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.r016-oct2-177944372700233.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 gold2025
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 r016-oct2-177944372700233
=====================================================================

--------------------
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 1779687784863

Invoking MCC driver with
GOLD_TOOL=
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 202505121319
[2026-05-25 05:43:06] [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]
[2026-05-25 05:43:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 05:43:07] [INFO ] Load time of PNML (sax parser for PT used): 201 ms
[2026-05-25 05:43:07] [INFO ] Transformed 2826 places.
[2026-05-25 05:43:07] [INFO ] Transformed 3513 transitions.
[2026-05-25 05:43:07] [INFO ] Found NUPN structural information;
[2026-05-25 05:43:07] [INFO ] Parsed PT model containing 2826 places and 3513 transitions and 10709 arcs in 444 ms.
Structural test allowed to assert that 346 places are NOT stable. Took 25 ms.
[2026-05-25 05:43:08] [INFO ] Flatten gal took : 506 ms
[2026-05-25 05:43:08] [INFO ] Flatten gal took : 209 ms
[2026-05-25 05:43:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15252293064027465871.gal : 129 ms
[2026-05-25 05:43:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17400513979581814112.prop : 17 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15252293064027465871.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17400513979581814112.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality17400513979581814112.prop.
RANDOM walk for 40000 steps (67 resets) in 7429 ms. (5 steps per ms) remains 1012/2480 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 122 steps (8 resets) in 51 ms. (2 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 122 steps (8 resets) in 7 ms. (15 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 121 steps (8 resets) in 10 ms. (11 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 122 steps (8 resets) in 6 ms. (17 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 26 ms. (4 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 13 ms. (8 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 60 ms. (2 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 22 ms. (5 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 19 ms. (6 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 5 ms. (20 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 1012/1012 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 1012/1012 properties
// Phase 1: matrix 3513 rows 2826 cols
[2026-05-25 05:43:10] [INFO ] Computed 277 invariants in 141 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1012 variables, 1012/1012 constraints. Problems are: Problem set: 0 solved, 1012 unsolved
SMT process timed out in 5821ms, After SMT, problems are : Problem set: 0 solved, 1012 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1012 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 450 transitions
Trivial Post-agglo rules discarded 450 transitions
Performed 450 trivial Post agglomeration. Transition count delta: 450
Iterating post reduction 0 with 450 rules applied. Total rules applied 450 place count 2826 transition count 3063
Reduce places removed 450 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 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 1 with 476 rules applied. Total rules applied 926 place count 2376 transition count 3037
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 932 place count 2370 transition count 3037
Performed 400 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 400 Pre rules applied. Total rules applied 932 place count 2370 transition count 2637
Deduced a syphon composed of 400 places in 9 ms
Ensure Unique test removed 38 places
Reduce places removed 438 places and 0 transitions.
Iterating global reduction 3 with 838 rules applied. Total rules applied 1770 place count 1932 transition count 2637
Discarding 5 places :
Implicit places reduction removed 5 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 20 transitions
Trivial Post-agglo rules discarded 20 transitions
Performed 20 trivial Post agglomeration. Transition count delta: 20
Iterating post reduction 3 with 25 rules applied. Total rules applied 1795 place count 1927 transition count 2617
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 4 with 20 rules applied. Total rules applied 1815 place count 1907 transition count 2617
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 19 Pre rules applied. Total rules applied 1815 place count 1907 transition count 2598
Deduced a syphon composed of 19 places in 23 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 1872 place count 1869 transition count 2598
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 19 Pre rules applied. Total rules applied 1872 place count 1869 transition count 2579
Deduced a syphon composed of 19 places in 21 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 5 with 38 rules applied. Total rules applied 1910 place count 1850 transition count 2579
Discarding 51 places :
Symmetric choice reduction at 5 with 51 rule applications. Total rules 1961 place count 1799 transition count 2528
Iterating global reduction 5 with 51 rules applied. Total rules applied 2012 place count 1799 transition count 2528
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 2013 place count 1799 transition count 2527
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 11 Pre rules applied. Total rules applied 2013 place count 1799 transition count 2516
Deduced a syphon composed of 11 places in 20 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 2036 place count 1787 transition count 2516
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 2036 place count 1787 transition count 2515
Deduced a syphon composed of 1 places in 9 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 2039 place count 1785 transition count 2515
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 2042 place count 1782 transition count 2494
Iterating global reduction 6 with 3 rules applied. Total rules applied 2045 place count 1782 transition count 2494
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 2045 place count 1782 transition count 2493
Deduced a syphon composed of 1 places in 9 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 2047 place count 1781 transition count 2493
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2048 place count 1780 transition count 2485
Iterating global reduction 6 with 1 rules applied. Total rules applied 2049 place count 1780 transition count 2485
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2050 place count 1779 transition count 2477
Iterating global reduction 6 with 1 rules applied. Total rules applied 2051 place count 1779 transition count 2477
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2052 place count 1778 transition count 2469
Iterating global reduction 6 with 1 rules applied. Total rules applied 2053 place count 1778 transition count 2469
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2054 place count 1777 transition count 2461
Iterating global reduction 6 with 1 rules applied. Total rules applied 2055 place count 1777 transition count 2461
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2056 place count 1776 transition count 2453
Iterating global reduction 6 with 1 rules applied. Total rules applied 2057 place count 1776 transition count 2453
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2058 place count 1775 transition count 2445
Iterating global reduction 6 with 1 rules applied. Total rules applied 2059 place count 1775 transition count 2445
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2060 place count 1774 transition count 2437
Iterating global reduction 6 with 1 rules applied. Total rules applied 2061 place count 1774 transition count 2437
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2062 place count 1773 transition count 2429
Iterating global reduction 6 with 1 rules applied. Total rules applied 2063 place count 1773 transition count 2429
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2064 place count 1772 transition count 2421
Iterating global reduction 6 with 1 rules applied. Total rules applied 2065 place count 1772 transition count 2421
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2066 place count 1771 transition count 2413
Iterating global reduction 6 with 1 rules applied. Total rules applied 2067 place count 1771 transition count 2413
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2068 place count 1770 transition count 2405
Iterating global reduction 6 with 1 rules applied. Total rules applied 2069 place count 1770 transition count 2405
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2070 place count 1769 transition count 2397
Iterating global reduction 6 with 1 rules applied. Total rules applied 2071 place count 1769 transition count 2397
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2072 place count 1768 transition count 2389
Iterating global reduction 6 with 1 rules applied. Total rules applied 2073 place count 1768 transition count 2389
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2074 place count 1767 transition count 2381
Iterating global reduction 6 with 1 rules applied. Total rules applied 2075 place count 1767 transition count 2381
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2076 place count 1766 transition count 2373
Iterating global reduction 6 with 1 rules applied. Total rules applied 2077 place count 1766 transition count 2373
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2078 place count 1765 transition count 2365
Iterating global reduction 6 with 1 rules applied. Total rules applied 2079 place count 1765 transition count 2365
Performed 135 Post agglomeration using F-continuation condition.Transition count delta: 135
Deduced a syphon composed of 135 places in 6 ms
Reduce places removed 135 places and 0 transitions.
Iterating global reduction 6 with 270 rules applied. Total rules applied 2349 place count 1630 transition count 2230
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 2351 place count 1629 transition count 2239
Free-agglomeration rule applied 14 times.
Iterating global reduction 6 with 14 rules applied. Total rules applied 2365 place count 1629 transition count 2225
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 6 with 14 rules applied. Total rules applied 2379 place count 1615 transition count 2225
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 7 with 4 rules applied. Total rules applied 2383 place count 1615 transition count 2221
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 2387 place count 1611 transition count 2221
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 2389 place count 1611 transition count 2221
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 2390 place count 1610 transition count 2220
Reduce places removed 3 places and 0 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 8 with 4 rules applied. Total rules applied 2394 place count 1607 transition count 2219
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 2395 place count 1606 transition count 2219
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 4 Pre rules applied. Total rules applied 2395 place count 1606 transition count 2215
Deduced a syphon composed of 4 places in 6 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 10 with 8 rules applied. Total rules applied 2403 place count 1602 transition count 2215
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 10 with 2 rules applied. Total rules applied 2405 place count 1600 transition count 2215
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 6 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 11 with 6 rules applied. Total rules applied 2411 place count 1597 transition count 2212
Discarding 2 places :
Symmetric choice reduction at 11 with 2 rule applications. Total rules 2413 place count 1595 transition count 2210
Iterating global reduction 11 with 2 rules applied. Total rules applied 2415 place count 1595 transition count 2210
Free-agglomeration rule applied 2 times.
Iterating global reduction 11 with 2 rules applied. Total rules applied 2417 place count 1595 transition count 2208
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 2419 place count 1593 transition count 2208
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 2420 place count 1593 transition count 2208
Applied a total of 2420 rules in 1762 ms. Remains 1593 /2826 variables (removed 1233) and now considering 2208/3513 (removed 1305) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1775 ms. Remains : 1593/2826 places, 2208/3513 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
RANDOM walk for 1908412 steps (20213 resets) in 120004 ms. (15 steps per ms) remains 706/1012 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 37 ms. (105 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 37 ms. (105 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 36 ms. (108 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 38 ms. (102 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 37 ms. (105 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 38 ms. (102 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4001 steps (8 resets) in 21 ms. (181 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4004 steps (9 resets) in 27 ms. (143 steps per ms) remains 706/706 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 706/706 properties
// Phase 1: matrix 2208 rows 1593 cols
[2026-05-25 05:43:48] [INFO ] Computed 208 invariants in 38 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
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
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.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/706 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 706 unsolved
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
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) 0/706 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 2 (OVERLAPS) 91/797 variables, 39/60 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/797 variables, 4/64 constraints. Problems are: Problem set: 0 solved, 706 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 797/3801 variables, and 64 constraints, problems are : Problem set: 0 solved, 706 unsolved in 45018 ms.
Refiners :[Positive P Invariants (semi-flows): 39/62 constraints, Generalized P Invariants (flows): 25/146 constraints, State Equation: 0/1593 constraints, PredecessorRefiner: 706/706 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 706 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/706 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 706 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
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.
At refinement iteration 1 (INCLUDED_ONLY) 0/706 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 2 (OVERLAPS) 91/797 variables, 39/60 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/797 variables, 4/64 constraints. Problems are: Problem set: 0 solved, 706 unsolved
SDD proceeding with computation,2335 properties remain. new max is 1024
SDD size :1.46319e+11 after 4.05284e+11
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.
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
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 797/3801 variables, and 64 constraints, problems are : Problem set: 0 solved, 706 unsolved in 45036 ms.
Refiners :[Positive P Invariants (semi-flows): 39/62 constraints, Generalized P Invariants (flows): 25/146 constraints, State Equation: 0/1593 constraints, PredecessorRefiner: 0/706 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90305ms problems are : Problem set: 0 solved, 706 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 706 out of 1593 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1593/1593 places, 2208/2208 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 62 transitions
Trivial Post-agglo rules discarded 62 transitions
Performed 62 trivial Post agglomeration. Transition count delta: 62
Iterating post reduction 0 with 62 rules applied. Total rules applied 62 place count 1593 transition count 2146
Reduce places removed 62 places and 0 transitions.
Iterating post reduction 1 with 62 rules applied. Total rules applied 124 place count 1531 transition count 2146
Performed 75 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 75 Pre rules applied. Total rules applied 124 place count 1531 transition count 2071
Deduced a syphon composed of 75 places in 5 ms
Ensure Unique test removed 2 places
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 2 with 152 rules applied. Total rules applied 276 place count 1454 transition count 2071
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 2 rules applied. Total rules applied 278 place count 1454 transition count 2069
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 280 place count 1452 transition count 2069
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 4 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 4 with 39 rules applied. Total rules applied 319 place count 1432 transition count 2050
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 319 place count 1432 transition count 2047
Deduced a syphon composed of 3 places in 5 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 325 place count 1429 transition count 2047
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 4 with 1 rules applied. Total rules applied 326 place count 1428 transition count 2047
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 328 place count 1427 transition count 2046
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 329 place count 1426 transition count 2045
Iterating global reduction 5 with 1 rules applied. Total rules applied 330 place count 1426 transition count 2045
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 331 place count 1425 transition count 2044
Iterating global reduction 5 with 1 rules applied. Total rules applied 332 place count 1425 transition count 2044
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 333 place count 1425 transition count 2043
Invariant property smplace_1264 does not hold.
Invariant property smplace_1263 does not hold.
Invariant property smplace_1262 does not hold.
Free-agglomeration rule applied 3 times.
Iterating global reduction 6 with 3 rules applied. Total rules applied 336 place count 1425 transition count 2040
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Invariant property smplace_1252 does not hold.
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 6 with 9 rules applied. Total rules applied 345 place count 1420 transition count 2036
Reduce places removed 2 places and 0 transitions.
Invariant property smplace_1251 does not hold.
Invariant property smplace_1250 does not hold.
Iterating post reduction 7 with 2 rules applied. Total rules applied 347 place count 1418 transition count 2036
Invariant property smplace_1236 does not hold.
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 8 with 4 rules applied. Total rules applied 351 place count 1418 transition count 2036
Applied a total of 351 rules in 297 ms. Remains 1418 /1593 variables (removed 175) and now considering 2036/2208 (removed 172) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 297 ms. Remains : 1418/1593 places, 2036/2208 transitions.
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.
RANDOM walk for 2296276 steps (25387 resets) in 120004 ms. (19 steps per ms) remains 695/706 properties
BEST_FIRST walk for 4002 steps (8 resets) in 30 ms. (129 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4002 steps (8 resets) in 32 ms. (121 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4002 steps (8 resets) in 23 ms. (166 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 695/695 properties
SDD proceeding with computation,2264 properties remain. new max is 2048
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (9 resets) in 28 ms. (138 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4002 steps (8 resets) in 23 ms. (166 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4002 steps (9 resets) in 33 ms. (117 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4004 steps (9 resets) in 31 ms. (125 steps per ms) remains 695/695 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 695/695 properties
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.
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.
Probabilistic random walk after 1000000 steps, saw 230894 distinct states, run finished after 35992 ms. (steps per millisecond=27 ) properties seen :31
// Phase 1: matrix 2036 rows 1418 cols
[2026-05-25 05:46:25] [INFO ] Computed 202 invariants in 18 ms
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
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.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/664 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 664 unsolved
SDD proceeding with computation,2147 properties remain. new max is 2048
SDD size :6.8436e+22 after 3.16785e+23
At refinement iteration 1 (INCLUDED_ONLY) 0/664 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 2 (OVERLAPS) 47/711 variables, 38/57 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/711 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 664 unsolved
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.
At refinement iteration 4 (INCLUDED_ONLY) 0/711 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 5 (OVERLAPS) 1/712 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/712 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 7 (OVERLAPS) 207/919 variables, 41/103 constraints. Problems are: Problem set: 0 solved, 664 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 919/3454 variables, and 103 constraints, problems are : Problem set: 0 solved, 664 unsolved in 75029 ms.
Refiners :[Positive P Invariants (semi-flows): 39/62 constraints, Generalized P Invariants (flows): 64/140 constraints, State Equation: 0/1418 constraints, PredecessorRefiner: 664/664 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 664 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/664 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/664 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 2 (OVERLAPS) 47/711 variables, 38/57 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/711 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 664 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 4 (INCLUDED_ONLY) 0/711 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 5 (OVERLAPS) 1/712 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 664 unsolved
SDD proceeding with computation,2078 properties remain. new max is 2048
SDD size :1.2452e+25 after 6.09069e+28
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.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 712/3454 variables, and 62 constraints, problems are : Problem set: 0 solved, 664 unsolved in 75022 ms.
Refiners :[Positive P Invariants (semi-flows): 39/62 constraints, Generalized P Invariants (flows): 23/140 constraints, State Equation: 0/1418 constraints, PredecessorRefiner: 0/664 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150361ms problems are : Problem set: 0 solved, 664 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 664 out of 1418 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1418/1418 places, 2036/2036 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 1418 transition count 2018
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 36 place count 1400 transition count 2018
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 36 place count 1400 transition count 2010
Deduced a syphon composed of 8 places in 10 ms
Ensure Unique test removed 1 places
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 17 rules applied. Total rules applied 53 place count 1391 transition count 2010
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 53 place count 1391 transition count 2009
Deduced a syphon composed of 1 places in 10 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 56 place count 1389 transition count 2009
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 56 place count 1389 transition count 2008
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 58 place count 1388 transition count 2008
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 6 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 62 place count 1386 transition count 2006
Applied a total of 62 rules in 150 ms. Remains 1386 /1418 variables (removed 32) and now considering 2006/2036 (removed 30) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 1386/1418 places, 2006/2036 transitions.
RANDOM walk for 2381995 steps (26593 resets) in 120004 ms. (19 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 664/664 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 664/664 properties
Probabilistic random walk after 1000001 steps, saw 242541 distinct states, run finished after 36410 ms. (steps per millisecond=27 ) properties seen :0
// Phase 1: matrix 2006 rows 1386 cols
[2026-05-25 05:50:02] [INFO ] Computed 200 invariants in 17 ms
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/664 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/664 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 2 (OVERLAPS) 46/710 variables, 38/57 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/710 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/710 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 5 (OVERLAPS) 1/711 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 664 unsolved
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
At refinement iteration 6 (INCLUDED_ONLY) 0/711 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 7 (OVERLAPS) 207/918 variables, 41/103 constraints. Problems are: Problem set: 0 solved, 664 unsolved
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.
Error getting values : (error "ParserException while parsing response: ((s0 (/ 1.0 216.0))
(s1 (/ 13.0 216.0))
(s2 (/ 1.0 216.0))
(s3 (/ 1.0 216.0))
(s4 (/ 1.0 216.0))
(s5 (/ 1.0 216.0))
(s6 (/ 1.0 216.0))
(s7 (/ 1.0 216.0))
(s8 (/ 1.0 216.0))
(s9 (/ 1.0 216.0))
(s10 (/ 1.0 216.0))
(s11 (/ 1.0 216.0))
(s12 (/ 1.0 216.0))
(s13 (/ 1.0 216.0))
(s14 (/ 1.0 216.0))
(s15 (/ 1.0 216.0))
(s16 (/ 1.0 216.0))
(s17 (/ 1.0 216.0))
(s18 (/ 1.0 216.0))
(s19 (/ 1.0 216.0))
(s20 (/ 1.0 216.0))
(s21 (/ 1.0 216.0))
(s22 (/ 1.0 216.0))
(s23 (/ 1.0 216.0))
(s24 (/ 1.0 216.0))
(s25 (/ 1.0 216.0))
(s26 (/ 1.0 216.0))
(s27 (/ 1.0 216.0))
(s28 (/ 1.0 216.0))
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(s30 (/ 1.0 216.0))
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(s32 (/ 1.0 216.0))
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(s36 (/ 1.0 216.0))
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(s43 0.0)
(s44 (/ 1.0 216.0))
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(s46 (/ 1.0 216.0))
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(s50 (/ 1.0 216.0))
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(s52 (/ 1.0 216.0))
(s53 (/ 1.0 216.0))
(s54 (/ 1.0 216.0))
(s55 (/ 1.0 216.0))
(s56 (/ 1.0 216.0))
(s57 (/ 1.0 216.0))
(s58 (/ 1.0 216.0))
(s59 (/ 1.0 216.0))
(s60 (/ 1.0 216.0))
(s61 (/ 1.0 216.0))
(s62 (/ 1.0 216.0))
(s63 (/ 1.0 216.0))
(s64 (/ 1.0 216.0))
(s65 (/ 1.0 216.0))
(s66 (/ 1.0 216.0))
(s67 (/ 1.0 216.0))
(s68 (/ 1.0 216.0))
(s69 (/ 1.0 216.0))
(s70 (/ 1.0 3.0))
(s71 (/ 1.0 216.0))
(s72 (/ 1.0 216.0))
(s73 (/ 1.0 216.0))
(s74 (/ 1.0 216.0))
(s75 (/ 1.0 216.0))
(s76 (/ 1.0 216.0))
(s77 (/ 1.0 216.0))
(s78 (/ 1.0 216.0))
(s79 (/ 1.0 216.0))
(s80 (/ 1.0 216.0))
(s81 (/ 1.0 216.0))
(s82 (/ 1.0 216.0))
(s83 (/ 1.0 2.0))
(s84 (/ 1.0 216.0))
(s85 (/ 1.0 216.0))
(s86 (/ 1.0 216.0))
(s87 (/ 1.0 216.0))
(s88 (/ 1.0 216.0))
(s89 (/ 1.0 216.0))
(s90 (/ 1.0 216.0))
(s91 (/ 1.0 216.0))
(s92 (/ 1.0 216.0))
(s93 (/ 1.0 216.0))
(s94 (/ 1.0 216.0))
(s95 (/ 1.0 216.0))
(s96 (/ 1.0 216.0))
(s97 (/ 1.0 216.0))
(s98 (/ 1.0 216.0))
(s99 (/ 1.0 216.0))
(s100 (/ 1.0 216.0))
(s101 (/ 1.0 216.0))
(s102 (/ 1.0 216.0))
(s103 (/ 1.0 216.0))
(s104 (/ 1.0 216.0))
(s105 (/ 1.0 216.0))
(s106 (/ 1.0 216.0))
(s107 0.0)
(s108 (/ 35.0 108.0))
(s109 0.0)
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(s119 (/ 73.0 108.0))
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(s126 (/ 181.0 216.0))
(s127 (/ 1.0 216.0))
(s128 (/ 1.0 216.0))
(s129 (/ 1.0 216.0))
(s130 (/ 1.0 216.0))
(s131 (/ 1.0 216.0))
(s132 (/ 1.0 216.0))
(s133 (/ 1.0 216.0))
(s134 (/ 1.0 216.0))
(s135 (/ 1.0 216.0))
(s136 (/ 1.0 216.0))
(s137 (/ 1.0 216.0))
(s138 (/ 1.0 216.0))
(s139 (/ 1.0 216.0))
(s140 (/ 1.0 216.0))
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(s142 (/ 1.0 216.0))
(s143 (/ 1.0 216.0))
(s144 (/ 1.0 216.0))
(s145 (/ 1.0 216.0))
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(s835 (/ 1.0 216.0))
(s836 (/ 1.0 216.0))
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(s842 (/ 1.0 216.0))
(s843 (/ 1.0 216.0))
(s844 timeout
( org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 918/3392 variables, and 103 constraints, problems are : Problem set: 0 solved, 664 unsolved in 90066 ms.
Refiners :[Positive P Invariants (semi-flows): 39/64 constraints, Generalized P Invariants (flows): 64/136 constraints, State Equation: 0/1386 constraints, PredecessorRefiner: 664/664 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 664 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/664 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/664 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 2 (OVERLAPS) 46/710 variables, 38/57 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/710 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/710 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 5 (OVERLAPS) 1/711 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/711 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 664 unsolved
At refinement iteration 7 (OVERLAPS) 207/918 variables, 41/103 constraints. Problems are: Problem set: 0 solved, 664 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:52:51] [INFO ] Deduced a trap composed of 41 places in 320 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:52:53] [INFO ] Deduced a trap composed of 13 places in 150 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:52:53] [INFO ] Deduced a trap composed of 14 places in 159 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:52:54] [INFO ] Deduced a trap composed of 66 places in 236 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:52:55] [INFO ] Deduced a trap composed of 23 places in 246 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:52:55] [INFO ] Deduced a trap composed of 42 places in 133 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:52:55] [INFO ] Deduced a trap composed of 36 places in 181 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:52:56] [INFO ] Deduced a trap composed of 36 places in 444 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:52:58] [INFO ] Deduced a trap composed of 84 places in 298 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:02] [INFO ] Deduced a trap composed of 36 places in 221 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:02] [INFO ] Deduced a trap composed of 44 places in 215 ms of which 22 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 918/3392 variables, and 114 constraints, problems are : Problem set: 0 solved, 664 unsolved in 90035 ms.
Refiners :[Positive P Invariants (semi-flows): 39/64 constraints, Generalized P Invariants (flows): 64/136 constraints, State Equation: 0/1386 constraints, PredecessorRefiner: 0/664 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 180348ms problems are : Problem set: 0 solved, 664 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 664 out of 1386 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1386/1386 places, 2006/2006 transitions.
Applied a total of 0 rules in 27 ms. Remains 1386 /1386 variables (removed 0) and now considering 2006/2006 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 1386/1386 places, 2006/2006 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1386/1386 places, 2006/2006 transitions.
Applied a total of 0 rules in 29 ms. Remains 1386 /1386 variables (removed 0) and now considering 2006/2006 (removed 0) transitions.
[2026-05-25 05:53:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:53:04] [INFO ] Implicit Places using invariants in 1245 ms returned [108, 316, 357, 521, 548, 589, 753, 780, 803, 962, 986, 987, 989, 1006, 1024, 1043, 1093, 1094, 1105, 1106, 1108, 1125, 1143, 1212, 1216, 1217, 1220, 1231, 1232, 1233, 1251, 1253, 1257, 1275, 1276, 1277, 1278, 1290, 1296, 1302, 1308, 1314, 1320, 1326, 1332, 1338, 1344, 1350]
[2026-05-25 05:53:04] [INFO ] Actually due to overlaps returned [1251, 1233, 108, 357, 589, 803, 1006, 1125, 1257, 989, 1108, 987, 1105, 1231, 1275, 316, 548, 780, 986, 1106, 1232, 1253, 1276, 521, 753, 962, 1093, 1094, 1216, 1217, 1143, 1277, 1320, 1338, 1350, 1024, 1043, 1220, 1278, 1290, 1296, 1302, 1308, 1314, 1326, 1332, 1344]
Discarding 47 places :
Implicit Place search using SMT only with invariants took 1268 ms to find 47 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1339/1386 places, 2006/2006 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 83 transitions
Trivial Post-agglo rules discarded 83 transitions
Performed 83 trivial Post agglomeration. Transition count delta: 83
Iterating post reduction 0 with 84 rules applied. Total rules applied 84 place count 1338 transition count 1923
Reduce places removed 83 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 84 rules applied. Total rules applied 168 place count 1255 transition count 1922
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 168 place count 1255 transition count 1904
Deduced a syphon composed of 18 places in 7 ms
Ensure Unique test removed 1 places
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 2 with 37 rules applied. Total rules applied 205 place count 1236 transition count 1904
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 217 place count 1232 transition count 1896
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 225 place count 1224 transition count 1896
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 240 place count 1209 transition count 1881
Iterating global reduction 4 with 15 rules applied. Total rules applied 255 place count 1209 transition count 1881
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 258 place count 1209 transition count 1878
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 258 place count 1209 transition count 1877
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 260 place count 1208 transition count 1877
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 263 place count 1205 transition count 1871
Iterating global reduction 5 with 3 rules applied. Total rules applied 266 place count 1205 transition count 1871
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 267 place count 1204 transition count 1870
Iterating global reduction 5 with 1 rules applied. Total rules applied 268 place count 1204 transition count 1870
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 269 place count 1203 transition count 1868
Iterating global reduction 5 with 1 rules applied. Total rules applied 270 place count 1203 transition count 1868
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 5 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 5 with 76 rules applied. Total rules applied 346 place count 1165 transition count 1830
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 347 place count 1165 transition count 1829
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 348 place count 1164 transition count 1828
Iterating global reduction 6 with 1 rules applied. Total rules applied 349 place count 1164 transition count 1828
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 350 place count 1164 transition count 1827
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 17 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 354 place count 1162 transition count 1828
Free-agglomeration rule (complex) applied 17 times.
Iterating global reduction 7 with 17 rules applied. Total rules applied 371 place count 1162 transition count 1811
Ensure Unique test removed 1 places
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 7 with 18 rules applied. Total rules applied 389 place count 1144 transition count 1811
Partial Free-agglomeration rule applied 10 times.
Drop transitions (Partial Free agglomeration) removed 10 transitions
Iterating global reduction 8 with 10 rules applied. Total rules applied 399 place count 1144 transition count 1811
Applied a total of 399 rules in 305 ms. Remains 1144 /1339 variables (removed 195) and now considering 1811/2006 (removed 195) transitions.
// Phase 1: matrix 1811 rows 1144 cols
[2026-05-25 05:53:04] [INFO ] Computed 146 invariants in 13 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:53:05] [INFO ] Implicit Places using invariants in 621 ms returned [240, 283, 284, 472, 501, 502, 688, 716, 717, 873, 879, 882, 884, 905, 906, 983, 989, 992, 994, 999, 1000, 1052, 1069, 1075, 1077, 1080]
[2026-05-25 05:53:05] [INFO ] Actually due to overlaps returned [283, 501, 716, 905, 999, 717, 906, 1000, 284, 502, 879, 884, 983, 989, 994, 1069, 1075, 1080, 240, 472, 688, 873, 1052]
Discarding 23 places :
Implicit Place search using SMT only with invariants took 632 ms to find 23 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 1121/1386 places, 1811/2006 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1111 transition count 1801
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1111 transition count 1801
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 1109 transition count 1799
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 1109 transition count 1799
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 5 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 34 place count 1104 transition count 1794
Free-agglomeration rule applied 9 times.
Iterating global reduction 0 with 9 rules applied. Total rules applied 43 place count 1104 transition count 1785
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 52 place count 1095 transition count 1785
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 53 place count 1095 transition count 1784
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 54 place count 1094 transition count 1784
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 56 place count 1094 transition count 1784
Applied a total of 56 rules in 289 ms. Remains 1094 /1121 variables (removed 27) and now considering 1784/1811 (removed 27) transitions.
// Phase 1: matrix 1784 rows 1094 cols
[2026-05-25 05:53:05] [INFO ] Computed 123 invariants in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:53:06] [INFO ] Implicit Places using invariants in 816 ms returned []
[2026-05-25 05:53:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:53:08] [INFO ] Implicit Places using invariants and state equation in 1904 ms returned []
Implicit Place search using SMT with State Equation took 2731 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 1094/1386 places, 1784/2006 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 5256 ms. Remains : 1094/1386 places, 1784/2006 transitions.
Detected timeout of ITS tools.
[2026-05-25 05:53:09] [INFO ] Flatten gal took : 251 ms
[2026-05-25 05:53:09] [INFO ] Applying decomposition
[2026-05-25 05:53:09] [INFO ] Flatten gal took : 243 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph41471347315441698.txt' '-o' '/tmp/graph41471347315441698.bin' '-w' '/tmp/graph41471347315441698.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph41471347315441698.bin' '-l' '-1' '-v' '-w' '/tmp/graph41471347315441698.weights' '-q' '0' '-e' '0.001'
[2026-05-25 05:53:10] [INFO ] Decomposing Gal with order
[2026-05-25 05:53:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 05:53:11] [INFO ] Removed a total of 2562 redundant transitions.
[2026-05-25 05:53:12] [INFO ] Flatten gal took : 528 ms
[2026-05-25 05:53:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 18 labels/synchronizations in 125 ms.
[2026-05-25 05:53:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2379851974519098574.gal : 77 ms
[2026-05-25 05:53:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1517197332105071660.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2379851974519098574.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1517197332105071660.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality1517197332105071660.prop.
SDD proceeding with computation,664 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,664 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,664 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,664 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,664 properties remain. new max is 64
SDD size :1 after 1
SDD proceeding with computation,664 properties remain. new max is 128
SDD size :1 after 1
SDD proceeding with computation,664 properties remain. new max is 256
SDD size :1 after 24798
SDD proceeding with computation,664 properties remain. new max is 512
SDD size :24798 after 1.07513e+17
RANDOM walk for 2401357 steps (36562 resets) in 120007 ms. (20 steps per ms) remains 652/664 properties
BEST_FIRST walk for 4004 steps (11 resets) in 37 ms. (105 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (10 resets) in 44 ms. (88 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (11 resets) in 44 ms. (88 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (12 resets) in 38 ms. (102 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (9 resets) in 45 ms. (87 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (11 resets) in 46 ms. (85 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (11 resets) in 46 ms. (85 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (10 resets) in 52 ms. (75 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (11 resets) in 37 ms. (105 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (10 resets) in 35 ms. (111 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (10 resets) in 39 ms. (100 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (9 resets) in 44 ms. (88 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (12 resets) in 37 ms. (105 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (10 resets) in 45 ms. (87 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (9 resets) in 40 ms. (97 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (11 resets) in 38 ms. (102 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (12 resets) in 38 ms. (102 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (9 resets) in 45 ms. (87 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (10 resets) in 44 ms. (88 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (9 resets) in 41 ms. (95 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (10 resets) in 53 ms. (74 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (10 resets) in 48 ms. (81 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (11 resets) in 49 ms. (80 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (11 resets) in 44 ms. (88 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (11 resets) in 46 ms. (85 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (12 resets) in 31 ms. (125 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (11 resets) in 41 ms. (95 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (9 resets) in 34 ms. (114 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (11 resets) in 37 ms. (105 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (10 resets) in 39 ms. (100 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (11 resets) in 36 ms. (108 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (11 resets) in 43 ms. (90 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (10 resets) in 35 ms. (111 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (10 resets) in 48 ms. (81 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (10 resets) in 50 ms. (78 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (11 resets) in 41 ms. (95 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (11 resets) in 41 ms. (95 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (10 resets) in 45 ms. (87 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (9 resets) in 46 ms. (85 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (11 resets) in 40 ms. (97 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (10 resets) in 33 ms. (117 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (10 resets) in 39 ms. (100 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (10 resets) in 44 ms. (88 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (10 resets) in 41 ms. (95 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4002 steps (8 resets) in 47 ms. (83 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (10 resets) in 36 ms. (108 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (11 resets) in 41 ms. (95 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (11 resets) in 42 ms. (93 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4004 steps (10 resets) in 41 ms. (95 steps per ms) remains 652/652 properties
BEST_FIRST walk for 4003 steps (11 resets) in 29 ms. (133 steps per ms) remains 652/652 properties
Probabilistic random walk after 1000001 steps, saw 186930 distinct states, run finished after 26465 ms. (steps per millisecond=37 ) properties seen :0
[2026-05-25 05:54:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/652 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/652 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 2 (OVERLAPS) 22/674 variables, 33/57 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/674 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/674 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 5 (OVERLAPS) 217/891 variables, 29/90 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/891 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 7 (OVERLAPS) 6/897 variables, 4/94 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/897 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 9 (OVERLAPS) 114/1011 variables, 15/109 constraints. Problems are: Problem set: 0 solved, 652 unsolved
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(s839 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1011/2878 variables, and 109 constraints, problems are : Problem set: 0 solved, 652 unsolved in 105037 ms.
Refiners :[Positive P Invariants (semi-flows): 37/42 constraints, Generalized P Invariants (flows): 72/81 constraints, State Equation: 0/1094 constraints, PredecessorRefiner: 652/652 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 652 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/652 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/652 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 2 (OVERLAPS) 22/674 variables, 33/57 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/674 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 652 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:11] [INFO ] Deduced a trap composed of 13 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:11] [INFO ] Deduced a trap composed of 14 places in 106 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:15] [INFO ] Deduced a trap composed of 14 places in 76 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/674 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/674 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 652 unsolved
At refinement iteration 6 (OVERLAPS) 217/891 variables, 29/93 constraints. Problems are: Problem set: 0 solved, 652 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:49] [INFO ] Deduced a trap composed of 39 places in 213 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:49] [INFO ] Deduced a trap composed of 40 places in 228 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:52] [INFO ] Deduced a trap composed of 53 places in 203 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:52] [INFO ] Deduced a trap composed of 42 places in 317 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:53] [INFO ] Deduced a trap composed of 39 places in 293 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:53] [INFO ] Deduced a trap composed of 42 places in 275 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:55] [INFO ] Deduced a trap composed of 42 places in 181 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:55] [INFO ] Deduced a trap composed of 42 places in 423 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:57] [INFO ] Deduced a trap composed of 63 places in 221 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:56:57] [INFO ] Deduced a trap composed of 43 places in 170 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:01] [INFO ] Deduced a trap composed of 31 places in 212 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:02] [INFO ] Deduced a trap composed of 51 places in 281 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:02] [INFO ] Deduced a trap composed of 52 places in 371 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:04] [INFO ] Deduced a trap composed of 42 places in 181 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:05] [INFO ] Deduced a trap composed of 31 places in 202 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:05] [INFO ] Deduced a trap composed of 40 places in 140 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:08] [INFO ] Deduced a trap composed of 28 places in 254 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:09] [INFO ] Deduced a trap composed of 40 places in 218 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:09] [INFO ] Deduced a trap composed of 62 places in 348 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:10] [INFO ] Deduced a trap composed of 29 places in 247 ms of which 36 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/891 variables, 20/113 constraints. Problems are: Problem set: 0 solved, 652 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:17] [INFO ] Deduced a trap composed of 71 places in 187 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:18] [INFO ] Deduced a trap composed of 40 places in 151 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:23] [INFO ] Deduced a trap composed of 62 places in 807 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:23] [INFO ] Deduced a trap composed of 52 places in 279 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:23] [INFO ] Deduced a trap composed of 53 places in 355 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:24] [INFO ] Deduced a trap composed of 42 places in 579 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:25] [INFO ] Deduced a trap composed of 48 places in 391 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:26] [INFO ] Deduced a trap composed of 48 places in 884 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:29] [INFO ] Deduced a trap composed of 50 places in 281 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:29] [INFO ] Deduced a trap composed of 63 places in 142 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:33] [INFO ] Deduced a trap composed of 67 places in 445 ms of which 20 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 891/2878 variables, and 124 constraints, problems are : Problem set: 0 solved, 652 unsolved in 105034 ms.
Refiners :[Positive P Invariants (semi-flows): 33/42 constraints, Generalized P Invariants (flows): 57/81 constraints, State Equation: 0/1094 constraints, PredecessorRefiner: 0/652 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 210248ms problems are : Problem set: 0 solved, 652 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 652 out of 1094 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1094/1094 places, 1784/1784 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 1094 transition count 1774
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 1084 transition count 1774
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 1084 transition count 1773
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 1083 transition count 1773
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 23 place count 1082 transition count 1772
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 1082 transition count 1772
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 25 place count 1081 transition count 1771
Iterating global reduction 2 with 1 rules applied. Total rules applied 26 place count 1081 transition count 1771
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 28 place count 1081 transition count 1771
Applied a total of 28 rules in 119 ms. Remains 1081 /1094 variables (removed 13) and now considering 1771/1784 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 119 ms. Remains : 1081/1094 places, 1771/1784 transitions.
RANDOM walk for 2426103 steps (37029 resets) in 120004 ms. (20 steps per ms) remains 646/652 properties
BEST_FIRST walk for 4004 steps (11 resets) in 40 ms. (97 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 45 ms. (87 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (12 resets) in 40 ms. (97 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (11 resets) in 53 ms. (74 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 42 ms. (93 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 47 ms. (83 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 41 ms. (95 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 47 ms. (83 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 46 ms. (85 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (9 resets) in 36 ms. (108 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 40 ms. (97 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 42 ms. (93 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (9 resets) in 52 ms. (75 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 41 ms. (95 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (12 resets) in 52 ms. (75 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 47 ms. (83 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (12 resets) in 45 ms. (87 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 52 ms. (75 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 35 ms. (111 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 42 ms. (93 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 53 ms. (74 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 32 ms. (121 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 44 ms. (88 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (9 resets) in 46 ms. (85 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (10 resets) in 54 ms. (72 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (10 resets) in 39 ms. (100 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 40 ms. (97 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 49 ms. (80 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (12 resets) in 35 ms. (111 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 48 ms. (81 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 40 ms. (97 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 50 ms. (78 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 39 ms. (100 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4001 steps (8 resets) in 48 ms. (81 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (12 resets) in 52 ms. (75 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 44 ms. (88 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 45 ms. (87 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (10 resets) in 44 ms. (88 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 44 ms. (88 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (12 resets) in 33 ms. (117 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (11 resets) in 44 ms. (88 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (10 resets) in 46 ms. (85 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (9 resets) in 47 ms. (83 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (10 resets) in 45 ms. (87 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (12 resets) in 34 ms. (114 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (9 resets) in 48 ms. (81 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (10 resets) in 38 ms. (102 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (10 resets) in 61 ms. (64 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 46 ms. (85 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (9 resets) in 43 ms. (90 steps per ms) remains 646/646 properties
Probabilistic random walk after 1000001 steps, saw 186929 distinct states, run finished after 27380 ms. (steps per millisecond=36 ) properties seen :0
// Phase 1: matrix 1771 rows 1081 cols
[2026-05-25 05:58:34] [INFO ] Computed 123 invariants in 29 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/646 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/646 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 2 (OVERLAPS) 22/668 variables, 33/57 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/668 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/668 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 5 (OVERLAPS) 218/886 variables, 31/92 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/886 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 7 (OVERLAPS) 6/892 variables, 4/96 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/892 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 9 (OVERLAPS) 97/989 variables, 13/109 constraints. Problems are: Problem set: 0 solved, 646 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 989/2852 variables, and 109 constraints, problems are : Problem set: 0 solved, 646 unsolved in 120034 ms.
Refiners :[Positive P Invariants (semi-flows): 37/43 constraints, Generalized P Invariants (flows): 72/80 constraints, State Equation: 0/1081 constraints, PredecessorRefiner: 646/646 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 646 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/646 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/646 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 2 (OVERLAPS) 22/668 variables, 33/57 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/668 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 646 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:01:00] [INFO ] Deduced a trap composed of 13 places in 80 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:01:06] [INFO ] Deduced a trap composed of 14 places in 121 ms of which 16 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/668 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 646 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:01:19] [INFO ] Deduced a trap composed of 14 places in 62 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/668 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/668 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 7 (OVERLAPS) 218/886 variables, 31/95 constraints. Problems are: Problem set: 0 solved, 646 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:04] [INFO ] Deduced a trap composed of 29 places in 259 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:07] [INFO ] Deduced a trap composed of 52 places in 231 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:07] [INFO ] Deduced a trap composed of 53 places in 212 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:07] [INFO ] Deduced a trap composed of 42 places in 219 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:08] [INFO ] Deduced a trap composed of 67 places in 250 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:08] [INFO ] Deduced a trap composed of 39 places in 273 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:10] [INFO ] Deduced a trap composed of 75 places in 297 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:11] [INFO ] Deduced a trap composed of 82 places in 220 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:12] [INFO ] Deduced a trap composed of 34 places in 212 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:12] [INFO ] Deduced a trap composed of 40 places in 166 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:12] [INFO ] Deduced a trap composed of 72 places in 167 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:16] [INFO ] Deduced a trap composed of 31 places in 191 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:17] [INFO ] Deduced a trap composed of 62 places in 318 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:18] [INFO ] Deduced a trap composed of 39 places in 264 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:18] [INFO ] Deduced a trap composed of 52 places in 298 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:18] [INFO ] Deduced a trap composed of 40 places in 254 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:19] [INFO ] Deduced a trap composed of 53 places in 302 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:21] [INFO ] Deduced a trap composed of 40 places in 141 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:21] [INFO ] Deduced a trap composed of 42 places in 150 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:21] [INFO ] Deduced a trap composed of 42 places in 143 ms of which 18 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/886 variables, 20/115 constraints. Problems are: Problem set: 0 solved, 646 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:22] [INFO ] Deduced a trap composed of 43 places in 197 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:24] [INFO ] Deduced a trap composed of 77 places in 191 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:29] [INFO ] Deduced a trap composed of 72 places in 202 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:29] [INFO ] Deduced a trap composed of 72 places in 202 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:30] [INFO ] Deduced a trap composed of 72 places in 174 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:02:34] [INFO ] Deduced a trap composed of 50 places in 903 ms of which 35 ms to minimize.
SMT process timed out in 240610ms, After SMT, problems are : Problem set: 0 solved, 646 unsolved
Fused 646 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 646 out of 1081 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1081/1081 places, 1771/1771 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 1081 transition count 1767
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 1077 transition count 1767
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 8 place count 1077 transition count 1766
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 10 place count 1076 transition count 1766
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 11 place count 1076 transition count 1766
Applied a total of 11 rules in 77 ms. Remains 1076 /1081 variables (removed 5) and now considering 1766/1771 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 1076/1081 places, 1766/1771 transitions.
RANDOM walk for 2495430 steps (37902 resets) in 120005 ms. (20 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 45 ms. (87 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4001 steps (8 resets) in 52 ms. (75 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 35 ms. (111 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 50 ms. (78 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 43 ms. (91 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (10 resets) in 39 ms. (100 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 43 ms. (90 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (12 resets) in 33 ms. (117 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (10 resets) in 44 ms. (88 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (10 resets) in 42 ms. (93 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 52 ms. (75 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4001 steps (10 resets) in 44 ms. (88 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 41 ms. (95 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 35 ms. (111 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 31 ms. (125 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (9 resets) in 40 ms. (97 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 40 ms. (97 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (9 resets) in 42 ms. (93 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 34 ms. (114 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (11 resets) in 40 ms. (97 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 37 ms. (105 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 39 ms. (100 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 44 ms. (88 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (10 resets) in 33 ms. (117 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 36 ms. (108 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (12 resets) in 40 ms. (97 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 45 ms. (87 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4001 steps (10 resets) in 45 ms. (86 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 57 ms. (69 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 53 ms. (74 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (9 resets) in 57 ms. (69 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 92 ms. (43 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 42 ms. (93 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 35 ms. (111 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (12 resets) in 65 ms. (60 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 74 ms. (53 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (12 resets) in 36 ms. (108 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4001 steps (11 resets) in 36 ms. (108 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (12 resets) in 50 ms. (78 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (9 resets) in 41 ms. (95 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 51 ms. (76 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 55 ms. (71 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (11 resets) in 30 ms. (129 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (9 resets) in 31 ms. (125 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 54 ms. (72 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4002 steps (9 resets) in 44 ms. (88 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 58 ms. (67 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 30 ms. (129 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4003 steps (10 resets) in 41 ms. (95 steps per ms) remains 646/646 properties
BEST_FIRST walk for 4004 steps (11 resets) in 31 ms. (125 steps per ms) remains 646/646 properties
Detected timeout of ITS tools.
Probabilistic random walk after 1000001 steps, saw 186926 distinct states, run finished after 30054 ms. (steps per millisecond=33 ) properties seen :0
// Phase 1: matrix 1766 rows 1076 cols
[2026-05-25 06:03:36] [INFO ] Computed 123 invariants in 18 ms
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/646 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/646 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 2 (OVERLAPS) 22/668 variables, 33/57 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/668 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/668 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 5 (OVERLAPS) 218/886 variables, 32/93 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/886 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 7 (OVERLAPS) 6/892 variables, 4/97 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/892 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 9 (OVERLAPS) 101/993 variables, 12/109 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/993 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 11 (OVERLAPS) 48/1041 variables, 5/114 constraints. Problems are: Problem set: 0 solved, 646 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1041/2842 variables, and 114 constraints, problems are : Problem set: 0 solved, 646 unsolved in 135051 ms.
Refiners :[Positive P Invariants (semi-flows): 42/42 constraints, Generalized P Invariants (flows): 72/81 constraints, State Equation: 0/1076 constraints, PredecessorRefiner: 646/646 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 646 unsolved
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/646 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/646 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 2 (OVERLAPS) 22/668 variables, 33/57 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/668 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 646 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:06:15] [INFO ] Deduced a trap composed of 13 places in 88 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:06:19] [INFO ] Deduced a trap composed of 14 places in 72 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/668 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/668 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 646 unsolved
At refinement iteration 6 (OVERLAPS) 218/886 variables, 32/95 constraints. Problems are: Problem set: 0 solved, 646 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:06:58] [INFO ] Deduced a trap composed of 29 places in 217 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:06:58] [INFO ] Deduced a trap composed of 42 places in 222 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:06:58] [INFO ] Deduced a trap composed of 42 places in 211 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:00] [INFO ] Deduced a trap composed of 14 places in 120 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:01] [INFO ] Deduced a trap composed of 52 places in 207 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:02] [INFO ] Deduced a trap composed of 53 places in 279 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:04] [INFO ] Deduced a trap composed of 42 places in 412 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:05] [INFO ] Deduced a trap composed of 40 places in 158 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:10] [INFO ] Deduced a trap composed of 34 places in 377 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:10] [INFO ] Deduced a trap composed of 31 places in 241 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:11] [INFO ] Deduced a trap composed of 62 places in 377 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:12] [INFO ] Deduced a trap composed of 50 places in 354 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:12] [INFO ] Deduced a trap composed of 63 places in 409 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:13] [INFO ] Deduced a trap composed of 29 places in 313 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:13] [INFO ] Deduced a trap composed of 42 places in 183 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:13] [INFO ] Deduced a trap composed of 42 places in 192 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:14] [INFO ] Deduced a trap composed of 39 places in 443 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:14] [INFO ] Deduced a trap composed of 42 places in 344 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:18] [INFO ] Deduced a trap composed of 39 places in 199 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:23] [INFO ] Deduced a trap composed of 62 places in 340 ms of which 47 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/886 variables, 20/115 constraints. Problems are: Problem set: 0 solved, 646 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:27] [INFO ] Deduced a trap composed of 63 places in 242 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:27] [INFO ] Deduced a trap composed of 43 places in 239 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:44] [INFO ] Deduced a trap composed of 29 places in 359 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:49] [INFO ] Deduced a trap composed of 52 places in 454 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:50] [INFO ] Deduced a trap composed of 53 places in 449 ms of which 69 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:53] [INFO ] Deduced a trap composed of 28 places in 525 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:53] [INFO ] Deduced a trap composed of 31 places in 325 ms of which 33 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/886 variables, 7/122 constraints. Problems are: Problem set: 0 solved, 646 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:08:05] [INFO ] Deduced a trap composed of 75 places in 336 ms of which 53 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 886/2842 variables, and 123 constraints, problems are : Problem set: 0 solved, 646 unsolved in 135027 ms.
Refiners :[Positive P Invariants (semi-flows): 33/42 constraints, Generalized P Invariants (flows): 60/81 constraints, State Equation: 0/1076 constraints, PredecessorRefiner: 0/646 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 270256ms problems are : Problem set: 0 solved, 646 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 646 out of 1076 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1076/1076 places, 1766/1766 transitions.
Applied a total of 0 rules in 24 ms. Remains 1076 /1076 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 1076/1076 places, 1766/1766 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1076/1076 places, 1766/1766 transitions.
Applied a total of 0 rules in 19 ms. Remains 1076 /1076 variables (removed 0) and now considering 1766/1766 (removed 0) transitions.
[2026-05-25 06:08:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 06:08:07] [INFO ] Implicit Places using invariants in 658 ms returned []
[2026-05-25 06:08:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 06:08:08] [INFO ] Implicit Places using invariants and state equation in 1808 ms returned []
Implicit Place search using SMT with State Equation took 2480 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 06:08:08] [INFO ] Redundant transitions in 126 ms returned []
Running 1729 sub problems to find dead transitions.
[2026-05-25 06:08:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1075 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 1729 unsolved
SMT process timed out in 30801ms, After SMT, problems are : Problem set: 0 solved, 1729 unsolved
Search for dead transitions found 0 dead transitions in 30811ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33452 ms. Remains : 1076/1076 places, 1766/1766 transitions.
RANDOM walk for 400000 steps (6140 resets) in 15854 ms. (25 steps per ms) remains 646/646 properties
Running SMT prover for 646 properties.
[2026-05-25 06:08:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 06:08:44] [INFO ] [Real]Absence check using 42 positive place invariants in 9 ms returned sat
[2026-05-25 06:08:44] [INFO ] [Real]Absence check using 42 positive and 81 generalized place invariants in 32 ms returned sat
[2026-05-25 06:08:48] [INFO ] After 3904ms SMT Verify possible using state equation in real domain returned unsat :0 sat :646
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:09:58] [INFO ] Deduced a trap composed of 62 places in 479 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:10:14] [INFO ] Deduced a trap composed of 40 places in 242 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:10:20] [INFO ] Deduced a trap composed of 53 places in 419 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:10:21] [INFO ] Deduced a trap composed of 54 places in 420 ms of which 69 ms to minimize.
[2026-05-25 06:10:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 631 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:10:37] [INFO ] Deduced a trap composed of 28 places in 281 ms of which 20 ms to minimize.
TRAPS : Iteration 2
[2026-05-25 06:10:46] [INFO ] After 121436ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :9 real:637
[2026-05-25 06:10:46] [INFO ] After 122454ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :9 real:637
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 06:10:46] [INFO ] [Nat]Absence check using 42 positive place invariants in 10 ms returned sat
[2026-05-25 06:10:46] [INFO ] [Nat]Absence check using 42 positive and 81 generalized place invariants in 56 ms returned sat

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="gold2025"
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 gold2025"
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 r016-oct2-177944372700233"
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 ;