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-oct2-177944372700223.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-05b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-oct2-177944372700223
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 6.7K Mar 5 14:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 5 14:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 5 14:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 5 14:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:09 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 11K Mar 5 14:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Mar 5 14:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 5 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 42K Mar 5 14:02 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 795K 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 1779687635276

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ASLink-PT-05b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-25 05:40:36] [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 05:40:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 05:40:37] [INFO ] Load time of PNML (sax parser for PT used): 235 ms
[2026-05-25 05:40:37] [INFO ] Transformed 2430 places.
[2026-05-25 05:40:37] [INFO ] Transformed 3040 transitions.
[2026-05-25 05:40:37] [INFO ] Found NUPN structural information;
[2026-05-25 05:40:37] [INFO ] Parsed PT model containing 2430 places and 3040 transitions and 9292 arcs in 412 ms.
Structural test allowed to assert that 296 places are NOT stable. Took 17 ms.
[2026-05-25 05:40:38] [INFO ] Flatten gal took : 427 ms
[2026-05-25 05:40:38] [INFO ] Flatten gal took : 295 ms
[2026-05-25 05:40:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2821182077504634984.gal : 119 ms
[2026-05-25 05:40:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1657622446283347423.prop : 30 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/ReachabilityCardinality2821182077504634984.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1657622446283347423.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 ...328
RANDOM walk for 40000 steps (75 resets) in 5992 ms. (6 steps per ms) remains 673/2134 properties
BEST_FIRST walk for 123 steps (8 resets) in 18 ms. (6 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 19 ms. (6 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 15 ms. (7 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 23 ms. (5 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 76 ms. (1 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 122 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 673/673 properties
BEST_FIRST walk for 122 steps (8 resets) in 12 ms. (9 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 5 ms. (20 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 122 steps (8 resets) in 5 ms. (20 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 5 ms. (20 steps per ms) remains 673/673 properties
BEST_FIRST walk for 122 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 5 ms. (20 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 673/673 properties
BEST_FIRST walk for 122 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 122 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 122 steps (8 resets) in 5 ms. (20 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 673/673 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 673/673 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 673/673 properties
Loading property file /tmp/ReachabilityCardinality1657622446283347423.prop.
// Phase 1: matrix 3040 rows 2430 cols
[2026-05-25 05:40:39] [INFO ] Computed 238 invariants in 112 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/673 variables, 673/673 constraints. Problems are: Problem set: 0 solved, 673 unsolved
SMT process timed out in 5626ms, After SMT, problems are : Problem set: 0 solved, 673 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 673 out of 2430 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2430/2430 places, 3040/3040 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 426 transitions
Trivial Post-agglo rules discarded 426 transitions
Performed 426 trivial Post agglomeration. Transition count delta: 426
Iterating post reduction 0 with 426 rules applied. Total rules applied 426 place count 2430 transition count 2614
Reduce places removed 426 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 1 with 452 rules applied. Total rules applied 878 place count 2004 transition count 2588
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 885 place count 1997 transition count 2588
Performed 393 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 393 Pre rules applied. Total rules applied 885 place count 1997 transition count 2195
Deduced a syphon composed of 393 places in 18 ms
Ensure Unique test removed 34 places
Reduce places removed 427 places and 0 transitions.
Iterating global reduction 3 with 820 rules applied. Total rules applied 1705 place count 1570 transition count 2195
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 19 transitions
Trivial Post-agglo rules discarded 19 transitions
Performed 19 trivial Post agglomeration. Transition count delta: 19
Iterating post reduction 3 with 23 rules applied. Total rules applied 1728 place count 1566 transition count 2176
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 4 with 19 rules applied. Total rules applied 1747 place count 1547 transition count 2176
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 16 Pre rules applied. Total rules applied 1747 place count 1547 transition count 2160
Deduced a syphon composed of 16 places in 14 ms
Ensure Unique test removed 16 places
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 5 with 48 rules applied. Total rules applied 1795 place count 1515 transition count 2160
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 16 Pre rules applied. Total rules applied 1795 place count 1515 transition count 2144
Deduced a syphon composed of 16 places in 15 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 5 with 32 rules applied. Total rules applied 1827 place count 1499 transition count 2144
Discarding 44 places :
Symmetric choice reduction at 5 with 44 rule applications. Total rules 1871 place count 1455 transition count 2100
Iterating global reduction 5 with 44 rules applied. Total rules applied 1915 place count 1455 transition count 2100
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1916 place count 1455 transition count 2099
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 9 Pre rules applied. Total rules applied 1916 place count 1455 transition count 2090
Deduced a syphon composed of 9 places in 14 ms
Ensure Unique test removed 1 places
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 6 with 19 rules applied. Total rules applied 1935 place count 1445 transition count 2090
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 1935 place count 1445 transition count 2089
Deduced a syphon composed of 1 places in 14 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 1938 place count 1443 transition count 2089
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1940 place count 1441 transition count 2074
Iterating global reduction 6 with 2 rules applied. Total rules applied 1942 place count 1441 transition count 2074
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 1942 place count 1441 transition count 2073
Deduced a syphon composed of 1 places in 14 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1944 place count 1440 transition count 2073
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1945 place count 1439 transition count 2065
Iterating global reduction 6 with 1 rules applied. Total rules applied 1946 place count 1439 transition count 2065
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1947 place count 1438 transition count 2057
Iterating global reduction 6 with 1 rules applied. Total rules applied 1948 place count 1438 transition count 2057
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1949 place count 1437 transition count 2049
Iterating global reduction 6 with 1 rules applied. Total rules applied 1950 place count 1437 transition count 2049
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1951 place count 1436 transition count 2041
Iterating global reduction 6 with 1 rules applied. Total rules applied 1952 place count 1436 transition count 2041
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1953 place count 1435 transition count 2033
Iterating global reduction 6 with 1 rules applied. Total rules applied 1954 place count 1435 transition count 2033
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1955 place count 1434 transition count 2025
Iterating global reduction 6 with 1 rules applied. Total rules applied 1956 place count 1434 transition count 2025
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1957 place count 1433 transition count 2017
Iterating global reduction 6 with 1 rules applied. Total rules applied 1958 place count 1433 transition count 2017
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1959 place count 1432 transition count 2009
Iterating global reduction 6 with 1 rules applied. Total rules applied 1960 place count 1432 transition count 2009
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1961 place count 1431 transition count 2001
Iterating global reduction 6 with 1 rules applied. Total rules applied 1962 place count 1431 transition count 2001
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1963 place count 1430 transition count 1993
Iterating global reduction 6 with 1 rules applied. Total rules applied 1964 place count 1430 transition count 1993
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1965 place count 1429 transition count 1985
Iterating global reduction 6 with 1 rules applied. Total rules applied 1966 place count 1429 transition count 1985
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1967 place count 1428 transition count 1977
Iterating global reduction 6 with 1 rules applied. Total rules applied 1968 place count 1428 transition count 1977
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1969 place count 1427 transition count 1969
Iterating global reduction 6 with 1 rules applied. Total rules applied 1970 place count 1427 transition count 1969
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1971 place count 1426 transition count 1961
Iterating global reduction 6 with 1 rules applied. Total rules applied 1972 place count 1426 transition count 1961
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1973 place count 1425 transition count 1953
Iterating global reduction 6 with 1 rules applied. Total rules applied 1974 place count 1425 transition count 1953
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1975 place count 1424 transition count 1945
Iterating global reduction 6 with 1 rules applied. Total rules applied 1976 place count 1424 transition count 1945
Performed 121 Post agglomeration using F-continuation condition.Transition count delta: 121
Deduced a syphon composed of 121 places in 4 ms
Reduce places removed 121 places and 0 transitions.
Iterating global reduction 6 with 242 rules applied. Total rules applied 2218 place count 1303 transition count 1824
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 2220 place count 1302 transition count 1833
Free-agglomeration rule applied 7 times.
Iterating global reduction 6 with 7 rules applied. Total rules applied 2227 place count 1302 transition count 1826
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 6 with 7 rules applied. Total rules applied 2234 place count 1295 transition count 1826
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 7 with 3 rules applied. Total rules applied 2237 place count 1295 transition count 1823
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 2240 place count 1292 transition count 1823
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 2241 place count 1292 transition count 1823
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 2242 place count 1291 transition count 1822
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 2246 place count 1288 transition count 1821
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 2247 place count 1287 transition count 1821
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 5 Pre rules applied. Total rules applied 2247 place count 1287 transition count 1816
Deduced a syphon composed of 5 places in 4 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 10 with 10 rules applied. Total rules applied 2257 place count 1282 transition count 1816
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 10 with 2 rules applied. Total rules applied 2259 place count 1280 transition count 1816
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 3 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 11 with 8 rules applied. Total rules applied 2267 place count 1276 transition count 1812
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 2268 place count 1275 transition count 1811
Iterating global reduction 11 with 1 rules applied. Total rules applied 2269 place count 1275 transition count 1811
Free-agglomeration rule applied 1 times.
Iterating global reduction 11 with 1 rules applied. Total rules applied 2270 place count 1275 transition count 1810
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 2271 place count 1274 transition count 1810
Applied a total of 2271 rules in 1538 ms. Remains 1274 /2430 variables (removed 1156) and now considering 1810/3040 (removed 1230) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1551 ms. Remains : 1274/2430 places, 1810/3040 transitions.
SDD proceeding with computation,2134 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2134 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2134 properties remain. new max is 16
SDD size :10 after 11
SDD proceeding with computation,2134 properties remain. new max is 32
SDD size :11 after 17
SDD proceeding with computation,2134 properties remain. new max is 64
SDD size :17 after 136
SDD proceeding with computation,2134 properties remain. new max is 128
SDD size :136 after 246
SDD proceeding with computation,2134 properties remain. new max is 256
SDD size :246 after 699
Invariant property smplace_473 does not hold.
Invariant property smplace_472 does not hold.
Invariant property smplace_471 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_297 does not hold.
SDD proceeding with computation,2114 properties remain. new max is 256
SDD size :699 after 13547
Invariant property smplace_445 does not hold.
Invariant property smplace_365 does not hold.
Invariant property smplace_364 does not hold.
Invariant property smplace_331 does not hold.
Invariant property smplace_330 does not hold.
Invariant property smplace_294 does not hold.
Invariant property smplace_293 does not hold.
Invariant property smplace_233 does not hold.
Invariant property smplace_232 does not hold.
SDD proceeding with computation,2105 properties remain. new max is 256
SDD size :13547 after 27385
RANDOM walk for 2848393 steps (34018 resets) in 120004 ms. (23 steps per ms) remains 556/673 properties
BEST_FIRST walk for 4002 steps (9 resets) in 32 ms. (121 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (10 resets) in 35 ms. (111 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (9 resets) in 38 ms. (102 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4002 steps (9 resets) in 36 ms. (108 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (9 resets) in 37 ms. (105 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (9 resets) in 33 ms. (117 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4002 steps (8 resets) in 34 ms. (114 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (10 resets) in 37 ms. (105 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (9 resets) in 40 ms. (97 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (9 resets) in 28 ms. (138 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (9 resets) in 32 ms. (121 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (9 resets) in 37 ms. (105 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4001 steps (8 resets) in 30 ms. (129 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (9 resets) in 26 ms. (148 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4001 steps (8 resets) in 33 ms. (117 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (9 resets) in 35 ms. (111 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4002 steps (8 resets) in 29 ms. (133 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (10 resets) in 37 ms. (105 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (9 resets) in 33 ms. (117 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (10 resets) in 32 ms. (121 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4002 steps (9 resets) in 36 ms. (108 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4002 steps (8 resets) in 33 ms. (117 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (10 resets) in 38 ms. (102 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (9 resets) in 27 ms. (142 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4002 steps (9 resets) in 33 ms. (117 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4001 steps (9 resets) in 37 ms. (105 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (9 resets) in 40 ms. (97 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4002 steps (8 resets) in 28 ms. (138 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4002 steps (8 resets) in 34 ms. (114 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (9 resets) in 33 ms. (117 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (9 resets) in 25 ms. (154 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (10 resets) in 27 ms. (142 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (9 resets) in 33 ms. (117 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (9 resets) in 26 ms. (148 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4004 steps (9 resets) in 28 ms. (138 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4002 steps (8 resets) in 39 ms. (100 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4002 steps (9 resets) in 31 ms. (125 steps per ms) remains 556/556 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 556/556 properties
// Phase 1: matrix 1810 rows 1274 cols
[2026-05-25 05:41:17] [INFO ] Computed 177 invariants in 33 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
Invariant property smplace_371 does not hold.
Invariant property smplace_337 does not hold.
SDD proceeding with computation,2103 properties remain. new max is 256
SDD size :27385 after 223559
Invariant property smplace_452 does not hold.
Invariant property smplace_451 does not hold.
Invariant property smplace_397 does not hold.
Invariant property smplace_384 does not hold.
Invariant property smplace_381 does not hold.
Invariant property smplace_372 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_343 does not hold.
Invariant property smplace_339 does not hold.
Invariant property smplace_338 does not hold.
SDD proceeding with computation,2090 properties remain. new max is 256
SDD size :223559 after 376250
Invariant property smplace_346 does not hold.
Invariant property smplace_345 does not hold.
Invariant property smplace_344 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_336 does not hold.
Invariant property smplace_335 does not hold.
Invariant property smplace_334 does not hold.
SDD proceeding with computation,2081 properties remain. new max is 256
SDD size :376250 after 625730
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/556 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 556 unsolved
Invariant property smplace_396 does not hold.
Invariant property smplace_391 does not hold.
Invariant property smplace_389 does not hold.
Invariant property smplace_387 does not hold.
Invariant property smplace_383 does not hold.
Invariant property smplace_382 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_370 does not hold.
Invariant property smplace_369 does not hold.
Invariant property smplace_368 does not hold.
SDD proceeding with computation,2064 properties remain. new max is 256
SDD size :625730 after 902930
Invariant property smplace_450 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_390 does not hold.
Invariant property smplace_388 does not hold.
Invariant property smplace_386 does not hold.
SDD proceeding with computation,2056 properties remain. new max is 256
SDD size :902930 after 909860
Invariant property smplace_813 does not hold.
Invariant property smplace_444 does not hold.
Invariant property smplace_443 does not hold.
SDD proceeding with computation,2053 properties remain. new max is 256
SDD size :909860 after 3.34495e+07
Invariant property smplace_868 does not hold.
Invariant property smplace_867 does not hold.
Invariant property smplace_866 does not hold.
Invariant property smplace_840 does not hold.
Invariant property smplace_818 does not hold.
Invariant property smplace_814 does not hold.
Invariant property smplace_760 does not hold.
Invariant property smplace_726 does not hold.
Invariant property smplace_725 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.
Invariant property smplace_692 does not hold.
Invariant property smplace_689 does not hold.
Invariant property smplace_688 does not hold.
Invariant property smplace_628 does not hold.
Invariant property smplace_627 does not hold.
SDD proceeding with computation,2023 properties remain. new max is 256
SDD size :3.34495e+07 after 6.44837e+09
At refinement iteration 1 (INCLUDED_ONLY) 0/556 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 2 (OVERLAPS) 32/588 variables, 31/47 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/588 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 556 unsolved
Invariant property smplace_856 does not hold.
Invariant property smplace_855 does not hold.
Invariant property smplace_854 does not hold.
Invariant property smplace_828 does not hold.
Invariant property smplace_821 does not hold.
Invariant property smplace_820 does not hold.
Invariant property smplace_817 does not hold.
Invariant property smplace_816 does not hold.
Invariant property smplace_815 does not hold.
Invariant property smplace_759 does not hold.
SDD proceeding with computation,2013 properties remain. new max is 256
SDD size :6.44837e+09 after 6.10091e+10
Invariant property smplace_732 does not hold.
SDD proceeding with computation,2012 properties remain. new max is 256
SDD size :6.10091e+10 after 7.167e+10
At refinement iteration 4 (INCLUDED_ONLY) 0/588 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 5 (OVERLAPS) 1/589 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 556 unsolved
SDD proceeding with computation,2012 properties remain. new max is 512
SDD size :7.167e+10 after 7.17653e+10
Invariant property smplace_766 does not hold.
SDD proceeding with computation,2011 properties remain. new max is 512
SDD size :7.17653e+10 after 7.2729e+10
Invariant property smplace_779 does not hold.
Invariant property smplace_776 does not hold.
Invariant property smplace_767 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_733 does not hold.
Invariant property smplace_731 does not hold.
Invariant property smplace_730 does not hold.
Invariant property smplace_729 does not hold.
SDD proceeding with computation,1992 properties remain. new max is 512
SDD size :7.2729e+10 after 4.02863e+11
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 589/3084 variables, and 51 constraints, problems are : Problem set: 0 solved, 556 unsolved in 45036 ms.
Refiners :[Positive P Invariants (semi-flows): 32/56 constraints, Generalized P Invariants (flows): 19/121 constraints, State Equation: 0/1274 constraints, PredecessorRefiner: 556/556 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 556 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/556 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 556 unsolved
SDD proceeding with computation,1992 properties remain. new max is 1024
SDD size :4.02863e+11 after 4.05107e+11
Invariant property smplace_847 does not hold.
Invariant property smplace_846 does not hold.
Invariant property smplace_792 does not hold.
Invariant property smplace_778 does not hold.
Invariant property smplace_777 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_768 does not hold.
Invariant property smplace_765 does not hold.
Invariant property smplace_764 does not hold.
Invariant property smplace_763 does not hold.
SDD proceeding with computation,1976 properties remain. new max is 1024
SDD size :4.05107e+11 after 5.81442e+11
Invariant property smplace_1263 does not hold.
Invariant property smplace_1262 does not hold.
Invariant property smplace_1261 does not hold.
Invariant property smplace_1251 does not hold.
Invariant property smplace_1250 does not hold.
Invariant property smplace_1249 does not hold.
Invariant property smplace_1235 does not hold.
Invariant property smplace_1223 does not hold.
Invariant property smplace_1216 does not hold.
Invariant property smplace_1215 does not hold.
Invariant property smplace_1213 does not hold.
Invariant property smplace_1212 does not hold.
Invariant property smplace_1211 does not hold.
Invariant property smplace_1210 does not hold.
Invariant property smplace_1209 does not hold.
Invariant property smplace_1208 does not hold.
Invariant property smplace_1155 does not hold.
Invariant property smplace_1154 does not hold.
Invariant property smplace_1127 does not hold.
Invariant property smplace_1121 does not hold.
Invariant property smplace_1120 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_1087 does not hold.
Invariant property smplace_1084 does not hold.
Invariant property smplace_1083 does not hold.
Invariant property smplace_1023 does not hold.
Invariant property smplace_1022 does not hold.
Invariant property smplace_845 does not hold.
Invariant property smplace_839 does not hold.
Invariant property smplace_838 does not hold.
Invariant property smplace_827 does not hold.
Invariant property smplace_826 does not hold.
Invariant property smplace_791 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_786 does not hold.
Invariant property smplace_785 does not hold.
Invariant property smplace_784 does not hold.
Invariant property smplace_783 does not hold.
Invariant property smplace_782 does not hold.
Invariant property smplace_781 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/556 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 2 (OVERLAPS) 32/588 variables, 31/47 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/588 variables, 3/50 constraints. Problems are: Problem set: 0 solved, 556 unsolved
SDD proceeding with computation,1918 properties remain. new max is 1024
SDD size :5.81442e+11 after 1.2609e+17
At refinement iteration 4 (INCLUDED_ONLY) 0/588 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 5 (OVERLAPS) 1/589 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 556 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 Int declared 589/3084 variables, and 51 constraints, problems are : Problem set: 0 solved, 556 unsolved in 45036 ms.
Refiners :[Positive P Invariants (semi-flows): 32/56 constraints, Generalized P Invariants (flows): 19/121 constraints, State Equation: 0/1274 constraints, PredecessorRefiner: 0/556 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90288ms problems are : Problem set: 0 solved, 556 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 556 out of 1274 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1274/1274 places, 1810/1810 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 1274 transition count 1786
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 48 place count 1250 transition count 1786
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 27 Pre rules applied. Total rules applied 48 place count 1250 transition count 1759
Deduced a syphon composed of 27 places in 4 ms
Ensure Unique test removed 2 places
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 2 with 56 rules applied. Total rules applied 104 place count 1221 transition count 1759
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 106 place count 1221 transition count 1757
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 108 place count 1219 transition count 1757
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 109 place count 1218 transition count 1756
Iterating global reduction 4 with 1 rules applied. Total rules applied 110 place count 1218 transition count 1756
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 3 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 4 with 35 rules applied. Total rules applied 145 place count 1200 transition count 1739
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 145 place count 1200 transition count 1738
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 147 place count 1199 transition count 1738
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 149 place count 1197 transition count 1731
Iterating global reduction 4 with 2 rules applied. Total rules applied 151 place count 1197 transition count 1731
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 4 with 1 rules applied. Total rules applied 152 place count 1196 transition count 1731
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 153 place count 1195 transition count 1730
Iterating global reduction 5 with 1 rules applied. Total rules applied 154 place count 1195 transition count 1730
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 155 place count 1195 transition count 1729
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 159 place count 1193 transition count 1727
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 160 place count 1192 transition count 1726
Iterating global reduction 6 with 1 rules applied. Total rules applied 161 place count 1192 transition count 1726
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 162 place count 1192 transition count 1725
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 163 place count 1191 transition count 1725
Applied a total of 163 rules in 229 ms. Remains 1191 /1274 variables (removed 83) and now considering 1725/1810 (removed 85) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 230 ms. Remains : 1191/1274 places, 1725/1810 transitions.
SDD proceeding with computation,1918 properties remain. new max is 2048
SDD size :1.2609e+17 after 1.26508e+17
Invariant property smplace_1161 does not hold.
SDD proceeding with computation,1917 properties remain. new max is 2048
SDD size :1.26508e+17 after 1.28117e+17
Invariant property smplace_1174 does not hold.
Invariant property smplace_1171 does not hold.
Invariant property smplace_1162 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_1128 does not hold.
Invariant property smplace_1126 does not hold.
Invariant property smplace_1125 does not hold.
Invariant property smplace_1124 does not hold.
SDD proceeding with computation,1898 properties remain. new max is 2048
SDD size :1.28117e+17 after 3.55338e+17
Invariant property smplace_1242 does not hold.
Invariant property smplace_1241 does not hold.
Invariant property smplace_1187 does not hold.
Invariant property smplace_1173 does not hold.
Invariant property smplace_1172 does not hold.
Invariant property smplace_1170 does not hold.
Invariant property smplace_1169 does not hold.
Invariant property smplace_1168 does not hold.
Invariant property smplace_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_1160 does not hold.
Invariant property smplace_1159 does not hold.
Invariant property smplace_1158 does not hold.
SDD proceeding with computation,1882 properties remain. new max is 2048
SDD size :3.55338e+17 after 5.11356e+17
Invariant property smplace_1658 does not hold.
Invariant property smplace_1657 does not hold.
Invariant property smplace_1656 does not hold.
Invariant property smplace_1646 does not hold.
Invariant property smplace_1645 does not hold.
Invariant property smplace_1644 does not hold.
Invariant property smplace_1630 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_1603 does not hold.
Invariant property smplace_1550 does not hold.
Invariant property smplace_1549 does not hold.
Invariant property smplace_1522 does not hold.
Invariant property smplace_1516 does not hold.
Invariant property smplace_1515 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_1482 does not hold.
Invariant property smplace_1479 does not hold.
Invariant property smplace_1478 does not hold.
Invariant property smplace_1418 does not hold.
Invariant property smplace_1417 does not hold.
Invariant property smplace_1240 does not hold.
Invariant property smplace_1234 does not hold.
Invariant property smplace_1233 does not hold.
Invariant property smplace_1222 does not hold.
Invariant property smplace_1221 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.
Invariant property smplace_1176 does not hold.
RANDOM walk for 3097052 steps (36846 resets) in 120004 ms. (25 steps per ms) remains 550/556 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (10 resets) in 30 ms. (129 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 28 ms. (138 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 37 ms. (105 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4001 steps (8 resets) in 28 ms. (137 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (8 resets) in 21 ms. (181 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (8 resets) in 27 ms. (142 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (10 resets) in 25 ms. (154 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 25 ms. (153 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (9 resets) in 32 ms. (121 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (8 resets) in 35 ms. (111 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 22 ms. (174 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 30 ms. (129 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (8 resets) in 44 ms. (88 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 22 ms. (174 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (8 resets) in 62 ms. (63 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 32 ms. (121 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (10 resets) in 50 ms. (78 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (9 resets) in 31 ms. (125 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (8 resets) in 55 ms. (71 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (8 resets) in 33 ms. (117 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4001 steps (8 resets) in 32 ms. (121 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (10 resets) in 24 ms. (160 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4001 steps (8 resets) in 31 ms. (125 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (8 resets) in 40 ms. (97 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (10 resets) in 32 ms. (121 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (8 resets) in 27 ms. (142 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (8 resets) in 39 ms. (100 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (9 resets) in 31 ms. (125 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (9 resets) in 22 ms. (174 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (8 resets) in 31 ms. (125 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 42 ms. (93 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (10 resets) in 29 ms. (133 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (9 resets) in 49 ms. (80 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4002 steps (8 resets) in 25 ms. (153 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (10 resets) in 36 ms. (108 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 29 ms. (133 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (10 resets) in 32 ms. (121 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 31 ms. (125 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4003 steps (9 resets) in 27 ms. (142 steps per ms) remains 550/550 properties
BEST_FIRST walk for 4004 steps (9 resets) in 34 ms. (114 steps per ms) remains 550/550 properties
SDD proceeding with computation,1827 properties remain. new max is 2048
SDD size :5.11356e+17 after 1.01889e+23
Invariant property smplace_1637 does not hold.
Invariant property smplace_1636 does not hold.
Invariant property smplace_1618 does not hold.
Invariant property smplace_1611 does not hold.
Invariant property smplace_1610 does not hold.
Invariant property smplace_1582 does not hold.
Invariant property smplace_1569 does not hold.
Invariant property smplace_1566 does not hold.
Invariant property smplace_1557 does not hold.
Invariant property smplace_1556 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_1523 does not hold.
Invariant property smplace_1521 does not hold.
Invariant property smplace_1520 does not hold.
Invariant property smplace_1519 does not hold.
Probabilistic random walk after 1000001 steps, saw 264692 distinct states, run finished after 24466 ms. (steps per millisecond=40 ) properties seen :33
// Phase 1: matrix 1725 rows 1191 cols
[2026-05-25 05:43:43] [INFO ] Computed 173 invariants in 16 ms
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/517 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 517 unsolved
SDD proceeding with computation,1801 properties remain. new max is 2048
SDD size :1.01889e+23 after 3.17821e+23
Invariant property smplace_1635 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.
Invariant property smplace_1571 does not hold.
Invariant property smplace_1568 does not hold.
Invariant property smplace_1567 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_1558 does not hold.
Invariant property smplace_1555 does not hold.
Invariant property smplace_1554 does not hold.
Invariant property smplace_1553 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/517 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 2 (OVERLAPS) 25/542 variables, 28/44 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/542 variables, 3/47 constraints. Problems are: Problem set: 0 solved, 517 unsolved
SDD proceeding with computation,1776 properties remain. new max is 2048
SDD size :3.17821e+23 after 4.6317e+23
Invariant property smplace_2053 does not hold.
Invariant property smplace_2052 does not hold.
Invariant property smplace_2051 does not hold.
Invariant property smplace_2003 does not hold.
Invariant property smplace_1999 does not hold.
Invariant property smplace_1998 does not hold.
Invariant property smplace_1951 does not hold.
Invariant property smplace_1917 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_1877 does not hold.
Invariant property smplace_1629 does not hold.
Invariant property smplace_1628 does not hold.
Invariant property smplace_1617 does not hold.
Invariant property smplace_1616 does not hold.
At refinement iteration 4 (INCLUDED_ONLY) 0/542 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 5 (OVERLAPS) 153/695 variables, 32/79 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/695 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 7 (OVERLAPS) 5/700 variables, 5/84 constraints. Problems are: Problem set: 0 solved, 517 unsolved
SDD proceeding with computation,1747 properties remain. new max is 2048
SDD size :4.6317e+23 after 6.74552e+27
At refinement iteration 8 (INCLUDED_ONLY) 0/700 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 9 (OVERLAPS) 108/808 variables, 16/100 constraints. Problems are: Problem set: 0 solved, 517 unsolved
Invariant property smplace_2041 does not hold.
Invariant property smplace_2040 does not hold.
Invariant property smplace_2039 does not hold.
Invariant property smplace_2032 does not hold.
Invariant property smplace_2031 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_1977 does not hold.
Invariant property smplace_1964 does not hold.
Invariant property smplace_1963 does not hold.
Invariant property smplace_1962 does not hold.
Invariant property smplace_1961 does not hold.
Invariant property smplace_1952 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_1918 does not hold.
Invariant property smplace_1916 does not hold.
Invariant property smplace_1915 does not hold.
Invariant property smplace_1914 does not hold.
At refinement iteration 10 (INCLUDED_ONLY) 0/808 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 11 (OVERLAPS) 22/830 variables, 6/106 constraints. Problems are: Problem set: 0 solved, 517 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 830/2916 variables, and 106 constraints, problems are : Problem set: 0 solved, 517 unsolved in 75027 ms.
Refiners :[Positive P Invariants (semi-flows): 39/54 constraints, Generalized P Invariants (flows): 67/119 constraints, State Equation: 0/1191 constraints, PredecessorRefiner: 517/517 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 517 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/517 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/517 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 2 (OVERLAPS) 25/542 variables, 28/44 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/542 variables, 3/47 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/542 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 517 unsolved
At refinement iteration 5 (OVERLAPS) 153/695 variables, 32/79 constraints. Problems are: Problem set: 0 solved, 517 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:26] [INFO ] Deduced a trap composed of 41 places in 374 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:26] [INFO ] Deduced a trap composed of 42 places in 207 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:26] [INFO ] Deduced a trap composed of 46 places in 111 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:27] [INFO ] Deduced a trap composed of 36 places in 169 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:28] [INFO ] Deduced a trap composed of 13 places in 125 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:28] [INFO ] Deduced a trap composed of 14 places in 94 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:29] [INFO ] Deduced a trap composed of 66 places in 252 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:29] [INFO ] Deduced a trap composed of 36 places in 186 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:30] [INFO ] Deduced a trap composed of 36 places in 338 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:30] [INFO ] Deduced a trap composed of 36 places in 275 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:33] [INFO ] Deduced a trap composed of 44 places in 189 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:37] [INFO ] Deduced a trap composed of 33 places in 231 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:38] [INFO ] Deduced a trap composed of 36 places in 247 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:40] [INFO ] Deduced a trap composed of 65 places in 193 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:40] [INFO ] Deduced a trap composed of 41 places in 128 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:43] [INFO ] Deduced a trap composed of 30 places in 253 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:43] [INFO ] Deduced a trap composed of 42 places in 200 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:44] [INFO ] Deduced a trap composed of 47 places in 255 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:45] [INFO ] Deduced a trap composed of 23 places in 193 ms of which 19 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/695 variables, 19/98 constraints. Problems are: Problem set: 0 solved, 517 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:54] [INFO ] Deduced a trap composed of 79 places in 180 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:45:54] [INFO ] Deduced a trap composed of 45 places in 202 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:46:00] [INFO ] Deduced a trap composed of 53 places in 283 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:46:00] [INFO ] Deduced a trap composed of 33 places in 324 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:46:04] [INFO ] Deduced a trap composed of 47 places in 397 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:46:08] [INFO ] Deduced a trap composed of 30 places in 144 ms of which 13 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/695 variables, 6/104 constraints. Problems are: Problem set: 0 solved, 517 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 Int declared 695/2916 variables, and 104 constraints, problems are : Problem set: 0 solved, 517 unsolved in 75030 ms.
Refiners :[Positive P Invariants (semi-flows): 28/54 constraints, Generalized P Invariants (flows): 51/119 constraints, State Equation: 0/1191 constraints, PredecessorRefiner: 0/517 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150197ms problems are : Problem set: 0 solved, 517 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 517 out of 1191 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1191/1191 places, 1725/1725 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 1191 transition count 1707
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 36 place count 1173 transition count 1707
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 36 place count 1173 transition count 1700
Deduced a syphon composed of 7 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 15 rules applied. Total rules applied 51 place count 1165 transition count 1700
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 51 place count 1165 transition count 1699
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 54 place count 1163 transition count 1699
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 54 place count 1163 transition count 1698
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 56 place count 1162 transition count 1698
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 60 place count 1160 transition count 1696
Applied a total of 60 rules in 75 ms. Remains 1160 /1191 variables (removed 31) and now considering 1696/1725 (removed 29) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 1160/1191 places, 1696/1725 transitions.
RANDOM walk for 3356978 steps (39906 resets) in 120007 ms. (27 steps per ms) remains 504/517 properties
BEST_FIRST walk for 4004 steps (9 resets) in 26 ms. (148 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (9 resets) in 26 ms. (148 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (8 resets) in 32 ms. (121 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4004 steps (11 resets) in 23 ms. (166 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (10 resets) in 28 ms. (138 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (8 resets) in 38 ms. (102 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (10 resets) in 26 ms. (148 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4004 steps (11 resets) in 28 ms. (138 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (9 resets) in 21 ms. (181 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (10 resets) in 27 ms. (142 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (9 resets) in 26 ms. (148 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4004 steps (9 resets) in 27 ms. (143 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (9 resets) in 37 ms. (105 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (8 resets) in 26 ms. (148 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (11 resets) in 37 ms. (105 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (9 resets) in 34 ms. (114 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 49 ms. (80 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 49 ms. (80 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (9 resets) in 39 ms. (100 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (9 resets) in 36 ms. (108 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4004 steps (10 resets) in 28 ms. (138 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (9 resets) in 26 ms. (148 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4004 steps (9 resets) in 26 ms. (148 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (8 resets) in 36 ms. (108 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (8 resets) in 26 ms. (148 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (9 resets) in 33 ms. (117 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (10 resets) in 35 ms. (111 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (8 resets) in 32 ms. (121 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (9 resets) in 37 ms. (105 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (8 resets) in 38 ms. (102 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (8 resets) in 33 ms. (117 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (8 resets) in 35 ms. (111 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (9 resets) in 32 ms. (121 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (9 resets) in 27 ms. (142 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4002 steps (9 resets) in 28 ms. (138 steps per ms) remains 504/504 properties
BEST_FIRST walk for 4003 steps (9 resets) in 38 ms. (102 steps per ms) remains 504/504 properties
SDD proceeding with computation,1717 properties remain. new max is 2048
SDD size :6.74552e+27 after 1.77486e+29
Invariant property smplace_2025 does not hold.
Invariant property smplace_1976 does not hold.
Invariant property smplace_1971 does not hold.
Invariant property smplace_1969 does not hold.
Invariant property smplace_1967 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_1953 does not hold.
Invariant property smplace_1950 does not hold.
Invariant property smplace_1949 does not hold.
Invariant property smplace_1948 does not hold.
Invariant property smplace_1945 does not hold.
Invariant property smplace_1944 does not hold.
Invariant property smplace_1911 does not hold.
Invariant property smplace_1910 does not hold.
Invariant property smplace_1874 does not hold.
Invariant property smplace_1873 does not hold.
Invariant property smplace_1813 does not hold.
Invariant property smplace_1812 does not hold.
SDD proceeding with computation,1693 properties remain. new max is 2048
SDD size :1.77486e+29 after 7.33014e+29
Probabilistic random walk after 1000001 steps, saw 293278 distinct states, run finished after 29447 ms. (steps per millisecond=33 ) properties seen :0
// Phase 1: matrix 1696 rows 1160 cols
[2026-05-25 05:47:13] [INFO ] Computed 171 invariants in 14 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) 0/504 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/504 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 2 (OVERLAPS) 25/529 variables, 28/44 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/529 variables, 3/47 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/529 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 5 (OVERLAPS) 166/695 variables, 32/79 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/695 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 7 (OVERLAPS) 5/700 variables, 5/84 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/700 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 9 (OVERLAPS) 98/798 variables, 16/100 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/798 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 11 (OVERLAPS) 7/805 variables, 4/104 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/805 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 13 (OVERLAPS) 57/862 variables, 9/113 constraints. Problems are: Problem set: 0 solved, 504 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 862/2856 variables, and 113 constraints, problems are : Problem set: 0 solved, 504 unsolved in 90031 ms.
Refiners :[Positive P Invariants (semi-flows): 37/52 constraints, Generalized P Invariants (flows): 76/119 constraints, State Equation: 0/1160 constraints, PredecessorRefiner: 504/504 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 504 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/504 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/504 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 2 (OVERLAPS) 25/529 variables, 28/44 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/529 variables, 3/47 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/529 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 504 unsolved
At refinement iteration 5 (OVERLAPS) 166/695 variables, 32/79 constraints. Problems are: Problem set: 0 solved, 504 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:10] [INFO ] Deduced a trap composed of 30 places in 397 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:10] [INFO ] Deduced a trap composed of 30 places in 202 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:10] [INFO ] Deduced a trap composed of 31 places in 214 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:11] [INFO ] Deduced a trap composed of 46 places in 194 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:12] [INFO ] Deduced a trap composed of 13 places in 124 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:12] [INFO ] Deduced a trap composed of 14 places in 124 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:13] [INFO ] Deduced a trap composed of 42 places in 155 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:13] [INFO ] Deduced a trap composed of 36 places in 184 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1693 properties remain. new max is 4096
SDD size :7.33014e+29 after 7.34194e+29
[2026-05-25 05:49:14] [INFO ] Deduced a trap composed of 41 places in 397 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:16] [INFO ] Deduced a trap composed of 44 places in 216 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Invariant property smplace_2308 does not hold.
Invariant property smplace_2153 does not hold.
Invariant property smplace_2152 does not hold.
Invariant property smplace_2151 does not hold.
Invariant property smplace_2150 does not hold.
Invariant property smplace_2149 does not hold.
Invariant property smplace_2122 does not hold.
[2026-05-25 05:49:17] [INFO ] Deduced a trap composed of 46 places in 266 ms of which 32 ms to minimize.
Invariant property smplace_2030 does not hold.
Invariant property smplace_2024 does not hold.
Invariant property smplace_2023 does not hold.
Invariant property smplace_2022 does not hold.
Invariant property smplace_2021 does not hold.
Invariant property smplace_2020 does not hold.
Invariant property smplace_2013 does not hold.
Invariant property smplace_2012 does not hold.
Invariant property smplace_2006 does not hold.
Invariant property smplace_2005 does not hold.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:19] [INFO ] Deduced a trap composed of 33 places in 185 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:19] [INFO ] Deduced a trap composed of 47 places in 140 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
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_1970 does not hold.
Invariant property smplace_1968 does not hold.
Invariant property smplace_1966 does not hold.
[2026-05-25 05:49:19] [INFO ] Deduced a trap composed of 65 places in 219 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:20] [INFO ] Deduced a trap composed of 36 places in 242 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Invariant property smplace_1909 does not hold.
[2026-05-25 05:49:20] [INFO ] Deduced a trap composed of 42 places in 156 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:20] [INFO ] Deduced a trap composed of 36 places in 248 ms of which 30 ms to minimize.
Invariant property smplace_1872 does not hold.
Invariant property smplace_1871 does not hold.
Invariant property smplace_1870 does not hold.
Invariant property smplace_1869 does not hold.
Invariant property smplace_1868 does not hold.
Invariant property smplace_1855 does not hold.
Invariant property smplace_1854 does not hold.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Invariant property smplace_1853 does not hold.
Invariant property smplace_1852 does not hold.
[2026-05-25 05:49:22] [INFO ] Deduced a trap composed of 66 places in 268 ms of which 45 ms to minimize.
Invariant property smplace_1771 does not hold.
Invariant property smplace_1770 does not hold.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:24] [INFO ] Deduced a trap composed of 48 places in 313 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:25] [INFO ] Deduced a trap composed of 54 places in 295 ms of which 60 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/695 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 504 unsolved
Invariant property smplace_1737 does not hold.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:29] [INFO ] Deduced a trap composed of 77 places in 253 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:34] [INFO ] Deduced a trap composed of 66 places in 298 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:40] [INFO ] Deduced a trap composed of 30 places in 296 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:41] [INFO ] Deduced a trap composed of 34 places in 702 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:42] [INFO ] Deduced a trap composed of 47 places in 291 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:43] [INFO ] Deduced a trap composed of 23 places in 277 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:44] [INFO ] Deduced a trap composed of 33 places in 507 ms of which 43 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/695 variables, 7/106 constraints. Problems are: Problem set: 0 solved, 504 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:49:52] [INFO ] Deduced a trap composed of 79 places in 207 ms of which 35 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/695 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 504 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 695/2856 variables, and 107 constraints, problems are : Problem set: 0 solved, 504 unsolved in 90035 ms.
Refiners :[Positive P Invariants (semi-flows): 28/52 constraints, Generalized P Invariants (flows): 51/119 constraints, State Equation: 0/1160 constraints, PredecessorRefiner: 0/504 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 180185ms problems are : Problem set: 0 solved, 504 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 504 out of 1160 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1160/1160 places, 1696/1696 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 1160 transition count 1691
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 1155 transition count 1691
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 10 place count 1155 transition count 1689
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 14 place count 1153 transition count 1689
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 20 place count 1150 transition count 1686
Applied a total of 20 rules in 89 ms. Remains 1150 /1160 variables (removed 10) and now considering 1686/1696 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102 ms. Remains : 1150/1160 places, 1686/1696 transitions.
SDD proceeding with computation,1656 properties remain. new max is 4096
SDD size :7.34194e+29 after 5.02967e+31
Detected timeout of ITS tools.
[2026-05-25 05:50:39] [INFO ] Flatten gal took : 161 ms
[2026-05-25 05:50:39] [INFO ] Applying decomposition
[2026-05-25 05:50:39] [INFO ] Flatten gal took : 160 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/graph1263635175883026024.txt' '-o' '/tmp/graph1263635175883026024.bin' '-w' '/tmp/graph1263635175883026024.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1263635175883026024.bin' '-l' '-1' '-v' '-w' '/tmp/graph1263635175883026024.weights' '-q' '0' '-e' '0.001'
[2026-05-25 05:50:40] [INFO ] Decomposing Gal with order
[2026-05-25 05:50:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 05:50:41] [INFO ] Removed a total of 2247 redundant transitions.
[2026-05-25 05:50:41] [INFO ] Flatten gal took : 398 ms
[2026-05-25 05:50:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 22 labels/synchronizations in 74 ms.
[2026-05-25 05:50:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10241253592880707427.gal : 44 ms
[2026-05-25 05:50:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17471724104591329503.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10241253592880707427.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17471724104591329503.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 ...309
Loading property file /tmp/ReachabilityCardinality17471724104591329503.prop.
SDD proceeding with computation,504 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,504 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,504 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,504 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,504 properties remain. new max is 64
SDD size :1 after 1
SDD proceeding with computation,504 properties remain. new max is 128
SDD size :1 after 1
SDD proceeding with computation,504 properties remain. new max is 256
SDD size :1 after 3.91792e+19
RANDOM walk for 3269463 steps (39116 resets) in 120006 ms. (27 steps per ms) remains 494/504 properties
BEST_FIRST walk for 40002 steps (94 resets) in 400 ms. (99 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (90 resets) in 340 ms. (117 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (85 resets) in 374 ms. (106 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (88 resets) in 319 ms. (125 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (92 resets) in 316 ms. (126 steps per ms) remains 494/494 properties
SDD proceeding with computation,504 properties remain. new max is 512
SDD size :3.91792e+19 after 1.74665e+28
BEST_FIRST walk for 40004 steps (91 resets) in 329 ms. (121 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (90 resets) in 316 ms. (126 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (89 resets) in 486 ms. (82 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (86 resets) in 400 ms. (99 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40002 steps (92 resets) in 326 ms. (122 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (90 resets) in 370 ms. (107 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (87 resets) in 323 ms. (123 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (90 resets) in 387 ms. (103 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (86 resets) in 376 ms. (106 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (82 resets) in 491 ms. (81 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (85 resets) in 398 ms. (100 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (83 resets) in 365 ms. (109 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (88 resets) in 313 ms. (127 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (84 resets) in 326 ms. (122 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (88 resets) in 358 ms. (111 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (88 resets) in 388 ms. (102 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40002 steps (91 resets) in 374 ms. (106 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (88 resets) in 365 ms. (109 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (88 resets) in 336 ms. (118 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40002 steps (80 resets) in 345 ms. (115 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (87 resets) in 392 ms. (101 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40002 steps (83 resets) in 408 ms. (97 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40002 steps (84 resets) in 342 ms. (116 steps per ms) remains 494/494 properties
Invariant property smplace_1260 does not hold.
Invariant property smplace_1259 does not hold.
Invariant property smplace_1258 does not hold.
Invariant property smplace_1254 does not hold.
Invariant property smplace_1253 does not hold.
Invariant property smplace_1252 does not hold.
Invariant property smplace_1248 does not hold.
Invariant property smplace_1247 does not hold.
Invariant property smplace_1246 does not hold.
Invariant property smplace_1239 does not hold.
Invariant property smplace_1238 does not hold.
Invariant property smplace_1237 does not hold.
Invariant property smplace_1203 does not hold.
Invariant property smplace_1202 does not hold.
Invariant property smplace_1201 does not hold.
Invariant property smplace_1200 does not hold.
Invariant property smplace_1199 does not hold.
Invariant property smplace_1198 does not hold.
Invariant property smplace_1197 does not hold.
Invariant property smplace_1196 does not hold.
Invariant property smplace_1195 does not hold.
Invariant property smplace_1194 does not hold.
Invariant property smplace_1193 does not hold.
Invariant property smplace_1192 does not hold.
Invariant property smplace_1191 does not hold.
Invariant property smplace_1190 does not hold.
Invariant property smplace_1189 does not hold.
Invariant property smplace_1043 does not hold.
Invariant property smplace_1042 does not hold.
Invariant property smplace_1041 does not hold.
Invariant property smplace_1040 does not hold.
Invariant property smplace_1039 does not hold.
BEST_FIRST walk for 40002 steps (89 resets) in 449 ms. (88 steps per ms) remains 494/494 properties
Invariant property smplace_1012 does not hold.
Invariant property smplace_1011 does not hold.
Invariant property smplace_1010 does not hold.
Invariant property smplace_1009 does not hold.
Invariant property smplace_1008 does not hold.
Invariant property smplace_1007 does not hold.
Invariant property smplace_1006 does not hold.
Invariant property smplace_1005 does not hold.
Invariant property smplace_1004 does not hold.
Invariant property smplace_1003 does not hold.
Invariant property smplace_1002 does not hold.
Invariant property smplace_1001 does not hold.
Invariant property smplace_1000 does not hold.
Invariant property smplace_999 does not hold.
Invariant property smplace_998 does not hold.
Invariant property smplace_997 does not hold.
Invariant property smplace_996 does not hold.
Invariant property smplace_995 does not hold.
Invariant property smplace_994 does not hold.
Invariant property smplace_993 does not hold.
Invariant property smplace_992 does not hold.
Invariant property smplace_991 does not hold.
Invariant property smplace_989 does not hold.
Invariant property smplace_975 does not hold.
Invariant property smplace_974 does not hold.
Invariant property smplace_973 does not hold.
Invariant property smplace_972 does not hold.
Invariant property smplace_971 does not hold.
Invariant property smplace_970 does not hold.
Invariant property smplace_969 does not hold.
Invariant property smplace_968 does not hold.
Invariant property smplace_967 does not hold.
Invariant property smplace_966 does not hold.
Invariant property smplace_965 does not hold.
Invariant property smplace_964 does not hold.
Invariant property smplace_963 does not hold.
Invariant property smplace_962 does not hold.
Invariant property smplace_961 does not hold.
Invariant property smplace_960 does not hold.
Invariant property smplace_959 does not hold.
Invariant property smplace_958 does not hold.
Invariant property smplace_957 does not hold.
Invariant property smplace_956 does not hold.
Invariant property smplace_955 does not hold.
Invariant property smplace_954 does not hold.
Invariant property smplace_953 does not hold.
Invariant property smplace_952 does not hold.
Invariant property smplace_951 does not hold.
Invariant property smplace_950 does not hold.
Invariant property smplace_949 does not hold.
Invariant property smplace_882 does not hold.
Invariant property smplace_881 does not hold.
Invariant property smplace_880 does not hold.
Invariant property smplace_865 does not hold.
Invariant property smplace_864 does not hold.
Invariant property smplace_863 does not hold.
Invariant property smplace_859 does not hold.
Invariant property smplace_858 does not hold.
Invariant property smplace_857 does not hold.
Invariant property smplace_853 does not hold.
Invariant property smplace_852 does not hold.
Invariant property smplace_851 does not hold.
Invariant property smplace_844 does not hold.
Invariant property smplace_843 does not hold.
Invariant property smplace_842 does not hold.
Invariant property smplace_808 does not hold.
Invariant property smplace_807 does not hold.
Invariant property smplace_806 does not hold.
Invariant property smplace_805 does not hold.
Invariant property smplace_804 does not hold.
Invariant property smplace_803 does not hold.
Invariant property smplace_802 does not hold.
Invariant property smplace_801 does not hold.
Invariant property smplace_800 does not hold.
Invariant property smplace_799 does not hold.
Invariant property smplace_798 does not hold.
Invariant property smplace_797 does not hold.
Invariant property smplace_796 does not hold.
Invariant property smplace_795 does not hold.
Invariant property smplace_794 does not hold.
Invariant property smplace_652 does not hold.
Invariant property smplace_651 does not hold.
Invariant property smplace_650 does not hold.
Invariant property smplace_649 does not hold.
Invariant property smplace_648 does not hold.
Invariant property smplace_647 does not hold.
Invariant property smplace_646 does not hold.
Invariant property smplace_645 does not hold.
Invariant property smplace_644 does not hold.
BEST_FIRST walk for 40004 steps (90 resets) in 439 ms. (90 steps per ms) remains 494/494 properties
Invariant property smplace_617 does not hold.
Invariant property smplace_616 does not hold.
Invariant property smplace_615 does not hold.
Invariant property smplace_614 does not hold.
Invariant property smplace_613 does not hold.
Invariant property smplace_612 does not hold.
Invariant property smplace_611 does not hold.
Invariant property smplace_610 does not hold.
Invariant property smplace_609 does not hold.
Invariant property smplace_608 does not hold.
Invariant property smplace_607 does not hold.
Invariant property smplace_606 does not hold.
Invariant property smplace_605 does not hold.
Invariant property smplace_604 does not hold.
Invariant property smplace_603 does not hold.
Invariant property smplace_602 does not hold.
Invariant property smplace_601 does not hold.
Invariant property smplace_600 does not hold.
Invariant property smplace_599 does not hold.
Invariant property smplace_598 does not hold.
Invariant property smplace_597 does not hold.
Invariant property smplace_596 does not hold.
Invariant property smplace_594 does not hold.
Invariant property smplace_580 does not hold.
Invariant property smplace_579 does not hold.
Invariant property smplace_578 does not hold.
Invariant property smplace_577 does not hold.
Invariant property smplace_576 does not hold.
Invariant property smplace_575 does not hold.
Invariant property smplace_574 does not hold.
Invariant property smplace_573 does not hold.
Invariant property smplace_572 does not hold.
Invariant property smplace_571 does not hold.
Invariant property smplace_570 does not hold.
Invariant property smplace_569 does not hold.
Invariant property smplace_568 does not hold.
Invariant property smplace_567 does not hold.
Invariant property smplace_566 does not hold.
Invariant property smplace_565 does not hold.
Invariant property smplace_564 does not hold.
Invariant property smplace_563 does not hold.
Invariant property smplace_562 does not hold.
Invariant property smplace_561 does not hold.
Invariant property smplace_560 does not hold.
Invariant property smplace_559 does not hold.
Invariant property smplace_558 does not hold.
Invariant property smplace_557 does not hold.
Invariant property smplace_556 does not hold.
Invariant property smplace_555 does not hold.
Invariant property smplace_554 does not hold.
Invariant property smplace_522 does not hold.
Invariant property smplace_521 does not hold.
Invariant property smplace_520 does not hold.
Invariant property smplace_519 does not hold.
Invariant property smplace_518 does not hold.
Invariant property smplace_517 does not hold.
Invariant property smplace_516 does not hold.
Invariant property smplace_515 does not hold.
Invariant property smplace_514 does not hold.
Invariant property smplace_513 does not hold.
Invariant property smplace_512 does not hold.
Invariant property smplace_511 does not hold.
Invariant property smplace_510 does not hold.
Invariant property smplace_509 does not hold.
Invariant property smplace_508 does not hold.
Invariant property smplace_507 does not hold.
Invariant property smplace_506 does not hold.
Invariant property smplace_505 does not hold.
Invariant property smplace_504 does not hold.
Invariant property smplace_503 does not hold.
Invariant property smplace_502 does not hold.
Invariant property smplace_501 does not hold.
Invariant property smplace_500 does not hold.
Invariant property smplace_499 does not hold.
Invariant property smplace_498 does not hold.
Invariant property smplace_497 does not hold.
Invariant property smplace_496 does not hold.
Invariant property smplace_495 does not hold.
Invariant property smplace_494 does not hold.
Invariant property smplace_493 does not hold.
Invariant property smplace_492 does not hold.
Invariant property smplace_491 does not hold.
Invariant property smplace_490 does not hold.
Invariant property smplace_489 does not hold.
Invariant property smplace_488 does not hold.
Invariant property smplace_487 does not hold.
Invariant property smplace_486 does not hold.
Invariant property smplace_485 does not hold.
BEST_FIRST walk for 40003 steps (91 resets) in 445 ms. (89 steps per ms) remains 494/494 properties
Invariant property smplace_470 does not hold.
Invariant property smplace_469 does not hold.
Invariant property smplace_468 does not hold.
Invariant property smplace_464 does not hold.
Invariant property smplace_463 does not hold.
Invariant property smplace_462 does not hold.
Invariant property smplace_458 does not hold.
Invariant property smplace_457 does not hold.
Invariant property smplace_456 does not hold.
Invariant property smplace_449 does not hold.
Invariant property smplace_448 does not hold.
Invariant property smplace_447 does not hold.
Invariant property smplace_413 does not hold.
Invariant property smplace_412 does not hold.
Invariant property smplace_411 does not hold.
Invariant property smplace_410 does not hold.
Invariant property smplace_409 does not hold.
Invariant property smplace_408 does not hold.
Invariant property smplace_407 does not hold.
Invariant property smplace_406 does not hold.
Invariant property smplace_405 does not hold.
Invariant property smplace_404 does not hold.
Invariant property smplace_403 does not hold.
Invariant property smplace_402 does not hold.
Invariant property smplace_401 does not hold.
Invariant property smplace_400 does not hold.
Invariant property smplace_399 does not hold.
Invariant property smplace_257 does not hold.
Invariant property smplace_256 does not hold.
Invariant property smplace_255 does not hold.
Invariant property smplace_254 does not hold.
BEST_FIRST walk for 40004 steps (91 resets) in 396 ms. (100 steps per ms) remains 494/494 properties
Invariant property smplace_253 does not hold.
Invariant property smplace_252 does not hold.
Invariant property smplace_251 does not hold.
Invariant property smplace_250 does not hold.
Invariant property smplace_249 does not hold.
Invariant property smplace_222 does not hold.
Invariant property smplace_221 does not hold.
Invariant property smplace_220 does not hold.
Invariant property smplace_219 does not hold.
Invariant property smplace_218 does not hold.
Invariant property smplace_217 does not hold.
Invariant property smplace_216 does not hold.
Invariant property smplace_215 does not hold.
Invariant property smplace_214 does not hold.
Invariant property smplace_213 does not hold.
Invariant property smplace_212 does not hold.
Invariant property smplace_211 does not hold.
Invariant property smplace_210 does not hold.
Invariant property smplace_209 does not hold.
Invariant property smplace_208 does not hold.
Invariant property smplace_207 does not hold.
Invariant property smplace_206 does not hold.
Invariant property smplace_205 does not hold.
Invariant property smplace_204 does not hold.
Invariant property smplace_203 does not hold.
Invariant property smplace_202 does not hold.
Invariant property smplace_201 does not hold.
Invariant property smplace_199 does not hold.
BEST_FIRST walk for 40003 steps (87 resets) in 346 ms. (115 steps per ms) remains 494/494 properties
Invariant property smplace_185 does not hold.
Invariant property smplace_184 does not hold.
Invariant property smplace_183 does not hold.
Invariant property smplace_182 does not hold.
Invariant property smplace_181 does not hold.
Invariant property smplace_180 does not hold.
Invariant property smplace_179 does not hold.
Invariant property smplace_178 does not hold.
Invariant property smplace_177 does not hold.
Invariant property smplace_176 does not hold.
Invariant property smplace_175 does not hold.
Invariant property smplace_174 does not hold.
Invariant property smplace_173 does not hold.
Invariant property smplace_172 does not hold.
Invariant property smplace_171 does not hold.
Invariant property smplace_170 does not hold.
Invariant property smplace_169 does not hold.
Invariant property smplace_168 does not hold.
Invariant property smplace_167 does not hold.
Invariant property smplace_166 does not hold.
Invariant property smplace_165 does not hold.
Invariant property smplace_164 does not hold.
Invariant property smplace_163 does not hold.
Invariant property smplace_162 does not hold.
Invariant property smplace_161 does not hold.
Invariant property smplace_160 does not hold.
Invariant property smplace_159 does not hold.
Invariant property smplace_127 does not hold.
Invariant property smplace_126 does not hold.
Invariant property smplace_125 does not hold.
Invariant property smplace_124 does not hold.
Invariant property smplace_123 does not hold.
Invariant property smplace_122 does not hold.
Invariant property smplace_121 does not hold.
Invariant property smplace_120 does not hold.
Invariant property smplace_119 does not hold.
Invariant property smplace_118 does not hold.
Invariant property smplace_117 does not hold.
Invariant property smplace_116 does not hold.
Invariant property smplace_115 does not hold.
Invariant property smplace_114 does not hold.
Invariant property smplace_113 does not hold.
Invariant property smplace_112 does not hold.
Invariant property smplace_111 does not hold.
Invariant property smplace_110 does not hold.
Invariant property smplace_109 does not hold.
Invariant property smplace_108 does not hold.
Invariant property smplace_107 does not hold.
Invariant property smplace_106 does not hold.
Invariant property smplace_105 does not hold.
Invariant property smplace_104 does not hold.
Invariant property smplace_103 does not hold.
Invariant property smplace_102 does not hold.
Invariant property smplace_101 does not hold.
Invariant property smplace_100 does not hold.
Invariant property smplace_99 does not hold.
Invariant property smplace_98 does not hold.
Invariant property smplace_97 does not hold.
Invariant property smplace_96 does not hold.
Invariant property smplace_95 does not hold.
Invariant property smplace_94 does not hold.
Invariant property smplace_93 does not hold.
Invariant property smplace_92 does not hold.
Invariant property smplace_91 does not hold.
Invariant property smplace_90 does not hold.
Invariant property smplace_80 does not hold.
Invariant property smplace_79 does not hold.
Invariant property smplace_78 does not hold.
Invariant property smplace_77 does not hold.
Invariant property smplace_76 does not hold.
Invariant property smplace_75 does not hold.
Invariant property smplace_74 does not hold.
BEST_FIRST walk for 40003 steps (81 resets) in 346 ms. (115 steps per ms) remains 494/494 properties
Invariant property smplace_59 does not hold.
Invariant property smplace_58 does not hold.
Invariant property smplace_57 does not hold.
Invariant property smplace_56 does not hold.
BEST_FIRST walk for 40004 steps (87 resets) in 400 ms. (99 steps per ms) remains 494/494 properties
Invariant property smplace_49 does not hold.
Invariant property smplace_48 does not hold.
Invariant property smplace_47 does not hold.
Invariant property smplace_43 does not hold.
Invariant property smplace_42 does not hold.
Invariant property smplace_41 does not hold.
Invariant property smplace_40 does not hold.
Invariant property smplace_39 does not hold.
Invariant property smplace_38 does not hold.
Invariant property smplace_37 does not hold.
Invariant property smplace_36 does not hold.
Invariant property smplace_35 does not hold.
Invariant property smplace_34 does not hold.
Invariant property smplace_33 does not hold.
Invariant property smplace_32 does not hold.
Invariant property smplace_31 does not hold.
Invariant property smplace_30 does not hold.
Invariant property smplace_29 does not hold.
Invariant property smplace_28 does not hold.
Invariant property smplace_27 does not hold.
Invariant property smplace_26 does not hold.
Invariant property smplace_25 does not hold.
Invariant property smplace_24 does not hold.
Invariant property smplace_23 does not hold.
Invariant property smplace_22 does not hold.
Invariant property smplace_21 does not hold.
Invariant property smplace_20 does not hold.
Invariant property smplace_19 does not hold.
Invariant property smplace_18 does not hold.
Invariant property smplace_17 does not hold.
Invariant property smplace_16 does not hold.
Invariant property smplace_15 does not hold.
Invariant property smplace_14 does not hold.
Invariant property smplace_13 does not hold.
Invariant property smplace_12 does not hold.
Invariant property smplace_11 does not hold.
Invariant property smplace_10 does not hold.
Invariant property smplace_9 does not hold.
SDD proceeding with computation,122 properties remain. new max is 512
SDD size :1.74665e+28 after 5.79786e+33
BEST_FIRST walk for 40004 steps (91 resets) in 402 ms. (99 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (89 resets) in 331 ms. (120 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (92 resets) in 379 ms. (105 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (86 resets) in 388 ms. (102 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (91 resets) in 331 ms. (120 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (84 resets) in 378 ms. (105 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (90 resets) in 354 ms. (112 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (89 resets) in 320 ms. (124 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (88 resets) in 365 ms. (109 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (83 resets) in 399 ms. (100 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (93 resets) in 302 ms. (132 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (86 resets) in 355 ms. (112 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40002 steps (91 resets) in 379 ms. (105 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40003 steps (84 resets) in 353 ms. (113 steps per ms) remains 494/494 properties
BEST_FIRST walk for 40004 steps (87 resets) in 330 ms. (120 steps per ms) remains 494/494 properties
Interrupted probabilistic random walk after 6560150 steps, run timeout after 108001 ms. (steps per millisecond=60 ) properties seen :0 out of 494
Probabilistic random walk after 6560150 steps, saw 1187745 distinct states, run finished after 108008 ms. (steps per millisecond=60 ) properties seen :0
// Phase 1: matrix 1686 rows 1150 cols
[2026-05-25 05:52:38] [INFO ] Computed 171 invariants in 14 ms
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) 0/122 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 2 (OVERLAPS) 36/158 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 4 (OVERLAPS) 3/161 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/161 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 6 (OVERLAPS) 364/525 variables, 39/56 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/525 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 8 (OVERLAPS) 37/562 variables, 18/74 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/562 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 10 (OVERLAPS) 226/788 variables, 26/100 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/788 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 12 (OVERLAPS) 7/795 variables, 4/104 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/795 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 14 (OVERLAPS) 57/852 variables, 9/113 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/852 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 16 (OVERLAPS) 26/878 variables, 4/117 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/878 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 18 (OVERLAPS) 2/880 variables, 2/119 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/880 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 20 (OVERLAPS) 107/987 variables, 15/134 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/987 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 22 (OVERLAPS) 59/1046 variables, 7/141 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1046 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 24 (OVERLAPS) 13/1059 variables, 2/143 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1059 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 26 (OVERLAPS) 91/1150 variables, 28/171 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1150 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 28 (OVERLAPS) 1686/2836 variables, 1150/1321 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/2836 variables, 0/1321 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 30 (OVERLAPS) 0/2836 variables, 0/1321 constraints. Problems are: Problem set: 0 solved, 122 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2836/2836 variables, and 1321 constraints, problems are : Problem set: 0 solved, 122 unsolved in 54118 ms.
Refiners :[Positive P Invariants (semi-flows): 52/52 constraints, Generalized P Invariants (flows): 119/119 constraints, State Equation: 1150/1150 constraints, PredecessorRefiner: 122/122 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 2 (OVERLAPS) 36/158 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 4 (OVERLAPS) 3/161 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/161 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 6 (OVERLAPS) 364/525 variables, 39/56 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:35] [INFO ] Deduced a trap composed of 23 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:37] [INFO ] Deduced a trap composed of 22 places in 95 ms of which 16 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/525 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:37] [INFO ] Deduced a trap composed of 13 places in 56 ms of which 11 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/525 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/525 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 10 (OVERLAPS) 37/562 variables, 18/77 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:46] [INFO ] Deduced a trap composed of 46 places in 124 ms of which 12 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/562 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/562 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 13 (OVERLAPS) 226/788 variables, 26/104 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:54] [INFO ] Deduced a trap composed of 66 places in 334 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:54] [INFO ] Deduced a trap composed of 66 places in 319 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:55] [INFO ] Deduced a trap composed of 70 places in 200 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:55] [INFO ] Deduced a trap composed of 74 places in 267 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:55] [INFO ] Deduced a trap composed of 75 places in 225 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:56] [INFO ] Deduced a trap composed of 76 places in 176 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:56] [INFO ] Deduced a trap composed of 76 places in 170 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:56] [INFO ] Deduced a trap composed of 80 places in 223 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:53:56] [INFO ] Deduced a trap composed of 81 places in 202 ms of which 29 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/788 variables, 9/113 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/788 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 16 (OVERLAPS) 7/795 variables, 4/117 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/795 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 18 (OVERLAPS) 57/852 variables, 9/126 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/852 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 20 (OVERLAPS) 26/878 variables, 4/130 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/878 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 22 (OVERLAPS) 2/880 variables, 2/132 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/880 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 24 (OVERLAPS) 107/987 variables, 15/147 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/987 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 26 (OVERLAPS) 59/1046 variables, 7/154 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1046 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 28 (OVERLAPS) 13/1059 variables, 2/156 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1059 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 30 (OVERLAPS) 91/1150 variables, 28/184 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1150/2836 variables, and 184 constraints, problems are : Problem set: 0 solved, 122 unsolved in 105036 ms.
Refiners :[Positive P Invariants (semi-flows): 52/52 constraints, Generalized P Invariants (flows): 119/119 constraints, State Equation: 0/1150 constraints, PredecessorRefiner: 0/122 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 159198ms problems are : Problem set: 0 solved, 122 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 122 out of 1150 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1150/1150 places, 1686/1686 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 0 with 53 rules applied. Total rules applied 53 place count 1150 transition count 1633
Reduce places removed 53 places and 0 transitions.
Iterating post reduction 1 with 53 rules applied. Total rules applied 106 place count 1097 transition count 1633
Performed 105 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 105 Pre rules applied. Total rules applied 106 place count 1097 transition count 1528
Deduced a syphon composed of 105 places in 2 ms
Ensure Unique test removed 12 places
Reduce places removed 117 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 328 place count 980 transition count 1528
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 2 with 12 rules applied. Total rules applied 340 place count 980 transition count 1516
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 352 place count 968 transition count 1516
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 360 place count 960 transition count 1508
Iterating global reduction 4 with 8 rules applied. Total rules applied 368 place count 960 transition count 1508
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 370 place count 958 transition count 1496
Iterating global reduction 4 with 2 rules applied. Total rules applied 372 place count 958 transition count 1496
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 372 place count 958 transition count 1494
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 376 place count 956 transition count 1494
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 3 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 4 with 63 rules applied. Total rules applied 439 place count 922 transition count 1465
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 2 rules applied. Total rules applied 441 place count 922 transition count 1463
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 443 place count 920 transition count 1463
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 7 Pre rules applied. Total rules applied 443 place count 920 transition count 1456
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 6 with 14 rules applied. Total rules applied 457 place count 913 transition count 1456
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 6 with 3 rules applied. Total rules applied 460 place count 910 transition count 1456
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 462 place count 908 transition count 1449
Ensure Unique test removed 1 places
Iterating global reduction 7 with 3 rules applied. Total rules applied 465 place count 907 transition count 1449
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 7 with 1 rules applied. Total rules applied 466 place count 906 transition count 1449
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 467 place count 905 transition count 1448
Iterating global reduction 8 with 1 rules applied. Total rules applied 468 place count 905 transition count 1448
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 8 with 2 rules applied. Total rules applied 470 place count 905 transition count 1446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 471 place count 904 transition count 1446
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 10 with 14 rules applied. Total rules applied 485 place count 897 transition count 1439
Discarding 4 places :
Symmetric choice reduction at 10 with 4 rule applications. Total rules 489 place count 893 transition count 1435
Iterating global reduction 10 with 4 rules applied. Total rules applied 493 place count 893 transition count 1435
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 494 place count 892 transition count 1434
Iterating global reduction 10 with 1 rules applied. Total rules applied 495 place count 892 transition count 1434
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 496 place count 892 transition count 1433
Free-agglomeration rule applied 3 times.
Iterating global reduction 11 with 3 rules applied. Total rules applied 499 place count 892 transition count 1430
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 11 with 3 rules applied. Total rules applied 502 place count 889 transition count 1430
Applied a total of 502 rules in 314 ms. Remains 889 /1150 variables (removed 261) and now considering 1430/1686 (removed 256) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 315 ms. Remains : 889/1150 places, 1430/1686 transitions.
RANDOM walk for 4000000 steps (47954 resets) in 57251 ms. (69 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (94 resets) in 144 ms. (275 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (91 resets) in 166 ms. (239 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (94 resets) in 185 ms. (215 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (89 resets) in 175 ms. (227 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (91 resets) in 243 ms. (163 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (91 resets) in 260 ms. (153 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (91 resets) in 234 ms. (170 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (92 resets) in 245 ms. (162 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (97 resets) in 199 ms. (200 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (91 resets) in 216 ms. (184 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (95 resets) in 218 ms. (182 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (93 resets) in 231 ms. (172 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (94 resets) in 235 ms. (169 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (84 resets) in 263 ms. (151 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (96 resets) in 251 ms. (158 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (94 resets) in 160 ms. (248 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (90 resets) in 178 ms. (223 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (99 resets) in 170 ms. (233 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (94 resets) in 164 ms. (242 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (90 resets) in 210 ms. (189 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (100 resets) in 184 ms. (216 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (89 resets) in 166 ms. (239 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (90 resets) in 185 ms. (215 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (87 resets) in 195 ms. (204 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (91 resets) in 187 ms. (212 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (97 resets) in 163 ms. (243 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (92 resets) in 180 ms. (221 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (90 resets) in 156 ms. (254 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (87 resets) in 176 ms. (226 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (95 resets) in 142 ms. (279 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (95 resets) in 173 ms. (229 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (90 resets) in 154 ms. (258 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (90 resets) in 173 ms. (229 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (87 resets) in 152 ms. (261 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (90 resets) in 187 ms. (212 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (89 resets) in 184 ms. (216 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (92 resets) in 142 ms. (279 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (96 resets) in 182 ms. (218 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40001 steps (95 resets) in 149 ms. (266 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (94 resets) in 162 ms. (245 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (88 resets) in 159 ms. (250 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (92 resets) in 192 ms. (207 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (87 resets) in 179 ms. (222 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40001 steps (90 resets) in 152 ms. (261 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (98 resets) in 170 ms. (233 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (92 resets) in 184 ms. (216 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (92 resets) in 168 ms. (236 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (96 resets) in 181 ms. (219 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (86 resets) in 155 ms. (256 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (92 resets) in 180 ms. (221 steps per ms) remains 122/122 properties
Interrupted probabilistic random walk after 4648481 steps, run timeout after 57001 ms. (steps per millisecond=81 ) properties seen :0 out of 122
Probabilistic random walk after 4648481 steps, saw 895250 distinct states, run finished after 57001 ms. (steps per millisecond=81 ) properties seen :0
// Phase 1: matrix 1430 rows 889 cols
[2026-05-25 05:56:34] [INFO ] Computed 149 invariants in 12 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) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 2 (OVERLAPS) 14/136 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/136 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 4 (OVERLAPS) 3/139 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 6 (OVERLAPS) 232/371 variables, 30/46 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/371 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 8 (OVERLAPS) 8/379 variables, 8/54 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/379 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 10 (OVERLAPS) 148/527 variables, 24/78 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/527 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 12 (OVERLAPS) 7/534 variables, 4/82 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/534 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 14 (OVERLAPS) 57/591 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/591 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 16 (OVERLAPS) 26/617 variables, 4/95 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/617 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 18 (OVERLAPS) 2/619 variables, 2/97 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/619 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 20 (OVERLAPS) 107/726 variables, 15/112 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/726 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 22 (OVERLAPS) 59/785 variables, 7/119 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/785 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 24 (OVERLAPS) 8/793 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/793 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 26 (OVERLAPS) 94/887 variables, 27/147 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/887 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 28 (OVERLAPS) 1/888 variables, 1/148 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/888 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 30 (OVERLAPS) 1/889 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/889 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 32 (OVERLAPS) 1430/2319 variables, 889/1038 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/2319 variables, 0/1038 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 34 (OVERLAPS) 0/2319 variables, 0/1038 constraints. Problems are: Problem set: 0 solved, 122 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2319/2319 variables, and 1038 constraints, problems are : Problem set: 0 solved, 122 unsolved in 44621 ms.
Refiners :[Positive P Invariants (semi-flows): 42/42 constraints, Generalized P Invariants (flows): 107/107 constraints, State Equation: 889/889 constraints, PredecessorRefiner: 122/122 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 2 (OVERLAPS) 14/136 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/136 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 4 (OVERLAPS) 3/139 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/139 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 6 (OVERLAPS) 232/371 variables, 30/46 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:22] [INFO ] Deduced a trap composed of 9 places in 69 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/371 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 9 (OVERLAPS) 8/379 variables, 8/55 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/379 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 11 (OVERLAPS) 148/527 variables, 24/79 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:30] [INFO ] Deduced a trap composed of 44 places in 152 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:57:30] [INFO ] Deduced a trap composed of 45 places in 188 ms of which 29 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/527 variables, 2/81 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/527 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 14 (OVERLAPS) 7/534 variables, 4/85 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/534 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 16 (OVERLAPS) 57/591 variables, 9/94 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/591 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 18 (OVERLAPS) 26/617 variables, 4/98 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/617 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 20 (OVERLAPS) 2/619 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/619 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 22 (OVERLAPS) 107/726 variables, 15/115 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/726 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 24 (OVERLAPS) 59/785 variables, 7/122 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/785 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 26 (OVERLAPS) 8/793 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/793 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 28 (OVERLAPS) 94/887 variables, 27/150 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/887 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 30 (OVERLAPS) 1/888 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/888 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 32 (OVERLAPS) 1/889 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/889 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 34 (OVERLAPS) 1430/2319 variables, 889/1041 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/2319 variables, 122/1163 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:58:56] [INFO ] Deduced a trap composed of 41 places in 290 ms of which 40 ms to minimize.
At refinement iteration 36 (INCLUDED_ONLY) 0/2319 variables, 1/1164 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2319/2319 variables, and 1164 constraints, problems are : Problem set: 0 solved, 122 unsolved in 120022 ms.
Refiners :[Positive P Invariants (semi-flows): 42/42 constraints, Generalized P Invariants (flows): 107/107 constraints, State Equation: 889/889 constraints, PredecessorRefiner: 122/122 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 164686ms problems are : Problem set: 0 solved, 122 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 122 out of 889 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 889/889 places, 1430/1430 transitions.
Applied a total of 0 rules in 42 ms. Remains 889 /889 variables (removed 0) and now considering 1430/1430 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 889/889 places, 1430/1430 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 889/889 places, 1430/1430 transitions.
Applied a total of 0 rules in 24 ms. Remains 889 /889 variables (removed 0) and now considering 1430/1430 (removed 0) transitions.
[2026-05-25 05:59:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:59:20] [INFO ] Implicit Places using invariants in 1282 ms returned [0, 40, 58, 76, 203, 204, 205, 223, 241, 332, 336, 337, 348, 349, 350, 368, 386, 407, 477, 478, 489, 490, 491, 509, 527, 546, 596, 597, 608, 609, 611, 628, 646, 715, 719, 720, 723, 734, 735, 736, 754, 756, 760, 778, 779, 780, 781, 793, 799, 805, 811, 817, 823, 829, 835, 841, 847, 853]
[2026-05-25 05:59:20] [INFO ] Actually due to overlaps returned [754, 736, 58, 223, 368, 509, 628, 760, 40, 205, 611, 204, 349, 350, 490, 491, 609, 734, 778, 203, 348, 489, 608, 735, 756, 779, 0, 336, 337, 477, 478, 596, 597, 719, 720, 76, 241, 646, 780, 823, 841, 853, 386, 407, 527, 546, 723, 781, 793, 799, 805, 811, 817, 829, 835, 847]
Discarding 56 places :
Implicit Place search using SMT only with invariants took 1296 ms to find 56 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 833/889 places, 1430/1430 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 92 transitions
Trivial Post-agglo rules discarded 92 transitions
Performed 92 trivial Post agglomeration. Transition count delta: 92
Iterating post reduction 0 with 94 rules applied. Total rules applied 94 place count 831 transition count 1338
Reduce places removed 92 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 96 rules applied. Total rules applied 190 place count 739 transition count 1334
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 23 Pre rules applied. Total rules applied 190 place count 739 transition count 1311
Deduced a syphon composed of 23 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 237 place count 715 transition count 1311
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 249 place count 711 transition count 1303
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 257 place count 703 transition count 1303
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 272 place count 688 transition count 1288
Iterating global reduction 4 with 15 rules applied. Total rules applied 287 place count 688 transition count 1288
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 290 place count 688 transition count 1285
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 290 place count 688 transition count 1284
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 292 place count 687 transition count 1284
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 295 place count 684 transition count 1278
Iterating global reduction 5 with 3 rules applied. Total rules applied 298 place count 684 transition count 1278
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 299 place count 683 transition count 1277
Iterating global reduction 5 with 1 rules applied. Total rules applied 300 place count 683 transition count 1277
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 301 place count 682 transition count 1275
Iterating global reduction 5 with 1 rules applied. Total rules applied 302 place count 682 transition count 1275
Performed 43 Post agglomeration using F-continuation condition.Transition count delta: 43
Deduced a syphon composed of 43 places in 3 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 5 with 86 rules applied. Total rules applied 388 place count 639 transition count 1232
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 390 place count 637 transition count 1230
Iterating global reduction 5 with 2 rules applied. Total rules applied 392 place count 637 transition count 1230
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 394 place count 637 transition count 1228
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 398 place count 635 transition count 1229
Free-agglomeration rule (complex) applied 15 times.
Iterating global reduction 6 with 15 rules applied. Total rules applied 413 place count 635 transition count 1214
Ensure Unique test removed 1 places
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 6 with 16 rules applied. Total rules applied 429 place count 619 transition count 1214
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 430 place count 619 transition count 1213
Partial Free-agglomeration rule applied 15 times.
Drop transitions (Partial Free agglomeration) removed 15 transitions
Iterating global reduction 7 with 15 rules applied. Total rules applied 445 place count 619 transition count 1213
Applied a total of 445 rules in 324 ms. Remains 619 /833 variables (removed 214) and now considering 1213/1430 (removed 217) transitions.
// Phase 1: matrix 1213 rows 619 cols
[2026-05-25 05:59:20] [INFO ] Computed 85 invariants in 42 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:59:21] [INFO ] Implicit Places using invariants in 1314 ms returned [131, 137, 140, 142, 145, 166, 167, 225, 266, 272, 275, 277, 282, 283, 375, 381, 384, 386, 391, 392, 458, 464, 467, 469, 474, 475, 527, 544, 550, 553, 555]
[2026-05-25 05:59:21] [INFO ] Actually due to overlaps returned [166, 282, 391, 474, 167, 283, 392, 475, 131, 137, 142, 266, 272, 277, 375, 381, 386, 458, 464, 469, 544, 550, 555, 145, 225, 527]
Discarding 26 places :
Implicit Place search using SMT only with invariants took 1317 ms to find 26 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 593/889 places, 1213/1430 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 572 transition count 1192
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 572 transition count 1192
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 47 place count 567 transition count 1187
Iterating global reduction 0 with 5 rules applied. Total rules applied 52 place count 567 transition count 1187
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 66 place count 560 transition count 1180
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 67 place count 560 transition count 1179
Free-agglomeration rule applied 15 times.
Iterating global reduction 0 with 15 rules applied. Total rules applied 82 place count 560 transition count 1164
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 97 place count 545 transition count 1164
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 99 place count 545 transition count 1162
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 101 place count 543 transition count 1162
Applied a total of 101 rules in 126 ms. Remains 543 /593 variables (removed 50) and now considering 1162/1213 (removed 51) transitions.
// Phase 1: matrix 1162 rows 543 cols
[2026-05-25 05:59:21] [INFO ] Computed 59 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:59:22] [INFO ] Implicit Places using invariants in 309 ms returned []
[2026-05-25 05:59:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:59:23] [INFO ] Implicit Places using invariants and state equation in 1057 ms returned []
Implicit Place search using SMT with State Equation took 1368 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 543/889 places, 1162/1430 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 4473 ms. Remains : 543/889 places, 1162/1430 transitions.
RANDOM walk for 4000000 steps (74013 resets) in 49600 ms. (80 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (174 resets) in 184 ms. (216 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (180 resets) in 154 ms. (258 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (180 resets) in 204 ms. (195 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (188 resets) in 151 ms. (263 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40001 steps (177 resets) in 148 ms. (268 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (166 resets) in 182 ms. (218 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (174 resets) in 140 ms. (283 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (176 resets) in 195 ms. (204 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (179 resets) in 168 ms. (236 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (179 resets) in 160 ms. (248 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (173 resets) in 150 ms. (264 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (182 resets) in 155 ms. (256 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (189 resets) in 159 ms. (250 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (169 resets) in 178 ms. (223 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (175 resets) in 158 ms. (251 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (179 resets) in 172 ms. (231 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (177 resets) in 142 ms. (279 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (181 resets) in 157 ms. (253 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (170 resets) in 158 ms. (251 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (175 resets) in 172 ms. (231 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (171 resets) in 155 ms. (256 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (173 resets) in 268 ms. (148 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (179 resets) in 148 ms. (268 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (183 resets) in 177 ms. (224 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40001 steps (181 resets) in 152 ms. (261 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40001 steps (190 resets) in 153 ms. (259 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (179 resets) in 187 ms. (212 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (170 resets) in 165 ms. (240 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (180 resets) in 202 ms. (197 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (172 resets) in 181 ms. (219 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (171 resets) in 160 ms. (248 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40001 steps (190 resets) in 190 ms. (209 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (186 resets) in 184 ms. (216 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (173 resets) in 193 ms. (206 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (180 resets) in 232 ms. (171 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (181 resets) in 155 ms. (256 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (179 resets) in 222 ms. (179 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (187 resets) in 148 ms. (268 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (187 resets) in 187 ms. (212 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40001 steps (171 resets) in 199 ms. (200 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (170 resets) in 146 ms. (272 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (179 resets) in 165 ms. (240 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (185 resets) in 182 ms. (218 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (173 resets) in 192 ms. (207 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (169 resets) in 151 ms. (263 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40004 steps (181 resets) in 181 ms. (219 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (185 resets) in 147 ms. (270 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40002 steps (177 resets) in 193 ms. (206 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (172 resets) in 153 ms. (259 steps per ms) remains 122/122 properties
BEST_FIRST walk for 40003 steps (177 resets) in 147 ms. (270 steps per ms) remains 122/122 properties
Interrupted probabilistic random walk after 3046259 steps, run timeout after 45001 ms. (steps per millisecond=67 ) properties seen :28 out of 122
Probabilistic random walk after 3046259 steps, saw 845025 distinct states, run finished after 45002 ms. (steps per millisecond=67 ) properties seen :28
[2026-05-25 06:00:24] [INFO ] Invariant cache hit.
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) 0/94 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/94 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 2 (OVERLAPS) 8/102 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 5 (OVERLAPS) 155/257 variables, 13/24 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 7 (OVERLAPS) 15/272 variables, 3/27 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/272 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 9 (OVERLAPS) 188/460 variables, 18/45 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 11 (OVERLAPS) 48/508 variables, 5/50 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/508 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 13 (OVERLAPS) 35/543 variables, 9/59 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/543 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 15 (OVERLAPS) 1162/1705 variables, 543/602 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1705 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 17 (OVERLAPS) 0/1705 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 94 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1705/1705 variables, and 602 constraints, problems are : Problem set: 0 solved, 94 unsolved in 13960 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 45/45 constraints, State Equation: 543/543 constraints, PredecessorRefiner: 94/94 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 94 unsolved
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/94 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/94 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 2 (OVERLAPS) 8/102 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 94 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:00:42] [INFO ] Deduced a trap composed of 14 places in 68 ms of which 9 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 94 unsolved
Detected timeout of ITS tools.
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 6 (OVERLAPS) 155/257 variables, 13/25 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/257 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 8 (OVERLAPS) 15/272 variables, 3/28 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/272 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 10 (OVERLAPS) 188/460 variables, 18/46 constraints. Problems are: Problem set: 0 solved, 94 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:00:46] [INFO ] Deduced a trap composed of 32 places in 129 ms of which 8 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/460 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/460 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 13 (OVERLAPS) 48/508 variables, 5/52 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/508 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 15 (OVERLAPS) 35/543 variables, 9/61 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/543 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 17 (OVERLAPS) 1162/1705 variables, 543/604 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1705 variables, 94/698 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1705 variables, 0/698 constraints. Problems are: Problem set: 0 solved, 94 unsolved
At refinement iteration 20 (OVERLAPS) 0/1705 variables, 0/698 constraints. Problems are: Problem set: 0 solved, 94 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1705/1705 variables, and 698 constraints, problems are : Problem set: 0 solved, 94 unsolved in 51947 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 45/45 constraints, State Equation: 543/543 constraints, PredecessorRefiner: 94/94 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65961ms problems are : Problem set: 0 solved, 94 unsolved
Fused 94 Parikh solutions to 85 different solutions.
Parikh walk visited 0 properties in 30390 ms.
Support contains 94 out of 543 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 543/543 places, 1162/1162 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 543 transition count 1144
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 36 place count 525 transition count 1144
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 36 place count 525 transition count 1140
Deduced a syphon composed of 4 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 9 rules applied. Total rules applied 45 place count 520 transition count 1140
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 45 place count 520 transition count 1139
Deduced a syphon composed of 1 places in 2 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 48 place count 518 transition count 1139
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 48 place count 518 transition count 1138
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 50 place count 517 transition count 1138
Applied a total of 50 rules in 42 ms. Remains 517 /543 variables (removed 26) and now considering 1138/1162 (removed 24) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 517/543 places, 1138/1162 transitions.
RANDOM walk for 4000000 steps (74295 resets) in 34930 ms. (114 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1796 resets) in 1683 ms. (237 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1783 resets) in 1964 ms. (203 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1778 resets) in 1901 ms. (210 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400000 steps (1808 resets) in 1668 ms. (239 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1804 resets) in 1613 ms. (247 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400002 steps (1826 resets) in 1544 ms. (258 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1771 resets) in 1999 ms. (200 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1814 resets) in 1713 ms. (233 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400002 steps (1773 resets) in 1584 ms. (252 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1789 resets) in 1582 ms. (252 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400002 steps (1789 resets) in 1130 ms. (353 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1806 resets) in 948 ms. (421 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1772 resets) in 997 ms. (400 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400002 steps (1787 resets) in 967 ms. (413 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1819 resets) in 1004 ms. (398 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1761 resets) in 986 ms. (405 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1783 resets) in 971 ms. (411 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1792 resets) in 988 ms. (404 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1774 resets) in 968 ms. (412 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400002 steps (1815 resets) in 965 ms. (414 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1781 resets) in 975 ms. (409 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1794 resets) in 977 ms. (409 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1793 resets) in 966 ms. (413 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1790 resets) in 988 ms. (404 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400002 steps (1795 resets) in 1452 ms. (275 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1795 resets) in 1012 ms. (394 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1796 resets) in 983 ms. (406 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1780 resets) in 975 ms. (409 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1798 resets) in 994 ms. (402 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1796 resets) in 972 ms. (411 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1809 resets) in 987 ms. (404 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1805 resets) in 994 ms. (402 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1795 resets) in 998 ms. (400 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1793 resets) in 979 ms. (408 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1783 resets) in 988 ms. (404 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1795 resets) in 986 ms. (405 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1796 resets) in 975 ms. (409 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1810 resets) in 963 ms. (414 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1833 resets) in 959 ms. (416 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1800 resets) in 975 ms. (409 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1771 resets) in 982 ms. (406 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1782 resets) in 977 ms. (409 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1785 resets) in 996 ms. (401 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1827 resets) in 964 ms. (414 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400002 steps (1778 resets) in 986 ms. (405 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1770 resets) in 1016 ms. (393 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1782 resets) in 1004 ms. (398 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400004 steps (1790 resets) in 987 ms. (404 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1766 resets) in 988 ms. (404 steps per ms) remains 94/94 properties
BEST_FIRST walk for 400003 steps (1787 resets) in 1036 ms. (385 steps per ms) remains 94/94 properties
Interrupted probabilistic random walk after 4197184 steps, run timeout after 78001 ms. (steps per millisecond=53 ) properties seen :28 out of 94
Probabilistic random walk after 4197184 steps, saw 1674314 distinct states, run finished after 78002 ms. (steps per millisecond=53 ) properties seen :28
// Phase 1: matrix 1138 rows 517 cols
[2026-05-25 06:03:45] [INFO ] Computed 57 invariants in 8 ms
Starting Z3 with timeout 150.0 s and query timeout 15000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (OVERLAPS) 8/74 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 5 (OVERLAPS) 155/229 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 7 (OVERLAPS) 15/244 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/244 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 9 (OVERLAPS) 181/425 variables, 19/43 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/425 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 11 (OVERLAPS) 17/442 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/442 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 13 (OVERLAPS) 51/493 variables, 7/53 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/493 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 15 (OVERLAPS) 22/515 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/515 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 17 (OVERLAPS) 2/517 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/517 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 19 (OVERLAPS) 1138/1655 variables, 517/574 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1655 variables, 0/574 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 21 (OVERLAPS) 0/1655 variables, 0/574 constraints. Problems are: Problem set: 0 solved, 66 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1655/1655 variables, and 574 constraints, problems are : Problem set: 0 solved, 66 unsolved in 13713 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 42/42 constraints, State Equation: 517/517 constraints, PredecessorRefiner: 66/66 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 150.0 s and query timeout 15000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (OVERLAPS) 8/74 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:03:59] [INFO ] Deduced a trap composed of 14 places in 77 ms of which 13 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 6 (OVERLAPS) 155/229 variables, 12/22 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/229 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 8 (OVERLAPS) 15/244 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:04:01] [INFO ] Deduced a trap composed of 8 places in 118 ms of which 5 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/244 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/244 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 11 (OVERLAPS) 181/425 variables, 19/45 constraints. Problems are: Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:04:03] [INFO ] Deduced a trap composed of 32 places in 129 ms of which 9 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/425 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/425 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 14 (OVERLAPS) 17/442 variables, 3/49 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/442 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 16 (OVERLAPS) 51/493 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/493 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 18 (OVERLAPS) 22/515 variables, 3/59 constraints. Problems are: Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:04:10] [INFO ] Deduced a trap composed of 54 places in 162 ms of which 20 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 21 (OVERLAPS) 2/517 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/517 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 23 (OVERLAPS) 1138/1655 variables, 517/578 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1655 variables, 66/644 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1655 variables, 0/644 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 26 (OVERLAPS) 0/1655 variables, 0/644 constraints. Problems are: Problem set: 0 solved, 66 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1655/1655 variables, and 644 constraints, problems are : Problem set: 0 solved, 66 unsolved in 36884 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 42/42 constraints, State Equation: 517/517 constraints, PredecessorRefiner: 66/66 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 50640ms problems are : Problem set: 0 solved, 66 unsolved
Fused 66 Parikh solutions to 59 different solutions.
Parikh walk visited 0 properties in 20429 ms.
Support contains 66 out of 517 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 517/517 places, 1138/1138 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 517 transition count 1120
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 36 place count 499 transition count 1120
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 36 place count 499 transition count 1116
Deduced a syphon composed of 4 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 9 rules applied. Total rules applied 45 place count 494 transition count 1116
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 45 place count 494 transition count 1115
Deduced a syphon composed of 1 places in 2 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 48 place count 492 transition count 1115
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 48 place count 492 transition count 1114
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 50 place count 491 transition count 1114
Applied a total of 50 rules in 37 ms. Remains 491 /517 variables (removed 26) and now considering 1114/1138 (removed 24) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 491/517 places, 1114/1138 transitions.
RANDOM walk for 4000000 steps (74318 resets) in 30032 ms. (133 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1776 resets) in 878 ms. (455 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1798 resets) in 861 ms. (464 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1799 resets) in 887 ms. (450 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1847 resets) in 848 ms. (471 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1834 resets) in 873 ms. (457 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1799 resets) in 883 ms. (452 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1795 resets) in 879 ms. (454 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1805 resets) in 863 ms. (462 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1813 resets) in 875 ms. (456 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1799 resets) in 888 ms. (449 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1786 resets) in 855 ms. (467 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1791 resets) in 844 ms. (473 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1839 resets) in 828 ms. (482 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1799 resets) in 854 ms. (467 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1797 resets) in 856 ms. (466 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1795 resets) in 858 ms. (465 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1831 resets) in 867 ms. (460 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1804 resets) in 848 ms. (471 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1808 resets) in 861 ms. (464 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1807 resets) in 874 ms. (457 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1782 resets) in 906 ms. (441 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1779 resets) in 858 ms. (465 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1783 resets) in 845 ms. (472 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1805 resets) in 851 ms. (469 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1783 resets) in 874 ms. (457 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1785 resets) in 850 ms. (470 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1774 resets) in 859 ms. (465 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1788 resets) in 855 ms. (467 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1756 resets) in 850 ms. (470 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400000 steps (1769 resets) in 872 ms. (458 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1812 resets) in 859 ms. (465 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1791 resets) in 879 ms. (454 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400001 steps (1815 resets) in 901 ms. (443 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1784 resets) in 880 ms. (454 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1786 resets) in 880 ms. (454 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1790 resets) in 880 ms. (454 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400001 steps (1804 resets) in 866 ms. (461 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1803 resets) in 876 ms. (456 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1807 resets) in 850 ms. (470 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400001 steps (1788 resets) in 868 ms. (460 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1779 resets) in 903 ms. (442 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1796 resets) in 879 ms. (454 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1772 resets) in 893 ms. (447 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1826 resets) in 848 ms. (471 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1749 resets) in 854 ms. (467 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1810 resets) in 878 ms. (455 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1790 resets) in 861 ms. (464 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1808 resets) in 862 ms. (463 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1745 resets) in 853 ms. (468 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1808 resets) in 842 ms. (474 steps per ms) remains 66/66 properties
Interrupted probabilistic random walk after 4141999 steps, run timeout after 60001 ms. (steps per millisecond=69 ) properties seen :0 out of 66
Probabilistic random walk after 4141999 steps, saw 1314812 distinct states, run finished after 60001 ms. (steps per millisecond=69 ) properties seen :0
// Phase 1: matrix 1114 rows 491 cols
[2026-05-25 06:06:16] [INFO ] Computed 55 invariants in 7 ms
Starting Z3 with timeout 165.0 s and query timeout 16500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (OVERLAPS) 8/74 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 5 (OVERLAPS) 138/212 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 7 (OVERLAPS) 15/227 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/227 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 9 (OVERLAPS) 3/230 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/230 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 11 (OVERLAPS) 13/243 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/243 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 13 (OVERLAPS) 33/276 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/276 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 15 (OVERLAPS) 181/457 variables, 22/50 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/457 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 17 (OVERLAPS) 18/475 variables, 3/53 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/475 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 19 (OVERLAPS) 16/491 variables, 2/55 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/491 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 21 (OVERLAPS) 1114/1605 variables, 491/546 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1605 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 23 (OVERLAPS) 0/1605 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 66 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1605/1605 variables, and 546 constraints, problems are : Problem set: 0 solved, 66 unsolved in 8781 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 39/39 constraints, State Equation: 491/491 constraints, PredecessorRefiner: 66/66 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 165.0 s and query timeout 16500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (OVERLAPS) 8/74 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:06:26] [INFO ] Deduced a trap composed of 14 places in 80 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 6 (OVERLAPS) 138/212 variables, 12/22 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/212 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 8 (OVERLAPS) 15/227 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/227 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 10 (OVERLAPS) 3/230 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/230 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 12 (OVERLAPS) 13/243 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:06:29] [INFO ] Deduced a trap composed of 8 places in 63 ms of which 6 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/243 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/243 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 15 (OVERLAPS) 33/276 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/276 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 17 (OVERLAPS) 181/457 variables, 22/52 constraints. Problems are: Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:06:32] [INFO ] Deduced a trap composed of 32 places in 167 ms of which 31 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/457 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/457 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 20 (OVERLAPS) 18/475 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/475 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 22 (OVERLAPS) 16/491 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/491 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 24 (OVERLAPS) 1114/1605 variables, 491/549 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1605 variables, 66/615 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1605 variables, 0/615 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 27 (OVERLAPS) 0/1605 variables, 0/615 constraints. Problems are: Problem set: 0 solved, 66 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1605/1605 variables, and 615 constraints, problems are : Problem set: 0 solved, 66 unsolved in 33080 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 39/39 constraints, State Equation: 491/491 constraints, PredecessorRefiner: 66/66 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41910ms problems are : Problem set: 0 solved, 66 unsolved
Fused 66 Parikh solutions to 60 different solutions.
Parikh walk visited 0 properties in 14595 ms.
Support contains 66 out of 491 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1114/1114 transitions.
Applied a total of 0 rules in 15 ms. Remains 491 /491 variables (removed 0) and now considering 1114/1114 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 491/491 places, 1114/1114 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 491/491 places, 1114/1114 transitions.
Applied a total of 0 rules in 15 ms. Remains 491 /491 variables (removed 0) and now considering 1114/1114 (removed 0) transitions.
[2026-05-25 06:07:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 06:07:13] [INFO ] Implicit Places using invariants in 423 ms returned []
[2026-05-25 06:07:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 06:07:15] [INFO ] Implicit Places using invariants and state equation in 1129 ms returned []
Implicit Place search using SMT with State Equation took 1581 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 06:07:15] [INFO ] Redundant transitions in 74 ms returned []
Running 1085 sub problems to find dead transitions.
[2026-05-25 06:07:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/490 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1085 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/490 variables, 37/50 constraints. Problems are: Problem set: 0 solved, 1085 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:29] [INFO ] Deduced a trap composed of 32 places in 182 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:07:29] [INFO ] Deduced a trap composed of 8 places in 76 ms of which 8 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 490/1605 variables, and 52 constraints, problems are : Problem set: 0 solved, 1085 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 13/16 constraints, Generalized P Invariants (flows): 37/39 constraints, State Equation: 0/491 constraints, PredecessorRefiner: 1085/1085 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1085 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/490 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1085 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/490 variables, 37/50 constraints. Problems are: Problem set: 0 solved, 1085 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/490 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 1085 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 Int declared 490/1605 variables, and 52 constraints, problems are : Problem set: 0 solved, 1085 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 13/16 constraints, Generalized P Invariants (flows): 37/39 constraints, State Equation: 0/491 constraints, PredecessorRefiner: 0/1085 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60538ms problems are : Problem set: 0 solved, 1085 unsolved
Search for dead transitions found 0 dead transitions in 60545ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62232 ms. Remains : 491/491 places, 1114/1114 transitions.
RANDOM walk for 400000 steps (7524 resets) in 4303 ms. (92 steps per ms) remains 66/66 properties
Running SMT prover for 66 properties.
[2026-05-25 06:08:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 06:08:17] [INFO ] [Real]Absence check using 16 positive place invariants in 6 ms returned sat
[2026-05-25 06:08:17] [INFO ] [Real]Absence check using 16 positive and 39 generalized place invariants in 32 ms returned sat
[2026-05-25 06:08:17] [INFO ] After 455ms SMT Verify possible using state equation in real domain returned unsat :0 sat :66
TRAPS : Iteration 0
[2026-05-25 06:08:24] [INFO ] After 6893ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:66
[2026-05-25 06:08:24] [INFO ] After 7146ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:66
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 06:08:24] [INFO ] [Nat]Absence check using 16 positive place invariants in 6 ms returned sat
[2026-05-25 06:08:24] [INFO ] [Nat]Absence check using 16 positive and 39 generalized place invariants in 17 ms returned sat
[2026-05-25 06:08:25] [INFO ] After 588ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :66
TRAPS : Iteration 0
[2026-05-25 06:08:31] [INFO ] After 7310ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :66
[2026-05-25 06:08:32] [INFO ] After 7674ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :66
RANDOM walk for 4000000 steps (74390 resets) in 30494 ms. (131 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1791 resets) in 935 ms. (427 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1777 resets) in 897 ms. (445 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1804 resets) in 882 ms. (453 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1776 resets) in 921 ms. (433 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1800 resets) in 887 ms. (450 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1797 resets) in 884 ms. (451 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1812 resets) in 874 ms. (457 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1822 resets) in 882 ms. (453 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1800 resets) in 879 ms. (454 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1799 resets) in 910 ms. (439 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1752 resets) in 913 ms. (437 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1767 resets) in 894 ms. (446 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1799 resets) in 865 ms. (461 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1816 resets) in 875 ms. (456 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1802 resets) in 898 ms. (444 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1789 resets) in 881 ms. (453 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1776 resets) in 872 ms. (458 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1766 resets) in 885 ms. (451 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1808 resets) in 872 ms. (458 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1771 resets) in 911 ms. (438 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400001 steps (1784 resets) in 888 ms. (449 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1832 resets) in 872 ms. (458 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1823 resets) in 861 ms. (464 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1773 resets) in 894 ms. (446 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1748 resets) in 911 ms. (438 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1825 resets) in 860 ms. (464 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1843 resets) in 873 ms. (457 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1788 resets) in 855 ms. (467 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1795 resets) in 870 ms. (459 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1799 resets) in 881 ms. (453 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1782 resets) in 886 ms. (450 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1789 resets) in 893 ms. (447 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1768 resets) in 855 ms. (467 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1826 resets) in 909 ms. (439 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400001 steps (1807 resets) in 910 ms. (439 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1809 resets) in 860 ms. (464 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1795 resets) in 890 ms. (448 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400001 steps (1805 resets) in 889 ms. (449 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1787 resets) in 874 ms. (457 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1800 resets) in 900 ms. (443 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1801 resets) in 869 ms. (459 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1809 resets) in 878 ms. (455 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1796 resets) in 878 ms. (455 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1790 resets) in 881 ms. (453 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1769 resets) in 870 ms. (459 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1808 resets) in 884 ms. (451 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400003 steps (1825 resets) in 887 ms. (450 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1764 resets) in 925 ms. (431 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400002 steps (1795 resets) in 897 ms. (445 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (1799 resets) in 887 ms. (450 steps per ms) remains 66/66 properties
Interrupted probabilistic random walk after 4312533 steps, run timeout after 63001 ms. (steps per millisecond=68 ) properties seen :0 out of 66
Probabilistic random walk after 4312533 steps, saw 1351894 distinct states, run finished after 63001 ms. (steps per millisecond=68 ) properties seen :0
[2026-05-25 06:09:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 180.0 s and query timeout 18000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (OVERLAPS) 8/74 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 5 (OVERLAPS) 138/212 variables, 12/21 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 7 (OVERLAPS) 15/227 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/227 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 9 (OVERLAPS) 3/230 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/230 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 11 (OVERLAPS) 13/243 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/243 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 13 (OVERLAPS) 33/276 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/276 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 15 (OVERLAPS) 181/457 variables, 22/50 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/457 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 17 (OVERLAPS) 18/475 variables, 3/53 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/475 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 19 (OVERLAPS) 16/491 variables, 2/55 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/491 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 21 (OVERLAPS) 1114/1605 variables, 491/546 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1605 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 23 (OVERLAPS) 0/1605 variables, 0/546 constraints. Problems are: Problem set: 0 solved, 66 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1605/1605 variables, and 546 constraints, problems are : Problem set: 0 solved, 66 unsolved in 9982 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 39/39 constraints, State Equation: 491/491 constraints, PredecessorRefiner: 66/66 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 180.0 s and query timeout 18000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (OVERLAPS) 8/74 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:10:06] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 6 (OVERLAPS) 138/212 variables, 12/22 constraints. Problems are: Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:10:07] [INFO ] Deduced a trap composed of 8 places in 103 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/212 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/212 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 9 (OVERLAPS) 15/227 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/227 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 11 (OVERLAPS) 3/230 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/230 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 13 (OVERLAPS) 13/243 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/243 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 15 (OVERLAPS) 33/276 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/276 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 17 (OVERLAPS) 181/457 variables, 22/52 constraints. Problems are: Problem set: 0 solved, 66 unsolved
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 32 places in 162 ms of which 10 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/457 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/457 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 20 (OVERLAPS) 18/475 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 66 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 06:10:18] [INFO ] Deduced a trap composed of 13 places in 114 ms of which 2 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/475 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/475 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 23 (OVERLAPS) 16/491 variables, 2/59 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/491 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 25 (OVERLAPS) 1114/1605 variables, 491/550 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1605 variables, 66/616 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1605 variables, 0/616 constraints. Problems are: Problem set: 0 solved, 66 unsolved

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-05b"
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-05b, 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-oct2-177944372700223"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-05b.tgz
mv ASLink-PT-05b 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 ;