Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r210-tall-174894547500353.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is ShieldIIPt-PT-040B, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-tall-174894547500353
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 686K May 29 14:32 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 1749026268112

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldIIPt-PT-040B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-04 08:37:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2025-06-04 08:37:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 08:37:49] [INFO ] Load time of PNML (sax parser for PT used): 176 ms
[2025-06-04 08:37:49] [INFO ] Transformed 2803 places.
[2025-06-04 08:37:49] [INFO ] Transformed 2603 transitions.
[2025-06-04 08:37:49] [INFO ] Found NUPN structural information;
[2025-06-04 08:37:49] [INFO ] Parsed PT model containing 2803 places and 2603 transitions and 6486 arcs in 380 ms.
Structural test allowed to assert that 1122 places are NOT stable. Took 23 ms.
RANDOM walk for 40000 steps (8 resets) in 4334 ms. (9 steps per ms) remains 1143/1681 properties
BEST_FIRST walk for 121 steps (8 resets) in 12 ms. (9 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 16 ms. (7 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 13 ms. (8 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 20 ms. (5 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 15 ms. (7 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 122 steps (8 resets) in 8 ms. (13 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 122 steps (8 resets) in 13 ms. (8 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 121 steps (8 resets) in 7 ms. (15 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 18 ms. (6 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 122 steps (8 resets) in 13 ms. (8 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 122 steps (8 resets) in 7 ms. (15 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 7 ms. (15 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 123 steps (8 resets) in 6 ms. (17 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 1143/1143 properties
// Phase 1: matrix 2603 rows 2803 cols
[2025-06-04 08:37:51] [INFO ] Computed 361 invariants in 37 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1143 variables, 1143/1143 constraints. Problems are: Problem set: 0 solved, 1143 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1143/5406 variables, and 1143 constraints, problems are : Problem set: 0 solved, 1143 unsolved in 5112 ms.
Refiners :[Domain max(s): 1143/2803 constraints, Positive P Invariants (semi-flows): 0/361 constraints, State Equation: 0/2803 constraints, PredecessorRefiner: 1143/1143 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1143 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1143 variables, 1143/1143 constraints. Problems are: Problem set: 0 solved, 1143 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 1143/5406 variables, and 1143 constraints, problems are : Problem set: 0 solved, 1143 unsolved in 5027 ms.
Refiners :[Domain max(s): 1143/2803 constraints, Positive P Invariants (semi-flows): 0/361 constraints, State Equation: 0/2803 constraints, PredecessorRefiner: 0/1143 constraints, Known Traps: 0/0 constraints]
After SMT, in 10618ms problems are : Problem set: 0 solved, 1143 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1143 out of 2803 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2803/2803 places, 2603/2603 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 434 transitions
Trivial Post-agglo rules discarded 434 transitions
Performed 434 trivial Post agglomeration. Transition count delta: 434
Iterating post reduction 0 with 434 rules applied. Total rules applied 434 place count 2803 transition count 2169
Reduce places removed 434 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 436 rules applied. Total rules applied 870 place count 2369 transition count 2167
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 871 place count 2368 transition count 2167
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 60 Pre rules applied. Total rules applied 871 place count 2368 transition count 2107
Deduced a syphon composed of 60 places in 6 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 3 with 120 rules applied. Total rules applied 991 place count 2308 transition count 2107
Discarding 79 places :
Symmetric choice reduction at 3 with 79 rule applications. Total rules 1070 place count 2229 transition count 2028
Iterating global reduction 3 with 79 rules applied. Total rules applied 1149 place count 2229 transition count 2028
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 28 Pre rules applied. Total rules applied 1149 place count 2229 transition count 2000
Deduced a syphon composed of 28 places in 25 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 3 with 56 rules applied. Total rules applied 1205 place count 2201 transition count 2000
Performed 555 Post agglomeration using F-continuation condition.Transition count delta: 555
Deduced a syphon composed of 555 places in 4 ms
Reduce places removed 555 places and 0 transitions.
Iterating global reduction 3 with 1110 rules applied. Total rules applied 2315 place count 1646 transition count 1445
Renaming transitions due to excessive name length > 1024 char.
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 31 places in 4 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 3 with 62 rules applied. Total rules applied 2377 place count 1615 transition count 1463
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2378 place count 1615 transition count 1462
Free-agglomeration rule applied 9 times.
Iterating global reduction 4 with 9 rules applied. Total rules applied 2387 place count 1615 transition count 1453
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 2396 place count 1606 transition count 1453
Partial Free-agglomeration rule applied 15 times.
Drop transitions (Partial Free agglomeration) removed 15 transitions
Iterating global reduction 5 with 15 rules applied. Total rules applied 2411 place count 1606 transition count 1453
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 2412 place count 1605 transition count 1452
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 2414 place count 1603 transition count 1452
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 2414 place count 1603 transition count 1451
Deduced a syphon composed of 1 places in 15 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 2416 place count 1602 transition count 1451
Applied a total of 2416 rules in 793 ms. Remains 1602 /2803 variables (removed 1201) and now considering 1451/2603 (removed 1152) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 802 ms. Remains : 1602/2803 places, 1451/2603 transitions.
RANDOM walk for 2504697 steps (5 resets) in 120004 ms. (20 steps per ms) remains 465/1143 properties
BEST_FIRST walk for 40004 steps (8 resets) in 303 ms. (131 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 338 ms. (118 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 304 ms. (131 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 293 ms. (136 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 296 ms. (134 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 296 ms. (134 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 297 ms. (134 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 298 ms. (133 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40002 steps (8 resets) in 299 ms. (133 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 308 ms. (129 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 309 ms. (129 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 298 ms. (133 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 305 ms. (130 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 304 ms. (131 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 293 ms. (136 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 305 ms. (130 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 305 ms. (130 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 303 ms. (131 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 303 ms. (131 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 309 ms. (129 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40002 steps (8 resets) in 299 ms. (133 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 302 ms. (132 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40002 steps (8 resets) in 302 ms. (132 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 296 ms. (134 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 301 ms. (132 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 298 ms. (133 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 300 ms. (132 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 305 ms. (130 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 304 ms. (131 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 303 ms. (131 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 292 ms. (136 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 299 ms. (133 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 301 ms. (132 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 297 ms. (134 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 303 ms. (131 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 305 ms. (130 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 321 ms. (124 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 311 ms. (128 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 303 ms. (131 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 299 ms. (133 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 295 ms. (135 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 307 ms. (129 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 295 ms. (135 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40003 steps (8 resets) in 293 ms. (136 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40002 steps (8 resets) in 288 ms. (138 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 296 ms. (134 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 298 ms. (133 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 291 ms. (137 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40002 steps (8 resets) in 299 ms. (133 steps per ms) remains 465/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 297 ms. (134 steps per ms) remains 465/465 properties
// Phase 1: matrix 1451 rows 1602 cols
[2025-06-04 08:38:37] [INFO ] Computed 359 invariants in 9 ms
[2025-06-04 08:38:37] [INFO ] State equation strengthened by 5 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/465 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 1 (OVERLAPS) 195/660 variables, 113/113 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/660 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 3 (OVERLAPS) 619/1279 variables, 660/773 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1279 variables, 0/773 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 5 (OVERLAPS) 111/1390 variables, 58/831 constraints. Problems are: Problem set: 0 solved, 465 unsolved
SMT process timed out in 45152ms, After SMT, problems are : Problem set: 0 solved, 465 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 465 out of 1602 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1602/1602 places, 1451/1451 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 146 transitions
Trivial Post-agglo rules discarded 146 transitions
Performed 146 trivial Post agglomeration. Transition count delta: 146
Iterating post reduction 0 with 146 rules applied. Total rules applied 146 place count 1602 transition count 1305
Reduce places removed 146 places and 0 transitions.
Iterating post reduction 1 with 146 rules applied. Total rules applied 292 place count 1456 transition count 1305
Performed 62 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 62 Pre rules applied. Total rules applied 292 place count 1456 transition count 1243
Deduced a syphon composed of 62 places in 4 ms
Reduce places removed 62 places and 0 transitions.
Iterating global reduction 2 with 124 rules applied. Total rules applied 416 place count 1394 transition count 1243
Discarding 35 places :
Symmetric choice reduction at 2 with 35 rule applications. Total rules 451 place count 1359 transition count 1208
Iterating global reduction 2 with 35 rules applied. Total rules applied 486 place count 1359 transition count 1208
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 35 Pre rules applied. Total rules applied 486 place count 1359 transition count 1173
Deduced a syphon composed of 35 places in 4 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 2 with 70 rules applied. Total rules applied 556 place count 1324 transition count 1173
Performed 168 Post agglomeration using F-continuation condition.Transition count delta: 168
Deduced a syphon composed of 168 places in 4 ms
Reduce places removed 168 places and 0 transitions.
Iterating global reduction 2 with 336 rules applied. Total rules applied 892 place count 1156 transition count 1005
Performed 41 Post agglomeration using F-continuation condition.Transition count delta: -22
Deduced a syphon composed of 41 places in 5 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 2 with 82 rules applied. Total rules applied 974 place count 1115 transition count 1027
Free-agglomeration rule applied 11 times.
Iterating global reduction 2 with 11 rules applied. Total rules applied 985 place count 1115 transition count 1016
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 996 place count 1104 transition count 1016
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 997 place count 1104 transition count 1016
Applied a total of 997 rules in 315 ms. Remains 1104 /1602 variables (removed 498) and now considering 1016/1451 (removed 435) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 315 ms. Remains : 1104/1602 places, 1016/1451 transitions.
RANDOM walk for 3499560 steps (9 resets) in 120004 ms. (29 steps per ms) remains 360/465 properties
BEST_FIRST walk for 40004 steps (8 resets) in 273 ms. (146 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 268 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 270 ms. (147 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 262 ms. (152 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 267 ms. (149 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40002 steps (8 resets) in 268 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 276 ms. (144 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 275 ms. (144 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 276 ms. (144 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 269 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40002 steps (8 resets) in 265 ms. (150 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 264 ms. (150 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 272 ms. (146 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 273 ms. (145 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 267 ms. (149 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 270 ms. (147 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 268 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 267 ms. (149 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 267 ms. (149 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 274 ms. (145 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 268 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 263 ms. (151 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 269 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 268 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 273 ms. (146 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 271 ms. (147 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 272 ms. (146 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 269 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40002 steps (8 resets) in 261 ms. (152 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 265 ms. (150 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 271 ms. (147 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 268 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 271 ms. (147 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 275 ms. (144 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 270 ms. (147 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 267 ms. (149 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 271 ms. (147 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 266 ms. (149 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 269 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40003 steps (8 resets) in 268 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 268 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 268 ms. (148 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 264 ms. (150 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 271 ms. (147 steps per ms) remains 360/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 360/360 properties
// Phase 1: matrix 1016 rows 1104 cols
[2025-06-04 08:39:56] [INFO ] Computed 359 invariants in 3 ms
[2025-06-04 08:39:56] [INFO ] State equation strengthened by 5 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/360 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 1 (OVERLAPS) 145/505 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/505 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 3 (OVERLAPS) 475/980 variables, 505/596 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/980 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 5 (OVERLAPS) 72/1052 variables, 46/642 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1052 variables, 13/655 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1052 variables, 0/655 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 8 (OVERLAPS) 7/1059 variables, 7/662 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1059 variables, 4/666 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1059 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 11 (OVERLAPS) 2/1061 variables, 1/667 constraints. Problems are: Problem set: 0 solved, 360 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1061 variables, 0/667 constraints. Problems are: Problem set: 0 solved, 360 unsolved
SMT process timed out in 75088ms, After SMT, problems are : Problem set: 0 solved, 360 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 360 out of 1104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1104/1104 places, 1016/1016 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 0 with 23 rules applied. Total rules applied 23 place count 1104 transition count 993
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 1 with 23 rules applied. Total rules applied 46 place count 1081 transition count 993
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 46 place count 1081 transition count 982
Deduced a syphon composed of 11 places in 5 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 68 place count 1070 transition count 982
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 1069 transition count 981
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 1069 transition count 981
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 70 place count 1069 transition count 980
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 72 place count 1068 transition count 980
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 4 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 2 with 66 rules applied. Total rules applied 138 place count 1035 transition count 947
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 7 places in 5 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 152 place count 1028 transition count 950
Free-agglomeration rule applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 155 place count 1028 transition count 947
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 158 place count 1025 transition count 947
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 159 place count 1025 transition count 947
Applied a total of 159 rules in 171 ms. Remains 1025 /1104 variables (removed 79) and now considering 947/1016 (removed 69) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 171 ms. Remains : 1025/1104 places, 947/1016 transitions.
RANDOM walk for 3932772 steps (8 resets) in 118131 ms. (33 steps per ms) remains 349/360 properties
BEST_FIRST walk for 40004 steps (8 resets) in 269 ms. (148 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 267 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 267 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 266 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 265 ms. (150 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 265 ms. (150 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 268 ms. (148 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 261 ms. (152 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 261 ms. (152 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 264 ms. (150 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 275 ms. (144 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 273 ms. (146 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 270 ms. (147 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 266 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 268 ms. (148 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 261 ms. (152 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 267 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 273 ms. (146 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 269 ms. (148 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 288 ms. (138 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 273 ms. (146 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40002 steps (8 resets) in 268 ms. (148 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 265 ms. (150 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 274 ms. (145 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 265 ms. (150 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 268 ms. (148 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 268 ms. (148 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 262 ms. (152 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40002 steps (8 resets) in 272 ms. (146 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 260 ms. (153 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 266 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 264 ms. (150 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 267 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 263 ms. (151 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 268 ms. (148 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 274 ms. (145 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 268 ms. (148 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 267 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 269 ms. (148 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 267 ms. (149 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 272 ms. (146 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 265 ms. (150 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40003 steps (8 resets) in 314 ms. (126 steps per ms) remains 349/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 426 ms. (93 steps per ms) remains 349/349 properties
Interrupted probabilistic random walk after 2173463 steps, run timeout after 99001 ms. (steps per millisecond=21 ) properties seen :0 out of 349
Probabilistic random walk after 2173463 steps, saw 1711517 distinct states, run finished after 99018 ms. (steps per millisecond=21 ) properties seen :0
// Phase 1: matrix 947 rows 1025 cols
[2025-06-04 08:43:23] [INFO ] Computed 359 invariants in 4 ms
[2025-06-04 08:43:23] [INFO ] State equation strengthened by 5 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 1 (OVERLAPS) 101/450 variables, 88/88 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/450 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 3 (OVERLAPS) 422/872 variables, 450/538 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/872 variables, 0/538 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 5 (OVERLAPS) 61/933 variables, 38/576 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/933 variables, 15/591 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/933 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 8 (OVERLAPS) 3/936 variables, 3/594 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/936 variables, 3/597 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/936 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 11 (OVERLAPS) 4/940 variables, 2/599 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/940 variables, 2/601 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/940 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 14 (OVERLAPS) 19/959 variables, 12/613 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/959 variables, 5/618 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/959 variables, 0/618 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 17 (OVERLAPS) 19/978 variables, 10/628 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/978 variables, 3/631 constraints. Problems are: Problem set: 0 solved, 349 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 978/1972 variables, and 631 constraints, problems are : Problem set: 0 solved, 349 unsolved in 90016 ms.
Refiners :[Positive P Invariants (semi-flows): 116/359 constraints, State Equation: 515/1025 constraints, ReadFeed: 0/5 constraints, PredecessorRefiner: 349/349 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 349 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 1 (OVERLAPS) 101/450 variables, 88/88 constraints. Problems are: Problem set: 0 solved, 349 unsolved
[2025-06-04 08:44:56] [INFO ] Deduced a trap composed of 20 places in 118 ms of which 16 ms to minimize.
[2025-06-04 08:44:57] [INFO ] Deduced a trap composed of 40 places in 101 ms of which 2 ms to minimize.
[2025-06-04 08:44:57] [INFO ] Deduced a trap composed of 36 places in 76 ms of which 3 ms to minimize.
[2025-06-04 08:44:58] [INFO ] Deduced a trap composed of 36 places in 86 ms of which 3 ms to minimize.
[2025-06-04 08:44:58] [INFO ] Deduced a trap composed of 56 places in 88 ms of which 3 ms to minimize.
[2025-06-04 08:44:59] [INFO ] Deduced a trap composed of 36 places in 120 ms of which 12 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/450 variables, 6/94 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/450 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 4 (OVERLAPS) 422/872 variables, 450/544 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/872 variables, 349/893 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/872 variables, 0/893 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 7 (OVERLAPS) 61/933 variables, 38/931 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/933 variables, 15/946 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/933 variables, 0/946 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 10 (OVERLAPS) 3/936 variables, 3/949 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/936 variables, 3/952 constraints. Problems are: Problem set: 0 solved, 349 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 936/1972 variables, and 952 constraints, problems are : Problem set: 0 solved, 349 unsolved in 90021 ms.
Refiners :[Positive P Invariants (semi-flows): 106/359 constraints, State Equation: 491/1025 constraints, ReadFeed: 0/5 constraints, PredecessorRefiner: 349/349 constraints, Known Traps: 6/6 constraints]
After SMT, in 180099ms problems are : Problem set: 0 solved, 349 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 349 out of 1025 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1025/1025 places, 947/947 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 1025 transition count 942
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 1020 transition count 942
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 10 place count 1020 transition count 941
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 12 place count 1019 transition count 941
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 16 place count 1017 transition count 939
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 1016 transition count 940
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 19 place count 1016 transition count 940
Applied a total of 19 rules in 95 ms. Remains 1016 /1025 variables (removed 9) and now considering 940/947 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 1016/1025 places, 940/947 transitions.
RANDOM walk for 3995192 steps (8 resets) in 113834 ms. (35 steps per ms) remains 320/349 properties
BEST_FIRST walk for 40004 steps (8 resets) in 437 ms. (91 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 450 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 500 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 461 ms. (86 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 431 ms. (92 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 445 ms. (89 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 470 ms. (84 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 490 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 449 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 419 ms. (95 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 505 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 495 ms. (80 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 402 ms. (99 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40002 steps (8 resets) in 442 ms. (90 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 452 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 522 ms. (76 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 518 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 384 ms. (103 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 506 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 438 ms. (91 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 501 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 448 ms. (89 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 454 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 452 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 424 ms. (94 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 453 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40002 steps (8 resets) in 527 ms. (75 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 570 ms. (70 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 392 ms. (101 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 477 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 514 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 458 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 486 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 517 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 476 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 487 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 525 ms. (76 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 454 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 452 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 455 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 558 ms. (71 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 493 ms. (80 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 572 ms. (69 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 492 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 551 ms. (72 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 428 ms. (93 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 488 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 446 ms. (89 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 518 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 490 ms. (81 steps per ms) remains 320/320 properties
Interrupted probabilistic random walk after 1931490 steps, run timeout after 111001 ms. (steps per millisecond=17 ) properties seen :0 out of 320
Probabilistic random walk after 1931490 steps, saw 1511547 distinct states, run finished after 111002 ms. (steps per millisecond=17 ) properties seen :0
// Phase 1: matrix 940 rows 1016 cols
[2025-06-04 08:48:52] [INFO ] Computed 359 invariants in 4 ms
[2025-06-04 08:48:52] [INFO ] State equation strengthened by 5 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/320 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 1 (OVERLAPS) 82/402 variables, 76/76 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/402 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 3 (OVERLAPS) 371/773 variables, 402/478 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/773 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 5 (OVERLAPS) 46/819 variables, 24/502 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/819 variables, 7/509 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/819 variables, 0/509 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 8 (OVERLAPS) 7/826 variables, 5/514 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/826 variables, 4/518 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/826 variables, 0/518 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 11 (OVERLAPS) 4/830 variables, 2/520 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/830 variables, 4/524 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/830 variables, 0/524 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 14 (OVERLAPS) 26/856 variables, 13/537 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/856 variables, 1/538 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/856 variables, 0/538 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 17 (OVERLAPS) 9/865 variables, 4/542 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/865 variables, 3/545 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/865 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 20 (OVERLAPS) 17/882 variables, 14/559 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/882 variables, 2/561 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/882 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 23 (OVERLAPS) 1/883 variables, 2/563 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/883 variables, 1/564 constraints. Problems are: Problem set: 0 solved, 320 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 883/1956 variables, and 564 constraints, problems are : Problem set: 0 solved, 320 unsolved in 105015 ms.
Refiners :[Positive P Invariants (semi-flows): 99/359 constraints, State Equation: 465/1016 constraints, ReadFeed: 0/5 constraints, PredecessorRefiner: 320/320 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 320 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/320 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 1 (OVERLAPS) 82/402 variables, 76/76 constraints. Problems are: Problem set: 0 solved, 320 unsolved
[2025-06-04 08:50:39] [INFO ] Deduced a trap composed of 20 places in 65 ms of which 2 ms to minimize.
[2025-06-04 08:50:40] [INFO ] Deduced a trap composed of 36 places in 73 ms of which 2 ms to minimize.
[2025-06-04 08:50:40] [INFO ] Deduced a trap composed of 36 places in 72 ms of which 2 ms to minimize.
[2025-06-04 08:50:41] [INFO ] Deduced a trap composed of 36 places in 76 ms of which 2 ms to minimize.
[2025-06-04 08:50:41] [INFO ] Deduced a trap composed of 56 places in 80 ms of which 2 ms to minimize.
[2025-06-04 08:50:41] [INFO ] Deduced a trap composed of 36 places in 89 ms of which 2 ms to minimize.
[2025-06-04 08:50:42] [INFO ] Deduced a trap composed of 36 places in 87 ms of which 2 ms to minimize.
[2025-06-04 08:50:42] [INFO ] Deduced a trap composed of 56 places in 80 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/402 variables, 8/84 constraints. Problems are: Problem set: 0 solved, 320 unsolved
[2025-06-04 08:50:44] [INFO ] Deduced a trap composed of 56 places in 76 ms of which 6 ms to minimize.
[2025-06-04 08:50:44] [INFO ] Deduced a trap composed of 60 places in 64 ms of which 2 ms to minimize.
[2025-06-04 08:50:44] [INFO ] Deduced a trap composed of 76 places in 69 ms of which 2 ms to minimize.
[2025-06-04 08:50:44] [INFO ] Deduced a trap composed of 80 places in 73 ms of which 1 ms to minimize.
[2025-06-04 08:50:45] [INFO ] Deduced a trap composed of 56 places in 86 ms of which 2 ms to minimize.
[2025-06-04 08:50:45] [INFO ] Deduced a trap composed of 76 places in 78 ms of which 2 ms to minimize.
[2025-06-04 08:50:45] [INFO ] Deduced a trap composed of 96 places in 89 ms of which 1 ms to minimize.
[2025-06-04 08:50:45] [INFO ] Deduced a trap composed of 100 places in 77 ms of which 2 ms to minimize.
[2025-06-04 08:50:46] [INFO ] Deduced a trap composed of 76 places in 91 ms of which 2 ms to minimize.
[2025-06-04 08:50:46] [INFO ] Deduced a trap composed of 96 places in 79 ms of which 2 ms to minimize.
[2025-06-04 08:50:46] [INFO ] Deduced a trap composed of 116 places in 75 ms of which 2 ms to minimize.
[2025-06-04 08:50:46] [INFO ] Deduced a trap composed of 120 places in 70 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/402 variables, 12/96 constraints. Problems are: Problem set: 0 solved, 320 unsolved
[2025-06-04 08:50:47] [INFO ] Deduced a trap composed of 40 places in 68 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/402 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/402 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 6 (OVERLAPS) 371/773 variables, 402/499 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/773 variables, 320/819 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/773 variables, 0/819 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 9 (OVERLAPS) 46/819 variables, 24/843 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/819 variables, 7/850 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/819 variables, 0/850 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 12 (OVERLAPS) 7/826 variables, 5/855 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/826 variables, 4/859 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/826 variables, 0/859 constraints. Problems are: Problem set: 0 solved, 320 unsolved
SMT process timed out in 210089ms, After SMT, problems are : Problem set: 0 solved, 320 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 320 out of 1016 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1016/1016 places, 940/940 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 1016 transition count 934
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 1010 transition count 934
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 12 place count 1010 transition count 932
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 16 place count 1008 transition count 932
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 40 place count 996 transition count 920
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
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 42 place count 995 transition count 920
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 43 place count 995 transition count 919
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 44 place count 994 transition count 919
Applied a total of 44 rules in 73 ms. Remains 994 /1016 variables (removed 22) and now considering 919/940 (removed 21) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 994/1016 places, 919/940 transitions.
RANDOM walk for 4000000 steps (8 resets) in 107733 ms. (37 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 482 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 435 ms. (91 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 424 ms. (94 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 429 ms. (93 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 529 ms. (75 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 430 ms. (92 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 506 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 482 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 477 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40002 steps (8 resets) in 443 ms. (90 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 511 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 476 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 446 ms. (89 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 545 ms. (73 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 421 ms. (94 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 423 ms. (94 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 489 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 378 ms. (105 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 428 ms. (93 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 497 ms. (80 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 490 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 459 ms. (86 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 536 ms. (74 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 522 ms. (76 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 425 ms. (93 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 532 ms. (75 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 450 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 519 ms. (76 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40002 steps (8 resets) in 494 ms. (80 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 485 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 479 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 517 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 441 ms. (90 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 545 ms. (73 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 469 ms. (85 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 457 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 541 ms. (73 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 408 ms. (97 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 422 ms. (94 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 458 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 524 ms. (76 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40002 steps (8 resets) in 511 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40002 steps (8 resets) in 483 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 443 ms. (90 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 512 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 386 ms. (103 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 449 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 528 ms. (75 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 513 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40002 steps (8 resets) in 410 ms. (97 steps per ms) remains 320/320 properties
Interrupted probabilistic random walk after 2184403 steps, run timeout after 102001 ms. (steps per millisecond=21 ) properties seen :0 out of 320
Probabilistic random walk after 2184403 steps, saw 1742077 distinct states, run finished after 102001 ms. (steps per millisecond=21 ) properties seen :0
// Phase 1: matrix 919 rows 994 cols
[2025-06-04 08:54:39] [INFO ] Computed 359 invariants in 3 ms
[2025-06-04 08:54:39] [INFO ] State equation strengthened by 5 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/320 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 1 (OVERLAPS) 77/397 variables, 76/76 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 3 (OVERLAPS) 366/763 variables, 397/473 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/473 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 5 (OVERLAPS) 43/806 variables, 24/497 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/806 variables, 10/507 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/806 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 8 (OVERLAPS) 2/808 variables, 2/509 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/808 variables, 2/511 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/808 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 11 (OVERLAPS) 4/812 variables, 2/513 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/812 variables, 2/515 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/812 variables, 0/515 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 14 (OVERLAPS) 19/831 variables, 12/527 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/831 variables, 5/532 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/831 variables, 0/532 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 17 (OVERLAPS) 18/849 variables, 10/542 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/849 variables, 3/545 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/849 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 20 (OVERLAPS) 1/850 variables, 2/547 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/850 variables, 1/548 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/850 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 23 (OVERLAPS) 15/865 variables, 8/556 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/865 variables, 4/560 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/865 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 26 (OVERLAPS) 20/885 variables, 10/570 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/885 variables, 3/573 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/885 variables, 0/573 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 29 (OVERLAPS) 1/886 variables, 2/575 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/886 variables, 1/576 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/886 variables, 0/576 constraints. Problems are: Problem set: 0 solved, 320 unsolved
SMT process timed out in 120062ms, After SMT, problems are : Problem set: 0 solved, 320 unsolved
Fused 320 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 320 out of 994 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 919/919 transitions.
Applied a total of 0 rules in 27 ms. Remains 994 /994 variables (removed 0) and now considering 919/919 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 994/994 places, 919/919 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 994/994 places, 919/919 transitions.
Applied a total of 0 rules in 18 ms. Remains 994 /994 variables (removed 0) and now considering 919/919 (removed 0) transitions.
[2025-06-04 08:56:39] [INFO ] Invariant cache hit.
[2025-06-04 08:56:40] [INFO ] Implicit Places using invariants in 472 ms returned [983]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 480 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 993/994 places, 919/919 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 992 transition count 918
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 992 transition count 918
Applied a total of 2 rules in 24 ms. Remains 992 /993 variables (removed 1) and now considering 918/919 (removed 1) transitions.
// Phase 1: matrix 918 rows 992 cols
[2025-06-04 08:56:40] [INFO ] Computed 358 invariants in 2 ms
[2025-06-04 08:56:40] [INFO ] Implicit Places using invariants in 374 ms returned []
[2025-06-04 08:56:40] [INFO ] Invariant cache hit.
[2025-06-04 08:56:41] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-04 08:56:41] [INFO ] Implicit Places using invariants and state equation in 785 ms returned []
Implicit Place search using SMT with State Equation took 1164 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 992/994 places, 918/919 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1686 ms. Remains : 992/994 places, 918/919 transitions.
RANDOM walk for 1944657 steps (4 resets) in 120004 ms. (16 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 489 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 512 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 514 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 519 ms. (76 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 485 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40002 steps (8 resets) in 501 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 487 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 421 ms. (94 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 484 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 507 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 516 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 422 ms. (94 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 504 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 502 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 513 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 427 ms. (93 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 502 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 513 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 458 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 510 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 442 ms. (90 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 530 ms. (75 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 432 ms. (92 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 503 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 482 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 442 ms. (90 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 524 ms. (76 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 528 ms. (75 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 507 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 452 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 427 ms. (93 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 438 ms. (91 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 513 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 478 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 444 ms. (89 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 524 ms. (76 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 455 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 489 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 422 ms. (94 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 505 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 533 ms. (74 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 472 ms. (84 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 435 ms. (91 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 465 ms. (85 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 500 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 456 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 528 ms. (75 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40001 steps (8 resets) in 493 ms. (80 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 515 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 444 ms. (89 steps per ms) remains 320/320 properties
Interrupted probabilistic random walk after 2269586 steps, run timeout after 111001 ms. (steps per millisecond=20 ) properties seen :0 out of 320
Probabilistic random walk after 2269586 steps, saw 1831122 distinct states, run finished after 111002 ms. (steps per millisecond=20 ) properties seen :0
[2025-06-04 08:59:09] [INFO ] Invariant cache hit.
[2025-06-04 08:59:09] [INFO ] State equation strengthened by 4 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/320 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 1 (OVERLAPS) 77/397 variables, 76/76 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 3 (OVERLAPS) 366/763 variables, 397/473 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/473 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 5 (OVERLAPS) 43/806 variables, 24/497 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/806 variables, 10/507 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/806 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 8 (OVERLAPS) 2/808 variables, 2/509 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/808 variables, 2/511 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/808 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 11 (OVERLAPS) 4/812 variables, 2/513 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/812 variables, 2/515 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/812 variables, 0/515 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 14 (OVERLAPS) 19/831 variables, 12/527 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/831 variables, 5/532 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/831 variables, 0/532 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 17 (OVERLAPS) 18/849 variables, 10/542 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/849 variables, 3/545 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/849 variables, 0/545 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 20 (OVERLAPS) 1/850 variables, 2/547 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/850 variables, 1/548 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/850 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 23 (OVERLAPS) 15/865 variables, 8/556 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/865 variables, 4/560 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/865 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 26 (OVERLAPS) 20/885 variables, 10/570 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/885 variables, 3/573 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/885 variables, 0/573 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 29 (OVERLAPS) 1/886 variables, 2/575 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/886 variables, 1/576 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/886 variables, 0/576 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 32 (OVERLAPS) 16/902 variables, 8/584 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/902 variables, 4/588 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/902 variables, 0/588 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 35 (OVERLAPS) 19/921 variables, 10/598 constraints. Problems are: Problem set: 0 solved, 320 unsolved
Error getting values : (error "ParserException while parsing response: ((t0 (/ 1.0 116.0))
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
SMT process timed out in 135065ms, After SMT, problems are : Problem set: 0 solved, 320 unsolved
Fused 320 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 320 out of 992 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 992/992 places, 918/918 transitions.
Applied a total of 0 rules in 18 ms. Remains 992 /992 variables (removed 0) and now considering 918/918 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 992/992 places, 918/918 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 992/992 places, 918/918 transitions.
Applied a total of 0 rules in 15 ms. Remains 992 /992 variables (removed 0) and now considering 918/918 (removed 0) transitions.
[2025-06-04 09:01:24] [INFO ] Invariant cache hit.
[2025-06-04 09:01:25] [INFO ] Implicit Places using invariants in 422 ms returned []
[2025-06-04 09:01:25] [INFO ] Invariant cache hit.
[2025-06-04 09:01:25] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-04 09:01:26] [INFO ] Implicit Places using invariants and state equation in 871 ms returned []
Implicit Place search using SMT with State Equation took 1296 ms to find 0 implicit places.
[2025-06-04 09:01:26] [INFO ] Redundant transitions in 52 ms returned []
Running 915 sub problems to find dead transitions.
[2025-06-04 09:01:26] [INFO ] Invariant cache hit.
[2025-06-04 09:01:26] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/992 variables, 358/358 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/992 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 2 (OVERLAPS) 918/1910 variables, 992/1350 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1910 variables, 4/1354 constraints. Problems are: Problem set: 0 solved, 915 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1910/1910 variables, and 1354 constraints, problems are : Problem set: 0 solved, 915 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 992/992 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 915/915 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 915 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/992 variables, 358/358 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/992 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 2 (OVERLAPS) 918/1910 variables, 992/1350 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1910 variables, 4/1354 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1910 variables, 915/2269 constraints. Problems are: Problem set: 0 solved, 915 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1910/1910 variables, and 2269 constraints, problems are : Problem set: 0 solved, 915 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 992/992 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 915/915 constraints, Known Traps: 0/0 constraints]
After SMT, in 60278ms problems are : Problem set: 0 solved, 915 unsolved
Search for dead transitions found 0 dead transitions in 60290ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61672 ms. Remains : 992/992 places, 918/918 transitions.
RANDOM walk for 400000 steps (8 resets) in 11341 ms. (35 steps per ms) remains 320/320 properties
Running SMT prover for 320 properties.
[2025-06-04 09:02:29] [INFO ] Invariant cache hit.
[2025-06-04 09:02:29] [INFO ] [Real]Absence check using 358 positive place invariants in 49 ms returned sat
[2025-06-04 09:02:30] [INFO ] After 512ms SMT Verify possible using state equation in real domain returned unsat :0 sat :320
[2025-06-04 09:02:30] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-04 09:02:30] [INFO ] After 285ms SMT Verify possible using 4 Read/Feed constraints in real domain returned unsat :0 sat :320
TRAPS : Iteration 0
[2025-06-04 09:02:52] [INFO ] After 22228ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:320
[2025-06-04 09:02:52] [INFO ] After 23100ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:320
[2025-06-04 09:02:52] [INFO ] [Nat]Absence check using 358 positive place invariants in 42 ms returned sat
[2025-06-04 09:02:53] [INFO ] After 524ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :320
[2025-06-04 09:02:53] [INFO ] After 306ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :320
TRAPS : Iteration 0
[2025-06-04 09:02:54] [INFO ] Deduced a trap composed of 26 places in 35 ms of which 0 ms to minimize.
[2025-06-04 09:02:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2025-06-04 09:02:56] [INFO ] Deduced a trap composed of 25 places in 35 ms of which 0 ms to minimize.
[2025-06-04 09:02:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 105 ms
[2025-06-04 09:03:07] [INFO ] Deduced a trap composed of 25 places in 38 ms of which 1 ms to minimize.
[2025-06-04 09:03:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 112 ms
TRAPS : Iteration 1
[2025-06-04 09:03:13] [INFO ] Deduced a trap composed of 25 places in 33 ms of which 0 ms to minimize.
[2025-06-04 09:03:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 96 ms
[2025-06-04 09:03:15] [INFO ] Deduced a trap composed of 25 places in 29 ms of which 1 ms to minimize.
[2025-06-04 09:03:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 97 ms
[2025-06-04 09:03:20] [INFO ] Deduced a trap composed of 25 places in 31 ms of which 0 ms to minimize.
[2025-06-04 09:03:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 100 ms
TRAPS : Iteration 2
[2025-06-04 09:03:31] [INFO ] Deduced a trap composed of 25 places in 36 ms of which 5 ms to minimize.
[2025-06-04 09:03:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2025-06-04 09:03:37] [INFO ] Deduced a trap composed of 25 places in 36 ms of which 1 ms to minimize.
[2025-06-04 09:03:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 104 ms
[2025-06-04 09:03:41] [INFO ] Deduced a trap composed of 25 places in 37 ms of which 1 ms to minimize.
[2025-06-04 09:03:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 105 ms
TRAPS : Iteration 3
[2025-06-04 09:04:07] [INFO ] After 74654ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :320
[2025-06-04 09:04:08] [INFO ] After 75854ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :320
RANDOM walk for 2219096 steps (4 resets) in 120004 ms. (18 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 450 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 482 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 487 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 407 ms. (98 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 414 ms. (96 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 500 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 465 ms. (85 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40002 steps (8 resets) in 496 ms. (80 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 509 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 477 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 477 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 502 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 446 ms. (89 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40002 steps (8 resets) in 504 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 478 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 513 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 475 ms. (84 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 481 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 494 ms. (80 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 493 ms. (80 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 445 ms. (89 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 486 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 433 ms. (92 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 448 ms. (89 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 489 ms. (81 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 441 ms. (90 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 514 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 443 ms. (90 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 486 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 465 ms. (85 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 450 ms. (88 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 506 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 509 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 519 ms. (76 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 520 ms. (76 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 486 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 503 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 480 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 509 ms. (78 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 513 ms. (77 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 456 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 505 ms. (79 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 481 ms. (82 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 454 ms. (87 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 475 ms. (84 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 477 ms. (83 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 459 ms. (86 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 600 ms. (66 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40003 steps (8 resets) in 439 ms. (90 steps per ms) remains 320/320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 447 ms. (89 steps per ms) remains 320/320 properties
Interrupted probabilistic random walk after 2132422 steps, run timeout after 111001 ms. (steps per millisecond=19 ) properties seen :0 out of 320
Probabilistic random walk after 2132422 steps, saw 1717950 distinct states, run finished after 111001 ms. (steps per millisecond=19 ) properties seen :0
[2025-06-04 09:06:36] [INFO ] Invariant cache hit.
[2025-06-04 09:06:36] [INFO ] State equation strengthened by 4 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/320 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 1 (OVERLAPS) 77/397 variables, 76/76 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 3 (OVERLAPS) 366/763 variables, 397/473 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/473 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 5 (OVERLAPS) 43/806 variables, 24/497 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/806 variables, 10/507 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/806 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 8 (OVERLAPS) 2/808 variables, 2/509 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/808 variables, 2/511 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/808 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 11 (OVERLAPS) 4/812 variables, 2/513 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/812 variables, 2/515 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/812 variables, 0/515 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 14 (OVERLAPS) 19/831 variables, 12/527 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/831 variables, 5/532 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/831 variables, 0/532 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 17 (OVERLAPS) 18/849 variables, 10/542 constraints. Problems are: Problem set: 0 solved, 320 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/849 variables, 3/545 constraints. Problems are: Problem set: 0 solved, 320 unsolved

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -timeout 180 -rebuildPNML

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="ShieldIIPt-PT-040B"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is ShieldIIPt-PT-040B, 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 r210-tall-174894547500353"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-040B.tgz
mv ShieldIIPt-PT-040B 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 ;