Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r147-tall-174876819300113.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 itstools
Input is NoC3x3-PT-2B, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r147-tall-174876819300113
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 972K
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 548K 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 1748809429581

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=NoC3x3-PT-2B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2025-06-01 20:23:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-06-01 20:23:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 20:23:51] [INFO ] Load time of PNML (sax parser for PT used): 144 ms
[2025-06-01 20:23:51] [INFO ] Transformed 2003 places.
[2025-06-01 20:23:51] [INFO ] Transformed 2292 transitions.
[2025-06-01 20:23:51] [INFO ] Found NUPN structural information;
[2025-06-01 20:23:51] [INFO ] Parsed PT model containing 2003 places and 2292 transitions and 5835 arcs in 255 ms.
Graph (trivial) has 1634 edges and 2003 vertex of which 72 / 2003 are part of one of the 9 SCC in 7 ms
Free SCC test removed 63 places
Structural test allowed to assert that 332 places are NOT stable. Took 47 ms.
Ensure Unique test removed 63 transitions
Reduce redundant transitions removed 63 transitions.
[2025-06-01 20:23:52] [INFO ] Flatten gal took : 359 ms
[2025-06-01 20:23:52] [INFO ] Flatten gal took : 217 ms
[2025-06-01 20:23:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14559258283007285692.gal : 104 ms
[2025-06-01 20:23:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14172924778027214656.prop : 16 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14559258283007285692.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14172924778027214656.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14172924778027214656.prop.
RANDOM walk for 40000 steps (100 resets) in 4749 ms. (8 steps per ms) remains 252/1671 properties
BEST_FIRST walk for 403 steps (8 resets) in 14 ms. (26 steps per ms) remains 252/252 properties
BEST_FIRST walk for 401 steps (8 resets) in 13 ms. (28 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 18 ms. (21 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 22 ms. (17 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 20 ms. (19 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 15 ms. (25 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 23 ms. (16 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 17 ms. (22 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 25 ms. (15 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 18 ms. (21 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 401 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 252/252 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 252/252 properties
BEST_FIRST walk for 401 steps (8 resets) in 9 ms. (40 steps per ms) remains 252/252 properties
[2025-06-01 20:23:53] [INFO ] Flow matrix only has 2221 transitions (discarded 8 similar events)
// Phase 1: matrix 2221 rows 1940 cols
[2025-06-01 20:23:53] [INFO ] Computed 66 invariants in 34 ms
[2025-06-01 20:23:53] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/252 variables, 252/252 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/252 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 2 (OVERLAPS) 951/1203 variables, 30/282 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1203 variables, 951/1233 constraints. Problems are: Problem set: 0 solved, 252 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1203/4161 variables, and 1233 constraints, problems are : Problem set: 0 solved, 252 unsolved in 5065 ms.
Refiners :[Domain max(s): 1203/1940 constraints, Positive P Invariants (semi-flows): 30/66 constraints, State Equation: 0/1940 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 252/252 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 252 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/252 variables, 252/252 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/252 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 2 (OVERLAPS) 951/1203 variables, 30/282 constraints. Problems are: Problem set: 0 solved, 252 unsolved
SDD proceeding with computation,1671 properties remain. new max is 4
SDD size :1 after 5
At refinement iteration 3 (INCLUDED_ONLY) 0/1203 variables, 951/1233 constraints. Problems are: Problem set: 0 solved, 252 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:01] [INFO ] Deduced a trap composed of 15 places in 291 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:01] [INFO ] Deduced a trap composed of 16 places in 261 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:01] [INFO ] Deduced a trap composed of 26 places in 221 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:02] [INFO ] Deduced a trap composed of 30 places in 250 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:02] [INFO ] Deduced a trap composed of 34 places in 210 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:02] [INFO ] Deduced a trap composed of 42 places in 210 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:02] [INFO ] Deduced a trap composed of 46 places in 231 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:03] [INFO ] Deduced a trap composed of 61 places in 156 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:03] [INFO ] Deduced a trap composed of 69 places in 154 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:03] [INFO ] Deduced a trap composed of 81 places in 107 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:03] [INFO ] Deduced a trap composed of 81 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:03] [INFO ] Deduced a trap composed of 81 places in 78 ms of which 3 ms to minimize.
SMT process timed out in 10436ms, After SMT, problems are : Problem set: 0 solved, 252 unsolved
Fused 252 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 252 out of 1940 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1940/1940 places, 2229/2229 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Discarding 8 places :
Implicit places reduction removed 8 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 319 transitions
Trivial Post-agglo rules discarded 319 transitions
Performed 319 trivial Post agglomeration. Transition count delta: 319
Iterating post reduction 0 with 336 rules applied. Total rules applied 336 place count 1932 transition count 1901
Reduce places removed 319 places and 0 transitions.
Iterating post reduction 1 with 319 rules applied. Total rules applied 655 place count 1613 transition count 1901
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 655 place count 1613 transition count 1877
Deduced a syphon composed of 24 places in 5 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 703 place count 1589 transition count 1877
Discarding 272 places :
Symmetric choice reduction at 2 with 272 rule applications. Total rules 975 place count 1317 transition count 1605
Iterating global reduction 2 with 272 rules applied. Total rules applied 1247 place count 1317 transition count 1605
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 1247 place count 1317 transition count 1589
Deduced a syphon composed of 16 places in 12 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 1279 place count 1301 transition count 1589
Discarding 98 places :
Symmetric choice reduction at 2 with 98 rule applications. Total rules 1377 place count 1203 transition count 1489
Iterating global reduction 2 with 98 rules applied. Total rules applied 1475 place count 1203 transition count 1489
Discarding 89 places :
Symmetric choice reduction at 2 with 89 rule applications. Total rules 1564 place count 1114 transition count 1392
Iterating global reduction 2 with 89 rules applied. Total rules applied 1653 place count 1114 transition count 1392
Discarding 22 places :
Symmetric choice reduction at 2 with 22 rule applications. Total rules 1675 place count 1092 transition count 1348
Iterating global reduction 2 with 22 rules applied. Total rules applied 1697 place count 1092 transition count 1348
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 10 rules applied. Total rules applied 1707 place count 1091 transition count 1339
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1708 place count 1090 transition count 1339
Discarding 14 places :
Symmetric choice reduction at 4 with 14 rule applications. Total rules 1722 place count 1076 transition count 1325
Iterating global reduction 4 with 14 rules applied. Total rules applied 1736 place count 1076 transition count 1325
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 1742 place count 1070 transition count 1313
Iterating global reduction 4 with 6 rules applied. Total rules applied 1748 place count 1070 transition count 1313
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 1754 place count 1064 transition count 1307
Iterating global reduction 4 with 6 rules applied. Total rules applied 1760 place count 1064 transition count 1307
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 8 rules applied. Total rules applied 1768 place count 1063 transition count 1300
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1769 place count 1062 transition count 1300
Performed 292 Post agglomeration using F-continuation condition.Transition count delta: 292
Deduced a syphon composed of 292 places in 2 ms
Reduce places removed 292 places and 0 transitions.
Iterating global reduction 6 with 584 rules applied. Total rules applied 2353 place count 770 transition count 1008
Discarding 9 places :
Symmetric choice reduction at 6 with 9 rule applications. Total rules 2362 place count 761 transition count 999
Iterating global reduction 6 with 9 rules applied. Total rules applied 2371 place count 761 transition count 999
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 2374 place count 758 transition count 993
Iterating global reduction 6 with 3 rules applied. Total rules applied 2377 place count 758 transition count 993
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2378 place count 757 transition count 988
Iterating global reduction 6 with 1 rules applied. Total rules applied 2379 place count 757 transition count 988
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: -138
Deduced a syphon composed of 27 places in 1 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 6 with 54 rules applied. Total rules applied 2433 place count 730 transition count 1126
Free-agglomeration rule applied 40 times.
Iterating global reduction 6 with 40 rules applied. Total rules applied 2473 place count 730 transition count 1086
Reduce places removed 40 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 6 with 49 rules applied. Total rules applied 2522 place count 690 transition count 1077
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 7 with 2 rules applied. Total rules applied 2524 place count 690 transition count 1075
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 7 with 5 rules applied. Total rules applied 2529 place count 690 transition count 1070
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 7 with 5 rules applied. Total rules applied 2534 place count 685 transition count 1070
Partial Free-agglomeration rule applied 18 times.
Drop transitions (Partial Free agglomeration) removed 18 transitions
Iterating global reduction 8 with 18 rules applied. Total rules applied 2552 place count 685 transition count 1070
Partial Post-agglomeration rule applied 9 times.
Drop transitions (Partial Post agglomeration) removed 9 transitions
Iterating global reduction 8 with 9 rules applied. Total rules applied 2561 place count 685 transition count 1070
Applied a total of 2561 rules in 1023 ms. Remains 685 /1940 variables (removed 1255) and now considering 1070/2229 (removed 1159) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1029 ms. Remains : 685/1940 places, 1070/2229 transitions.
SDD proceeding with computation,1671 properties remain. new max is 8
SDD size :5 after 10
RANDOM walk for 4000000 steps (54443 resets) in 34227 ms. (116 steps per ms) remains 3/252 properties
BEST_FIRST walk for 4000004 steps (3093 resets) in 6130 ms. (652 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000003 steps (3093 resets) in 6114 ms. (654 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000004 steps (3094 resets) in 6173 ms. (647 steps per ms) remains 3/3 properties
// Phase 1: matrix 1070 rows 685 cols
[2025-06-01 20:24:19] [INFO ] Computed 58 invariants in 11 ms
[2025-06-01 20:24:19] [INFO ] State equation strengthened by 79 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/38 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 608/646 variables, 56/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/646 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1056/1702 variables, 646/704 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1702 variables, 69/773 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1702 variables, 0/773 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 53/1755 variables, 39/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1755 variables, 10/822 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1755 variables, 0/822 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1755 variables, 0/822 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1755/1755 variables, and 822 constraints, problems are : Problem set: 0 solved, 3 unsolved in 651 ms.
Refiners :[Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 685/685 constraints, ReadFeed: 79/79 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/38 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 608/646 variables, 56/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1671 properties remain. new max is 16
SDD size :10 after 19
[2025-06-01 20:24:20] [INFO ] Deduced a trap composed of 6 places in 135 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:20] [INFO ] Deduced a trap composed of 6 places in 124 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:20] [INFO ] Deduced a trap composed of 6 places in 117 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:20] [INFO ] Deduced a trap composed of 6 places in 107 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:20] [INFO ] Deduced a trap composed of 9 places in 113 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:20] [INFO ] Deduced a trap composed of 12 places in 98 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:21] [INFO ] Deduced a trap composed of 14 places in 110 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:21] [INFO ] Deduced a trap composed of 14 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:21] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 20:24:21] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/646 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/646 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 1056/1702 variables, 646/714 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1702 variables, 69/783 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1702 variables, 2/785 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1702 variables, 0/785 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem smplace_144 is UNSAT
FORMULA StableMarking TRUE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST SMT_REFINEMENT TOPOLOGICAL
SMT process timed out in 2451ms, After SMT, problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 97 ms.
Support contains 3 out of 685 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 685/685 places, 1070/1070 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 86 transitions
Trivial Post-agglo rules discarded 86 transitions
Performed 86 trivial Post agglomeration. Transition count delta: 86
Iterating post reduction 0 with 87 rules applied. Total rules applied 87 place count 684 transition count 984
Reduce places removed 86 places and 0 transitions.
Iterating post reduction 1 with 86 rules applied. Total rules applied 173 place count 598 transition count 984
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 173 place count 598 transition count 975
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 191 place count 589 transition count 975
Discarding 35 places :
Symmetric choice reduction at 2 with 35 rule applications. Total rules 226 place count 554 transition count 937
Iterating global reduction 2 with 35 rules applied. Total rules applied 261 place count 554 transition count 937
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 261 place count 554 transition count 936
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 263 place count 553 transition count 936
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 276 place count 540 transition count 923
Iterating global reduction 2 with 13 rules applied. Total rules applied 289 place count 540 transition count 923
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 297 place count 532 transition count 909
Iterating global reduction 2 with 8 rules applied. Total rules applied 305 place count 532 transition count 909
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 309 place count 532 transition count 905
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 314 place count 527 transition count 898
Iterating global reduction 3 with 5 rules applied. Total rules applied 319 place count 527 transition count 898
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 4 rules applied. Total rules applied 323 place count 526 transition count 895
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 324 place count 525 transition count 895
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 327 place count 522 transition count 890
Iterating global reduction 5 with 3 rules applied. Total rules applied 330 place count 522 transition count 890
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 337 place count 522 transition count 883
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 338 place count 521 transition count 881
Iterating global reduction 6 with 1 rules applied. Total rules applied 339 place count 521 transition count 881
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 340 place count 520 transition count 880
Iterating global reduction 6 with 1 rules applied. Total rules applied 341 place count 520 transition count 880
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 342 place count 520 transition count 879
Performed 68 Post agglomeration using F-continuation condition.Transition count delta: 68
Deduced a syphon composed of 68 places in 1 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 7 with 136 rules applied. Total rules applied 478 place count 452 transition count 811
Discarding 46 places :
Symmetric choice reduction at 7 with 46 rule applications. Total rules 524 place count 406 transition count 633
Iterating global reduction 7 with 46 rules applied. Total rules applied 570 place count 406 transition count 633
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 571 place count 406 transition count 632
Discarding 8 places :
Symmetric choice reduction at 8 with 8 rule applications. Total rules 579 place count 398 transition count 614
Iterating global reduction 8 with 8 rules applied. Total rules applied 587 place count 398 transition count 614
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 589 place count 398 transition count 612
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 590 place count 397 transition count 610
Iterating global reduction 9 with 1 rules applied. Total rules applied 591 place count 397 transition count 610
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 592 place count 397 transition count 609
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 594 place count 396 transition count 610
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 595 place count 396 transition count 609
Free-agglomeration rule applied 1 times.
Iterating global reduction 10 with 1 rules applied. Total rules applied 596 place count 396 transition count 608
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 597 place count 395 transition count 608
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 11 with 6 rules applied. Total rules applied 603 place count 395 transition count 608
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 604 place count 394 transition count 605
Iterating global reduction 11 with 1 rules applied. Total rules applied 605 place count 394 transition count 605
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 606 place count 394 transition count 604
Applied a total of 606 rules in 296 ms. Remains 394 /685 variables (removed 291) and now considering 604/1070 (removed 466) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 296 ms. Remains : 394/685 places, 604/1070 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 31437 ms.

BK_STOP 1748809462769

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

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

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="NoC3x3-PT-2B"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is NoC3x3-PT-2B, 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 r147-tall-174876819300113"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-2B.tgz
mv NoC3x3-PT-2B 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 ;