Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r161-tall-174881261200347.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 PolyORBNT-COL-S05J20, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r161-tall-174881261200347
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K 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 4.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 92K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748859162147

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBNT-COL-S05J20
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
QuasiLiveness COL
Running Version 202505121319
[2025-06-02 10:12:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-06-02 10:12:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 10:12:43] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-02 10:12:43] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 10:12:44] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 654 ms
[2025-06-02 10:12:44] [INFO ] Imported 48 HL places and 38 HL transitions for a total of 369 PT places and 1272.0 transition bindings in 20 ms.
[2025-06-02 10:12:44] [INFO ] Unfolded HLPN to a Petri net with 369 places and 1230 transitions 8864 arcs in 47 ms.
[2025-06-02 10:12:44] [INFO ] Unfolded 38 HLPN properties in 3 ms.
Initial state reduction rules removed 2 formulas.
[2025-06-02 10:12:44] [INFO ] Reduced 555 identical enabling conditions.
[2025-06-02 10:12:44] [INFO ] Reduced 90 identical enabling conditions.
[2025-06-02 10:12:44] [INFO ] Reduced 10 identical enabling conditions.
Deduced a syphon composed of 20 places in 7 ms
Reduce places removed 20 places and 20 transitions.
Ensure Unique test removed 655 transitions
Reduce redundant transitions removed 655 transitions.
[2025-06-02 10:12:44] [INFO ] Flatten gal took : 221 ms
[2025-06-02 10:12:44] [INFO ] Flatten gal took : 102 ms
[2025-06-02 10:12:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8898976314862143696.gal : 63 ms
[2025-06-02 10:12:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14696857408815611345.prop : 15 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/ReachabilityCardinality8898976314862143696.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14696857408815611345.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 ...329
Loading property file /tmp/ReachabilityCardinality14696857408815611345.prop.
RANDOM walk for 40000 steps (2778 resets) in 2347 ms. (17 steps per ms) remains 1/36 properties
BEST_FIRST walk for 40002 steps (685 resets) in 171 ms. (232 steps per ms) remains 1/1 properties
[2025-06-02 10:12:45] [INFO ] Flow matrix only has 551 transitions (discarded 4 similar events)
// Phase 1: matrix 551 rows 349 cols
[2025-06-02 10:12:45] [INFO ] Computed 62 invariants in 41 ms
[2025-06-02 10:12:45] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,36 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,36 properties remain. new max is 8
SDD size :31 after 32
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Reachability property qltransition_35 is true.
Reachability property qltransition_32 is true.
Reachability property qltransition_31 is true.
Reachability property qltransition_27 is true.
Reachability property qltransition_21 is true.
Reachability property qltransition_20 is true.
Reachability property qltransition_19 is true.
Reachability property qltransition_18 is true.
Reachability property qltransition_17 is true.
Reachability property qltransition_16 is true.
Reachability property qltransition_15 is true.
SDD proceeding with computation,25 properties remain. new max is 8
SDD size :32 after 259
At refinement iteration 1 (OVERLAPS) 169/170 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/170 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 44/214 variables, 23/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 105/319 variables, 21/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/319 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 16/335 variables, 8/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/335 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 12/347 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/347 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/348 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/348 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 551/899 variables, 348/410 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/899 variables, 1/411 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/899 variables, 0/411 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/900 variables, 1/412 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/900 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/900 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 900/900 variables, and 412 constraints, problems are : Problem set: 0 solved, 1 unsolved in 690 ms.
Refiners :[Positive P Invariants (semi-flows): 55/55 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 349/349 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 169/170 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/170 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 44/214 variables, 23/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 105/319 variables, 21/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/319 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 16/335 variables, 8/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/335 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 12/347 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:12:46] [INFO ] Deduced a trap composed of 99 places in 206 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:12:46] [INFO ] Deduced a trap composed of 100 places in 167 ms of which 32 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/347 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/347 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/348 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/348 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 551/899 variables, 348/412 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/899 variables, 1/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/899 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/900 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/900 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/900 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/900 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 900/900 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 919 ms.
Refiners :[Positive P Invariants (semi-flows): 55/55 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 349/349 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1699ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 1 out of 349 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 349/349 places, 555/555 transitions.
Ensure Unique test removed 5 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 26 transitions
Trivial Post-agglo rules discarded 26 transitions
Performed 26 trivial Post agglomeration. Transition count delta: 26
Iterating post reduction 0 with 31 rules applied. Total rules applied 31 place count 344 transition count 529
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 57 place count 318 transition count 529
Performed 25 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 25 Pre rules applied. Total rules applied 57 place count 318 transition count 504
Deduced a syphon composed of 25 places in 1 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 50 rules applied. Total rules applied 107 place count 293 transition count 504
Reachability property qltransition_6 is true.
SDD proceeding with computation,24 properties remain. new max is 8
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 108 place count 292 transition count 503
Iterating global reduction 2 with 1 rules applied. Total rules applied 109 place count 292 transition count 503
SDD size :259 after 9779
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 113 place count 290 transition count 501
Applied a total of 113 rules in 128 ms. Remains 290 /349 variables (removed 59) and now considering 501/555 (removed 54) transitions.
Running 495 sub problems to find dead transitions.
[2025-06-02 10:12:47] [INFO ] Flow matrix only has 497 transitions (discarded 4 similar events)
// Phase 1: matrix 497 rows 290 cols
[2025-06-02 10:12:47] [INFO ] Computed 57 invariants in 24 ms
[2025-06-02 10:12:47] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,24 properties remain. new max is 16
SDD size :9779 after 42759
At refinement iteration 0 (INCLUDED_ONLY) 0/285 variables, 46/46 constraints. Problems are: Problem set: 0 solved, 495 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/285 variables, 6/52 constraints. Problems are: Problem set: 0 solved, 495 unsolved
SDD proceeding with computation,24 properties remain. new max is 32
SDD size :42759 after 46969
SDD proceeding with computation,24 properties remain. new max is 64
SDD size :46969 after 77409
SDD proceeding with computation,24 properties remain. new max is 128
SDD size :77409 after 199714
At refinement iteration 2 (INCLUDED_ONLY) 0/285 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 495 unsolved
Problem TDEAD260 is UNSAT
Problem TDEAD261 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD289 is UNSAT
Problem TDEAD290 is UNSAT
Problem TDEAD291 is UNSAT
Problem TDEAD292 is UNSAT
Problem TDEAD293 is UNSAT
Problem TDEAD294 is UNSAT
Problem TDEAD295 is UNSAT
Problem TDEAD296 is UNSAT
Problem TDEAD299 is UNSAT
Problem TDEAD300 is UNSAT
Problem TDEAD303 is UNSAT
Problem TDEAD304 is UNSAT
Problem TDEAD305 is UNSAT
Problem TDEAD306 is UNSAT
Problem TDEAD307 is UNSAT
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD315 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD329 is UNSAT
Problem TDEAD332 is UNSAT
Problem TDEAD333 is UNSAT
Problem TDEAD334 is UNSAT
Problem TDEAD335 is UNSAT
Problem TDEAD336 is UNSAT
Problem TDEAD337 is UNSAT
Problem TDEAD338 is UNSAT
Problem TDEAD339 is UNSAT
Problem TDEAD340 is UNSAT
Problem TDEAD341 is UNSAT
Problem TDEAD342 is UNSAT
Problem TDEAD343 is UNSAT
Problem TDEAD344 is UNSAT
Problem TDEAD345 is UNSAT
Problem TDEAD346 is UNSAT
Problem TDEAD347 is UNSAT
Problem TDEAD348 is UNSAT
Problem TDEAD349 is UNSAT
Problem TDEAD350 is UNSAT
Problem TDEAD351 is UNSAT
Problem TDEAD354 is UNSAT
Problem TDEAD355 is UNSAT
Problem TDEAD358 is UNSAT
Problem TDEAD359 is UNSAT
Problem TDEAD360 is UNSAT
Problem TDEAD361 is UNSAT
Problem TDEAD364 is UNSAT
Problem TDEAD367 is UNSAT
Problem TDEAD368 is UNSAT
Problem TDEAD369 is UNSAT
Problem TDEAD370 is UNSAT
Problem TDEAD371 is UNSAT
Problem TDEAD374 is UNSAT
Problem TDEAD377 is UNSAT
Problem TDEAD381 is UNSAT
Problem TDEAD382 is UNSAT
Problem TDEAD383 is UNSAT
Problem TDEAD384 is UNSAT
At refinement iteration 3 (OVERLAPS) 4/289 variables, 4/56 constraints. Problems are: Problem set: 78 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/289 variables, 0/56 constraints. Problems are: Problem set: 78 solved, 417 unsolved
Problem TDEAD262 is UNSAT
Problem TDEAD282 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD287 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD298 is UNSAT
Problem TDEAD301 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD327 is UNSAT
Problem TDEAD352 is UNSAT
Problem TDEAD353 is UNSAT
Problem TDEAD356 is UNSAT
Problem TDEAD362 is UNSAT
Problem TDEAD372 is UNSAT
At refinement iteration 5 (OVERLAPS) 1/290 variables, 1/57 constraints. Problems are: Problem set: 95 solved, 400 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/290 variables, 0/57 constraints. Problems are: Problem set: 95 solved, 400 unsolved
At refinement iteration 7 (OVERLAPS) 497/787 variables, 290/347 constraints. Problems are: Problem set: 95 solved, 400 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/787 variables, 1/348 constraints. Problems are: Problem set: 95 solved, 400 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 787/787 variables, and 348 constraints, problems are : Problem set: 95 solved, 400 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 290/290 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 495/495 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 95 solved, 400 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/285 variables, 46/46 constraints. Problems are: Problem set: 95 solved, 400 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/285 variables, 6/52 constraints. Problems are: Problem set: 95 solved, 400 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:08] [INFO ] Deduced a trap composed of 13 places in 126 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/285 variables, 1/53 constraints. Problems are: Problem set: 95 solved, 400 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/285 variables, 0/53 constraints. Problems are: Problem set: 95 solved, 400 unsolved
At refinement iteration 4 (OVERLAPS) 4/289 variables, 4/57 constraints. Problems are: Problem set: 95 solved, 400 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/289 variables, 0/57 constraints. Problems are: Problem set: 95 solved, 400 unsolved
At refinement iteration 6 (OVERLAPS) 1/290 variables, 1/58 constraints. Problems are: Problem set: 95 solved, 400 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 290/787 variables, and 58 constraints, problems are : Problem set: 95 solved, 400 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 0/290 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/495 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40707ms problems are : Problem set: 95 solved, 400 unsolved
Search for dead transitions found 95 dead transitions in 40713ms
Found 95 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 95 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 95 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 290/349 places, 406/555 transitions.
Applied a total of 0 rules in 21 ms. Remains 290 /290 variables (removed 0) and now considering 406/406 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40877 ms. Remains : 290/349 places, 406/555 transitions.
RANDOM walk for 4000000 steps (207761 resets) in 14968 ms. (267 steps per ms) remains 1/1 properties
BEST_FIRST walk for 4000003 steps (28604 resets) in 5863 ms. (682 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4005951 steps, run timeout after 15001 ms. (steps per millisecond=267 ) properties seen :0 out of 1
Probabilistic random walk after 4005951 steps, saw 1152374 distinct states, run finished after 15004 ms. (steps per millisecond=266 ) properties seen :0
[2025-06-02 10:13:48] [INFO ] Flow matrix only has 402 transitions (discarded 4 similar events)
// Phase 1: matrix 402 rows 290 cols
[2025-06-02 10:13:48] [INFO ] Computed 57 invariants in 12 ms
[2025-06-02 10:13:48] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/9 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 72/81 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 198/279 variables, 47/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/280 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 8/288 variables, 5/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:48] [INFO ] Deduced a trap composed of 74 places in 178 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:48] [INFO ] Deduced a trap composed of 74 places in 115 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:49] [INFO ] Deduced a trap composed of 74 places in 181 ms of which 13 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/288 variables, 3/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/288 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 1/289 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/289 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 402/691 variables, 289/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/691 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/691 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/692 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/692 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/692 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 692/692 variables, and 351 constraints, problems are : Problem set: 0 solved, 1 unsolved in 839 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 290/290 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/9 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 72/81 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 198/279 variables, 47/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/280 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 8/288 variables, 5/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/288 variables, 3/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:49] [INFO ] Deduced a trap composed of 74 places in 122 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:49] [INFO ] Deduced a trap composed of 74 places in 132 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:49] [INFO ] Deduced a trap composed of 74 places in 117 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:49] [INFO ] Deduced a trap composed of 74 places in 95 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:50] [INFO ] Deduced a trap composed of 74 places in 122 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:50] [INFO ] Deduced a trap composed of 74 places in 120 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:13:50] [INFO ] Deduced a trap composed of 74 places in 120 ms of which 13 ms to minimize.
Problem qltransition_11 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 1947ms, After SMT, problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 290 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 290/290 places, 406/406 transitions.
Applied a total of 0 rules in 42 ms. Remains 290 /290 variables (removed 0) and now considering 406/406 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 290/290 places, 406/406 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 67153 ms.

BK_STOP 1748859230934

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -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="PolyORBNT-COL-S05J20"
export BK_EXAMINATION="QuasiLiveness"
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 PolyORBNT-COL-S05J20, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r161-tall-174881261200347"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-COL-S05J20.tgz
mv PolyORBNT-COL-S05J20 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;