Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028100238.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is CloudReconfiguration-PT-304, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028100238
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.0M
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 34K 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 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K 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 8.0K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K 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 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 660K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-00
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-01
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-02
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-03
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-04
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-05
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-06
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-07
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-08
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-09
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-10
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-11
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-12
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-13
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-14
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748584730723

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-304
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-30 05:58:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 05:58:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 05:58:52] [INFO ] Load time of PNML (sax parser for PT used): 178 ms
[2025-05-30 05:58:52] [INFO ] Transformed 2584 places.
[2025-05-30 05:58:52] [INFO ] Transformed 3094 transitions.
[2025-05-30 05:58:52] [INFO ] Found NUPN structural information;
[2025-05-30 05:58:52] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 303 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 17 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (315 resets) in 2109 ms. (18 steps per ms) remains 11/12 properties
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (83 resets) in 659 ms. (60 steps per ms) remains 11/11 properties
[2025-05-30 05:58:53] [INFO ] Flatten gal took : 443 ms
BEST_FIRST walk for 40003 steps (82 resets) in 831 ms. (48 steps per ms) remains 11/11 properties
[2025-05-30 05:58:53] [INFO ] Flatten gal took : 246 ms
BEST_FIRST walk for 40003 steps (83 resets) in 351 ms. (113 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (84 resets) in 204 ms. (195 steps per ms) remains 11/11 properties
[2025-05-30 05:58:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14064332997688489753.gal : 159 ms
BEST_FIRST walk for 40003 steps (83 resets) in 279 ms. (142 steps per ms) remains 11/11 properties
[2025-05-30 05:58:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10899015037666740788.prop : 1 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/ReachabilityCardinality14064332997688489753.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10899015037666740788.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
BEST_FIRST walk for 40004 steps (84 resets) in 251 ms. (158 steps per ms) remains 10/11 properties
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-06 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40001 steps (88 resets) in 269 ms. (148 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (84 resets) in 161 ms. (246 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (81 resets) in 160 ms. (248 steps per ms) remains 8/10 properties
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-15 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-09 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (83 resets) in 152 ms. (261 steps per ms) remains 8/8 properties
Loading property file /tmp/ReachabilityCardinality10899015037666740788.prop.
// Phase 1: matrix 3094 rows 2584 cols
[2025-05-30 05:58:54] [INFO ] Computed 4 invariants in 49 ms
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) 0/65 variables, 65/65 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2508/2573 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2573 variables, 2508/2577 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2573 variables, 0/2577 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 3084/5657 variables, 2573/5150 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5657 variables, 0/5150 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 2/5659 variables, 1/5151 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5659 variables, 1/5152 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5659 variables, 0/5152 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 2/5661 variables, 1/5153 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/5661 variables, 1/5154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :5 after 6
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :6 after 7
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :7 after 8
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :8 after 9
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :9 after 10
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :10 after 11
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :11 after 20
At refinement iteration 12 (INCLUDED_ONLY) 0/5661 variables, 0/5154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (OVERLAPS) 2/5663 variables, 1/5155 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/5663 variables, 1/5156 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :20 after 453
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :453 after 2460
At refinement iteration 15 (INCLUDED_ONLY) 0/5663 variables, 0/5156 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (OVERLAPS) 2/5665 variables, 1/5157 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/5665 variables, 1/5158 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Invariant property CloudReconfiguration-PT-304-ReachabilityCardinality-2025-06 does not hold.
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :2460 after 6416
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5665/5678 variables, and 5158 constraints, problems are : Problem set: 0 solved, 8 unsolved in 5041 ms.
Refiners :[Domain max(s): 2577/2584 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2577/2584 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Reachability property CloudReconfiguration-PT-304-ReachabilityCardinality-2025-05 is true.
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 65/65 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 0/65 constraints. Problems are: Problem set: 1 solved, 7 unsolved
SDD proceeding with computation,9 properties remain. new max is 4096
SDD size :6416 after 11364
SDD proceeding with computation,9 properties remain. new max is 8192
SDD size :11364 after 48708
At refinement iteration 2 (OVERLAPS) 2508/2573 variables, 4/69 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2573 variables, 2508/2577 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2573 variables, 0/2577 constraints. Problems are: Problem set: 1 solved, 7 unsolved
SDD proceeding with computation,9 properties remain. new max is 16384
SDD size :48708 after 413366
At refinement iteration 5 (OVERLAPS) 3084/5657 variables, 2573/5150 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5657 variables, 7/5157 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Error getting values : (error "ParserException while parsing response: ((s11 1)
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(s464 0)
(s465 0)
(s466 0)
(s467 0)
(s468 0)
(s469 0)
(s470 0)
(s471 0)
(s472 0)
(s473 0)
(s474 0)
(s475 0)
(s476 0)
(s477 0)
(s478 0)
(s479 0)
(s480 0)
(s481 0)
(s482 0)
(s483 0)
(s484 0)
(s485 0)
(s486 0)
(s487 0)
(s488 0)
(s489 0)
(s490 0)
(s491 0)
(s492 0)
(s493 0)
(s494 0)
(s495 0)
(s496 0)
(s497 0)
(s498 0)
(s499 0)
(s500 0)
(s501 0)
(s502 0)
(s503 0)
(s504 0)
(s505 0)
(s506 0)
(s507 0)
(s508 0)
(s509 0)
(s510 0)
(s511 0)
(s512 0)
(s513 0)
(s514 0)
(s515 0)
(s516 0)
(s517 0)timeout

(s518 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5657/5678 variables, and 5157 constraints, problems are : Problem set: 1 solved, 7 unsolved in 5042 ms.
Refiners :[Domain max(s): 2573/2584 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2573/2584 constraints, PredecessorRefiner: 7/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10258ms problems are : Problem set: 1 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 64 out of 2584 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2782 edges and 2584 vertex of which 748 / 2584 are part of one of the 59 SCC in 12 ms
Free SCC test removed 689 places
Drop transitions (Empty/Sink Transition effects.) removed 838 transitions
Reduce isomorphic transitions removed 838 transitions.
Graph (complete) has 2534 edges and 1895 vertex of which 1881 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.7 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1138 transitions
Trivial Post-agglo rules discarded 1138 transitions
Performed 1138 trivial Post agglomeration. Transition count delta: 1138
Iterating post reduction 0 with 1147 rules applied. Total rules applied 1149 place count 1881 transition count 1100
Reduce places removed 1138 places and 0 transitions.
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 44 transitions
Trivial Post-agglo rules discarded 44 transitions
Performed 44 trivial Post agglomeration. Transition count delta: 44
Iterating post reduction 1 with 1244 rules applied. Total rules applied 2393 place count 743 transition count 994
Reduce places removed 44 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 51 rules applied. Total rules applied 2444 place count 699 transition count 987
Reduce places removed 2 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 3 with 4 rules applied. Total rules applied 2448 place count 697 transition count 985
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 2452 place count 696 transition count 982
Reduce places removed 2 places and 0 transitions.
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Iterating post reduction 5 with 40 rules applied. Total rules applied 2492 place count 694 transition count 944
Reduce places removed 38 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 39 rules applied. Total rules applied 2531 place count 656 transition count 943
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 27 Pre rules applied. Total rules applied 2531 place count 656 transition count 916
Deduced a syphon composed of 27 places in 1 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 7 with 54 rules applied. Total rules applied 2585 place count 629 transition count 916
Discarding 102 places :
Symmetric choice reduction at 7 with 102 rule applications. Total rules 2687 place count 527 transition count 814
Iterating global reduction 7 with 102 rules applied. Total rules applied 2789 place count 527 transition count 814
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 2792 place count 527 transition count 811
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 6 Pre rules applied. Total rules applied 2792 place count 527 transition count 805
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 8 with 12 rules applied. Total rules applied 2804 place count 521 transition count 805
Discarding 61 places :
Symmetric choice reduction at 8 with 61 rule applications. Total rules 2865 place count 460 transition count 743
Iterating global reduction 8 with 61 rules applied. Total rules applied 2926 place count 460 transition count 743
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 8 with 25 rules applied. Total rules applied 2951 place count 460 transition count 718
Reduce places removed 12 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 9 with 18 rules applied. Total rules applied 2969 place count 448 transition count 712
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 10 with 3 rules applied. Total rules applied 2972 place count 445 transition count 712
Discarding 15 places :
Symmetric choice reduction at 11 with 15 rule applications. Total rules 2987 place count 430 transition count 690
Iterating global reduction 11 with 15 rules applied. Total rules applied 3002 place count 430 transition count 690
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 11 with 7 rules applied. Total rules applied 3009 place count 430 transition count 683
Discarding 5 places :
Symmetric choice reduction at 12 with 5 rule applications. Total rules 3014 place count 425 transition count 673
Iterating global reduction 12 with 5 rules applied. Total rules applied 3019 place count 425 transition count 673
Discarding 1 places :
Symmetric choice reduction at 12 with 1 rule applications. Total rules 3020 place count 424 transition count 671
Iterating global reduction 12 with 1 rules applied. Total rules applied 3021 place count 424 transition count 671
Performed 174 Post agglomeration using F-continuation condition with reduction of 72 identical transitions.
Deduced a syphon composed of 174 places in 0 ms
Reduce places removed 174 places and 0 transitions.
Iterating global reduction 12 with 348 rules applied. Total rules applied 3369 place count 250 transition count 425
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 12 with 9 rules applied. Total rules applied 3378 place count 250 transition count 416
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 13 with 4 rules applied. Total rules applied 3382 place count 248 transition count 414
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 13 with 4 rules applied. Total rules applied 3386 place count 248 transition count 410
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 14 with 2 rules applied. Total rules applied 3388 place count 247 transition count 409
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 3390 place count 247 transition count 407
Performed 48 Post agglomeration using F-continuation condition with reduction of 16 identical transitions.
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 15 with 96 rules applied. Total rules applied 3486 place count 199 transition count 439
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 15 with 36 rules applied. Total rules applied 3522 place count 199 transition count 403
Discarding 14 places :
Symmetric choice reduction at 16 with 14 rule applications. Total rules 3536 place count 185 transition count 374
Iterating global reduction 16 with 14 rules applied. Total rules applied 3550 place count 185 transition count 374
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 16 with 5 rules applied. Total rules applied 3555 place count 185 transition count 369
Discarding 2 places :
Symmetric choice reduction at 17 with 2 rule applications. Total rules 3557 place count 183 transition count 365
Iterating global reduction 17 with 2 rules applied. Total rules applied 3559 place count 183 transition count 365
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 3560 place count 183 transition count 364
Drop transitions (Redundant composition of simpler transitions.) removed 25 transitions
Redundant transition composition rules discarded 25 transitions
Iterating global reduction 18 with 25 rules applied. Total rules applied 3585 place count 183 transition count 339
Discarding 1 places :
Symmetric choice reduction at 18 with 1 rule applications. Total rules 3586 place count 182 transition count 337
Iterating global reduction 18 with 1 rules applied. Total rules applied 3587 place count 182 transition count 337
Discarding 1 places :
Symmetric choice reduction at 18 with 1 rule applications. Total rules 3588 place count 181 transition count 336
Iterating global reduction 18 with 1 rules applied. Total rules applied 3589 place count 181 transition count 336
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 18 with 2 rules applied. Total rules applied 3591 place count 181 transition count 334
Free-agglomeration rule applied 16 times.
Iterating global reduction 18 with 16 rules applied. Total rules applied 3607 place count 181 transition count 318
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 18 with 16 rules applied. Total rules applied 3623 place count 165 transition count 318
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 19 with 4 rules applied. Total rules applied 3627 place count 165 transition count 314
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 19 with 8 rules applied. Total rules applied 3635 place count 165 transition count 314
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 3636 place count 165 transition count 313
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 19 with 1 rules applied. Total rules applied 3637 place count 164 transition count 312
Applied a total of 3637 rules in 400 ms. Remains 164 /2584 variables (removed 2420) and now considering 312/3094 (removed 2782) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 406 ms. Remains : 164/2584 places, 312/3094 transitions.
RANDOM walk for 40000 steps (615 resets) in 850 ms. (47 steps per ms) remains 1/7 properties
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (118 resets) in 203 ms. (196 steps per ms) remains 1/1 properties
[2025-05-30 05:59:05] [INFO ] Flow matrix only has 303 transitions (discarded 9 similar events)
// Phase 1: matrix 303 rows 164 cols
[2025-05-30 05:59:05] [INFO ] Computed 4 invariants in 4 ms
[2025-05-30 05:59:05] [INFO ] State equation strengthened by 4 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) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 138/160 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/160 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 302/462 variables, 160/164 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/462 variables, 3/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/462 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 5/467 variables, 4/171 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/467 variables, 1/172 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/467 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/467 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 467/467 variables, and 172 constraints, problems are : Problem set: 0 solved, 1 unsolved in 173 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 164/164 constraints, ReadFeed: 4/4 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem CloudReconfiguration-PT-304-ReachabilityCardinality-2025-02 is UNSAT
FORMULA CloudReconfiguration-PT-304-ReachabilityCardinality-2025-02 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 160/467 variables, and 4 constraints, problems are : Problem set: 1 solved, 0 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/164 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 243ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 13609 ms.

BK_STOP 1748584745725

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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 ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="CloudReconfiguration-PT-304"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 CloudReconfiguration-PT-304, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r044-tall-174854028100238"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-304.tgz
mv CloudReconfiguration-PT-304 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;