Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028300374.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-402, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028300374
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K 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 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K 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 912K 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-402-ReachabilityCardinality-2025-00
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-01
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-02
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-03
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-04
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-05
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-06
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-07
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-08
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-09
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-10
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-11
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-12
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-13
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-14
FORMULA_NAME CloudReconfiguration-PT-402-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748604824696

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-402
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-30 11:33:45] [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 11:33:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 11:33:46] [INFO ] Load time of PNML (sax parser for PT used): 177 ms
[2025-05-30 11:33:46] [INFO ] Transformed 3554 places.
[2025-05-30 11:33:46] [INFO ] Transformed 4263 transitions.
[2025-05-30 11:33:46] [INFO ] Found NUPN structural information;
[2025-05-30 11:33:46] [INFO ] Parsed PT model containing 3554 places and 4263 transitions and 8889 arcs in 282 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 33 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (215 resets) in 2174 ms. (18 steps per ms) remains 12/14 properties
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (50 resets) in 253 ms. (157 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (56 resets) in 206 ms. (193 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (50 resets) in 173 ms. (229 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (48 resets) in 218 ms. (182 steps per ms) remains 12/12 properties
[2025-05-30 11:33:47] [INFO ] Flatten gal took : 538 ms
BEST_FIRST walk for 40003 steps (55 resets) in 226 ms. (176 steps per ms) remains 12/12 properties
[2025-05-30 11:33:47] [INFO ] Flatten gal took : 159 ms
BEST_FIRST walk for 40002 steps (51 resets) in 521 ms. (76 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (52 resets) in 195 ms. (204 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (54 resets) in 141 ms. (281 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (51 resets) in 190 ms. (209 steps per ms) remains 12/12 properties
[2025-05-30 11:33:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14198330342587854991.gal : 151 ms
[2025-05-30 11:33:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15729329094476456017.prop : 2 ms
BEST_FIRST walk for 40004 steps (54 resets) in 369 ms. (108 steps per ms) remains 12/12 properties
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/ReachabilityCardinality14198330342587854991.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15729329094476456017.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40002 steps (54 resets) in 375 ms. (106 steps per ms) remains 12/12 properties

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 (49 resets) in 283 ms. (140 steps per ms) remains 12/12 properties
// Phase 1: matrix 4263 rows 3554 cols
[2025-05-30 11:33:48] [INFO ] Computed 5 invariants in 53 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Loading property file /tmp/ReachabilityCardinality15729329094476456017.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 130/130 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 3412/3542 variables, 5/135 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3542 variables, 3412/3547 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3542 variables, 0/3547 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 4253/7795 variables, 3542/7089 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/7795 variables, 0/7089 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 6/7801 variables, 3/7092 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/7801 variables, 3/7095 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 7801/7817 variables, and 7095 constraints, problems are : Problem set: 0 solved, 12 unsolved in 5048 ms.
Refiners :[Domain max(s): 3545/3554 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 3545/3554 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 130/130 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 3412/3542 variables, 5/135 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3542 variables, 3412/3547 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3542 variables, 0/3547 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,12 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :4 after 7
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :7 after 8
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :8 after 9
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :9 after 10
At refinement iteration 5 (OVERLAPS) 4253/7795 variables, 3542/7089 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :10 after 11
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :11 after 12
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :12 after 13
SDD proceeding with computation,12 properties remain. new max is 1024
SDD size :13 after 24
SDD proceeding with computation,12 properties remain. new max is 2048
SDD size :24 after 131
SDD proceeding with computation,12 properties remain. new max is 4096
SDD size :131 after 6856
At refinement iteration 6 (INCLUDED_ONLY) 0/7795 variables, 11/7100 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 7795/7817 variables, and 7100 constraints, problems are : Problem set: 0 solved, 12 unsolved in 5033 ms.
Refiners :[Domain max(s): 3542/3554 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 3542/3554 constraints, PredecessorRefiner: 11/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10254ms problems are : Problem set: 0 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 130 out of 3554 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3554/3554 places, 4263/4263 transitions.
SDD proceeding with computation,12 properties remain. new max is 8192
SDD size :6856 after 10723
Graph (trivial) has 3792 edges and 3554 vertex of which 914 / 3554 are part of one of the 80 SCC in 13 ms
Free SCC test removed 834 places
Drop transitions (Empty/Sink Transition effects.) removed 1019 transitions
Reduce isomorphic transitions removed 1019 transitions.
Graph (complete) has 3616 edges and 2720 vertex of which 2703 are kept as prefixes of interest. Removing 17 places using SCC suffix rule.6 ms
Discarding 17 places :
Also discarding 11 output transitions
Drop transitions (Output transitions of discarded places.) removed 11 transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1598 transitions
Trivial Post-agglo rules discarded 1598 transitions
Performed 1598 trivial Post agglomeration. Transition count delta: 1598
Iterating post reduction 0 with 1609 rules applied. Total rules applied 1611 place count 2703 transition count 1624
Reduce places removed 1598 places and 0 transitions.
Ensure Unique test removed 87 transitions
Reduce isomorphic transitions removed 87 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 60 transitions
Trivial Post-agglo rules discarded 60 transitions
Performed 60 trivial Post agglomeration. Transition count delta: 60
Iterating post reduction 1 with 1745 rules applied. Total rules applied 3356 place count 1105 transition count 1477
Reduce places removed 60 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 2 with 75 rules applied. Total rules applied 3431 place count 1045 transition count 1462
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 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 3 with 14 rules applied. Total rules applied 3445 place count 1039 transition count 1454
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 4 with 9 rules applied. Total rules applied 3454 place count 1036 transition count 1448
Reduce places removed 4 places and 0 transitions.
Performed 94 Post agglomeration using F-continuation condition.Transition count delta: 94
Iterating post reduction 5 with 98 rules applied. Total rules applied 3552 place count 1032 transition count 1354
Reduce places removed 94 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 6 with 102 rules applied. Total rules applied 3654 place count 938 transition count 1346
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 3657 place count 935 transition count 1346
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 47 Pre rules applied. Total rules applied 3657 place count 935 transition count 1299
Deduced a syphon composed of 47 places in 2 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 8 with 94 rules applied. Total rules applied 3751 place count 888 transition count 1299
Discarding 112 places :
Symmetric choice reduction at 8 with 112 rule applications. Total rules 3863 place count 776 transition count 1187
Iterating global reduction 8 with 112 rules applied. Total rules applied 3975 place count 776 transition count 1187
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 8 with 7 rules applied. Total rules applied 3982 place count 776 transition count 1180
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 9 with 3 rules applied. Total rules applied 3985 place count 774 transition count 1179
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 3986 place count 773 transition count 1179
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 10 Pre rules applied. Total rules applied 3986 place count 773 transition count 1169
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 11 with 20 rules applied. Total rules applied 4006 place count 763 transition count 1169
Discarding 76 places :
Symmetric choice reduction at 11 with 76 rule applications. Total rules 4082 place count 687 transition count 1092
Iterating global reduction 11 with 76 rules applied. Total rules applied 4158 place count 687 transition count 1092
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 11 with 29 rules applied. Total rules applied 4187 place count 687 transition count 1063
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 12 with 25 rules applied. Total rules applied 4212 place count 673 transition count 1052
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 13 with 6 rules applied. Total rules applied 4218 place count 668 transition count 1051
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 14 with 1 rules applied. Total rules applied 4219 place count 667 transition count 1051
Discarding 12 places :
Symmetric choice reduction at 15 with 12 rule applications. Total rules 4231 place count 655 transition count 1035
Iterating global reduction 15 with 12 rules applied. Total rules applied 4243 place count 655 transition count 1035
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 15 with 3 rules applied. Total rules applied 4246 place count 655 transition count 1032
Discarding 6 places :
Symmetric choice reduction at 16 with 6 rule applications. Total rules 4252 place count 649 transition count 1020
Iterating global reduction 16 with 6 rules applied. Total rules applied 4258 place count 649 transition count 1020
Discarding 4 places :
Symmetric choice reduction at 16 with 4 rule applications. Total rules 4262 place count 645 transition count 1012
Iterating global reduction 16 with 4 rules applied. Total rules applied 4266 place count 645 transition count 1012
Performed 221 Post agglomeration using F-continuation condition with reduction of 89 identical transitions.
Deduced a syphon composed of 221 places in 2 ms
Reduce places removed 221 places and 0 transitions.
Iterating global reduction 16 with 442 rules applied. Total rules applied 4708 place count 424 transition count 702
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 16 with 10 rules applied. Total rules applied 4718 place count 424 transition count 692
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 17 with 6 rules applied. Total rules applied 4724 place count 421 transition count 689
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 17 with 6 rules applied. Total rules applied 4730 place count 421 transition count 683
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 18 with 4 rules applied. Total rules applied 4734 place count 419 transition count 681
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 18 with 4 rules applied. Total rules applied 4738 place count 419 transition count 677
Performed 61 Post agglomeration using F-continuation condition with reduction of 20 identical transitions.
Deduced a syphon composed of 61 places in 1 ms
Reduce places removed 61 places and 0 transitions.
Iterating global reduction 19 with 122 rules applied. Total rules applied 4860 place count 358 transition count 745
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 19 with 33 rules applied. Total rules applied 4893 place count 358 transition count 712
Discarding 13 places :
Symmetric choice reduction at 20 with 13 rule applications. Total rules 4906 place count 345 transition count 686
Iterating global reduction 20 with 13 rules applied. Total rules applied 4919 place count 345 transition count 686
Discarding 1 places :
Symmetric choice reduction at 20 with 1 rule applications. Total rules 4920 place count 344 transition count 684
Iterating global reduction 20 with 1 rules applied. Total rules applied 4921 place count 344 transition count 684
Drop transitions (Redundant composition of simpler transitions.) removed 51 transitions
Redundant transition composition rules discarded 51 transitions
Iterating global reduction 20 with 51 rules applied. Total rules applied 4972 place count 344 transition count 633
Discarding 1 places :
Symmetric choice reduction at 20 with 1 rule applications. Total rules 4973 place count 343 transition count 632
Iterating global reduction 20 with 1 rules applied. Total rules applied 4974 place count 343 transition count 632
Free-agglomeration rule applied 29 times.
Iterating global reduction 20 with 29 rules applied. Total rules applied 5003 place count 343 transition count 603
Reduce places removed 29 places and 0 transitions.
Iterating post reduction 20 with 29 rules applied. Total rules applied 5032 place count 314 transition count 603
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 21 with 6 rules applied. Total rules applied 5038 place count 314 transition count 597
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 21 with 1 rules applied. Total rules applied 5039 place count 314 transition count 597
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 21 with 1 rules applied. Total rules applied 5040 place count 313 transition count 597
Partial Free-agglomeration rule applied 19 times.
Drop transitions (Partial Free agglomeration) removed 19 transitions
Iterating global reduction 22 with 19 rules applied. Total rules applied 5059 place count 313 transition count 597
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 22 with 5 rules applied. Total rules applied 5064 place count 313 transition count 592
Partial Post-agglomeration rule applied 3 times.
Drop transitions (Partial Post agglomeration) removed 3 transitions
Iterating global reduction 22 with 3 rules applied. Total rules applied 5067 place count 313 transition count 592
Applied a total of 5067 rules in 728 ms. Remains 313 /3554 variables (removed 3241) and now considering 592/4263 (removed 3671) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 737 ms. Remains : 313/3554 places, 592/4263 transitions.
SDD proceeding with computation,12 properties remain. new max is 16384
SDD size :10723 after 35441
RANDOM walk for 40000 steps (1413 resets) in 709 ms. (56 steps per ms) remains 6/12 properties
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (114 resets) in 110 ms. (360 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (343 resets) in 138 ms. (287 steps per ms) remains 5/6 properties
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-01 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40002 steps (353 resets) in 209 ms. (190 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (344 resets) in 137 ms. (289 steps per ms) remains 4/5 properties
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (348 resets) in 130 ms. (305 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (327 resets) in 120 ms. (330 steps per ms) remains 4/4 properties
[2025-05-30 11:33:59] [INFO ] Flow matrix only has 580 transitions (discarded 12 similar events)
// Phase 1: matrix 580 rows 313 cols
[2025-05-30 11:33:59] [INFO ] Computed 4 invariants in 4 ms
[2025-05-30 11:33:59] [INFO ] State equation strengthened by 41 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) 0/95 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem CloudReconfiguration-PT-402-ReachabilityCardinality-2025-05 is UNSAT
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-05 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 175/270 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/270 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 541/811 variables, 270/274 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/811 variables, 0/274 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 68/879 variables, 30/304 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/879 variables, 41/345 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/879 variables, 0/345 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 14/893 variables, 13/358 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/893 variables, 0/358 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/893 variables, 0/358 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 893/893 variables, and 358 constraints, problems are : Problem set: 1 solved, 3 unsolved in 652 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 313/313 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/68 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 195/263 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/263 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 521/784 variables, 263/267 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/784 variables, 0/267 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 67/851 variables, 24/291 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/851 variables, 41/332 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/851 variables, 3/335 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/851 variables, 0/335 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 29/880 variables, 18/353 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/880 variables, 0/353 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 11/891 variables, 6/359 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/891 variables, 0/359 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 2/893 variables, 2/361 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/893 variables, 0/361 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/893 variables, 0/361 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 893/893 variables, and 361 constraints, problems are : Problem set: 1 solved, 3 unsolved in 1584 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 313/313 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 3/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2284ms problems are : Problem set: 1 solved, 3 unsolved
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-15 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-06 FALSE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 29 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=29 )
FORMULA CloudReconfiguration-PT-402-ReachabilityCardinality-2025-13 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 35 ms.
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 16083 ms.

BK_STOP 1748604842007

--------------------
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-402"
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-402, 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-174854028300374"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-402.tgz
mv CloudReconfiguration-PT-402 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 ;