Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028200318.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-314, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028200318
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K 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 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 202K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K 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-314-ReachabilityCardinality-2025-00
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-01
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-02
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-03
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-04
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-05
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-06
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-07
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-08
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-09
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-10
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-11
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-12
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-13
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-14
FORMULA_NAME CloudReconfiguration-PT-314-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748596231683

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-314
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-30 09:10:32] [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 09:10:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 09:10:33] [INFO ] Load time of PNML (sax parser for PT used): 145 ms
[2025-05-30 09:10:33] [INFO ] Transformed 2585 places.
[2025-05-30 09:10:33] [INFO ] Transformed 3095 transitions.
[2025-05-30 09:10:33] [INFO ] Found NUPN structural information;
[2025-05-30 09:10:33] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 246 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 23 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (414 resets) in 2427 ms. (16 steps per ms) remains 12/15 properties
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-05-30 09:10:34] [INFO ] Flatten gal took : 453 ms
BEST_FIRST walk for 40004 steps (136 resets) in 266 ms. (149 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (144 resets) in 181 ms. (219 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (142 resets) in 180 ms. (221 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (148 resets) in 152 ms. (261 steps per ms) remains 12/12 properties
[2025-05-30 09:10:34] [INFO ] Flatten gal took : 176 ms
BEST_FIRST walk for 40003 steps (135 resets) in 184 ms. (216 steps per ms) remains 12/12 properties
[2025-05-30 09:10:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12973212869759110419.gal : 114 ms
[2025-05-30 09:10:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8104663093790203746.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/ReachabilityCardinality12973212869759110419.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8104663093790203746.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
BEST_FIRST walk for 40003 steps (124 resets) in 992 ms. (40 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (152 resets) in 182 ms. (218 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (129 resets) in 212 ms. (187 steps per ms) remains 11/12 properties
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-15 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (140 resets) in 246 ms. (161 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (136 resets) in 195 ms. (204 steps per ms) remains 11/11 properties
Loading property file /tmp/ReachabilityCardinality8104663093790203746.prop.
BEST_FIRST walk for 40003 steps (152 resets) in 174 ms. (228 steps per ms) remains 11/11 properties
// Phase 1: matrix 3095 rows 2585 cols
[2025-05-30 09:10:35] [INFO ] Computed 4 invariants in 55 ms
Excessive predecessor constraint size, skipping predecessor.
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) 0/162 variables, 162/162 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/162 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 2413/2575 variables, 4/166 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2575 variables, 2413/2579 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2575 variables, 0/2579 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 3087/5662 variables, 2575/5154 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,12 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :3 after 4
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :4 after 5
At refinement iteration 6 (INCLUDED_ONLY) 0/5662 variables, 0/5154 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :5 after 6
At refinement iteration 7 (OVERLAPS) 5/5667 variables, 3/5157 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :6 after 7
At refinement iteration 8 (INCLUDED_ONLY) 0/5667 variables, 3/5160 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :7 after 9
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :9 after 12
SDD proceeding with computation,12 properties remain. new max is 1024
SDD size :12 after 27
SDD proceeding with computation,12 properties remain. new max is 2048
SDD size :27 after 691
SDD proceeding with computation,12 properties remain. new max is 4096
SDD size :691 after 1528
At refinement iteration 9 (INCLUDED_ONLY) 0/5667 variables, 0/5160 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 2/5669 variables, 1/5161 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/5669 variables, 1/5162 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,12 properties remain. new max is 8192
SDD size :1528 after 8200
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5669/5680 variables, and 5162 constraints, problems are : Problem set: 0 solved, 11 unsolved in 5100 ms.
Refiners :[Domain max(s): 2579/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2579/2585 constraints, PredecessorRefiner: 11/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 162/162 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Reachability property CloudReconfiguration-PT-314-ReachabilityCardinality-2025-15 is true.
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :8200 after 20550
At refinement iteration 1 (INCLUDED_ONLY) 0/162 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 2413/2575 variables, 4/166 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2575 variables, 2413/2579 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,11 properties remain. new max is 16384
SDD size :20550 after 131145
At refinement iteration 4 (INCLUDED_ONLY) 0/2575 variables, 0/2579 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,11 properties remain. new max is 32768
SDD size :131145 after 470663
At refinement iteration 5 (OVERLAPS) 3087/5662 variables, 2575/5154 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5662 variables, 9/5163 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5662/5680 variables, and 5163 constraints, problems are : Problem set: 0 solved, 11 unsolved in 5018 ms.
Refiners :[Domain max(s): 2575/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2575/2585 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10419ms problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 162 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2585 edges and 2585 vertex of which 504 / 2585 are part of one of the 48 SCC in 13 ms
Free SCC test removed 456 places
Drop transitions (Empty/Sink Transition effects.) removed 547 transitions
Reduce isomorphic transitions removed 547 transitions.
Graph (complete) has 2828 edges and 2129 vertex of which 2115 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.5 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 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1126 transitions
Trivial Post-agglo rules discarded 1126 transitions
Performed 1126 trivial Post agglomeration. Transition count delta: 1126
Iterating post reduction 0 with 1133 rules applied. Total rules applied 1135 place count 2115 transition count 1406
Reduce places removed 1126 places and 0 transitions.
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 1219 rules applied. Total rules applied 2354 place count 989 transition count 1313
Reduce places removed 33 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 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 46 rules applied. Total rules applied 2400 place count 956 transition count 1300
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 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 13 rules applied. Total rules applied 2413 place count 950 transition count 1293
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 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 8 rules applied. Total rules applied 2421 place count 947 transition count 1288
Reduce places removed 3 places and 0 transitions.
Performed 119 Post agglomeration using F-continuation condition.Transition count delta: 119
Iterating post reduction 5 with 122 rules applied. Total rules applied 2543 place count 944 transition count 1169
Reduce places removed 119 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 6 with 132 rules applied. Total rules applied 2675 place count 825 transition count 1156
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 2678 place count 822 transition count 1156
Performed 39 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 39 Pre rules applied. Total rules applied 2678 place count 822 transition count 1117
Deduced a syphon composed of 39 places in 2 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 8 with 78 rules applied. Total rules applied 2756 place count 783 transition count 1117
Discarding 90 places :
Symmetric choice reduction at 8 with 90 rule applications. Total rules 2846 place count 693 transition count 1027
Iterating global reduction 8 with 90 rules applied. Total rules applied 2936 place count 693 transition count 1027
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 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 5 rules applied. Total rules applied 2941 place count 693 transition count 1022
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 2943 place count 691 transition count 1022
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 6 Pre rules applied. Total rules applied 2943 place count 691 transition count 1016
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 10 with 12 rules applied. Total rules applied 2955 place count 685 transition count 1016
Discarding 52 places :
Symmetric choice reduction at 10 with 52 rule applications. Total rules 3007 place count 633 transition count 964
Iterating global reduction 10 with 52 rules applied. Total rules applied 3059 place count 633 transition count 964
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 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 10 with 14 rules applied. Total rules applied 3073 place count 633 transition count 950
Reduce places removed 6 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 11 with 7 rules applied. Total rules applied 3080 place count 627 transition count 949
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 3081 place count 626 transition count 949
Discarding 10 places :
Symmetric choice reduction at 13 with 10 rule applications. Total rules 3091 place count 616 transition count 935
Iterating global reduction 13 with 10 rules applied. Total rules applied 3101 place count 616 transition count 935
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 13 with 3 rules applied. Total rules applied 3104 place count 616 transition count 932
Discarding 5 places :
Symmetric choice reduction at 14 with 5 rule applications. Total rules 3109 place count 611 transition count 922
Iterating global reduction 14 with 5 rules applied. Total rules applied 3114 place count 611 transition count 922
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 3117 place count 608 transition count 916
Iterating global reduction 14 with 3 rules applied. Total rules applied 3120 place count 608 transition count 916
Performed 173 Post agglomeration using F-continuation condition with reduction of 41 identical transitions.
Deduced a syphon composed of 173 places in 1 ms
Reduce places removed 173 places and 0 transitions.
Iterating global reduction 14 with 346 rules applied. Total rules applied 3466 place count 435 transition count 702
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 14 with 13 rules applied. Total rules applied 3479 place count 435 transition count 689
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 15 with 2 rules applied. Total rules applied 3481 place count 434 transition count 688
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 2 rules applied. Total rules applied 3483 place count 434 transition count 686
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 16 with 2 rules applied. Total rules applied 3485 place count 433 transition count 685
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 16 with 2 rules applied. Total rules applied 3487 place count 433 transition count 683
Performed 50 Post agglomeration using F-continuation condition with reduction of 16 identical transitions.
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 17 with 100 rules applied. Total rules applied 3587 place count 383 transition count 720
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 17 with 22 rules applied. Total rules applied 3609 place count 383 transition count 698
Discarding 10 places :
Symmetric choice reduction at 18 with 10 rule applications. Total rules 3619 place count 373 transition count 678
Iterating global reduction 18 with 10 rules applied. Total rules applied 3629 place count 373 transition count 678
Discarding 1 places :
Symmetric choice reduction at 18 with 1 rule applications. Total rules 3630 place count 372 transition count 676
Iterating global reduction 18 with 1 rules applied. Total rules applied 3631 place count 372 transition count 676
Drop transitions (Redundant composition of simpler transitions.) removed 48 transitions
Redundant transition composition rules discarded 48 transitions
Iterating global reduction 18 with 48 rules applied. Total rules applied 3679 place count 372 transition count 628
Discarding 1 places :
Symmetric choice reduction at 18 with 1 rule applications. Total rules 3680 place count 371 transition count 627
Iterating global reduction 18 with 1 rules applied. Total rules applied 3681 place count 371 transition count 627
Free-agglomeration rule applied 31 times.
Iterating global reduction 18 with 31 rules applied. Total rules applied 3712 place count 371 transition count 596
Reduce places removed 31 places and 0 transitions.
Iterating post reduction 18 with 31 rules applied. Total rules applied 3743 place count 340 transition count 596
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 19 with 3 rules applied. Total rules applied 3746 place count 340 transition count 593
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 19 with 1 rules applied. Total rules applied 3747 place count 340 transition count 594
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 3748 place count 339 transition count 594
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 20 with 2 rules applied. Total rules applied 3750 place count 339 transition count 592
Partial Free-agglomeration rule applied 13 times.
Drop transitions (Partial Free agglomeration) removed 13 transitions
Iterating global reduction 20 with 13 rules applied. Total rules applied 3763 place count 339 transition count 592
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 20 with 3 rules applied. Total rules applied 3766 place count 339 transition count 589
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 20 with 2 rules applied. Total rules applied 3768 place count 339 transition count 589
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 3769 place count 339 transition count 588
Applied a total of 3769 rules in 801 ms. Remains 339 /2585 variables (removed 2246) and now considering 588/3095 (removed 2507) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 809 ms. Remains : 339/2585 places, 588/3095 transitions.
RANDOM walk for 40000 steps (9 resets) in 382 ms. (104 steps per ms) remains 9/11 properties
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40000 steps (17 resets) in 483 ms. (82 steps per ms) remains 6/9 properties
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-01 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40001 steps (13 resets) in 130 ms. (305 steps per ms) remains 4/6 properties
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-08 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40001 steps (18 resets) in 101 ms. (392 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40000 steps (18 resets) in 174 ms. (228 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 102 ms. (388 steps per ms) remains 4/4 properties
[2025-05-30 09:10:46] [INFO ] Flow matrix only has 584 transitions (discarded 4 similar events)
// Phase 1: matrix 584 rows 339 cols
[2025-05-30 09:10:46] [INFO ] Computed 2 invariants in 3 ms
[2025-05-30 09:10:46] [INFO ] State equation strengthened by 10 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) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 155/210 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 407/617 variables, 210/212 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/617 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/617 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 163/780 variables, 49/262 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/780 variables, 8/270 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/780 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 110/890 variables, 57/327 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/890 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/890 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 27/917 variables, 19/347 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD proceeding with computation,11 properties remain. new max is 65536
SDD size :470663 after 6.98924e+06
At refinement iteration 13 (INCLUDED_ONLY) 0/917 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 5/922 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/922 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 1/923 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/923 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 0/923 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 923/923 variables, and 351 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1247 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 339/339 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 155/210 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 407/617 variables, 210/212 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/617 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/617 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/617 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 163/780 variables, 49/263 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/780 variables, 8/271 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/780 variables, 3/274 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:10:48] [INFO ] Deduced a trap composed of 95 places in 71 ms of which 12 ms to minimize.
Problem CloudReconfiguration-PT-314-ReachabilityCardinality-2025-02 is UNSAT
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-02 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 10 (INCLUDED_ONLY) 0/780 variables, 1/275 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/780 variables, 0/275 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 110/890 variables, 57/332 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/890 variables, 1/333 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/890 variables, 0/333 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 27/917 variables, 19/352 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/917 variables, 0/352 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 5/922 variables, 3/355 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/922 variables, 0/355 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 1/923 variables, 1/356 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:10:50] [INFO ] Deduced a trap composed of 76 places in 154 ms of which 34 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/923 variables, 1/357 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/923 variables, 0/357 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 0/923 variables, 0/357 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 923/923 variables, and 357 constraints, problems are : Problem set: 1 solved, 3 unsolved in 3494 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 339/339 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4791ms problems are : Problem set: 1 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-05 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 62 ms.
Support contains 52 out of 339 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 339/339 places, 588/588 transitions.
Graph (trivial) has 322 edges and 339 vertex of which 71 / 339 are part of one of the 24 SCC in 0 ms
Free SCC test removed 47 places
Drop transitions (Empty/Sink Transition effects.) removed 84 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 89 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 0 with 60 rules applied. Total rules applied 61 place count 292 transition count 439
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 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 71 rules applied. Total rules applied 132 place count 232 transition count 428
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Iterating post reduction 2 with 17 rules applied. Total rules applied 149 place count 230 transition count 413
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 3 with 14 rules applied. Total rules applied 163 place count 216 transition count 413
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 8 Pre rules applied. Total rules applied 163 place count 216 transition count 405
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 4 with 16 rules applied. Total rules applied 179 place count 208 transition count 405
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 186 place count 201 transition count 395
Iterating global reduction 4 with 7 rules applied. Total rules applied 193 place count 201 transition count 395
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 196 place count 201 transition count 392
Performed 31 Post agglomeration using F-continuation condition with reduction of 11 identical transitions.
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 5 with 62 rules applied. Total rules applied 258 place count 170 transition count 350
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 5 with 14 rules applied. Total rules applied 272 place count 170 transition count 336
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 273 place count 169 transition count 335
Iterating global reduction 6 with 1 rules applied. Total rules applied 274 place count 169 transition count 335
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 275 place count 169 transition count 334
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 7 with 2 rules applied. Total rules applied 277 place count 168 transition count 333
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 278 place count 168 transition count 332
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 8 with 22 rules applied. Total rules applied 300 place count 157 transition count 346
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 34 transitions.
Iterating post reduction 8 with 34 rules applied. Total rules applied 334 place count 157 transition count 312
Discarding 8 places :
Symmetric choice reduction at 9 with 8 rule applications. Total rules 342 place count 149 transition count 292
Iterating global reduction 9 with 8 rules applied. Total rules applied 350 place count 149 transition count 292
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 352 place count 149 transition count 290
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 355 place count 146 transition count 286
Iterating global reduction 10 with 3 rules applied. Total rules applied 358 place count 146 transition count 286
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 10 with 5 rules applied. Total rules applied 363 place count 146 transition count 281
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 11 with 14 rules applied. Total rules applied 377 place count 146 transition count 267
Discarding 2 places :
Symmetric choice reduction at 11 with 2 rule applications. Total rules 379 place count 144 transition count 265
Iterating global reduction 11 with 2 rules applied. Total rules applied 381 place count 144 transition count 265
Free-agglomeration rule applied 5 times.
Iterating global reduction 11 with 5 rules applied. Total rules applied 386 place count 144 transition count 260
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 11 with 5 rules applied. Total rules applied 391 place count 139 transition count 260
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 12 with 3 rules applied. Total rules applied 394 place count 139 transition count 257
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 12 with 2 rules applied. Total rules applied 396 place count 139 transition count 257
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 397 place count 139 transition count 256
Discarding 1 places :
Symmetric choice reduction at 13 with 1 rule applications. Total rules 398 place count 138 transition count 255
Iterating global reduction 13 with 1 rules applied. Total rules applied 399 place count 138 transition count 255
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 400 place count 138 transition count 255
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 401 place count 138 transition count 254
Applied a total of 401 rules in 123 ms. Remains 138 /339 variables (removed 201) and now considering 254/588 (removed 334) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 123 ms. Remains : 138/339 places, 254/588 transitions.
RANDOM walk for 40000 steps (12 resets) in 527 ms. (75 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 80 ms. (493 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 83 ms. (476 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 2040812 steps, run timeout after 3001 ms. (steps per millisecond=680 ) properties seen :1 out of 2
Probabilistic random walk after 2040812 steps, saw 369127 distinct states, run finished after 3011 ms. (steps per millisecond=677 ) properties seen :1
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-10 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
[2025-05-30 09:10:55] [INFO ] Flow matrix only has 247 transitions (discarded 7 similar events)
// Phase 1: matrix 247 rows 138 cols
[2025-05-30 09:10:55] [INFO ] Computed 4 invariants in 1 ms
[2025-05-30 09:10:55] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 103/133 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/133 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 246/379 variables, 133/137 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/379 variables, 18/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/379 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 6/385 variables, 5/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/385 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/385 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/385 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 385/385 variables, and 161 constraints, problems are : Problem set: 0 solved, 1 unsolved in 182 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 138/138 constraints, ReadFeed: 19/19 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 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 103/133 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:10:55] [INFO ] Deduced a trap composed of 29 places in 62 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/133 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/133 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 246/379 variables, 133/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/379 variables, 18/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/379 variables, 1/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/379 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/385 variables, 5/162 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/385 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:10:55] [INFO ] Deduced a trap composed of 36 places in 33 ms of which 2 ms to minimize.
Problem CloudReconfiguration-PT-314-ReachabilityCardinality-2025-11 is UNSAT
FORMULA CloudReconfiguration-PT-314-ReachabilityCardinality-2025-11 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 385/385 variables, and 164 constraints, problems are : Problem set: 1 solved, 0 unsolved in 317 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 138/138 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 510ms 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 22708 ms.

BK_STOP 1748596255623

--------------------
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-314"
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-314, 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-174854028200318"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-314.tgz
mv CloudReconfiguration-PT-314 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 ;