Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028100254.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-306, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028100254
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K 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 3.9K 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 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K 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-306-ReachabilityCardinality-2025-00
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-01
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-02
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-03
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-04
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-05
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-06
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-07
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-08
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-09
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-10
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-11
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-12
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-13
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-14
FORMULA_NAME CloudReconfiguration-PT-306-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748587436825

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-306
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-30 06:43:58] [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 06:43:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 06:43:58] [INFO ] Load time of PNML (sax parser for PT used): 207 ms
[2025-05-30 06:43:58] [INFO ] Transformed 2584 places.
[2025-05-30 06:43:58] [INFO ] Transformed 3094 transitions.
[2025-05-30 06:43:58] [INFO ] Found NUPN structural information;
[2025-05-30 06:43:58] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 336 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 39 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (442 resets) in 1591 ms. (25 steps per ms) remains 10/12 properties
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (143 resets) in 378 ms. (105 steps per ms) remains 9/10 properties
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-02 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2025-05-30 06:43:59] [INFO ] Flatten gal took : 287 ms
BEST_FIRST walk for 40004 steps (150 resets) in 296 ms. (134 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (147 resets) in 252 ms. (158 steps per ms) remains 9/9 properties
[2025-05-30 06:43:59] [INFO ] Flatten gal took : 139 ms
BEST_FIRST walk for 40002 steps (148 resets) in 242 ms. (164 steps per ms) remains 8/9 properties
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40002 steps (154 resets) in 278 ms. (143 steps per ms) remains 8/8 properties
[2025-05-30 06:43:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7080197268949301785.gal : 113 ms
BEST_FIRST walk for 40002 steps (150 resets) in 254 ms. (156 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (150 resets) in 149 ms. (266 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (152 resets) in 191 ms. (208 steps per ms) remains 8/8 properties
[2025-05-30 06:43:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality106670747566930898.prop : 2 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/ReachabilityCardinality7080197268949301785.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality106670747566930898.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 ...327
// Phase 1: matrix 3094 rows 2584 cols
[2025-05-30 06:44:00] [INFO ] Computed 4 invariants in 42 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Loading property file /tmp/ReachabilityCardinality106670747566930898.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/161 variables, 161/161 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/161 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2413/2574 variables, 4/165 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2413/2578 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem CloudReconfiguration-PT-306-ReachabilityCardinality-2025-09 is UNSAT
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-09 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 3086/5660 variables, 2574/5152 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5660 variables, 0/5152 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 5/5665 variables, 3/5155 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5665 variables, 3/5158 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5665 variables, 0/5158 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 2/5667 variables, 1/5159 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/5667 variables, 1/5160 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/5667 variables, 0/5160 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 13 (OVERLAPS) 2/5669 variables, 1/5161 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/5669 variables, 1/5162 constraints. Problems are: Problem set: 1 solved, 7 unsolved
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :3 after 4
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :4 after 5
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :5 after 6
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :6 after 7
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :7 after 9
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :9 after 12
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :12 after 27
At refinement iteration 15 (INCLUDED_ONLY) 0/5669 variables, 0/5162 constraints. Problems are: Problem set: 1 solved, 7 unsolved
SDD proceeding with computation,8 properties remain. new max is 2048
SDD size :27 after 645
At refinement iteration 16 (OVERLAPS) 2/5671 variables, 1/5163 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/5671 variables, 1/5164 constraints. Problems are: Problem set: 1 solved, 7 unsolved
SDD proceeding with computation,8 properties remain. new max is 4096
SDD size :645 after 1545
Invariant property CloudReconfiguration-PT-306-ReachabilityCardinality-2025-10 does not hold.
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,7 properties remain. new max is 4096
SDD size :1545 after 8352
Invariant property CloudReconfiguration-PT-306-ReachabilityCardinality-2025-05 does not hold.
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Invariant property CloudReconfiguration-PT-306-ReachabilityCardinality-2025-04 does not hold.
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,5 properties remain. new max is 4096
SDD size :8352 after 16351
SDD proceeding with computation,5 properties remain. new max is 8192
SDD size :16351 after 19956
SDD proceeding with computation,5 properties remain. new max is 16384
SDD size :19956 after 108395
SDD proceeding with computation,5 properties remain. new max is 32768
SDD size :108395 after 459553
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5671/5678 variables, and 5164 constraints, problems are : Problem set: 4 solved, 4 unsolved in 10690 ms.
Refiners :[Domain max(s): 2580/2584 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2580/2584 constraints, PredecessorRefiner: 8/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 2497/2574 variables, 4/81 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2497/2578 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 3086/5660 variables, 2574/5152 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5660 variables, 3/5155 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5660 variables, 0/5155 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 5/5665 variables, 3/5158 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5665 variables, 3/5161 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/5665 variables, 0/5161 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 2/5667 variables, 1/5162 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/5667 variables, 1/5163 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/5667 variables, 0/5163 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 2/5669 variables, 1/5164 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/5669 variables, 1/5165 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/5669 variables, 0/5165 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 2/5671 variables, 1/5166 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/5671 variables, 1/5167 constraints. Problems are: Problem set: 4 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5671/5678 variables, and 5167 constraints, problems are : Problem set: 4 solved, 4 unsolved in 5025 ms.
Refiners :[Domain max(s): 2580/2584 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2580/2584 constraints, PredecessorRefiner: 4/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15859ms problems are : Problem set: 4 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 77 out of 2584 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2778 edges and 2584 vertex of which 690 / 2584 are part of one of the 60 SCC in 12 ms
Free SCC test removed 630 places
Drop transitions (Empty/Sink Transition effects.) removed 771 transitions
Reduce isomorphic transitions removed 771 transitions.
Graph (complete) has 2601 edges and 1954 vertex of which 1941 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.8 ms
Discarding 13 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1170 transitions
Trivial Post-agglo rules discarded 1170 transitions
Performed 1170 trivial Post agglomeration. Transition count delta: 1170
Iterating post reduction 0 with 1177 rules applied. Total rules applied 1179 place count 1941 transition count 1138
Reduce places removed 1170 places and 0 transitions.
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 40 transitions
Trivial Post-agglo rules discarded 40 transitions
Performed 40 trivial Post agglomeration. Transition count delta: 40
Iterating post reduction 1 with 1270 rules applied. Total rules applied 2449 place count 771 transition count 1038
Reduce places removed 40 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 47 rules applied. Total rules applied 2496 place count 731 transition count 1031
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 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 5 rules applied. Total rules applied 2501 place count 729 transition count 1028
Reduce places removed 1 places and 0 transitions.
Performed 62 Post agglomeration using F-continuation condition.Transition count delta: 62
Iterating post reduction 4 with 63 rules applied. Total rules applied 2564 place count 728 transition count 966
Reduce places removed 62 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 5 with 71 rules applied. Total rules applied 2635 place count 666 transition count 957
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 2638 place count 663 transition count 957
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 30 Pre rules applied. Total rules applied 2638 place count 663 transition count 927
Deduced a syphon composed of 30 places in 2 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 7 with 60 rules applied. Total rules applied 2698 place count 633 transition count 927
Discarding 82 places :
Symmetric choice reduction at 7 with 82 rule applications. Total rules 2780 place count 551 transition count 845
Iterating global reduction 7 with 82 rules applied. Total rules applied 2862 place count 551 transition count 845
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 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 7 with 5 rules applied. Total rules applied 2867 place count 551 transition count 840
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 8 with 2 rules applied. Total rules applied 2869 place count 550 transition count 839
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 2870 place count 549 transition count 839
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 7 Pre rules applied. Total rules applied 2870 place count 549 transition count 832
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 10 with 14 rules applied. Total rules applied 2884 place count 542 transition count 832
Discarding 57 places :
Symmetric choice reduction at 10 with 57 rule applications. Total rules 2941 place count 485 transition count 775
Iterating global reduction 10 with 57 rules applied. Total rules applied 2998 place count 485 transition count 775
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 10 with 24 rules applied. Total rules applied 3022 place count 485 transition count 751
Reduce places removed 11 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 11 with 13 rules applied. Total rules applied 3035 place count 474 transition count 749
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 12 with 2 rules applied. Total rules applied 3037 place count 473 transition count 748
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 3038 place count 472 transition count 748
Discarding 15 places :
Symmetric choice reduction at 14 with 15 rule applications. Total rules 3053 place count 457 transition count 725
Iterating global reduction 14 with 15 rules applied. Total rules applied 3068 place count 457 transition count 725
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 14 with 4 rules applied. Total rules applied 3072 place count 457 transition count 721
Discarding 7 places :
Symmetric choice reduction at 15 with 7 rule applications. Total rules 3079 place count 450 transition count 707
Iterating global reduction 15 with 7 rules applied. Total rules applied 3086 place count 450 transition count 707
Discarding 3 places :
Symmetric choice reduction at 15 with 3 rule applications. Total rules 3089 place count 447 transition count 701
Iterating global reduction 15 with 3 rules applied. Total rules applied 3092 place count 447 transition count 701
Performed 176 Post agglomeration using F-continuation condition with reduction of 64 identical transitions.
Deduced a syphon composed of 176 places in 2 ms
Reduce places removed 176 places and 0 transitions.
Iterating global reduction 15 with 352 rules applied. Total rules applied 3444 place count 271 transition count 461
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 15 with 11 rules applied. Total rules applied 3455 place count 271 transition count 450
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 16 with 8 rules applied. Total rules applied 3463 place count 267 transition count 446
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 16 with 4 rules applied. Total rules applied 3467 place count 267 transition count 442
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 17 with 2 rules applied. Total rules applied 3469 place count 266 transition count 441
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 17 with 2 rules applied. Total rules applied 3471 place count 266 transition count 439
Performed 43 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 43 places in 0 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 18 with 86 rules applied. Total rules applied 3557 place count 223 transition count 463
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 18 with 31 rules applied. Total rules applied 3588 place count 223 transition count 432
Discarding 15 places :
Symmetric choice reduction at 19 with 15 rule applications. Total rules 3603 place count 208 transition count 401
Iterating global reduction 19 with 15 rules applied. Total rules applied 3618 place count 208 transition count 401
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 19 with 2 rules applied. Total rules applied 3620 place count 208 transition count 399
Discarding 4 places :
Symmetric choice reduction at 20 with 4 rule applications. Total rules 3624 place count 204 transition count 391
Iterating global reduction 20 with 4 rules applied. Total rules applied 3628 place count 204 transition count 391
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 20 with 2 rules applied. Total rules applied 3630 place count 204 transition count 389
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 21 with 22 rules applied. Total rules applied 3652 place count 204 transition count 367
Discarding 1 places :
Symmetric choice reduction at 21 with 1 rule applications. Total rules 3653 place count 203 transition count 366
Iterating global reduction 21 with 1 rules applied. Total rules applied 3654 place count 203 transition count 366
Free-agglomeration rule applied 18 times.
Iterating global reduction 21 with 18 rules applied. Total rules applied 3672 place count 203 transition count 348
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 21 with 18 rules applied. Total rules applied 3690 place count 185 transition count 348
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 22 with 4 rules applied. Total rules applied 3694 place count 185 transition count 344
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 22 with 9 rules applied. Total rules applied 3703 place count 185 transition count 344
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 22 with 2 rules applied. Total rules applied 3705 place count 185 transition count 342
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 22 with 2 rules applied. Total rules applied 3707 place count 185 transition count 342
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 22 with 1 rules applied. Total rules applied 3708 place count 185 transition count 341
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 23 with 1 rules applied. Total rules applied 3709 place count 185 transition count 340
Applied a total of 3709 rules in 412 ms. Remains 185 /2584 variables (removed 2399) and now considering 340/3094 (removed 2754) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 426 ms. Remains : 185/2584 places, 340/3094 transitions.
RANDOM walk for 40000 steps (472 resets) in 839 ms. (47 steps per ms) remains 1/4 properties
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (134 resets) in 68 ms. (579 steps per ms) remains 1/1 properties
[2025-05-30 06:44:16] [INFO ] Flow matrix only has 338 transitions (discarded 2 similar events)
// Phase 1: matrix 338 rows 185 cols
[2025-05-30 06:44:16] [INFO ] Computed 2 invariants in 2 ms
[2025-05-30 06:44:16] [INFO ] State equation strengthened by 28 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) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 98/110 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 198/308 variables, 110/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/308 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 101/409 variables, 19/131 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/409 variables, 27/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/409 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 102/511 variables, 44/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/511 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/511 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 12/523 variables, 12/215 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 06:44:16] [INFO ] Deduced a trap composed of 35 places in 53 ms of which 11 ms to minimize.
Problem CloudReconfiguration-PT-306-ReachabilityCardinality-2025-01 is UNSAT
FORMULA CloudReconfiguration-PT-306-ReachabilityCardinality-2025-01 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 523/523 variables, and 216 constraints, problems are : Problem set: 1 solved, 0 unsolved in 182 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 185/185 constraints, ReadFeed: 28/28 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 191ms 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 18835 ms.

BK_STOP 1748587456927

--------------------
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-306"
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-306, 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-174854028100254"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-306.tgz
mv CloudReconfiguration-PT-306 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 ;