Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028300358.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-320, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028300358
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K 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 4.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K 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 661K 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-320-ReachabilityCardinality-2025-00
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-01
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-02
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-03
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-04
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-05
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-06
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-07
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-08
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-09
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-10
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-11
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-12
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-13
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-14
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748601945991

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-320
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-30 10:45:47] [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 10:45:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 10:45:47] [INFO ] Load time of PNML (sax parser for PT used): 150 ms
[2025-05-30 10:45:47] [INFO ] Transformed 2587 places.
[2025-05-30 10:45:47] [INFO ] Transformed 3099 transitions.
[2025-05-30 10:45:47] [INFO ] Found NUPN structural information;
[2025-05-30 10:45:47] [INFO ] Parsed PT model containing 2587 places and 3099 transitions and 6479 arcs in 255 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 18 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (343 resets) in 2280 ms. (17 steps per ms) remains 13/15 properties
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-05-30 10:45:48] [INFO ] Flatten gal took : 386 ms
BEST_FIRST walk for 40002 steps (112 resets) in 453 ms. (88 steps per ms) remains 13/13 properties
[2025-05-30 10:45:48] [INFO ] Flatten gal took : 129 ms
BEST_FIRST walk for 40002 steps (103 resets) in 229 ms. (173 steps per ms) remains 13/13 properties
[2025-05-30 10:45:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1542502984071341447.gal : 77 ms
[2025-05-30 10:45:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9802047637861332842.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/ReachabilityCardinality1542502984071341447.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9802047637861332842.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 ...328
BEST_FIRST walk for 40003 steps (108 resets) in 574 ms. (69 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (114 resets) in 268 ms. (148 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (112 resets) in 189 ms. (210 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (113 resets) in 179 ms. (222 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (106 resets) in 187 ms. (212 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (117 resets) in 121 ms. (327 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (108 resets) in 126 ms. (314 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (106 resets) in 144 ms. (275 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (109 resets) in 244 ms. (163 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (103 resets) in 95 ms. (416 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (102 resets) in 95 ms. (416 steps per ms) remains 13/13 properties
Loading property file /tmp/ReachabilityCardinality9802047637861332842.prop.
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :3 after 4
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :4 after 5
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :5 after 6
SDD proceeding with computation,13 properties remain. new max is 128
SDD size :6 after 7
SDD proceeding with computation,13 properties remain. new max is 256
SDD size :7 after 9
SDD proceeding with computation,13 properties remain. new max is 512
SDD size :9 after 11
SDD proceeding with computation,13 properties remain. new max is 1024
SDD size :11 after 19
SDD proceeding with computation,13 properties remain. new max is 2048
SDD size :19 after 332
SDD proceeding with computation,13 properties remain. new max is 4096
SDD size :332 after 2316
Reachability property CloudReconfiguration-PT-320-ReachabilityCardinality-2025-15 is true.
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,12 properties remain. new max is 4096
SDD size :2316 after 5064
// Phase 1: matrix 3099 rows 2587 cols
[2025-05-30 10:46:05] [INFO ] Computed 4 invariants in 58 ms
SDD proceeding with computation,12 properties remain. new max is 8192
SDD size :5064 after 10064
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) 0/175 variables, 175/175 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/175 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 2401/2576 variables, 4/179 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,12 properties remain. new max is 16384
SDD size :10064 after 639641
At refinement iteration 3 (INCLUDED_ONLY) 0/2576 variables, 2401/2580 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2576 variables, 0/2580 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Invariant property CloudReconfiguration-PT-320-ReachabilityCardinality-2025-08 does not hold.
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 5 (OVERLAPS) 3089/5665 variables, 2576/5156 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5665 variables, 0/5156 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 2/5667 variables, 1/5157 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5667 variables, 1/5158 constraints. Problems are: Problem set: 1 solved, 11 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5667/5686 variables, and 5158 constraints, problems are : Problem set: 1 solved, 11 unsolved in 5055 ms.
Refiners :[Domain max(s): 2577/2587 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2577/2587 constraints, PredecessorRefiner: 12/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 11 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/166 variables, 166/166 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/166 variables, 0/166 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 2410/2576 variables, 4/170 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2576 variables, 2410/2580 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2576 variables, 0/2580 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 3089/5665 variables, 2576/5156 constraints. Problems are: Problem set: 1 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5665 variables, 10/5166 constraints. Problems are: Problem set: 1 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5665/5686 variables, and 5166 constraints, problems are : Problem set: 1 solved, 11 unsolved in 5031 ms.
Refiners :[Domain max(s): 2576/2587 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2576/2587 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10292ms problems are : Problem set: 1 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 166 out of 2587 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2587/2587 places, 3099/3099 transitions.
Graph (trivial) has 2596 edges and 2587 vertex of which 593 / 2587 are part of one of the 53 SCC in 14 ms
Free SCC test removed 540 places
Drop transitions (Empty/Sink Transition effects.) removed 661 transitions
Reduce isomorphic transitions removed 661 transitions.
Graph (complete) has 2724 edges and 2047 vertex of which 2033 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.6 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1091 transitions
Trivial Post-agglo rules discarded 1091 transitions
Performed 1091 trivial Post agglomeration. Transition count delta: 1091
Iterating post reduction 0 with 1100 rules applied. Total rules applied 1102 place count 2033 transition count 1329
Reduce places removed 1091 places and 0 transitions.
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 38 transitions
Trivial Post-agglo rules discarded 38 transitions
Performed 38 trivial Post agglomeration. Transition count delta: 38
Iterating post reduction 1 with 1182 rules applied. Total rules applied 2284 place count 942 transition count 1238
Reduce places removed 38 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 106 Post agglomeration using F-continuation condition.Transition count delta: 106
Iterating post reduction 2 with 146 rules applied. Total rules applied 2430 place count 904 transition count 1130
Reduce places removed 106 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 3 with 111 rules applied. Total rules applied 2541 place count 798 transition count 1125
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 2543 place count 796 transition count 1125
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 30 Pre rules applied. Total rules applied 2543 place count 796 transition count 1095
Deduced a syphon composed of 30 places in 2 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 5 with 60 rules applied. Total rules applied 2603 place count 766 transition count 1095
Discarding 87 places :
Symmetric choice reduction at 5 with 87 rule applications. Total rules 2690 place count 679 transition count 1008
Iterating global reduction 5 with 87 rules applied. Total rules applied 2777 place count 679 transition count 1008
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 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 5 with 6 rules applied. Total rules applied 2783 place count 679 transition count 1002
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 6 with 3 rules applied. Total rules applied 2786 place count 678 transition count 1000
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 3 rules applied. Total rules applied 2789 place count 677 transition count 998
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 8 with 3 rules applied. Total rules applied 2792 place count 676 transition count 996
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 2793 place count 675 transition count 996
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 5 Pre rules applied. Total rules applied 2793 place count 675 transition count 991
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 10 with 10 rules applied. Total rules applied 2803 place count 670 transition count 991
Discarding 46 places :
Symmetric choice reduction at 10 with 46 rule applications. Total rules 2849 place count 624 transition count 945
Iterating global reduction 10 with 46 rules applied. Total rules applied 2895 place count 624 transition count 945
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 10 with 13 rules applied. Total rules applied 2908 place count 624 transition count 932
Reduce places removed 6 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 8 rules applied. Total rules applied 2916 place count 618 transition count 930
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 2918 place count 617 transition count 929
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 2919 place count 616 transition count 929
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 2922 place count 613 transition count 926
Iterating global reduction 14 with 3 rules applied. Total rules applied 2925 place count 613 transition count 926
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 1 rules applied. Total rules applied 2926 place count 613 transition count 925
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 2927 place count 612 transition count 923
Iterating global reduction 15 with 1 rules applied. Total rules applied 2928 place count 612 transition count 923
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 2929 place count 611 transition count 921
Iterating global reduction 15 with 1 rules applied. Total rules applied 2930 place count 611 transition count 921
Performed 174 Post agglomeration using F-continuation condition with reduction of 45 identical transitions.
Deduced a syphon composed of 174 places in 0 ms
Reduce places removed 174 places and 0 transitions.
Iterating global reduction 15 with 348 rules applied. Total rules applied 3278 place count 437 transition count 702
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 15 with 18 rules applied. Total rules applied 3296 place count 437 transition count 684
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 3298 place count 436 transition count 683
Performed 44 Post agglomeration using F-continuation condition with reduction of 5 identical transitions.
Deduced a syphon composed of 44 places in 1 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 16 with 88 rules applied. Total rules applied 3386 place count 392 transition count 731
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 16 with 27 rules applied. Total rules applied 3413 place count 392 transition count 704
Discarding 6 places :
Symmetric choice reduction at 17 with 6 rule applications. Total rules 3419 place count 386 transition count 692
Iterating global reduction 17 with 6 rules applied. Total rules applied 3425 place count 386 transition count 692
Drop transitions (Redundant composition of simpler transitions.) removed 41 transitions
Redundant transition composition rules discarded 41 transitions
Iterating global reduction 17 with 41 rules applied. Total rules applied 3466 place count 386 transition count 651
Discarding 2 places :
Symmetric choice reduction at 17 with 2 rule applications. Total rules 3468 place count 384 transition count 649
Iterating global reduction 17 with 2 rules applied. Total rules applied 3470 place count 384 transition count 649
Free-agglomeration rule applied 55 times.
Iterating global reduction 17 with 55 rules applied. Total rules applied 3525 place count 384 transition count 594
Reduce places removed 55 places and 0 transitions.
Iterating post reduction 17 with 55 rules applied. Total rules applied 3580 place count 329 transition count 594
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 18 with 7 rules applied. Total rules applied 3587 place count 329 transition count 587
Partial Free-agglomeration rule applied 16 times.
Drop transitions (Partial Free agglomeration) removed 16 transitions
Iterating global reduction 18 with 16 rules applied. Total rules applied 3603 place count 329 transition count 587
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 18 with 5 rules applied. Total rules applied 3608 place count 329 transition count 582
Partial Post-agglomeration rule applied 3 times.
Drop transitions (Partial Post agglomeration) removed 3 transitions
Iterating global reduction 18 with 3 rules applied. Total rules applied 3611 place count 329 transition count 582
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 18 with 1 rules applied. Total rules applied 3612 place count 328 transition count 581
Applied a total of 3612 rules in 549 ms. Remains 328 /2587 variables (removed 2259) and now considering 581/3099 (removed 2518) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 555 ms. Remains : 328/2587 places, 581/3099 transitions.
RANDOM walk for 40000 steps (9 resets) in 1302 ms. (30 steps per ms) remains 6/11 properties
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (10 resets) in 131 ms. (303 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (9 resets) in 110 ms. (360 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (10 resets) in 70 ms. (563 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 71 ms. (555 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (9 resets) in 205 ms. (194 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (9 resets) in 53 ms. (740 steps per ms) remains 5/6 properties
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2025-05-30 10:46:16] [INFO ] Flow matrix only has 578 transitions (discarded 3 similar events)
// Phase 1: matrix 578 rows 328 cols
[2025-05-30 10:46:16] [INFO ] Computed 4 invariants in 3 ms
[2025-05-30 10:46:16] [INFO ] State equation strengthened by 5 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) 0/106 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem CloudReconfiguration-PT-320-ReachabilityCardinality-2025-12 is UNSAT
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 215/321 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/321 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 576/897 variables, 321/325 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/897 variables, 3/328 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/897 variables, 0/328 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 9/906 variables, 7/335 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/906 variables, 2/337 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 10:46:18] [INFO ] Deduced a trap composed of 83 places in 1317 ms of which 11 ms to minimize.
Problem CloudReconfiguration-PT-320-ReachabilityCardinality-2025-09 is UNSAT
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-09 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 8 (INCLUDED_ONLY) 0/906 variables, 1/338 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/906 variables, 0/338 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/906 variables, 0/338 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 906/906 variables, and 338 constraints, problems are : Problem set: 2 solved, 3 unsolved in 2117 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 328/328 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 281/321 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/321 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 576/897 variables, 321/325 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/897 variables, 3/328 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/897 variables, 2/330 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/897 variables, 0/330 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 9/906 variables, 7/337 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/906 variables, 2/339 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/906 variables, 1/340 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/906 variables, 1/341 constraints. Problems are: Problem set: 2 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 10:46:19] [INFO ] Deduced a trap composed of 89 places in 138 ms of which 22 ms to minimize.
Problem CloudReconfiguration-PT-320-ReachabilityCardinality-2025-04 is UNSAT
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-04 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 11 (INCLUDED_ONLY) 0/906 variables, 1/342 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/906 variables, 0/342 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/906 variables, 0/342 constraints. Problems are: Problem set: 3 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 906/906 variables, and 342 constraints, problems are : Problem set: 3 solved, 2 unsolved in 781 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 328/328 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/4 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2931ms problems are : Problem set: 3 solved, 2 unsolved
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-06 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 38 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=38 )
FORMULA CloudReconfiguration-PT-320-ReachabilityCardinality-2025-10 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 2 properties in 25 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 32341 ms.

BK_STOP 1748601979591

--------------------
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-320"
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-320, 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-174854028300358"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-320.tgz
mv CloudReconfiguration-PT-320 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 ;