Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028100262.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-307, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028100262
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1012K
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K 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 3.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K 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 3.3K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K 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-307-ReachabilityCardinality-2025-00
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-01
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-02
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-03
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-04
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-05
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-06
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-07
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-08
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-09
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-10
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-11
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-12
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-13
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-14
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748588251703

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-307
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-30 06:57:32] [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 06:57:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 06:57:33] [INFO ] Load time of PNML (sax parser for PT used): 148 ms
[2025-05-30 06:57:33] [INFO ] Transformed 2584 places.
[2025-05-30 06:57:33] [INFO ] Transformed 3094 transitions.
[2025-05-30 06:57:33] [INFO ] Found NUPN structural information;
[2025-05-30 06:57:33] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 249 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (340 resets) in 1304 ms. (30 steps per ms) remains 9/10 properties
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (105 resets) in 431 ms. (92 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (96 resets) in 171 ms. (232 steps per ms) remains 8/9 properties
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-06 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (106 resets) in 124 ms. (320 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (100 resets) in 184 ms. (216 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (96 resets) in 181 ms. (219 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (102 resets) in 203 ms. (196 steps per ms) remains 8/8 properties
[2025-05-30 06:57:34] [INFO ] Flatten gal took : 427 ms
BEST_FIRST walk for 40003 steps (105 resets) in 242 ms. (164 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (99 resets) in 166 ms. (239 steps per ms) remains 8/8 properties
// Phase 1: matrix 3094 rows 2584 cols
[2025-05-30 06:57:34] [INFO ] Flatten gal took : 141 ms
[2025-05-30 06:57:34] [INFO ] Computed 4 invariants in 47 ms
[2025-05-30 06:57:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1247058625158373198.gal : 72 ms
[2025-05-30 06:57:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12010640049143490862.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/ReachabilityCardinality1247058625158373198.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12010640049143490862.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
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) 0/17 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Loading property file /tmp/ReachabilityCardinality12010640049143490862.prop.
At refinement iteration 2 (OVERLAPS) 2556/2573 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2573 variables, 2556/2577 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2573 variables, 0/2577 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 3084/5657 variables, 2573/5150 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5657 variables, 0/5150 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 2/5659 variables, 1/5151 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5659 variables, 1/5152 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5659 variables, 0/5152 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 2/5661 variables, 1/5153 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/5661 variables, 1/5154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,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 8
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :8 after 10
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :10 after 18
At refinement iteration 12 (INCLUDED_ONLY) 0/5661 variables, 0/5154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (OVERLAPS) 2/5663 variables, 1/5155 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/5663 variables, 1/5156 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,8 properties remain. new max is 2048
SDD size :18 after 115
SDD proceeding with computation,8 properties remain. new max is 4096
SDD size :115 after 2303
Invariant property CloudReconfiguration-PT-307-ReachabilityCardinality-2025-11 does not hold.
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,7 properties remain. new max is 4096
SDD size :2303 after 5542
At refinement iteration 15 (INCLUDED_ONLY) 0/5663 variables, 0/5156 constraints. Problems are: Problem set: 1 solved, 7 unsolved
SMT process timed out in 5339ms, After SMT, problems are : Problem set: 1 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 15 out of 2584 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2925 edges and 2584 vertex of which 802 / 2584 are part of one of the 59 SCC in 17 ms
Free SCC test removed 743 places
Drop transitions (Empty/Sink Transition effects.) removed 909 transitions
Reduce isomorphic transitions removed 909 transitions.
Graph (complete) has 2463 edges and 1841 vertex of which 1827 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.4 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 1224 transitions
Trivial Post-agglo rules discarded 1224 transitions
Performed 1224 trivial Post agglomeration. Transition count delta: 1224
Iterating post reduction 0 with 1233 rules applied. Total rules applied 1235 place count 1827 transition count 943
Reduce places removed 1224 places and 0 transitions.
Ensure Unique test removed 83 transitions
Reduce isomorphic transitions removed 83 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 67 transitions
Trivial Post-agglo rules discarded 67 transitions
Performed 67 trivial Post agglomeration. Transition count delta: 67
Iterating post reduction 1 with 1374 rules applied. Total rules applied 2609 place count 603 transition count 793
Reduce places removed 67 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 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 2 with 76 rules applied. Total rules applied 2685 place count 536 transition count 784
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 3 with 8 rules applied. Total rules applied 2693 place count 533 transition count 779
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Reachability property CloudReconfiguration-PT-307-ReachabilityCardinality-2025-13 is true.
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
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 2701 place count 530 transition count 774
Reduce places removed 3 places and 0 transitions.
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :5542 after 15297
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Iterating post reduction 5 with 16 rules applied. Total rules applied 2717 place count 527 transition count 761
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 14 rules applied. Total rules applied 2731 place count 514 transition count 760
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 21 Pre rules applied. Total rules applied 2731 place count 514 transition count 739
Deduced a syphon composed of 21 places in 2 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 7 with 42 rules applied. Total rules applied 2773 place count 493 transition count 739
Discarding 73 places :
Symmetric choice reduction at 7 with 73 rule applications. Total rules 2846 place count 420 transition count 666
Iterating global reduction 7 with 73 rules applied. Total rules applied 2919 place count 420 transition count 666
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 7 Pre rules applied. Total rules applied 2919 place count 420 transition count 659
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 7 with 14 rules applied. Total rules applied 2933 place count 413 transition count 659
Discarding 57 places :
Symmetric choice reduction at 7 with 57 rule applications. Total rules 2990 place count 356 transition count 602
Iterating global reduction 7 with 57 rules applied. Total rules applied 3047 place count 356 transition count 602
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 7 with 34 rules applied. Total rules applied 3081 place count 356 transition count 568
Reduce places removed 17 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 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 8 with 29 rules applied. Total rules applied 3110 place count 339 transition count 556
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 3116 place count 333 transition count 556
Discarding 19 places :
Symmetric choice reduction at 10 with 19 rule applications. Total rules 3135 place count 314 transition count 525
Iterating global reduction 10 with 19 rules applied. Total rules applied 3154 place count 314 transition count 525
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 10 with 7 rules applied. Total rules applied 3161 place count 314 transition count 518
Discarding 9 places :
Symmetric choice reduction at 11 with 9 rule applications. Total rules 3170 place count 305 transition count 500
Iterating global reduction 11 with 9 rules applied. Total rules applied 3179 place count 305 transition count 500
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 3182 place count 302 transition count 494
Iterating global reduction 11 with 3 rules applied. Total rules applied 3185 place count 302 transition count 494
Performed 152 Post agglomeration using F-continuation condition with reduction of 76 identical transitions.
Deduced a syphon composed of 152 places in 1 ms
Reduce places removed 152 places and 0 transitions.
Iterating global reduction 11 with 304 rules applied. Total rules applied 3489 place count 150 transition count 266
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 11 with 5 rules applied. Total rules applied 3494 place count 150 transition count 261
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 12 with 4 rules applied. Total rules applied 3498 place count 148 transition count 259
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 12 with 4 rules applied. Total rules applied 3502 place count 148 transition count 255
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 13 with 4 rules applied. Total rules applied 3506 place count 146 transition count 253
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 13 with 4 rules applied. Total rules applied 3510 place count 146 transition count 249
Performed 38 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 38 places in 0 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 14 with 76 rules applied. Total rules applied 3586 place count 108 transition count 271
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 14 with 40 rules applied. Total rules applied 3626 place count 108 transition count 231
Discarding 22 places :
Symmetric choice reduction at 15 with 22 rule applications. Total rules 3648 place count 86 transition count 194
Iterating global reduction 15 with 22 rules applied. Total rules applied 3670 place count 86 transition count 194
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 15 with 10 rules applied. Total rules applied 3680 place count 86 transition count 184
Discarding 5 places :
Symmetric choice reduction at 16 with 5 rule applications. Total rules 3685 place count 81 transition count 174
Iterating global reduction 16 with 5 rules applied. Total rules applied 3690 place count 81 transition count 174
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 16 with 3 rules applied. Total rules applied 3693 place count 81 transition count 171
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 17 with 16 rules applied. Total rules applied 3709 place count 81 transition count 155
Discarding 1 places :
Symmetric choice reduction at 17 with 1 rule applications. Total rules 3710 place count 80 transition count 152
Iterating global reduction 17 with 1 rules applied. Total rules applied 3711 place count 80 transition count 152
Discarding 1 places :
Symmetric choice reduction at 17 with 1 rule applications. Total rules 3712 place count 79 transition count 151
Iterating global reduction 17 with 1 rules applied. Total rules applied 3713 place count 79 transition count 151
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 3714 place count 79 transition count 150
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 18 with 1 rules applied. Total rules applied 3715 place count 79 transition count 149
Free-agglomeration rule applied 6 times.
Iterating global reduction 18 with 6 rules applied. Total rules applied 3721 place count 79 transition count 143
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 18 with 7 rules applied. Total rules applied 3728 place count 73 transition count 142
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 19 with 3 rules applied. Total rules applied 3731 place count 73 transition count 142
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 19 with 2 rules applied. Total rules applied 3733 place count 73 transition count 140
Discarding 2 places :
Symmetric choice reduction at 19 with 2 rule applications. Total rules 3735 place count 71 transition count 138
Iterating global reduction 19 with 2 rules applied. Total rules applied 3737 place count 71 transition count 138
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 19 with 1 rules applied. Total rules applied 3738 place count 70 transition count 137
Applied a total of 3738 rules in 334 ms. Remains 70 /2584 variables (removed 2514) and now considering 137/3094 (removed 2957) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 348 ms. Remains : 70/2584 places, 137/3094 transitions.
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :15297 after 31084
RANDOM walk for 40000 steps (8 resets) in 1111 ms. (35 steps per ms) remains 3/6 properties
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40001 steps (8 resets) in 99 ms. (400 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (8 resets) in 90 ms. (439 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 112 ms. (354 steps per ms) remains 3/3 properties
[2025-05-30 06:57:40] [INFO ] Flow matrix only has 132 transitions (discarded 5 similar events)
// Phase 1: matrix 132 rows 70 cols
[2025-05-30 06:57:40] [INFO ] Computed 4 invariants in 2 ms
[2025-05-30 06:57:40] [INFO ] State equation strengthened by 20 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) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 58/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 131/197 variables, 66/70 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/197 variables, 19/89 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 5/202 variables, 4/93 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/202 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/202 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 202/202 variables, and 94 constraints, problems are : Problem set: 0 solved, 3 unsolved in 129 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 70/70 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 58/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 131/197 variables, 66/70 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/197 variables, 19/89 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 3/92 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:57:40] [INFO ] Deduced a trap composed of 12 places in 68 ms of which 9 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/197 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/197 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 5/202 variables, 4/97 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/202 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:57:40] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 2 ms to minimize.
Problem CloudReconfiguration-PT-307-ReachabilityCardinality-2025-01 is UNSAT
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-01 FALSE TECHNIQUES SMT_REFINEMENT
Problem CloudReconfiguration-PT-307-ReachabilityCardinality-2025-07 is UNSAT
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-07 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 10 (INCLUDED_ONLY) 0/202 variables, 1/99 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/202 variables, 0/99 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/202 variables, 0/99 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 202/202 variables, and 99 constraints, problems are : Problem set: 2 solved, 1 unsolved in 307 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 70/70 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 451ms problems are : Problem set: 2 solved, 1 unsolved
Parikh walk visited 0 properties in 4 ms.
Support contains 6 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 137/137 transitions.
Graph (trivial) has 28 edges and 70 vertex of which 4 / 70 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) 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 0 with 1 rules applied. Total rules applied 2 place count 68 transition count 132
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 67 transition count 131
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5 place count 66 transition count 131
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 5 place count 66 transition count 128
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 11 place count 63 transition count 128
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 12 place count 62 transition count 127
Iterating global reduction 3 with 1 rules applied. Total rules applied 13 place count 62 transition count 127
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 23 place count 57 transition count 122
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 30 place count 57 transition count 115
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 33 place count 54 transition count 112
Iterating global reduction 4 with 3 rules applied. Total rules applied 36 place count 54 transition count 112
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 39 place count 54 transition count 109
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 41 place count 53 transition count 114
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 44 place count 53 transition count 111
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 6 with 18 rules applied. Total rules applied 62 place count 53 transition count 93
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 1 rules applied. Total rules applied 63 place count 53 transition count 92
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 64 place count 52 transition count 92
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 66 place count 50 transition count 86
Iterating global reduction 8 with 2 rules applied. Total rules applied 68 place count 50 transition count 86
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 69 place count 50 transition count 85
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 71 place count 48 transition count 83
Iterating global reduction 9 with 2 rules applied. Total rules applied 73 place count 48 transition count 83
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 76 place count 48 transition count 80
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 77 place count 48 transition count 79
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 78 place count 48 transition count 79
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 79 place count 48 transition count 78
Applied a total of 79 rules in 31 ms. Remains 48 /70 variables (removed 22) and now considering 78/137 (removed 59) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 48/70 places, 78/137 transitions.
RANDOM walk for 40000 steps (8 resets) in 82 ms. (481 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (8 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 1907 steps, run visited all 1 properties in 11 ms. (steps per millisecond=173 )
Probabilistic random walk after 1907 steps, saw 658 distinct states, run finished after 14 ms. (steps per millisecond=136 ) properties seen :1
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-2025-12 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
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 8062 ms.

BK_STOP 1748588260971

--------------------
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-307"
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-307, 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-174854028100262"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-307.tgz
mv CloudReconfiguration-PT-307 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 ;