Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r066-tall-177946967600190.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is CloudReconfiguration-PT-310, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967600190
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.3K Mar 6 08:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 6 08:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Mar 6 08:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 6 08:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 08:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 08:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 08:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 08:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 08:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K Mar 6 08:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Mar 6 08:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 6 08:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 660K Mar 3 18:30 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-310-ReachabilityCardinality-2024-00
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-01
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-02
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-03
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-04
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-05
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-06
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-07
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-08
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-09
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-10
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-11
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-12
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-13
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-14
FORMULA_NAME CloudReconfiguration-PT-310-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779507323900

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-310
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-23 03:35:25] [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]
[2026-05-23 03:35:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 03:35:25] [INFO ] Load time of PNML (sax parser for PT used): 147 ms
[2026-05-23 03:35:25] [INFO ] Transformed 2585 places.
[2026-05-23 03:35:25] [INFO ] Transformed 3095 transitions.
[2026-05-23 03:35:25] [INFO ] Found NUPN structural information;
[2026-05-23 03:35:25] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 259 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-310-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (307 resets) in 1892 ms. (21 steps per ms) remains 9/11 properties
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (96 resets) in 737 ms. (54 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (90 resets) in 367 ms. (108 steps per ms) remains 9/9 properties
[2026-05-23 03:35:26] [INFO ] Flatten gal took : 505 ms
BEST_FIRST walk for 40002 steps (86 resets) in 345 ms. (115 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (101 resets) in 179 ms. (222 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (90 resets) in 157 ms. (253 steps per ms) remains 9/9 properties
[2026-05-23 03:35:26] [INFO ] Flatten gal took : 209 ms
BEST_FIRST walk for 40004 steps (99 resets) in 518 ms. (77 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (94 resets) in 199 ms. (200 steps per ms) remains 9/9 properties
[2026-05-23 03:35:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11813659306418341708.gal : 134 ms
BEST_FIRST walk for 40004 steps (93 resets) in 167 ms. (238 steps per ms) remains 9/9 properties
[2026-05-23 03:35:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12011919813226562700.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11813659306418341708.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12011919813226562700.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

BEST_FIRST walk for 40001 steps (91 resets) in 136 ms. (291 steps per ms) remains 9/9 properties
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12075626802169070138.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8257880126230427663.kers'
[2026-05-23 03:35:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12075626802169070138.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8257880126230427663.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 3095 rows 2585 cols 6463 entries
Finished phase 1 with 2580 SingleSign rule and 1 generalized
[2026-05-23 03:35:27] [INFO ] Computed 4 invariants in 16 ms
Computed 4 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-8257880126230427663.kers
Total runtime 21 ms.
Loading property file /tmp/ReachabilityCardinality12011919813226562700.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 64/64 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 2510/2574 variables, 4/68 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2510/2578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 0/5152 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 2/5661 variables, 1/5153 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5661 variables, 1/5154 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5661 variables, 0/5154 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 2/5663 variables, 1/5155 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/5663 variables, 1/5156 constraints. Problems are: Problem set: 0 solved, 9 unsolved
SDD proceeding with computation,9 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,9 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,9 properties remain. new max is 16
SDD size :5 after 6
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :6 after 7
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :7 after 8
SDD proceeding with computation,9 properties remain. new max is 128
SDD size :8 after 9
SDD proceeding with computation,9 properties remain. new max is 256
SDD size :9 after 10
SDD proceeding with computation,9 properties remain. new max is 512
SDD size :10 after 11
SDD proceeding with computation,9 properties remain. new max is 1024
SDD size :11 after 20
SDD proceeding with computation,9 properties remain. new max is 2048
SDD size :20 after 453
At refinement iteration 12 (INCLUDED_ONLY) 0/5663 variables, 0/5156 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (OVERLAPS) 2/5665 variables, 1/5157 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/5665 variables, 1/5158 constraints. Problems are: Problem set: 0 solved, 9 unsolved
SDD proceeding with computation,9 properties remain. new max is 4096
SDD size :453 after 3537
SDD proceeding with computation,9 properties remain. new max is 8192
SDD size :3537 after 12892
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5665/5680 variables, and 5158 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5052 ms.
Refiners :[Domain max(s): 2577/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2577/2585 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 64/64 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 9 unsolved
SDD proceeding with computation,9 properties remain. new max is 16384
SDD size :12892 after 91987
At refinement iteration 2 (OVERLAPS) 2510/2574 variables, 4/68 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2510/2578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Invariant property CloudReconfiguration-PT-310-ReachabilityCardinality-2024-01 does not hold.
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,8 properties remain. new max is 16384
SDD size :91987 after 1.7497e+06
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 8/5160 constraints. Problems are: Problem set: 1 solved, 8 unsolved
SDD proceeding with computation,8 properties remain. new max is 32768
SDD size :1.7497e+06 after 1.12288e+07
At refinement iteration 7 (INCLUDED_ONLY) 0/5659 variables, 0/5160 constraints. Problems are: Problem set: 1 solved, 8 unsolved
SMT process timed out in 10238ms, After SMT, problems are : Problem set: 1 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 63 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2824 edges and 2585 vertex of which 778 / 2585 are part of one of the 60 SCC in 18 ms
Free SCC test removed 718 places
Drop transitions (Empty/Sink Transition effects.) removed 869 transitions
Reduce isomorphic transitions removed 869 transitions.
Graph (complete) has 2506 edges and 1867 vertex of which 1853 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.5 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1146 transitions
Trivial Post-agglo rules discarded 1146 transitions
Performed 1146 trivial Post agglomeration. Transition count delta: 1146
Iterating post reduction 0 with 1155 rules applied. Total rules applied 1157 place count 1853 transition count 1062
Reduce places removed 1146 places and 0 transitions.
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 1 with 1251 rules applied. Total rules applied 2408 place count 707 transition count 957
Reduce places removed 42 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 2 with 50 rules applied. Total rules applied 2458 place count 665 transition count 949
Reduce places removed 3 places and 0 transitions.
Performed 43 Post agglomeration using F-continuation condition.Transition count delta: 43
Iterating post reduction 3 with 46 rules applied. Total rules applied 2504 place count 662 transition count 906
Reduce places removed 43 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 46 rules applied. Total rules applied 2550 place count 619 transition count 903
Performed 26 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 26 Pre rules applied. Total rules applied 2550 place count 619 transition count 877
Deduced a syphon composed of 26 places in 1 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 5 with 52 rules applied. Total rules applied 2602 place count 593 transition count 877
Discarding 81 places :
Symmetric choice reduction at 5 with 81 rule applications. Total rules 2683 place count 512 transition count 796
Iterating global reduction 5 with 81 rules applied. Total rules applied 2764 place count 512 transition count 796
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 5 with 7 rules applied. Total rules applied 2771 place count 512 transition count 789
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 2774 place count 509 transition count 789
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 7 Pre rules applied. Total rules applied 2774 place count 509 transition count 782
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 7 with 14 rules applied. Total rules applied 2788 place count 502 transition count 782
Discarding 58 places :
Symmetric choice reduction at 7 with 58 rule applications. Total rules 2846 place count 444 transition count 724
Iterating global reduction 7 with 58 rules applied. Total rules applied 2904 place count 444 transition count 724
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 7 with 31 rules applied. Total rules applied 2935 place count 444 transition count 693
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 8 with 25 rules applied. Total rules applied 2960 place count 429 transition count 683
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 9 with 6 rules applied. Total rules applied 2966 place count 424 transition count 682
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 2967 place count 423 transition count 682
Discarding 15 places :
Symmetric choice reduction at 11 with 15 rule applications. Total rules 2982 place count 408 transition count 658
Iterating global reduction 11 with 15 rules applied. Total rules applied 2997 place count 408 transition count 658
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 11 with 5 rules applied. Total rules applied 3002 place count 408 transition count 653
Discarding 7 places :
Symmetric choice reduction at 12 with 7 rule applications. Total rules 3009 place count 401 transition count 639
Iterating global reduction 12 with 7 rules applied. Total rules applied 3016 place count 401 transition count 639
Discarding 3 places :
Symmetric choice reduction at 12 with 3 rule applications. Total rules 3019 place count 398 transition count 633
Iterating global reduction 12 with 3 rules applied. Total rules applied 3022 place count 398 transition count 633
Performed 152 Post agglomeration using F-continuation condition with reduction of 66 identical transitions.
Deduced a syphon composed of 152 places in 0 ms
Reduce places removed 152 places and 0 transitions.
Iterating global reduction 12 with 304 rules applied. Total rules applied 3326 place count 246 transition count 415
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 12 with 5 rules applied. Total rules applied 3331 place count 246 transition count 410
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 13 with 6 rules applied. Total rules applied 3337 place count 243 transition count 407
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 13 with 4 rules applied. Total rules applied 3341 place count 243 transition count 403
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 14 with 4 rules applied. Total rules applied 3345 place count 241 transition count 401
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 14 with 4 rules applied. Total rules applied 3349 place count 241 transition count 397
Performed 43 Post agglomeration using F-continuation condition with reduction of 18 identical transitions.
Deduced a syphon composed of 43 places in 0 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 15 with 86 rules applied. Total rules applied 3435 place count 198 transition count 431
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 15 with 29 rules applied. Total rules applied 3464 place count 198 transition count 402
Discarding 12 places :
Symmetric choice reduction at 16 with 12 rule applications. Total rules 3476 place count 186 transition count 378
Iterating global reduction 16 with 12 rules applied. Total rules applied 3488 place count 186 transition count 378
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 16 with 2 rules applied. Total rules applied 3490 place count 186 transition count 376
Discarding 1 places :
Symmetric choice reduction at 17 with 1 rule applications. Total rules 3491 place count 185 transition count 374
Iterating global reduction 17 with 1 rules applied. Total rules applied 3492 place count 185 transition count 374
Drop transitions (Redundant composition of simpler transitions.) removed 26 transitions
Redundant transition composition rules discarded 26 transitions
Iterating global reduction 17 with 26 rules applied. Total rules applied 3518 place count 185 transition count 348
Discarding 1 places :
Symmetric choice reduction at 17 with 1 rule applications. Total rules 3519 place count 184 transition count 347
Iterating global reduction 17 with 1 rules applied. Total rules applied 3520 place count 184 transition count 347
Free-agglomeration rule applied 14 times.
Iterating global reduction 17 with 14 rules applied. Total rules applied 3534 place count 184 transition count 333
Reduce places removed 14 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 15 rules applied. Total rules applied 3549 place count 170 transition count 332
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 18 with 2 rules applied. Total rules applied 3551 place count 170 transition count 330
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 18 with 6 rules applied. Total rules applied 3557 place count 170 transition count 330
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 3558 place count 170 transition count 329
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 18 with 1 rules applied. Total rules applied 3559 place count 170 transition count 329
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 18 with 1 rules applied. Total rules applied 3560 place count 169 transition count 328
Applied a total of 3560 rules in 408 ms. Remains 169 /2585 variables (removed 2416) and now considering 328/3095 (removed 2767) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 416 ms. Remains : 169/2585 places, 328/3095 transitions.
RANDOM walk for 40000 steps (288 resets) in 741 ms. (53 steps per ms) remains 1/8 properties
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (105 resets) in 143 ms. (277 steps per ms) remains 1/1 properties
[2026-05-23 03:35:37] [INFO ] Flow matrix only has 320 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16332489174926503130.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16092696018384649980.kers'
[2026-05-23 03:35:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16332489174926503130.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16092696018384649980.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 320 rows 169 cols 862 entries
Finished phase 1 with 165 SingleSign rule and 0 generalized
[2026-05-23 03:35:37] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16092696018384649980.kers
Total runtime 1 ms.
[2026-05-23 03:35:37] [INFO ] State equation strengthened by 4 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem CloudReconfiguration-PT-310-ReachabilityCardinality-2024-06 is UNSAT
FORMULA CloudReconfiguration-PT-310-ReachabilityCardinality-2024-06 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 164/489 variables, and 4 constraints, problems are : Problem set: 1 solved, 0 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/169 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 49ms 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 12963 ms.

BK_STOP 1779507338066

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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-310"
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 2-5973"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-310, 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 r066-tall-177946967600190"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-310.tgz
mv CloudReconfiguration-PT-310 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 ;