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-177946967600207.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)
...........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CloudReconfiguration-PT-312, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967600207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.9K Mar 6 08:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 6 08:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 36K Mar 6 08:55 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 4.2K 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 2.4K Mar 15 08:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 08:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Mar 6 08:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K Mar 6 08:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 6 08:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Mar 6 08:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:25 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-312-ReachabilityFireability-2024-00
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-01
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-02
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-03
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-04
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-05
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-06
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-07
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-08
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-09
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-10
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-11
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-12
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-13
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-14
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779509516718

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-312
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-23 04:11:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 04:11:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 04:11:58] [INFO ] Load time of PNML (sax parser for PT used): 146 ms
[2026-05-23 04:11:58] [INFO ] Transformed 2585 places.
[2026-05-23 04:11:58] [INFO ] Transformed 3095 transitions.
[2026-05-23 04:11:58] [INFO ] Found NUPN structural information;
[2026-05-23 04:11:58] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 245 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (280 resets) in 1504 ms. (26 steps per ms) remains 13/16 properties
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (77 resets) in 575 ms. (69 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (79 resets) in 371 ms. (107 steps per ms) remains 12/13 properties
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2026-05-23 04:11:59] [INFO ] Flatten gal took : 348 ms
BEST_FIRST walk for 40003 steps (78 resets) in 179 ms. (222 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (77 resets) in 157 ms. (253 steps per ms) remains 12/12 properties
[2026-05-23 04:11:59] [INFO ] Flatten gal took : 120 ms
BEST_FIRST walk for 40002 steps (73 resets) in 243 ms. (163 steps per ms) remains 12/12 properties
[2026-05-23 04:11:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12802967159959075147.gal : 74 ms
[2026-05-23 04:11:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13512106530508297674.prop : 5 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/ReachabilityCardinality12802967159959075147.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13512106530508297674.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40002 steps (77 resets) in 189 ms. (210 steps per ms) remains 12/12 properties

its-reach command run as :

/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
BEST_FIRST walk for 40001 steps (80 resets) in 183 ms. (217 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (82 resets) in 176 ms. (226 steps per ms) remains 11/12 properties
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (81 resets) in 210 ms. (189 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (80 resets) in 179 ms. (222 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (77 resets) in 228 ms. (174 steps per ms) remains 11/11 properties
Loading property file /tmp/ReachabilityCardinality13512106530508297674.prop.
BEST_FIRST walk for 40003 steps (78 resets) in 199 ms. (200 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (76 resets) in 171 ms. (232 steps per ms) remains 10/11 properties
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9605638083047937956.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6474853182640109829.kers'
[2026-05-23 04:11:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9605638083047937956.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6474853182640109829.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3095 rows 2585 cols 6463 entries
Finished phase 1 with 2580 SingleSign rule and 1 generalized
[2026-05-23 04:11:59] [INFO ] Computed 4 invariants in 18 ms
Computed 4 P flows in 19 ms.
Exported basis to /tmp/petrispot-output-6474853182640109829.kers
Total runtime 22 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/165 variables, 165/165 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/165 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 2409/2574 variables, 4/169 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2409/2578 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 0/5152 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 2/5661 variables, 1/5153 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5661 variables, 1/5154 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,12 properties remain. new max is 4
SDD size :1 after 3
At refinement iteration 9 (INCLUDED_ONLY) 0/5661 variables, 0/5154 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :3 after 4
At refinement iteration 10 (OVERLAPS) 2/5663 variables, 1/5155 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :4 after 5
At refinement iteration 11 (INCLUDED_ONLY) 0/5663 variables, 1/5156 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :5 after 6
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :6 after 7
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :7 after 8
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :8 after 9
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :9 after 11
SDD proceeding with computation,12 properties remain. new max is 1024
SDD size :11 after 20
SDD proceeding with computation,12 properties remain. new max is 2048
SDD size :20 after 241
At refinement iteration 12 (INCLUDED_ONLY) 0/5663 variables, 0/5156 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (OVERLAPS) 2/5665 variables, 1/5157 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,12 properties remain. new max is 4096
SDD size :241 after 2364
At refinement iteration 14 (INCLUDED_ONLY) 0/5665 variables, 1/5158 constraints. Problems are: Problem set: 0 solved, 10 unsolved
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, 10 unsolved in 5057 ms.
Refiners :[Domain max(s): 2577/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2577/2585 constraints, PredecessorRefiner: 10/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/165 variables, 165/165 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/165 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Invariant property CloudReconfiguration-PT-312-ReachabilityFireability-2024-12 does not hold.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 2 (OVERLAPS) 2409/2574 variables, 4/169 constraints. Problems are: Problem set: 1 solved, 9 unsolved
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :2364 after 6510
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2409/2578 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 1 solved, 9 unsolved
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-2024-15 is true.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :6510 after 11363
SDD proceeding with computation,10 properties remain. new max is 8192
SDD size :11363 after 48862
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 2 solved, 8 unsolved
SDD proceeding with computation,10 properties remain. new max is 16384
SDD size :48862 after 411971
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 7/5159 constraints. Problems are: Problem set: 2 solved, 8 unsolved
Invariant property CloudReconfiguration-PT-312-ReachabilityFireability-2024-09 does not hold.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-2024-07 is true.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property CloudReconfiguration-PT-312-ReachabilityFireability-2024-04 is true.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5659/5680 variables, and 5159 constraints, problems are : Problem set: 4 solved, 6 unsolved in 5025 ms.
Refiners :[Domain max(s): 2574/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2574/2585 constraints, PredecessorRefiner: 10/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10261ms problems are : Problem set: 4 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 119 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2610 edges and 2585 vertex of which 553 / 2585 are part of one of the 51 SCC in 16 ms
Free SCC test removed 502 places
Drop transitions (Empty/Sink Transition effects.) removed 605 transitions
Reduce isomorphic transitions removed 605 transitions.
Graph (complete) has 2770 edges and 2083 vertex of which 2069 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 5 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1132 transitions
Trivial Post-agglo rules discarded 1132 transitions
Performed 1132 trivial Post agglomeration. Transition count delta: 1132
Iterating post reduction 0 with 1139 rules applied. Total rules applied 1141 place count 2069 transition count 1342
Reduce places removed 1132 places and 0 transitions.
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 37 transitions
Trivial Post-agglo rules discarded 37 transitions
Performed 37 trivial Post agglomeration. Transition count delta: 37
Iterating post reduction 1 with 1231 rules applied. Total rules applied 2372 place count 937 transition count 1243
Reduce places removed 37 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 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 2 with 50 rules applied. Total rules applied 2422 place count 900 transition count 1230
Reduce places removed 5 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 3 with 15 rules applied. Total rules applied 2437 place count 895 transition count 1220
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 4 with 18 rules applied. Total rules applied 2455 place count 890 transition count 1207
Reduce places removed 8 places and 0 transitions.
Performed 90 Post agglomeration using F-continuation condition.Transition count delta: 90
Iterating post reduction 5 with 98 rules applied. Total rules applied 2553 place count 882 transition count 1117
Reduce places removed 90 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 94 rules applied. Total rules applied 2647 place count 792 transition count 1113
Performed 38 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 38 Pre rules applied. Total rules applied 2647 place count 792 transition count 1075
Deduced a syphon composed of 38 places in 2 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 7 with 76 rules applied. Total rules applied 2723 place count 754 transition count 1075
Discarding 135 places :
Symmetric choice reduction at 7 with 135 rule applications. Total rules 2858 place count 619 transition count 940
Iterating global reduction 7 with 135 rules applied. Total rules applied 2993 place count 619 transition count 940
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 7 with 12 rules applied. Total rules applied 3005 place count 619 transition count 928
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 8 with 4 rules applied. Total rules applied 3009 place count 617 transition count 926
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 3011 place count 615 transition count 926
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 5 Pre rules applied. Total rules applied 3011 place count 615 transition count 921
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 3021 place count 610 transition count 921
Discarding 53 places :
Symmetric choice reduction at 10 with 53 rule applications. Total rules 3074 place count 557 transition count 867
Iterating global reduction 10 with 53 rules applied. Total rules applied 3127 place count 557 transition count 867
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 10 with 23 rules applied. Total rules applied 3150 place count 557 transition count 844
Reduce places removed 11 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 11 with 14 rules applied. Total rules applied 3164 place count 546 transition count 841
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 3166 place count 545 transition count 840
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 3167 place count 544 transition count 840
Discarding 11 places :
Symmetric choice reduction at 14 with 11 rule applications. Total rules 3178 place count 533 transition count 823
Iterating global reduction 14 with 11 rules applied. Total rules applied 3189 place count 533 transition count 823
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 14 with 3 rules applied. Total rules applied 3192 place count 533 transition count 820
Discarding 4 places :
Symmetric choice reduction at 15 with 4 rule applications. Total rules 3196 place count 529 transition count 812
Iterating global reduction 15 with 4 rules applied. Total rules applied 3200 place count 529 transition count 812
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 3202 place count 527 transition count 808
Iterating global reduction 15 with 2 rules applied. Total rules applied 3204 place count 527 transition count 808
Performed 178 Post agglomeration using F-continuation condition with reduction of 59 identical transitions.
Deduced a syphon composed of 178 places in 1 ms
Reduce places removed 178 places and 0 transitions.
Iterating global reduction 15 with 356 rules applied. Total rules applied 3560 place count 349 transition count 571
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 15 with 11 rules applied. Total rules applied 3571 place count 349 transition count 560
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 16 with 4 rules applied. Total rules applied 3575 place count 347 transition count 558
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 16 with 3 rules applied. Total rules applied 3578 place count 347 transition count 555
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 17 with 2 rules applied. Total rules applied 3580 place count 346 transition count 554
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 3581 place count 346 transition count 553
Performed 37 Post agglomeration using F-continuation condition with reduction of 9 identical transitions.
Deduced a syphon composed of 37 places in 2 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 18 with 74 rules applied. Total rules applied 3655 place count 309 transition count 592
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 18 with 23 rules applied. Total rules applied 3678 place count 309 transition count 569
Discarding 10 places :
Symmetric choice reduction at 19 with 10 rule applications. Total rules 3688 place count 299 transition count 549
Iterating global reduction 19 with 10 rules applied. Total rules applied 3698 place count 299 transition count 549
Drop transitions (Redundant composition of simpler transitions.) removed 34 transitions
Redundant transition composition rules discarded 34 transitions
Iterating global reduction 19 with 34 rules applied. Total rules applied 3732 place count 299 transition count 515
Discarding 3 places :
Symmetric choice reduction at 19 with 3 rule applications. Total rules 3735 place count 296 transition count 512
Iterating global reduction 19 with 3 rules applied. Total rules applied 3738 place count 296 transition count 512
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 3739 place count 296 transition count 511
Free-agglomeration rule applied 31 times.
Iterating global reduction 19 with 31 rules applied. Total rules applied 3770 place count 296 transition count 480
Reduce places removed 31 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 19 with 32 rules applied. Total rules applied 3802 place count 265 transition count 479
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 20 with 9 rules applied. Total rules applied 3811 place count 265 transition count 470
Partial Free-agglomeration rule applied 22 times.
Drop transitions (Partial Free agglomeration) removed 22 transitions
Iterating global reduction 20 with 22 rules applied. Total rules applied 3833 place count 265 transition count 470
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 20 with 3 rules applied. Total rules applied 3836 place count 265 transition count 467
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 3837 place count 265 transition count 467
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 20 with 1 rules applied. Total rules applied 3838 place count 264 transition count 466
SDD proceeding with computation,7 properties remain. new max is 16384
SDD size :411971 after 3.6365e+06
Applied a total of 3838 rules in 550 ms. Remains 264 /2585 variables (removed 2321) and now considering 466/3095 (removed 2629) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 559 ms. Remains : 264/2585 places, 466/3095 transitions.
RANDOM walk for 40000 steps (1792 resets) in 363 ms. (109 steps per ms) remains 4/6 properties
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (411 resets) in 129 ms. (307 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (420 resets) in 176 ms. (226 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (193 resets) in 184 ms. (216 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (408 resets) in 120 ms. (330 steps per ms) remains 4/4 properties
[2026-05-23 04:12:10] [INFO ] Flow matrix only has 458 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-2064041067960254284.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17418628097676944856.kers'
[2026-05-23 04:12:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2064041067960254284.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17418628097676944856.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 458 rows 264 cols 1122 entries
Finished phase 1 with 262 SingleSign rule and 0 generalized
[2026-05-23 04:12:10] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17418628097676944856.kers
Total runtime 2 ms.
[2026-05-23 04:12:10] [INFO ] State equation strengthened by 4 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 78/195 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/195 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 449/644 variables, 195/197 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/644 variables, 3/200 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/644 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 77/721 variables, 68/268 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/721 variables, 1/269 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/721 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 1/722 variables, 1/270 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/722 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/722 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 722/722 variables, and 270 constraints, problems are : Problem set: 0 solved, 4 unsolved in 556 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 264/264 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 78/195 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/195 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 449/644 variables, 195/197 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/644 variables, 3/200 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/644 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem CloudReconfiguration-PT-312-ReachabilityFireability-2024-02 is UNSAT
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-02 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 77/721 variables, 68/268 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/721 variables, 1/269 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/721 variables, 1/270 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/721 variables, 0/270 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 1/722 variables, 1/271 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/722 variables, 0/271 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/722 variables, 0/271 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 722/722 variables, and 271 constraints, problems are : Problem set: 1 solved, 3 unsolved in 819 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 264/264 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1404ms problems are : Problem set: 1 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-14 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 80 ms.
Support contains 94 out of 264 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 264/264 places, 466/466 transitions.
Graph (trivial) has 99 edges and 264 vertex of which 16 / 264 are part of one of the 8 SCC in 1 ms
Free SCC test removed 8 places
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 256 transition count 439
Reduce places removed 10 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 14 rules applied. Total rules applied 25 place count 246 transition count 435
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 30 place count 242 transition count 434
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 30 place count 242 transition count 430
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 38 place count 238 transition count 430
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 40 place count 236 transition count 427
Iterating global reduction 3 with 2 rules applied. Total rules applied 42 place count 236 transition count 427
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 64 place count 225 transition count 414
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 66 place count 225 transition count 412
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 68 place count 223 transition count 406
Iterating global reduction 4 with 2 rules applied. Total rules applied 70 place count 223 transition count 406
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 71 place count 222 transition count 405
Iterating global reduction 4 with 1 rules applied. Total rules applied 72 place count 222 transition count 405
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 76 place count 222 transition count 401
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 5 with 8 rules applied. Total rules applied 84 place count 218 transition count 401
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 90 place count 218 transition count 395
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 92 place count 216 transition count 391
Iterating global reduction 6 with 2 rules applied. Total rules applied 94 place count 216 transition count 391
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 95 place count 216 transition count 390
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 7 with 7 rules applied. Total rules applied 102 place count 216 transition count 383
Free-agglomeration rule applied 3 times.
Iterating global reduction 7 with 3 rules applied. Total rules applied 105 place count 216 transition count 380
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 108 place count 213 transition count 380
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 109 place count 213 transition count 379
Applied a total of 109 rules in 95 ms. Remains 213 /264 variables (removed 51) and now considering 379/466 (removed 87) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 213/264 places, 379/466 transitions.
RANDOM walk for 40000 steps (1626 resets) in 210 ms. (189 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (372 resets) in 104 ms. (380 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (124 resets) in 161 ms. (246 steps per ms) remains 2/2 properties
SDD proceeding with computation,7 properties remain. new max is 32768
SDD size :3.6365e+06 after 6.46444e+06
Interrupted probabilistic random walk after 1933387 steps, run timeout after 3001 ms. (steps per millisecond=644 ) properties seen :1 out of 2
Probabilistic random walk after 1933387 steps, saw 375653 distinct states, run finished after 3005 ms. (steps per millisecond=643 ) properties seen :1
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
[2026-05-23 04:12:15] [INFO ] Flow matrix only has 371 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-3515816027774234791.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16251520663126177838.kers'
[2026-05-23 04:12:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3515816027774234791.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16251520663126177838.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 371 rows 213 cols 958 entries
Finished phase 1 with 210 SingleSign rule and 0 generalized
[2026-05-23 04:12:15] [INFO ] Computed 3 invariants in 1 ms
Computed 3 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-16251520663126177838.kers
Total runtime 4 ms.
[2026-05-23 04:12:15] [INFO ] State equation strengthened by 5 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/183 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 340/523 variables, 183/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/523 variables, 3/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/523 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 46/569 variables, 20/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/569 variables, 2/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/569 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 13/582 variables, 8/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/582 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/584 variables, 2/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/584 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/584 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 584/584 variables, and 221 constraints, problems are : Problem set: 0 solved, 1 unsolved in 239 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 213/213 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 123/183 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 340/523 variables, 183/186 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/523 variables, 3/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/523 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 46/569 variables, 20/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/569 variables, 2/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/569 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 13/582 variables, 8/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/582 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/584 variables, 2/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/584 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/584 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 584/584 variables, and 221 constraints, problems are : Problem set: 0 solved, 1 unsolved in 276 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 213/213 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 544ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 16 ms.
Support contains 60 out of 213 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 213/213 places, 379/379 transitions.
Graph (trivial) has 97 edges and 213 vertex of which 25 / 213 are part of one of the 10 SCC in 1 ms
Free SCC test removed 15 places
Drop transitions (Empty/Sink Transition effects.) removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 198 transition count 342
Reduce places removed 11 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 14 rules applied. Total rules applied 26 place count 187 transition count 339
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 28 place count 185 transition count 339
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 28 place count 185 transition count 337
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 32 place count 183 transition count 337
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 35 place count 180 transition count 333
Iterating global reduction 3 with 3 rules applied. Total rules applied 38 place count 180 transition count 333
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 39 place count 180 transition count 332
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 4 with 24 rules applied. Total rules applied 63 place count 168 transition count 320
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 68 place count 168 transition count 315
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 71 place count 165 transition count 310
Iterating global reduction 5 with 3 rules applied. Total rules applied 74 place count 165 transition count 310
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 76 place count 165 transition count 308
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 77 place count 164 transition count 306
Iterating global reduction 6 with 1 rules applied. Total rules applied 78 place count 164 transition count 306
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 6 with 8 rules applied. Total rules applied 86 place count 160 transition count 307
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 6 with 10 rules applied. Total rules applied 96 place count 160 transition count 297
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 97 place count 159 transition count 295
Iterating global reduction 7 with 1 rules applied. Total rules applied 98 place count 159 transition count 295
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 7 with 12 rules applied. Total rules applied 110 place count 159 transition count 283
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 111 place count 159 transition count 282
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 112 place count 158 transition count 282
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 113 place count 158 transition count 284
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 114 place count 157 transition count 284
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 9 with 3 rules applied. Total rules applied 117 place count 157 transition count 284
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 9 with 2 rules applied. Total rules applied 119 place count 157 transition count 284
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 120 place count 157 transition count 283
Applied a total of 120 rules in 67 ms. Remains 157 /213 variables (removed 56) and now considering 283/379 (removed 96) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 157/213 places, 283/379 transitions.
RANDOM walk for 40000 steps (24 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (17 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
SDD proceeding with computation,7 properties remain. new max is 65536
SDD size :6.46444e+06 after 2.56186e+07
Interrupted probabilistic random walk after 2305434 steps, run timeout after 3001 ms. (steps per millisecond=768 ) properties seen :0 out of 1
Probabilistic random walk after 2305434 steps, saw 449541 distinct states, run finished after 3001 ms. (steps per millisecond=768 ) properties seen :0
[2026-05-23 04:12:19] [INFO ] Flow matrix only has 275 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-5335014185277225936.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1928596124266776773.kers'
[2026-05-23 04:12:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5335014185277225936.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1928596124266776773.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 275 rows 157 cols 749 entries
Finished phase 1 with 154 SingleSign rule and 0 generalized
[2026-05-23 04:12:19] [INFO ] Computed 3 invariants in 3 ms
Computed 3 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-1928596124266776773.kers
Total runtime 4 ms.
[2026-05-23 04:12:19] [INFO ] State equation strengthened by 6 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 80/140 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 269/409 variables, 140/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/409 variables, 3/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/409 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 23/432 variables, 17/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/432 variables, 3/166 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/432 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/432 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 432/432 variables, and 166 constraints, problems are : Problem set: 0 solved, 1 unsolved in 154 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 157/157 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 80/140 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 269/409 variables, 140/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/409 variables, 3/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/409 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 23/432 variables, 17/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/432 variables, 3/166 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/432 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/432 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 432/432 variables, and 166 constraints, problems are : Problem set: 0 solved, 1 unsolved in 206 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 157/157 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 376ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 8 ms.
Support contains 60 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 283/283 transitions.
Applied a total of 0 rules in 10 ms. Remains 157 /157 variables (removed 0) and now considering 283/283 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 157/157 places, 283/283 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 283/283 transitions.
Applied a total of 0 rules in 10 ms. Remains 157 /157 variables (removed 0) and now considering 283/283 (removed 0) transitions.
[2026-05-23 04:12:19] [INFO ] Flow matrix only has 275 transitions (discarded 8 similar events)
[2026-05-23 04:12:19] [INFO ] Invariant cache hit.
[2026-05-23 04:12:19] [INFO ] Implicit Places using invariants in 78 ms returned []
[2026-05-23 04:12:19] [INFO ] Flow matrix only has 275 transitions (discarded 8 similar events)
[2026-05-23 04:12:19] [INFO ] Invariant cache hit.
[2026-05-23 04:12:20] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-23 04:12:20] [INFO ] Implicit Places using invariants and state equation in 115 ms returned [68, 151]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Implicit Place search using SMT with State Equation took 209 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 155/157 places, 282/283 transitions.
Applied a total of 0 rules in 5 ms. Remains 155 /155 variables (removed 0) and now considering 282/282 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 224 ms. Remains : 155/157 places, 282/283 transitions.
RANDOM walk for 40000 steps (11 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (15 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2112479 steps, run timeout after 3001 ms. (steps per millisecond=703 ) properties seen :0 out of 1
Probabilistic random walk after 2112479 steps, saw 407919 distinct states, run finished after 3001 ms. (steps per millisecond=703 ) properties seen :0
[2026-05-23 04:12:23] [INFO ] Flow matrix only has 274 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-10705720764835792912.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-767334007575998346.kers'
[2026-05-23 04:12:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10705720764835792912.kers, --Pflows, --basisKERS=/tmp/petrispot-output-767334007575998346.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 274 rows 155 cols 743 entries
Finished phase 1 with 153 SingleSign rule and 0 generalized
[2026-05-23 04:12:23] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-767334007575998346.kers
Total runtime 2 ms.
[2026-05-23 04:12:23] [INFO ] State equation strengthened by 6 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/113 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 256/369 variables, 113/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/369 variables, 2/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/369 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 60/429 variables, 42/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/429 variables, 4/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/429 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/429 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 429/429 variables, and 163 constraints, problems are : Problem set: 0 solved, 1 unsolved in 154 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 155/155 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/113 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 256/369 variables, 113/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/369 variables, 2/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/369 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 60/429 variables, 42/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/429 variables, 4/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/429 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/429 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 429/429 variables, and 163 constraints, problems are : Problem set: 0 solved, 1 unsolved in 174 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 155/155 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 339ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 7 ms.
Support contains 60 out of 155 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 155/155 places, 282/282 transitions.
Applied a total of 0 rules in 6 ms. Remains 155 /155 variables (removed 0) and now considering 282/282 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 155/155 places, 282/282 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 155/155 places, 282/282 transitions.
Applied a total of 0 rules in 4 ms. Remains 155 /155 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2026-05-23 04:12:23] [INFO ] Flow matrix only has 274 transitions (discarded 8 similar events)
[2026-05-23 04:12:23] [INFO ] Invariant cache hit.
[2026-05-23 04:12:23] [INFO ] Implicit Places using invariants in 56 ms returned []
[2026-05-23 04:12:23] [INFO ] Flow matrix only has 274 transitions (discarded 8 similar events)
[2026-05-23 04:12:23] [INFO ] Invariant cache hit.
[2026-05-23 04:12:23] [INFO ] State equation strengthened by 6 read => feed constraints.
[2026-05-23 04:12:23] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
[2026-05-23 04:12:23] [INFO ] Redundant transitions in 44 ms returned []
Running 278 sub problems to find dead transitions.
[2026-05-23 04:12:23] [INFO ] Flow matrix only has 274 transitions (discarded 8 similar events)
[2026-05-23 04:12:23] [INFO ] Invariant cache hit.
[2026-05-23 04:12:23] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 2 (OVERLAPS) 1/154 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 278 unsolved
Problem TDEAD209 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD277 is UNSAT
At refinement iteration 4 (OVERLAPS) 274/428 variables, 154/156 constraints. Problems are: Problem set: 3 solved, 275 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/428 variables, 6/162 constraints. Problems are: Problem set: 3 solved, 275 unsolved
Invariant property CloudReconfiguration-PT-312-ReachabilityFireability-2024-14 does not hold.
Problem TDEAD272 is UNSAT
Problem TDEAD278 is UNSAT
At refinement iteration 6 (INCLUDED_ONLY) 0/428 variables, 2/164 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/428 variables, 0/164 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 8 (OVERLAPS) 1/429 variables, 1/165 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/429 variables, 0/165 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 10 (OVERLAPS) 0/429 variables, 0/165 constraints. Problems are: Problem set: 5 solved, 273 unsolved
No progress, stopping.
After SMT solving in domain Real declared 429/429 variables, and 165 constraints, problems are : Problem set: 5 solved, 273 unsolved in 17348 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 155/155 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 278/278 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 273 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 1/1 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 0/1 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 2 (OVERLAPS) 1/154 variables, 1/2 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 2/4 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/154 variables, 0/4 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 5 (OVERLAPS) 274/428 variables, 154/158 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/428 variables, 6/164 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/428 variables, 189/353 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/428 variables, 1/354 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/428 variables, 0/354 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 10 (OVERLAPS) 1/429 variables, 1/355 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/429 variables, 84/439 constraints. Problems are: Problem set: 5 solved, 273 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/429 variables, 0/439 constraints. Problems are: Problem set: 5 solved, 273 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 429/429 variables, and 439 constraints, problems are : Problem set: 5 solved, 273 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 155/155 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 273/278 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47469ms problems are : Problem set: 5 solved, 273 unsolved
Search for dead transitions found 5 dead transitions in 47471ms
Found 5 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 5 transitions
Dead transitions reduction (with SMT) removed 5 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 155/155 places, 277/282 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 154 transition count 276
Applied a total of 2 rules in 7 ms. Remains 154 /155 variables (removed 1) and now considering 276/277 (removed 1) transitions.
[2026-05-23 04:13:11] [INFO ] Flow matrix only has 268 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-1811393127683391904.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-528311937220624823.kers'
[2026-05-23 04:13:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1811393127683391904.kers, --Pflows, --basisKERS=/tmp/petrispot-output-528311937220624823.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 268 rows 154 cols 725 entries
Finished phase 1 with 150 SingleSign rule and 0 generalized
[2026-05-23 04:13:11] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-528311937220624823.kers
Total runtime 1 ms.
[2026-05-23 04:13:11] [INFO ] Implicit Places using invariants in 109 ms returned [68]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 109 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 153/155 places, 276/282 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 152 transition count 277
Applied a total of 2 rules in 21 ms. Remains 152 /153 variables (removed 1) and now considering 277/276 (removed -1) transitions.
[2026-05-23 04:13:11] [INFO ] Flow matrix only has 269 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-7910493306072318941.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5105111634369252256.kers'
[2026-05-23 04:13:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7910493306072318941.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5105111634369252256.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 269 rows 152 cols 735 entries
Finished phase 1 with 149 SingleSign rule and 0 generalized
[2026-05-23 04:13:11] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5105111634369252256.kers
Total runtime 1 ms.
[2026-05-23 04:13:11] [INFO ] Implicit Places using invariants in 54 ms returned []
[2026-05-23 04:13:11] [INFO ] Flow matrix only has 269 transitions (discarded 8 similar events)
[2026-05-23 04:13:11] [INFO ] Invariant cache hit.
[2026-05-23 04:13:11] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-23 04:13:11] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 152/155 places, 277/282 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 48052 ms. Remains : 152/155 places, 277/282 transitions.
RANDOM walk for 40000 steps (15 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (18 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2391220 steps, run timeout after 3001 ms. (steps per millisecond=796 ) properties seen :0 out of 1
Probabilistic random walk after 2391220 steps, saw 465795 distinct states, run finished after 3001 ms. (steps per millisecond=796 ) properties seen :0
[2026-05-23 04:13:14] [INFO ] Flow matrix only has 269 transitions (discarded 8 similar events)
[2026-05-23 04:13:14] [INFO ] Invariant cache hit.
[2026-05-23 04:13:14] [INFO ] State equation strengthened by 5 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/138 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 264/402 variables, 138/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/402 variables, 3/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/402 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 19/421 variables, 14/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/421 variables, 2/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/421 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/421 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 421/421 variables, and 160 constraints, problems are : Problem set: 0 solved, 1 unsolved in 319 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 152/152 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/138 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 264/402 variables, 138/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/402 variables, 3/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/402 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 19/421 variables, 14/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/421 variables, 2/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/421 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/421 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 421/421 variables, and 160 constraints, problems are : Problem set: 0 solved, 1 unsolved in 177 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 152/152 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 502ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 8 ms.
Support contains 60 out of 152 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 277/277 transitions.
Applied a total of 0 rules in 5 ms. Remains 152 /152 variables (removed 0) and now considering 277/277 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 152/152 places, 277/277 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 152/152 places, 277/277 transitions.
Applied a total of 0 rules in 8 ms. Remains 152 /152 variables (removed 0) and now considering 277/277 (removed 0) transitions.
[2026-05-23 04:13:15] [INFO ] Flow matrix only has 269 transitions (discarded 8 similar events)
[2026-05-23 04:13:15] [INFO ] Invariant cache hit.
[2026-05-23 04:13:15] [INFO ] Implicit Places using invariants in 56 ms returned []
[2026-05-23 04:13:15] [INFO ] Flow matrix only has 269 transitions (discarded 8 similar events)
[2026-05-23 04:13:15] [INFO ] Invariant cache hit.
[2026-05-23 04:13:15] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-23 04:13:15] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 159 ms to find 0 implicit places.
[2026-05-23 04:13:15] [INFO ] Redundant transitions in 16 ms returned []
Running 270 sub problems to find dead transitions.
[2026-05-23 04:13:15] [INFO ] Flow matrix only has 269 transitions (discarded 8 similar events)
[2026-05-23 04:13:15] [INFO ] Invariant cache hit.
[2026-05-23 04:13:15] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 1 (OVERLAPS) 1/151 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 3 (OVERLAPS) 269/420 variables, 151/154 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 5/159 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/420 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 6 (OVERLAPS) 1/421 variables, 1/160 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/421 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 8 (OVERLAPS) 0/421 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 270 unsolved
No progress, stopping.
After SMT solving in domain Real declared 421/421 variables, and 160 constraints, problems are : Problem set: 0 solved, 270 unsolved in 14580 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 152/152 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 270/270 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 270 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 1 (OVERLAPS) 1/151 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 3 (OVERLAPS) 269/420 variables, 151/154 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 5/159 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/420 variables, 186/345 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/420 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 7 (OVERLAPS) 1/421 variables, 1/346 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/421 variables, 84/430 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/421 variables, 1/431 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/421 variables, 0/431 constraints. Problems are: Problem set: 0 solved, 270 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 421/421 variables, and 431 constraints, problems are : Problem set: 0 solved, 270 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 152/152 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 270/270 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44671ms problems are : Problem set: 0 solved, 270 unsolved
Search for dead transitions found 0 dead transitions in 44672ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44861 ms. Remains : 152/152 places, 277/277 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 152 transition count 268
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 12 place count 149 transition count 265
Iterating global reduction 1 with 3 rules applied. Total rules applied 15 place count 149 transition count 265
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 17 place count 149 transition count 263
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 19 place count 148 transition count 262
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 20 place count 148 transition count 262
Applied a total of 20 rules in 25 ms. Remains 148 /152 variables (removed 4) and now considering 262/277 (removed 15) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1161060449103756850.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1348131732538490935.kers'
[2026-05-23 04:14:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1161060449103756850.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1348131732538490935.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 262 rows 148 cols 715 entries
Finished phase 1 with 145 SingleSign rule and 0 generalized
[2026-05-23 04:14:00] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-1348131732538490935.kers
Total runtime 14 ms.
[2026-05-23 04:14:00] [INFO ] After 46ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-23 04:14:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-23 04:14:00] [INFO ] After 72ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-23 04:14:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 04:14:00] [INFO ] After 13ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-23 04:14:00] [INFO ] After 31ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-23 04:14:00] [INFO ] After 282ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-23 04:14:00] [INFO ] Flatten gal took : 12 ms
[2026-05-23 04:14:00] [INFO ] Flatten gal took : 9 ms
[2026-05-23 04:14:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8164498676056872271.gal : 2 ms
[2026-05-23 04:14:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12482063258605795456.prop : 0 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/ReachabilityCardinality8164498676056872271.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12482063258605795456.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12482063258605795456.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :7 after 9
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :9 after 13
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :13 after 21
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :21 after 202
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :202 after 814
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :814 after 1530
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1530 after 3219
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :3219 after 16248
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :16248 after 931742
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,3.66571e+06,6.04196,11332,2,1268,15,33372,7,0,954,22884,0
Total reachable state count : 3665714

Verifying 1 reachability properties.
Invariant property CloudReconfiguration-PT-312-ReachabilityFireability-2024-11 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudReconfiguration-PT-312-ReachabilityFireability-2024-11,90,6.0532,11420,2,321,15,33372,7,0,1032,22884,0
Over-approximation ignoring read arcs solved 0 properties in 6479 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-23 04:14:06] [INFO ] Flatten gal took : 76 ms
[2026-05-23 04:14:06] [INFO ] Applying decomposition
[2026-05-23 04:14:06] [INFO ] Flatten gal took : 59 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9468992788909937474.txt' '-o' '/tmp/graph9468992788909937474.bin' '-w' '/tmp/graph9468992788909937474.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9468992788909937474.bin' '-l' '-1' '-v' '-w' '/tmp/graph9468992788909937474.weights' '-q' '0' '-e' '0.001'
[2026-05-23 04:14:07] [INFO ] Decomposing Gal with order
[2026-05-23 04:14:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 04:14:07] [INFO ] Removed a total of 564 redundant transitions.
[2026-05-23 04:14:08] [INFO ] Flatten gal took : 287 ms
[2026-05-23 04:14:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 25 labels/synchronizations in 35 ms.
[2026-05-23 04:14:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1644002249100330657.gal : 28 ms
[2026-05-23 04:14:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6887395793380325806.prop : 0 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/ReachabilityCardinality1644002249100330657.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6887395793380325806.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality6887395793380325806.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1 after 179
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :179 after 179
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :179 after 36887
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :36887 after 78395
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :78395 after 231543
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :231543 after 8.24694e+07
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,2.02542e+11,33.1303,1030112,10219,279,1.60579e+06,41387,3161,6.18269e+06,172,222107,0
Total reachable state count : 202541958973

Verifying 1 reachability properties.
Invariant property CloudReconfiguration-PT-312-ReachabilityFireability-2024-11 does not hold.
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-2024-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudReconfiguration-PT-312-ReachabilityFireability-2024-11,1,33.6474,1030112,843,25,1.60579e+06,41387,3227,6.18269e+06,184,222107,55318
All properties solved without resorting to model-checking.
Total runtime 164051 ms.

BK_STOP 1779509682032

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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-312"
export BK_EXAMINATION="ReachabilityFireability"
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-312, examination is ReachabilityFireability"
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-177946967600207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-312.tgz
mv CloudReconfiguration-PT-312 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;