Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028200294.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is CloudReconfiguration-PT-311, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028200294
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 660K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-00
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-01
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-02
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-03
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-04
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-05
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-06
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-07
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-08
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-09
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-10
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-11
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-12
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-13
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-14
FORMULA_NAME CloudReconfiguration-PT-311-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748593232906

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-311
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-30 08:20:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 08:20:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 08:20:34] [INFO ] Load time of PNML (sax parser for PT used): 145 ms
[2025-05-30 08:20:34] [INFO ] Transformed 2585 places.
[2025-05-30 08:20:34] [INFO ] Transformed 3095 transitions.
[2025-05-30 08:20:34] [INFO ] Found NUPN structural information;
[2025-05-30 08:20:34] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 249 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 16 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (393 resets) in 1723 ms. (23 steps per ms) remains 13/15 properties
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-05-30 08:20:35] [INFO ] Flatten gal took : 326 ms
BEST_FIRST walk for 40003 steps (139 resets) in 598 ms. (66 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (253 resets) in 260 ms. (153 steps per ms) remains 13/13 properties
[2025-05-30 08:20:35] [INFO ] Flatten gal took : 223 ms
BEST_FIRST walk for 40003 steps (143 resets) in 504 ms. (79 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (127 resets) in 295 ms. (135 steps per ms) remains 13/13 properties
[2025-05-30 08:20:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality83964226115422909.gal : 104 ms
[2025-05-30 08:20:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2529065720530132841.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality83964226115422909.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2529065720530132841.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...326
BEST_FIRST walk for 40004 steps (138 resets) in 465 ms. (85 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (139 resets) in 205 ms. (194 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (129 resets) in 190 ms. (209 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (137 resets) in 157 ms. (253 steps per ms) remains 11/13 properties
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (132 resets) in 227 ms. (175 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (129 resets) in 150 ms. (264 steps per ms) remains 11/11 properties
Loading property file /tmp/ReachabilityCardinality2529065720530132841.prop.
BEST_FIRST walk for 40003 steps (133 resets) in 176 ms. (226 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (143 resets) in 97 ms. (408 steps per ms) remains 11/11 properties
// Phase 1: matrix 3095 rows 2585 cols
[2025-05-30 08:20:36] [INFO ] Computed 4 invariants in 48 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 135/135 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/135 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 2439/2574 variables, 4/139 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2439/2578 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 0/5152 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 2/5661 variables, 1/5153 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5661 variables, 1/5154 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :3 after 4
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :4 after 5
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :5 after 6
SDD proceeding with computation,13 properties remain. new max is 128
SDD size :6 after 7
SDD proceeding with computation,13 properties remain. new max is 256
SDD size :7 after 9
SDD proceeding with computation,13 properties remain. new max is 512
SDD size :9 after 15
SDD proceeding with computation,13 properties remain. new max is 1024
SDD size :15 after 20
At refinement iteration 9 (INCLUDED_ONLY) 0/5661 variables, 0/5154 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 2/5663 variables, 1/5155 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,13 properties remain. new max is 2048
SDD size :20 after 941
At refinement iteration 11 (INCLUDED_ONLY) 0/5663 variables, 1/5156 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,13 properties remain. new max is 4096
SDD size :941 after 3026
Invariant property CloudReconfiguration-PT-311-ReachabilityCardinality-2025-09 does not hold.
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,12 properties remain. new max is 4096
SDD size :3026 after 5731
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5663/5680 variables, and 5156 constraints, problems are : Problem set: 1 solved, 10 unsolved in 5044 ms.
Refiners :[Domain max(s): 2576/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2576/2585 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 10 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 133/133 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/133 variables, 0/133 constraints. Problems are: Problem set: 1 solved, 10 unsolved
SDD proceeding with computation,12 properties remain. new max is 8192
SDD size :5731 after 239109
At refinement iteration 2 (OVERLAPS) 2441/2574 variables, 4/137 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2441/2578 constraints. Problems are: Problem set: 1 solved, 10 unsolved
SDD proceeding with computation,12 properties remain. new max is 16384
SDD size :239109 after 551795
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 1 solved, 10 unsolved
SDD proceeding with computation,12 properties remain. new max is 32768
SDD size :551795 after 3.30634e+06
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 10/5162 constraints. Problems are: Problem set: 1 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5659/5680 variables, and 5162 constraints, problems are : Problem set: 1 solved, 10 unsolved in 5019 ms.
Refiners :[Domain max(s): 2574/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2574/2585 constraints, PredecessorRefiner: 10/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10383ms problems are : Problem set: 1 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 133 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2634 edges and 2585 vertex of which 542 / 2585 are part of one of the 53 SCC in 14 ms
Free SCC test removed 489 places
Drop transitions (Empty/Sink Transition effects.) removed 604 transitions
Reduce isomorphic transitions removed 604 transitions.
Graph (complete) has 2771 edges and 2096 vertex of which 2082 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.7 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1159 transitions
Trivial Post-agglo rules discarded 1159 transitions
Performed 1159 trivial Post agglomeration. Transition count delta: 1159
Iterating post reduction 0 with 1168 rules applied. Total rules applied 1170 place count 2082 transition count 1314
Reduce places removed 1159 places and 0 transitions.
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 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 1247 rules applied. Total rules applied 2417 place count 923 transition count 1226
Reduce places removed 37 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 42 rules applied. Total rules applied 2459 place count 886 transition count 1221
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 6 rules applied. Total rules applied 2465 place count 884 transition count 1217
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 6 rules applied. Total rules applied 2471 place count 882 transition count 1213
Reduce places removed 2 places and 0 transitions.
Performed 82 Post agglomeration using F-continuation condition.Transition count delta: 82
Iterating post reduction 5 with 84 rules applied. Total rules applied 2555 place count 880 transition count 1131
Reduce places removed 82 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 86 rules applied. Total rules applied 2641 place count 798 transition count 1127
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 34 Pre rules applied. Total rules applied 2641 place count 798 transition count 1093
Deduced a syphon composed of 34 places in 1 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 7 with 68 rules applied. Total rules applied 2709 place count 764 transition count 1093
Discarding 112 places :
Symmetric choice reduction at 7 with 112 rule applications. Total rules 2821 place count 652 transition count 981
Iterating global reduction 7 with 112 rules applied. Total rules applied 2933 place count 652 transition count 981
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 7 with 20 rules applied. Total rules applied 2953 place count 652 transition count 961
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 7 Pre rules applied. Total rules applied 2953 place count 652 transition count 954
Deduced a syphon composed of 7 places in 3 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 8 with 14 rules applied. Total rules applied 2967 place count 645 transition count 954
Discarding 49 places :
Symmetric choice reduction at 8 with 49 rule applications. Total rules 3016 place count 596 transition count 905
Iterating global reduction 8 with 49 rules applied. Total rules applied 3065 place count 596 transition count 905
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 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 8 with 20 rules applied. Total rules applied 3085 place count 596 transition count 885
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 9 with 18 rules applied. Total rules applied 3103 place count 586 transition count 877
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 10 with 4 rules applied. Total rules applied 3107 place count 582 transition count 877
Discarding 6 places :
Symmetric choice reduction at 11 with 6 rule applications. Total rules 3113 place count 576 transition count 867
Iterating global reduction 11 with 6 rules applied. Total rules applied 3119 place count 576 transition count 867
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 3120 place count 576 transition count 866
Discarding 2 places :
Symmetric choice reduction at 12 with 2 rule applications. Total rules 3122 place count 574 transition count 862
Iterating global reduction 12 with 2 rules applied. Total rules applied 3124 place count 574 transition count 862
Performed 176 Post agglomeration using F-continuation condition with reduction of 47 identical transitions.
Deduced a syphon composed of 176 places in 1 ms
Reduce places removed 176 places and 0 transitions.
Iterating global reduction 12 with 352 rules applied. Total rules applied 3476 place count 398 transition count 639
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 12 with 7 rules applied. Total rules applied 3483 place count 398 transition count 632
Performed 56 Post agglomeration using F-continuation condition with reduction of 24 identical transitions.
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 13 with 112 rules applied. Total rules applied 3595 place count 342 transition count 695
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 13 with 29 rules applied. Total rules applied 3624 place count 342 transition count 666
Discarding 11 places :
Symmetric choice reduction at 14 with 11 rule applications. Total rules 3635 place count 331 transition count 644
Iterating global reduction 14 with 11 rules applied. Total rules applied 3646 place count 331 transition count 644
Drop transitions (Redundant composition of simpler transitions.) removed 44 transitions
Redundant transition composition rules discarded 44 transitions
Iterating global reduction 14 with 44 rules applied. Total rules applied 3690 place count 331 transition count 600
Free-agglomeration rule applied 34 times.
Iterating global reduction 14 with 34 rules applied. Total rules applied 3724 place count 331 transition count 566
Reduce places removed 34 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 14 with 37 rules applied. Total rules applied 3761 place count 297 transition count 563
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 15 with 3 rules applied. Total rules applied 3764 place count 297 transition count 560
Partial Free-agglomeration rule applied 10 times.
Drop transitions (Partial Free agglomeration) removed 10 transitions
Iterating global reduction 15 with 10 rules applied. Total rules applied 3774 place count 297 transition count 560
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 3775 place count 297 transition count 559
Partial Post-agglomeration rule applied 6 times.
Drop transitions (Partial Post agglomeration) removed 6 transitions
Iterating global reduction 15 with 6 rules applied. Total rules applied 3781 place count 297 transition count 559
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 3783 place count 297 transition count 557
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 3784 place count 296 transition count 556
Applied a total of 3784 rules in 490 ms. Remains 296 /2585 variables (removed 2289) and now considering 556/3095 (removed 2539) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 496 ms. Remains : 296/2585 places, 556/3095 transitions.
RANDOM walk for 40000 steps (8 resets) in 534 ms. (74 steps per ms) remains 4/10 properties
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 3/4 properties
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (9 resets) in 98 ms. (404 steps per ms) remains 2/3 properties
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2025-05-30 08:20:47] [INFO ] Flow matrix only has 551 transitions (discarded 5 similar events)
// Phase 1: matrix 551 rows 296 cols
[2025-05-30 08:20:47] [INFO ] Computed 4 invariants in 3 ms
[2025-05-30 08:20:47] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 261/291 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/291 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 550/841 variables, 291/295 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/841 variables, 4/299 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/841 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 6/847 variables, 5/304 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/847 variables, 1/305 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/847 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/847 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 847/847 variables, and 305 constraints, problems are : Problem set: 0 solved, 2 unsolved in 254 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 296/296 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem CloudReconfiguration-PT-311-ReachabilityCardinality-2025-07 is UNSAT
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-07 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 261/291 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:20:47] [INFO ] Deduced a trap composed of 80 places in 155 ms of which 25 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/291 variables, 1/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/291 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 550/841 variables, 291/296 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/841 variables, 4/300 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/841 variables, 1/301 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/841 variables, 0/301 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/847 variables, 5/306 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/847 variables, 1/307 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/847 variables, 0/307 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/847 variables, 0/307 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 847/847 variables, and 307 constraints, problems are : Problem set: 1 solved, 1 unsolved in 638 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 296/296 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 909ms problems are : Problem set: 1 solved, 1 unsolved
Finished Parikh walk after 39 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=39 )
FORMULA CloudReconfiguration-PT-311-ReachabilityCardinality-2025-02 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 6 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 14194 ms.

BK_STOP 1748593248348

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-311"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-311, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r044-tall-174854028200294"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-311.tgz
mv CloudReconfiguration-PT-311 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "ReachabilityCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;