Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028300350.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-319, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028300350
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 96K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 661K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-00
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-01
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-02
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-03
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-04
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-05
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-06
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-07
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-08
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-09
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-10
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-11
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-12
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-13
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-14
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748600326186

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-319
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-30 10:18:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 10:18:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 10:18:47] [INFO ] Load time of PNML (sax parser for PT used): 144 ms
[2025-05-30 10:18:47] [INFO ] Transformed 2587 places.
[2025-05-30 10:18:47] [INFO ] Transformed 3099 transitions.
[2025-05-30 10:18:47] [INFO ] Found NUPN structural information;
[2025-05-30 10:18:47] [INFO ] Parsed PT model containing 2587 places and 3099 transitions and 6479 arcs in 247 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-319-ReachabilityCardinality-2025-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (483 resets) in 1938 ms. (20 steps per ms) remains 8/12 properties
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-05-30 10:18:48] [INFO ] Flatten gal took : 355 ms
BEST_FIRST walk for 40002 steps (181 resets) in 556 ms. (71 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (160 resets) in 308 ms. (129 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (175 resets) in 386 ms. (103 steps per ms) remains 8/8 properties
[2025-05-30 10:18:48] [INFO ] Flatten gal took : 268 ms
[2025-05-30 10:18:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14227809637481681003.gal : 62 ms
BEST_FIRST walk for 40002 steps (177 resets) in 267 ms. (149 steps per ms) remains 8/8 properties
[2025-05-30 10:18:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11369327298513896370.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14227809637481681003.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11369327298513896370.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40002 steps (182 resets) in 350 ms. (113 steps per ms) remains 8/8 properties

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 ...330
BEST_FIRST walk for 40003 steps (184 resets) in 431 ms. (92 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (174 resets) in 244 ms. (163 steps per ms) remains 8/8 properties
Loading property file /tmp/ReachabilityCardinality11369327298513896370.prop.
BEST_FIRST walk for 40003 steps (183 resets) in 280 ms. (142 steps per ms) remains 8/8 properties
// Phase 1: matrix 3099 rows 2587 cols
[2025-05-30 10:18:49] [INFO ] Computed 4 invariants in 52 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) 0/85 variables, 85/85 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2492/2577 variables, 4/89 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2577 variables, 2492/2581 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2577 variables, 0/2581 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 3091/5668 variables, 2577/5158 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5668 variables, 0/5158 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 6/5674 variables, 3/5161 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5674 variables, 3/5164 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5674 variables, 0/5164 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 3/5677 variables, 2/5166 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/5677 variables, 2/5168 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/5677 variables, 0/5168 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 2
At refinement iteration 13 (OVERLAPS) 2/5679 variables, 1/5169 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :2 after 3
At refinement iteration 14 (INCLUDED_ONLY) 0/5679 variables, 1/5170 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :3 after 4
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :4 after 5
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :5 after 6
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :6 after 7
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :7 after 9
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :9 after 11
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :11 after 19
SDD proceeding with computation,8 properties remain. new max is 2048
SDD size :19 after 332
At refinement iteration 15 (INCLUDED_ONLY) 0/5679 variables, 0/5170 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (OVERLAPS) 2/5681 variables, 1/5171 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/5681 variables, 1/5172 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,8 properties remain. new max is 4096
SDD size :332 after 2779
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 5681/5686 variables, and 5172 constraints, problems are : Problem set: 0 solved, 8 unsolved in 5045 ms.
Refiners :[Domain max(s): 2584/2587 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2584/2587 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,8 properties remain. new max is 8192
SDD size :2779 after 14894
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 85/85 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 2492/2577 variables, 4/89 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2577 variables, 2492/2581 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Invariant property CloudReconfiguration-PT-319-ReachabilityCardinality-2025-04 does not hold.
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Invariant property CloudReconfiguration-PT-319-ReachabilityCardinality-2025-02 does not hold.
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :14894 after 85825
At refinement iteration 4 (INCLUDED_ONLY) 0/2577 variables, 0/2581 constraints. Problems are: Problem set: 2 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 16384
SDD size :85825 after 134804
At refinement iteration 5 (OVERLAPS) 3091/5668 variables, 2577/5158 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5668 variables, 5/5163 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5668 variables, 0/5163 constraints. Problems are: Problem set: 2 solved, 6 unsolved
SMT process timed out in 10257ms, After SMT, problems are : Problem set: 2 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 63 out of 2587 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2587/2587 places, 3099/3099 transitions.
Graph (trivial) has 2814 edges and 2587 vertex of which 731 / 2587 are part of one of the 58 SCC in 13 ms
Free SCC test removed 673 places
Drop transitions (Empty/Sink Transition effects.) removed 823 transitions
Reduce isomorphic transitions removed 823 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1185 transitions
Trivial Post-agglo rules discarded 1185 transitions
Performed 1185 trivial Post agglomeration. Transition count delta: 1185
Iterating post reduction 0 with 1185 rules applied. Total rules applied 1186 place count 1914 transition count 1091
Reduce places removed 1185 places and 0 transitions.
Ensure Unique test removed 73 transitions
Reduce isomorphic transitions removed 73 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 1 with 1314 rules applied. Total rules applied 2500 place count 729 transition count 962
Reduce places removed 56 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Iterating post reduction 2 with 109 rules applied. Total rules applied 2609 place count 673 transition count 909
Reduce places removed 50 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 3 with 58 rules applied. Total rules applied 2667 place count 623 transition count 901
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 2669 place count 621 transition count 901
Performed 25 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 25 Pre rules applied. Total rules applied 2669 place count 621 transition count 876
Deduced a syphon composed of 25 places in 1 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 5 with 50 rules applied. Total rules applied 2719 place count 596 transition count 876
Discarding 77 places :
Symmetric choice reduction at 5 with 77 rule applications. Total rules 2796 place count 519 transition count 799
Iterating global reduction 5 with 77 rules applied. Total rules applied 2873 place count 519 transition count 799
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 8 Pre rules applied. Total rules applied 2873 place count 519 transition count 791
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 5 with 16 rules applied. Total rules applied 2889 place count 511 transition count 791
Discarding 53 places :
Symmetric choice reduction at 5 with 53 rule applications. Total rules 2942 place count 458 transition count 738
Iterating global reduction 5 with 53 rules applied. Total rules applied 2995 place count 458 transition count 738
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 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 5 with 23 rules applied. Total rules applied 3018 place count 458 transition count 715
Reduce places removed 10 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 6 with 14 rules applied. Total rules applied 3032 place count 448 transition count 711
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 3034 place count 446 transition count 711
Discarding 14 places :
Symmetric choice reduction at 8 with 14 rule applications. Total rules 3048 place count 432 transition count 689
Iterating global reduction 8 with 14 rules applied. Total rules applied 3062 place count 432 transition count 689
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 8 with 5 rules applied. Total rules applied 3067 place count 432 transition count 684
Discarding 5 places :
Symmetric choice reduction at 9 with 5 rule applications. Total rules 3072 place count 427 transition count 674
Iterating global reduction 9 with 5 rules applied. Total rules applied 3077 place count 427 transition count 674
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 3079 place count 425 transition count 670
Iterating global reduction 9 with 2 rules applied. Total rules applied 3081 place count 425 transition count 670
Performed 176 Post agglomeration using F-continuation condition with reduction of 64 identical transitions.
Deduced a syphon composed of 176 places in 0 ms
Reduce places removed 176 places and 0 transitions.
Iterating global reduction 9 with 352 rules applied. Total rules applied 3433 place count 249 transition count 430
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 9 with 11 rules applied. Total rules applied 3444 place count 249 transition count 419
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 10 with 2 rules applied. Total rules applied 3446 place count 248 transition count 418
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 3448 place count 248 transition count 416
Performed 40 Post agglomeration using F-continuation condition with reduction of 8 identical transitions.
Deduced a syphon composed of 40 places in 0 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 11 with 80 rules applied. Total rules applied 3528 place count 208 transition count 445
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 11 with 33 rules applied. Total rules applied 3561 place count 208 transition count 412
Discarding 20 places :
Symmetric choice reduction at 12 with 20 rule applications. Total rules 3581 place count 188 transition count 370
Iterating global reduction 12 with 20 rules applied. Total rules applied 3601 place count 188 transition count 370
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 3603 place count 188 transition count 368
Discarding 4 places :
Symmetric choice reduction at 13 with 4 rule applications. Total rules 3607 place count 184 transition count 360
Iterating global reduction 13 with 4 rules applied. Total rules applied 3611 place count 184 transition count 360
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 3612 place count 184 transition count 359
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 14 with 2 rules applied. Total rules applied 3614 place count 183 transition count 378
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 1 rules applied. Total rules applied 3615 place count 183 transition count 377
Drop transitions (Redundant composition of simpler transitions.) removed 34 transitions
Redundant transition composition rules discarded 34 transitions
Iterating global reduction 15 with 34 rules applied. Total rules applied 3649 place count 183 transition count 343
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 3650 place count 182 transition count 342
Iterating global reduction 15 with 1 rules applied. Total rules applied 3651 place count 182 transition count 342
Free-agglomeration rule applied 15 times.
Iterating global reduction 15 with 15 rules applied. Total rules applied 3666 place count 182 transition count 327
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 15 with 15 rules applied. Total rules applied 3681 place count 167 transition count 327
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 3683 place count 167 transition count 325
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 16 with 1 rules applied. Total rules applied 3684 place count 167 transition count 324
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 3685 place count 166 transition count 324
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 17 with 7 rules applied. Total rules applied 3692 place count 166 transition count 324
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 17 with 1 rules applied. Total rules applied 3693 place count 166 transition count 323
Partial Post-agglomeration rule applied 4 times.
Drop transitions (Partial Post agglomeration) removed 4 transitions
Iterating global reduction 17 with 4 rules applied. Total rules applied 3697 place count 166 transition count 323
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 3698 place count 166 transition count 322
Applied a total of 3698 rules in 339 ms. Remains 166 /2587 variables (removed 2421) and now considering 322/3099 (removed 2777) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 346 ms. Remains : 166/2587 places, 322/3099 transitions.
RANDOM walk for 40000 steps (400 resets) in 683 ms. (58 steps per ms) remains 3/6 properties
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (149 resets) in 204 ms. (195 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (18 resets) in 149 ms. (266 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (105 resets) in 131 ms. (303 steps per ms) remains 3/3 properties
[2025-05-30 10:19:00] [INFO ] Flow matrix only has 315 transitions (discarded 7 similar events)
// Phase 1: matrix 315 rows 166 cols
[2025-05-30 10:19:00] [INFO ] Computed 4 invariants in 1 ms
[2025-05-30 10:19:00] [INFO ] State equation strengthened by 6 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) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 143/165 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/165 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 315/480 variables, 165/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/480 variables, 6/175 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/480 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 1/481 variables, 1/176 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/481 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/481 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 481/481 variables, and 176 constraints, problems are : Problem set: 0 solved, 3 unsolved in 187 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 166/166 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 143/165 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/165 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 315/480 variables, 165/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/480 variables, 6/175 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/480 variables, 3/178 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/480 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem CloudReconfiguration-PT-319-ReachabilityCardinality-2025-15 is UNSAT
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 7 (OVERLAPS) 1/481 variables, 1/179 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/481 variables, 0/179 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/481 variables, 0/179 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 481/481 variables, and 179 constraints, problems are : Problem set: 1 solved, 2 unsolved in 350 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 166/166 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 550ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 123 ms.
Support contains 6 out of 166 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 166/166 places, 322/322 transitions.
Graph (trivial) has 174 edges and 166 vertex of which 33 / 166 are part of one of the 13 SCC in 1 ms
Free SCC test removed 20 places
Drop transitions (Empty/Sink Transition effects.) removed 42 transitions
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 49 transitions.
Graph (complete) has 401 edges and 146 vertex of which 142 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 0 with 34 rules applied. Total rules applied 36 place count 142 transition count 239
Reduce places removed 33 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 39 rules applied. Total rules applied 75 place count 109 transition count 233
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 77 place count 107 transition count 233
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 77 place count 107 transition count 227
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 89 place count 101 transition count 227
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 98 place count 92 transition count 214
Iterating global reduction 3 with 9 rules applied. Total rules applied 107 place count 92 transition count 214
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 113 place count 92 transition count 208
Performed 22 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 22 places in 0 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 4 with 44 rules applied. Total rules applied 157 place count 70 transition count 183
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 4 with 18 rules applied. Total rules applied 175 place count 70 transition count 165
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 179 place count 66 transition count 158
Iterating global reduction 5 with 4 rules applied. Total rules applied 183 place count 66 transition count 158
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 187 place count 66 transition count 154
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 189 place count 65 transition count 153
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 191 place count 65 transition count 151
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 192 place count 64 transition count 150
Iterating global reduction 7 with 1 rules applied. Total rules applied 193 place count 64 transition count 150
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 194 place count 64 transition count 149
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 8 with 6 rules applied. Total rules applied 200 place count 61 transition count 149
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 8 with 6 rules applied. Total rules applied 206 place count 61 transition count 143
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 209 place count 58 transition count 137
Iterating global reduction 9 with 3 rules applied. Total rules applied 212 place count 58 transition count 137
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 215 place count 58 transition count 134
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 10 with 15 rules applied. Total rules applied 230 place count 58 transition count 119
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 231 place count 57 transition count 118
Iterating global reduction 10 with 1 rules applied. Total rules applied 232 place count 57 transition count 118
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 233 place count 56 transition count 117
Iterating global reduction 10 with 1 rules applied. Total rules applied 234 place count 56 transition count 117
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 235 place count 56 transition count 116
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 11 with 2 rules applied. Total rules applied 237 place count 55 transition count 115
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 11 with 2 rules applied. Total rules applied 239 place count 54 transition count 116
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 240 place count 54 transition count 115
Free-agglomeration rule applied 1 times.
Iterating global reduction 12 with 1 rules applied. Total rules applied 241 place count 54 transition count 114
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 242 place count 53 transition count 114
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 243 place count 53 transition count 114
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 244 place count 53 transition count 113
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 245 place count 52 transition count 112
Applied a total of 245 rules in 51 ms. Remains 52 /166 variables (removed 114) and now considering 112/322 (removed 210) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 ms. Remains : 52/166 places, 112/322 transitions.
RANDOM walk for 40000 steps (1725 resets) in 129 ms. (307 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (555 resets) in 70 ms. (563 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (21 resets) in 86 ms. (459 steps per ms) remains 2/2 properties
Probably explored full state space saw : 8272 states, properties seen :0
Probabilistic random walk after 32981 steps, saw 8272 distinct states, run finished after 137 ms. (steps per millisecond=240 ) properties seen :0
Explored full state space saw : 8272 states, properties seen :0
Exhaustive walk after 32981 steps, saw 8272 distinct states, run finished after 99 ms. (steps per millisecond=333 ) properties seen :0
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-2025-03 TRUE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 14080 ms.

BK_STOP 1748600341632

--------------------
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-319"
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-319, 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-174854028300350"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-319.tgz
mv CloudReconfiguration-PT-319 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 ;