Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028100270.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-308, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028100270
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K 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 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 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 90K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K 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-308-ReachabilityCardinality-2025-00
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-01
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-02
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-03
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-04
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-05
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-06
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-07
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-08
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-09
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-10
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-11
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-12
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-13
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-14
FORMULA_NAME CloudReconfiguration-PT-308-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748589448233

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-308
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-30 07:17:29] [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 07:17:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 07:17:29] [INFO ] Load time of PNML (sax parser for PT used): 142 ms
[2025-05-30 07:17:29] [INFO ] Transformed 2585 places.
[2025-05-30 07:17:29] [INFO ] Transformed 3095 transitions.
[2025-05-30 07:17:29] [INFO ] Found NUPN structural information;
[2025-05-30 07:17:29] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 243 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-308-ReachabilityCardinality-2025-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (289 resets) in 1506 ms. (26 steps per ms) remains 11/12 properties
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (82 resets) in 536 ms. (74 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (79 resets) in 222 ms. (179 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (77 resets) in 179 ms. (222 steps per ms) remains 11/11 properties
[2025-05-30 07:17:30] [INFO ] Flatten gal took : 405 ms
BEST_FIRST walk for 40003 steps (81 resets) in 513 ms. (77 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (76 resets) in 180 ms. (221 steps per ms) remains 11/11 properties
[2025-05-30 07:17:30] [INFO ] Flatten gal took : 187 ms
BEST_FIRST walk for 40002 steps (77 resets) in 206 ms. (193 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (78 resets) in 229 ms. (173 steps per ms) remains 11/11 properties
[2025-05-30 07:17:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2483940200228891593.gal : 117 ms
BEST_FIRST walk for 40003 steps (79 resets) in 140 ms. (283 steps per ms) remains 11/11 properties
[2025-05-30 07:17:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6923142273331719813.prop : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2483940200228891593.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6923142273331719813.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (79 resets) in 129 ms. (307 steps per ms) remains 11/11 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 ...328
BEST_FIRST walk for 40001 steps (77 resets) in 220 ms. (181 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (77 resets) in 148 ms. (268 steps per ms) remains 11/11 properties
Loading property file /tmp/ReachabilityCardinality6923142273331719813.prop.
Interrupted probabilistic random walk after 241120 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 11
Probabilistic random walk after 241120 steps, saw 62531 distinct states, run finished after 3006 ms. (steps per millisecond=80 ) properties seen :0
// Phase 1: matrix 3095 rows 2585 cols
[2025-05-30 07:17:34] [INFO ] Computed 4 invariants in 50 ms
Excessive predecessor constraint size, skipping predecessor.
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) 0/146 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/146 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 2428/2574 variables, 4/150 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2428/2578 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :3 after 4
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :4 after 5
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :5 after 6
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :6 after 7
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :7 after 9
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :9 after 11
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :11 after 19
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :19 after 200
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :200 after 2225
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :2225 after 4981
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Reachability property CloudReconfiguration-PT-308-ReachabilityCardinality-2025-14 is true.
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 0/5152 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 2/5661 variables, 1/5153 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5661 variables, 1/5154 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5661 variables, 0/5154 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 2/5663 variables, 1/5155 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/5663 variables, 1/5156 constraints. Problems are: Problem set: 1 solved, 10 unsolved
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 5049 ms.
Refiners :[Domain max(s): 2576/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2576/2585 constraints, PredecessorRefiner: 11/10 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) 0/117 variables, 117/117 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/117 variables, 0/117 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 2457/2574 variables, 4/121 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2457/2578 constraints. Problems are: Problem set: 1 solved, 10 unsolved
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
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 9/5161 constraints. Problems are: Problem set: 1 solved, 10 unsolved
SDD proceeding with computation,10 properties remain. new max is 8192
SDD size :4981 after 215334
At refinement iteration 7 (INCLUDED_ONLY) 0/5659 variables, 0/5161 constraints. Problems are: Problem set: 1 solved, 10 unsolved
SMT process timed out in 10242ms, After SMT, problems are : Problem set: 1 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 117 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2709 edges and 2585 vertex of which 630 / 2585 are part of one of the 55 SCC in 11 ms
Free SCC test removed 575 places
Drop transitions (Empty/Sink Transition effects.) removed 699 transitions
Reduce isomorphic transitions removed 699 transitions.
Graph (complete) has 2676 edges and 2010 vertex of which 1996 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.9 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 1156 transitions
Trivial Post-agglo rules discarded 1156 transitions
Performed 1156 trivial Post agglomeration. Transition count delta: 1156
Iterating post reduction 0 with 1165 rules applied. Total rules applied 1167 place count 1996 transition count 1222
Reduce places removed 1156 places and 0 transitions.
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 40 transitions
Trivial Post-agglo rules discarded 40 transitions
Performed 40 trivial Post agglomeration. Transition count delta: 40
Iterating post reduction 1 with 1260 rules applied. Total rules applied 2427 place count 840 transition count 1118
Reduce places removed 40 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 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 46 rules applied. Total rules applied 2473 place count 800 transition count 1112
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 2479 place count 798 transition count 1108
Reduce places removed 2 places and 0 transitions.
Performed 73 Post agglomeration using F-continuation condition.Transition count delta: 73
Iterating post reduction 4 with 75 rules applied. Total rules applied 2554 place count 796 transition count 1035
Reduce places removed 73 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 5 with 82 rules applied. Total rules applied 2636 place count 723 transition count 1026
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 2638 place count 721 transition count 1026
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 31 Pre rules applied. Total rules applied 2638 place count 721 transition count 995
Deduced a syphon composed of 31 places in 1 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 7 with 62 rules applied. Total rules applied 2700 place count 690 transition count 995
Discarding 77 places :
Symmetric choice reduction at 7 with 77 rule applications. Total rules 2777 place count 613 transition count 918
Iterating global reduction 7 with 77 rules applied. Total rules applied 2854 place count 613 transition count 918
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 7 Pre rules applied. Total rules applied 2854 place count 613 transition count 911
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 7 with 14 rules applied. Total rules applied 2868 place count 606 transition count 911
Discarding 54 places :
Symmetric choice reduction at 7 with 54 rule applications. Total rules 2922 place count 552 transition count 857
Iterating global reduction 7 with 54 rules applied. Total rules applied 2976 place count 552 transition count 857
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 7 with 20 rules applied. Total rules applied 2996 place count 552 transition count 837
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 8 with 15 rules applied. Total rules applied 3011 place count 543 transition count 831
Reduce places removed 3 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 9 with 5 rules applied. Total rules applied 3016 place count 540 transition count 829
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 3018 place count 538 transition count 829
Discarding 13 places :
Symmetric choice reduction at 11 with 13 rule applications. Total rules 3031 place count 525 transition count 810
Iterating global reduction 11 with 13 rules applied. Total rules applied 3044 place count 525 transition count 810
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 11 with 4 rules applied. Total rules applied 3048 place count 525 transition count 806
Discarding 7 places :
Symmetric choice reduction at 12 with 7 rule applications. Total rules 3055 place count 518 transition count 792
Iterating global reduction 12 with 7 rules applied. Total rules applied 3062 place count 518 transition count 792
Discarding 3 places :
Symmetric choice reduction at 12 with 3 rule applications. Total rules 3065 place count 515 transition count 786
Iterating global reduction 12 with 3 rules applied. Total rules applied 3068 place count 515 transition count 786
Performed 164 Post agglomeration using F-continuation condition with reduction of 38 identical transitions.
Deduced a syphon composed of 164 places in 1 ms
Reduce places removed 164 places and 0 transitions.
Iterating global reduction 12 with 328 rules applied. Total rules applied 3396 place count 351 transition count 584
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 12 with 21 rules applied. Total rules applied 3417 place count 351 transition count 563
Performed 48 Post agglomeration using F-continuation condition with reduction of 20 identical transitions.
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 13 with 96 rules applied. Total rules applied 3513 place count 303 transition count 621
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 13 with 30 rules applied. Total rules applied 3543 place count 303 transition count 591
Discarding 12 places :
Symmetric choice reduction at 14 with 12 rule applications. Total rules 3555 place count 291 transition count 564
Iterating global reduction 14 with 12 rules applied. Total rules applied 3567 place count 291 transition count 564
Drop transitions (Redundant composition of simpler transitions.) removed 41 transitions
Redundant transition composition rules discarded 41 transitions
Iterating global reduction 14 with 41 rules applied. Total rules applied 3608 place count 291 transition count 523
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 3610 place count 289 transition count 521
Iterating global reduction 14 with 2 rules applied. Total rules applied 3612 place count 289 transition count 521
Free-agglomeration rule applied 38 times.
Iterating global reduction 14 with 38 rules applied. Total rules applied 3650 place count 289 transition count 483
Reduce places removed 38 places and 0 transitions.
Iterating post reduction 14 with 38 rules applied. Total rules applied 3688 place count 251 transition count 483
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 15 with 7 rules applied. Total rules applied 3695 place count 251 transition count 476
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 15 with 1 rules applied. Total rules applied 3696 place count 251 transition count 476
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 3697 place count 250 transition count 476
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 3698 place count 250 transition count 475
Partial Free-agglomeration rule applied 12 times.
Drop transitions (Partial Free agglomeration) removed 12 transitions
Iterating global reduction 16 with 12 rules applied. Total rules applied 3710 place count 250 transition count 475
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 3712 place count 250 transition count 473
Partial Post-agglomeration rule applied 3 times.
Drop transitions (Partial Post agglomeration) removed 3 transitions
Iterating global reduction 16 with 3 rules applied. Total rules applied 3715 place count 250 transition count 473
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 3716 place count 250 transition count 472
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 3717 place count 249 transition count 471
Applied a total of 3717 rules in 468 ms. Remains 249 /2585 variables (removed 2336) and now considering 471/3095 (removed 2624) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 476 ms. Remains : 249/2585 places, 471/3095 transitions.
RANDOM walk for 40000 steps (1618 resets) in 335 ms. (119 steps per ms) remains 4/10 properties
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40000 steps (38 resets) in 122 ms. (325 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (324 resets) in 176 ms. (226 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (368 resets) in 144 ms. (275 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (26 resets) in 69 ms. (571 steps per ms) remains 4/4 properties
[2025-05-30 07:17:45] [INFO ] Flow matrix only has 461 transitions (discarded 10 similar events)
// Phase 1: matrix 461 rows 249 cols
[2025-05-30 07:17:45] [INFO ] Computed 4 invariants in 1 ms
[2025-05-30 07:17:45] [INFO ] State equation strengthened by 4 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) 0/107 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem CloudReconfiguration-PT-308-ReachabilityCardinality-2025-04 is UNSAT
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-04 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 137/244 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 07:17:45] [INFO ] Deduced a trap composed of 57 places in 115 ms of which 20 ms to minimize.
Problem CloudReconfiguration-PT-308-ReachabilityCardinality-2025-08 is UNSAT
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-08 FALSE TECHNIQUES SMT_REFINEMENT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 07:17:45] [INFO ] Deduced a trap composed of 66 places in 102 ms of which 19 ms to minimize.
Problem CloudReconfiguration-PT-308-ReachabilityCardinality-2025-10 is UNSAT
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-10 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (INCLUDED_ONLY) 0/244 variables, 2/6 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/244 variables, 0/6 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 460/704 variables, 244/250 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/704 variables, 3/253 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/704 variables, 0/253 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 6/710 variables, 5/258 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/710 variables, 1/259 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/710 variables, 0/259 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/710 variables, 0/259 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 710/710 variables, and 259 constraints, problems are : Problem set: 3 solved, 1 unsolved in 471 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 249/249 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 217/244 variables, 4/4 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/244 variables, 2/6 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/244 variables, 0/6 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 460/704 variables, 244/250 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/704 variables, 3/253 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/704 variables, 1/254 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/704 variables, 0/254 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/710 variables, 5/259 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/710 variables, 1/260 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/710 variables, 0/260 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/710 variables, 0/260 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 710/710 variables, and 260 constraints, problems are : Problem set: 3 solved, 1 unsolved in 366 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 249/249 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 866ms problems are : Problem set: 3 solved, 1 unsolved
Finished Parikh walk after 1304 steps, including 117 resets, run visited all 1 properties in 8 ms. (steps per millisecond=163 )
FORMULA CloudReconfiguration-PT-308-ReachabilityCardinality-2025-00 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 11 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 16592 ms.

BK_STOP 1748589466014

--------------------
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-308"
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-308, 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-174854028100270"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-308.tgz
mv CloudReconfiguration-PT-308 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 ;