Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028200327.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-316, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028200327
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 48K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.0K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K 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-316-ReachabilityFireability-2025-00
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-01
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-02
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-03
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-04
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-05
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-06
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-07
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-08
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-09
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-10
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-11
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-12
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-13
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-14
FORMULA_NAME CloudReconfiguration-PT-316-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748597708708

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-316
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-05-30 09:35:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 09:35:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 09:35:10] [INFO ] Load time of PNML (sax parser for PT used): 148 ms
[2025-05-30 09:35:10] [INFO ] Transformed 2585 places.
[2025-05-30 09:35:10] [INFO ] Transformed 3095 transitions.
[2025-05-30 09:35:10] [INFO ] Found NUPN structural information;
[2025-05-30 09:35:10] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 255 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (320 resets) in 2085 ms. (19 steps per ms) remains 14/16 properties
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-05-30 09:35:11] [INFO ] Flatten gal took : 337 ms
BEST_FIRST walk for 40002 steps (89 resets) in 474 ms. (84 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (106 resets) in 219 ms. (181 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (92 resets) in 155 ms. (256 steps per ms) remains 13/14 properties
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-02 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (90 resets) in 184 ms. (216 steps per ms) remains 12/13 properties
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-09 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2025-05-30 09:35:11] [INFO ] Flatten gal took : 195 ms
BEST_FIRST walk for 40001 steps (96 resets) in 240 ms. (165 steps per ms) remains 12/12 properties
[2025-05-30 09:35:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16193224418343960083.gal : 64 ms
[2025-05-30 09:35:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7708895294388499965.prop : 6 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/ReachabilityCardinality16193224418343960083.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7708895294388499965.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 ...329
BEST_FIRST walk for 40003 steps (93 resets) in 514 ms. (77 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (101 resets) in 139 ms. (285 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (95 resets) in 176 ms. (226 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (93 resets) in 208 ms. (191 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (83 resets) in 196 ms. (203 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (95 resets) in 142 ms. (279 steps per ms) remains 12/12 properties
Loading property file /tmp/ReachabilityCardinality7708895294388499965.prop.
BEST_FIRST walk for 40001 steps (90 resets) in 182 ms. (218 steps per ms) remains 11/12 properties
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (83 resets) in 217 ms. (183 steps per ms) remains 11/11 properties
// Phase 1: matrix 3095 rows 2585 cols
[2025-05-30 09:35:12] [INFO ] Computed 4 invariants in 53 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) 0/162 variables, 162/162 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/162 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 2412/2574 variables, 4/166 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2412/2578 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,12 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :3 after 4
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :4 after 5
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :5 after 6
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :6 after 7
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :7 after 8
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :8 after 10
SDD proceeding with computation,12 properties remain. new max is 1024
SDD size :10 after 18
SDD proceeding with computation,12 properties remain. new max is 2048
SDD size :18 after 575
SDD proceeding with computation,12 properties remain. new max is 4096
SDD size :575 after 2206
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
At refinement iteration 11 (INCLUDED_ONLY) 0/5663 variables, 1/5156 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Reachability property CloudReconfiguration-PT-316-ReachabilityFireability-2025-04 is true.
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :2206 after 5287
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :5287 after 25408
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 5048 ms.
Refiners :[Domain max(s): 2576/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2576/2585 constraints, PredecessorRefiner: 11/7 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) 0/161 variables, 161/161 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/161 variables, 0/161 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 2413/2574 variables, 4/165 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2413/2578 constraints. Problems are: Problem set: 1 solved, 10 unsolved
SDD proceeding with computation,11 properties remain. new max is 16384
SDD size :25408 after 189113
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 1 solved, 10 unsolved
SDD proceeding with computation,11 properties remain. new max is 32768
SDD size :189113 after 1.7833e+06
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, 6/5158 constraints. Problems are: Problem set: 1 solved, 10 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5659/5680 variables, and 5158 constraints, problems are : Problem set: 1 solved, 10 unsolved in 5036 ms.
Refiners :[Domain max(s): 2574/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2574/2585 constraints, PredecessorRefiner: 10/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10300ms problems are : Problem set: 1 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 161 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2536 edges and 2585 vertex of which 478 / 2585 are part of one of the 51 SCC in 10 ms
Free SCC test removed 427 places
Drop transitions (Empty/Sink Transition effects.) removed 519 transitions
Reduce isomorphic transitions removed 519 transitions.
Graph (complete) has 2856 edges and 2158 vertex of which 2144 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.6 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 3 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1118 transitions
Trivial Post-agglo rules discarded 1118 transitions
Performed 1118 trivial Post agglomeration. Transition count delta: 1118
Iterating post reduction 0 with 1123 rules applied. Total rules applied 1125 place count 2144 transition count 1444
Reduce places removed 1118 places and 0 transitions.
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 44 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 1 with 1195 rules applied. Total rules applied 2320 place count 1026 transition count 1367
Reduce places removed 33 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 35 rules applied. Total rules applied 2355 place count 993 transition count 1365
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 173 Post agglomeration using F-continuation condition.Transition count delta: 173
Iterating post reduction 3 with 175 rules applied. Total rules applied 2530 place count 992 transition count 1191
Reduce places removed 173 places and 0 transitions.
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 4 with 206 rules applied. Total rules applied 2736 place count 819 transition count 1158
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 2739 place count 816 transition count 1158
Performed 36 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 36 Pre rules applied. Total rules applied 2739 place count 816 transition count 1122
Deduced a syphon composed of 36 places in 2 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 6 with 72 rules applied. Total rules applied 2811 place count 780 transition count 1122
Discarding 90 places :
Symmetric choice reduction at 6 with 90 rule applications. Total rules 2901 place count 690 transition count 1032
Iterating global reduction 6 with 90 rules applied. Total rules applied 2991 place count 690 transition count 1032
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 6 with 4 rules applied. Total rules applied 2995 place count 690 transition count 1028
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 2996 place count 689 transition count 1028
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 6 Pre rules applied. Total rules applied 2996 place count 689 transition count 1022
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 8 with 12 rules applied. Total rules applied 3008 place count 683 transition count 1022
Discarding 52 places :
Symmetric choice reduction at 8 with 52 rule applications. Total rules 3060 place count 631 transition count 970
Iterating global reduction 8 with 52 rules applied. Total rules applied 3112 place count 631 transition count 970
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 8 with 16 rules applied. Total rules applied 3128 place count 631 transition count 954
Reduce places removed 8 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 9 with 10 rules applied. Total rules applied 3138 place count 623 transition count 952
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 3139 place count 622 transition count 952
Discarding 6 places :
Symmetric choice reduction at 11 with 6 rule applications. Total rules 3145 place count 616 transition count 945
Iterating global reduction 11 with 6 rules applied. Total rules applied 3151 place count 616 transition count 945
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 3153 place count 616 transition count 943
Discarding 3 places :
Symmetric choice reduction at 12 with 3 rule applications. Total rules 3156 place count 613 transition count 937
Iterating global reduction 12 with 3 rules applied. Total rules applied 3159 place count 613 transition count 937
Discarding 1 places :
Symmetric choice reduction at 12 with 1 rule applications. Total rules 3160 place count 612 transition count 935
Iterating global reduction 12 with 1 rules applied. Total rules applied 3161 place count 612 transition count 935
Performed 177 Post agglomeration using F-continuation condition with reduction of 29 identical transitions.
Deduced a syphon composed of 177 places in 1 ms
Reduce places removed 177 places and 0 transitions.
Iterating global reduction 12 with 354 rules applied. Total rules applied 3515 place count 435 transition count 729
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 12 with 25 rules applied. Total rules applied 3540 place count 435 transition count 704
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 13 with 2 rules applied. Total rules applied 3542 place count 434 transition count 703
Performed 52 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 52 places in 1 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 13 with 104 rules applied. Total rules applied 3646 place count 382 transition count 753
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 13 with 35 rules applied. Total rules applied 3681 place count 382 transition count 718
Discarding 11 places :
Symmetric choice reduction at 14 with 11 rule applications. Total rules 3692 place count 371 transition count 693
Iterating global reduction 14 with 11 rules applied. Total rules applied 3703 place count 371 transition count 693
Drop transitions (Redundant composition of simpler transitions.) removed 49 transitions
Redundant transition composition rules discarded 49 transitions
Iterating global reduction 14 with 49 rules applied. Total rules applied 3752 place count 371 transition count 644
Free-agglomeration rule applied 24 times.
Iterating global reduction 14 with 24 rules applied. Total rules applied 3776 place count 371 transition count 620
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 14 with 24 rules applied. Total rules applied 3800 place count 347 transition count 620
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 15 with 6 rules applied. Total rules applied 3806 place count 347 transition count 614
Partial Free-agglomeration rule applied 12 times.
Drop transitions (Partial Free agglomeration) removed 12 transitions
Iterating global reduction 15 with 12 rules applied. Total rules applied 3818 place count 347 transition count 614
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 3819 place count 347 transition count 613
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 3825 place count 347 transition count 613
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 3826 place count 346 transition count 612
Applied a total of 3826 rules in 470 ms. Remains 346 /2585 variables (removed 2239) and now considering 612/3095 (removed 2483) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 476 ms. Remains : 346/2585 places, 612/3095 transitions.
RANDOM walk for 40000 steps (22 resets) in 518 ms. (77 steps per ms) remains 10/10 properties
Reachability property CloudReconfiguration-PT-316-ReachabilityFireability-2025-06 is true.
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property CloudReconfiguration-PT-316-ReachabilityFireability-2025-00 is true.
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,9 properties remain. new max is 32768
SDD size :1.7833e+06 after 4.48747e+06
BEST_FIRST walk for 40000 steps (13 resets) in 472 ms. (84 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (16 resets) in 215 ms. (185 steps per ms) remains 9/10 properties
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40000 steps (13 resets) in 272 ms. (146 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40000 steps (16 resets) in 320 ms. (124 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40000 steps (14 resets) in 223 ms. (178 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40000 steps (15 resets) in 241 ms. (165 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40000 steps (13 resets) in 145 ms. (273 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40000 steps (15 resets) in 266 ms. (149 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40000 steps (12 resets) in 198 ms. (201 steps per ms) remains 9/9 properties
[2025-05-30 09:35:23] [INFO ] Flow matrix only has 606 transitions (discarded 6 similar events)
// Phase 1: matrix 606 rows 346 cols
[2025-05-30 09:35:23] [INFO ] Computed 2 invariants in 3 ms
[2025-05-30 09:35:23] [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) 0/147 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem CloudReconfiguration-PT-316-ReachabilityFireability-2025-11 is UNSAT
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 102/249 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 575/824 variables, 249/251 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/824 variables, 2/253 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/824 variables, 0/253 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 119/943 variables, 90/343 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/943 variables, 2/345 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/943 variables, 0/345 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 8/951 variables, 6/351 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/951 variables, 0/351 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 1/952 variables, 1/352 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/952 variables, 0/352 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 0/952 variables, 0/352 constraints. Problems are: Problem set: 1 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 952/952 variables, and 352 constraints, problems are : Problem set: 1 solved, 6 unsolved in 1255 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 346/346 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 7/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 6 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 6 unsolved
Problem CloudReconfiguration-PT-316-ReachabilityFireability-2025-08 is UNSAT
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-08 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 115/240 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 539/779 variables, 240/242 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/779 variables, 2/244 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/779 variables, 0/244 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 129/908 variables, 84/328 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/908 variables, 2/330 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/908 variables, 3/333 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/908 variables, 0/333 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 30/938 variables, 14/347 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/938 variables, 0/347 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Problem CloudReconfiguration-PT-316-ReachabilityFireability-2025-05 is UNSAT
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-05 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 12 (OVERLAPS) 9/947 variables, 5/352 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/947 variables, 0/352 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 4/951 variables, 2/354 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/951 variables, 0/354 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 1/952 variables, 1/355 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/952 variables, 0/355 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 0/952 variables, 0/355 constraints. Problems are: Problem set: 3 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 952/952 variables, and 355 constraints, problems are : Problem set: 3 solved, 4 unsolved in 1959 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 346/346 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 6/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3247ms problems are : Problem set: 3 solved, 4 unsolved
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-13 TRUE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-12 TRUE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-01 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 536 steps, including 51 resets, run visited all 1 properties in 2 ms. (steps per millisecond=268 )
FORMULA CloudReconfiguration-PT-316-ReachabilityFireability-2025-15 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 4 properties in 91 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 17199 ms.

BK_STOP 1748597727178

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-316"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-316, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r044-tall-174854028200327"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-316.tgz
mv CloudReconfiguration-PT-316 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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