Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028200310.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-313, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028200310
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 42K 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-313-ReachabilityCardinality-2025-00
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-01
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-02
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-03
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-04
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-05
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-06
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-07
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-08
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-09
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-10
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-11
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-12
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-13
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-14
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748595192703

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-313
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-30 08:53:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 08:53:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 08:53:14] [INFO ] Load time of PNML (sax parser for PT used): 145 ms
[2025-05-30 08:53:14] [INFO ] Transformed 2585 places.
[2025-05-30 08:53:14] [INFO ] Transformed 3095 transitions.
[2025-05-30 08:53:14] [INFO ] Found NUPN structural information;
[2025-05-30 08:53:14] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 248 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 18 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (281 resets) in 2234 ms. (17 steps per ms) remains 11/14 properties
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40001 steps (85 resets) in 487 ms. (81 steps per ms) remains 11/11 properties
[2025-05-30 08:53:15] [INFO ] Flatten gal took : 430 ms
BEST_FIRST walk for 40004 steps (82 resets) in 230 ms. (173 steps per ms) remains 11/11 properties
[2025-05-30 08:53:15] [INFO ] Flatten gal took : 148 ms
BEST_FIRST walk for 40003 steps (74 resets) in 504 ms. (79 steps per ms) remains 10/11 properties
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-10 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2025-05-30 08:53:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5304683668495552125.gal : 103 ms
[2025-05-30 08:53:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2518445762601809625.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/ReachabilityCardinality5304683668495552125.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2518445762601809625.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 ...328
BEST_FIRST walk for 40004 steps (69 resets) in 458 ms. (87 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (80 resets) in 225 ms. (177 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (77 resets) in 201 ms. (198 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (81 resets) in 172 ms. (231 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (79 resets) in 136 ms. (291 steps per ms) remains 10/10 properties
Loading property file /tmp/ReachabilityCardinality2518445762601809625.prop.
BEST_FIRST walk for 40004 steps (78 resets) in 171 ms. (232 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (78 resets) in 133 ms. (298 steps per ms) remains 9/10 properties
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 3095 rows 2585 cols
[2025-05-30 08:53:15] [INFO ] Computed 4 invariants in 77 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) 0/176 variables, 176/176 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/176 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 2398/2574 variables, 4/180 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2398/2578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 0/5152 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 2/5661 variables, 1/5153 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5661 variables, 1/5154 constraints. Problems are: Problem set: 0 solved, 9 unsolved
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :3 after 4
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :4 after 5
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :5 after 6
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :6 after 7
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :7 after 9
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :9 after 12
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :12 after 27
At refinement iteration 9 (INCLUDED_ONLY) 0/5661 variables, 0/5154 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 2/5663 variables, 1/5155 constraints. Problems are: Problem set: 0 solved, 9 unsolved
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :27 after 654
At refinement iteration 11 (INCLUDED_ONLY) 0/5663 variables, 1/5156 constraints. Problems are: Problem set: 0 solved, 9 unsolved
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :654 after 4033
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5663/5680 variables, and 5156 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5050 ms.
Refiners :[Domain max(s): 2576/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2576/2585 constraints, PredecessorRefiner: 9/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/176 variables, 176/176 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/176 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Invariant property CloudReconfiguration-PT-313-ReachabilityCardinality-2025-12 does not hold.
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 2 (OVERLAPS) 2398/2574 variables, 4/180 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2398/2578 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 1 solved, 8 unsolved
SDD proceeding with computation,9 properties remain. new max is 4096
SDD size :4033 after 105333
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 1 solved, 8 unsolved
Invariant property CloudReconfiguration-PT-313-ReachabilityCardinality-2025-13 does not hold.
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 6/5158 constraints. Problems are: Problem set: 2 solved, 7 unsolved
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 Int declared 5659/5680 variables, and 5158 constraints, problems are : Problem set: 2 solved, 7 unsolved in 5026 ms.
Refiners :[Domain max(s): 2574/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2574/2585 constraints, PredecessorRefiner: 8/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10281ms problems are : Problem set: 2 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 147 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2634 edges and 2585 vertex of which 548 / 2585 are part of one of the 50 SCC in 11 ms
Free SCC test removed 498 places
Drop transitions (Empty/Sink Transition effects.) removed 617 transitions
Reduce isomorphic transitions removed 617 transitions.
Graph (complete) has 2758 edges and 2087 vertex of which 2074 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.6 ms
Discarding 13 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1160 transitions
Trivial Post-agglo rules discarded 1160 transitions
Performed 1160 trivial Post agglomeration. Transition count delta: 1160
Iterating post reduction 0 with 1168 rules applied. Total rules applied 1170 place count 2074 transition count 1302
Reduce places removed 1160 places and 0 transitions.
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 57 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 1250 rules applied. Total rules applied 2420 place count 914 transition count 1212
Reduce places removed 33 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 94 Post agglomeration using F-continuation condition.Transition count delta: 94
Iterating post reduction 2 with 128 rules applied. Total rules applied 2548 place count 881 transition count 1117
Reduce places removed 94 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 102 rules applied. Total rules applied 2650 place count 787 transition count 1109
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 2652 place count 785 transition count 1109
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 33 Pre rules applied. Total rules applied 2652 place count 785 transition count 1076
Deduced a syphon composed of 33 places in 5 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 5 with 66 rules applied. Total rules applied 2718 place count 752 transition count 1076
Discarding 85 places :
Symmetric choice reduction at 5 with 85 rule applications. Total rules 2803 place count 667 transition count 991
Iterating global reduction 5 with 85 rules applied. Total rules applied 2888 place count 667 transition count 991
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 2891 place count 667 transition count 988
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 6 Pre rules applied. Total rules applied 2891 place count 667 transition count 982
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 6 with 12 rules applied. Total rules applied 2903 place count 661 transition count 982
Discarding 52 places :
Symmetric choice reduction at 6 with 52 rule applications. Total rules 2955 place count 609 transition count 930
Iterating global reduction 6 with 52 rules applied. Total rules applied 3007 place count 609 transition count 930
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 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 6 with 19 rules applied. Total rules applied 3026 place count 609 transition count 911
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 12 rules applied. Total rules applied 3038 place count 600 transition count 908
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 8 with 2 rules applied. Total rules applied 3040 place count 599 transition count 907
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 3041 place count 598 transition count 907
Discarding 7 places :
Symmetric choice reduction at 10 with 7 rule applications. Total rules 3048 place count 591 transition count 896
Iterating global reduction 10 with 7 rules applied. Total rules applied 3055 place count 591 transition count 896
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 3058 place count 588 transition count 890
Iterating global reduction 10 with 3 rules applied. Total rules applied 3061 place count 588 transition count 890
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 3062 place count 587 transition count 888
Iterating global reduction 10 with 1 rules applied. Total rules applied 3063 place count 587 transition count 888
Performed 177 Post agglomeration using F-continuation condition with reduction of 37 identical transitions.
Deduced a syphon composed of 177 places in 1 ms
Reduce places removed 177 places and 0 transitions.
Iterating global reduction 10 with 354 rules applied. Total rules applied 3417 place count 410 transition count 674
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 10 with 12 rules applied. Total rules applied 3429 place count 410 transition count 662
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 11 with 2 rules applied. Total rules applied 3431 place count 409 transition count 661
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 3433 place count 409 transition count 659
Performed 53 Post agglomeration using F-continuation condition with reduction of 9 identical transitions.
Deduced a syphon composed of 53 places in 4 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 12 with 106 rules applied. Total rules applied 3539 place count 356 transition count 709
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 12 with 31 rules applied. Total rules applied 3570 place count 356 transition count 678
Discarding 10 places :
Symmetric choice reduction at 13 with 10 rule applications. Total rules 3580 place count 346 transition count 658
Iterating global reduction 13 with 10 rules applied. Total rules applied 3590 place count 346 transition count 658
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 3591 place count 346 transition count 657
Drop transitions (Redundant composition of simpler transitions.) removed 55 transitions
Redundant transition composition rules discarded 55 transitions
Iterating global reduction 14 with 55 rules applied. Total rules applied 3646 place count 346 transition count 602
Free-agglomeration rule applied 24 times.
Iterating global reduction 14 with 24 rules applied. Total rules applied 3670 place count 346 transition count 578
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 14 with 24 rules applied. Total rules applied 3694 place count 322 transition count 578
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 3696 place count 322 transition count 576
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 15 with 1 rules applied. Total rules applied 3697 place count 322 transition count 577
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 3698 place count 321 transition count 577
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 3700 place count 321 transition count 575
Partial Free-agglomeration rule applied 19 times.
Drop transitions (Partial Free agglomeration) removed 19 transitions
Iterating global reduction 16 with 19 rules applied. Total rules applied 3719 place count 321 transition count 575
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 3721 place count 321 transition count 573
Partial Post-agglomeration rule applied 8 times.
Drop transitions (Partial Post agglomeration) removed 8 transitions
Iterating global reduction 16 with 8 rules applied. Total rules applied 3729 place count 321 transition count 573
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 16 with 2 rules applied. Total rules applied 3731 place count 321 transition count 571
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 3732 place count 320 transition count 570
Applied a total of 3732 rules in 598 ms. Remains 320 /2585 variables (removed 2265) and now considering 570/3095 (removed 2525) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 604 ms. Remains : 320/2585 places, 570/3095 transitions.
RANDOM walk for 40000 steps (23 resets) in 465 ms. (85 steps per ms) remains 6/7 properties
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (25 resets) in 212 ms. (187 steps per ms) remains 2/6 properties
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-01 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40002 steps (23 resets) in 168 ms. (236 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (13 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
[2025-05-30 08:53:27] [INFO ] Flow matrix only has 565 transitions (discarded 5 similar events)
// Phase 1: matrix 565 rows 320 cols
[2025-05-30 08:53:27] [INFO ] Computed 3 invariants in 3 ms
[2025-05-30 08:53:27] [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) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 226/267 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/267 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 500/767 variables, 267/270 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/767 variables, 1/271 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/767 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 76/843 variables, 26/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/843 variables, 3/300 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/843 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 30/873 variables, 18/318 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/873 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 11/884 variables, 8/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/884 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem CloudReconfiguration-PT-313-ReachabilityCardinality-2025-09 is UNSAT
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-09 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 13 (OVERLAPS) 1/885 variables, 1/327 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:53:27] [INFO ] Deduced a trap composed of 69 places in 174 ms of which 36 ms to minimize.
Problem CloudReconfiguration-PT-313-ReachabilityCardinality-2025-05 is UNSAT
FORMULA CloudReconfiguration-PT-313-ReachabilityCardinality-2025-05 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 885/885 variables, and 328 constraints, problems are : Problem set: 2 solved, 0 unsolved in 536 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 320/320 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 563ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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 13756 ms.

BK_STOP 1748595207708

--------------------
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-313"
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-313, 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-174854028200310"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-313.tgz
mv CloudReconfiguration-PT-313 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 ;