Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r091-tall-171624186900059.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool greatspnxred
Input is CloudOpsManagement-PT-00320by00160, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r091-tall-171624186900059
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 444K
-rw-r--r-- 1 mcc users 7.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K Apr 22 14:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Apr 22 14:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 11 16:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K Apr 11 16:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 11 16:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Apr 11 16:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 22 14:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 13 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 17K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-00
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-01
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-02
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-03
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-04
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-05
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-06
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-07
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-08
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-09
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-10
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-11
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-12
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-13
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-14
FORMULA_NAME CloudOpsManagement-PT-00320by00160-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716244857182

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudOpsManagement-PT-00320by00160
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-20 22:40:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-20 22:40:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-20 22:40:58] [INFO ] Load time of PNML (sax parser for PT used): 42 ms
[2024-05-20 22:40:58] [INFO ] Transformed 27 places.
[2024-05-20 22:40:58] [INFO ] Transformed 29 transitions.
[2024-05-20 22:40:58] [INFO ] Parsed PT model containing 27 places and 29 transitions and 94 arcs in 143 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 9 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 27 cols
[2024-05-20 22:40:58] [INFO ] Computed 11 invariants in 4 ms
[2024-05-20 22:40:58] [INFO ] Implicit Places using invariants in 144 ms returned [16, 23]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 178 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/27 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 204 ms. Remains : 25/27 places, 29/29 transitions.
Support contains 22 out of 25 places after structural reductions.
[2024-05-20 22:40:59] [INFO ] Flatten gal took : 19 ms
[2024-05-20 22:40:59] [INFO ] Flatten gal took : 6 ms
[2024-05-20 22:40:59] [INFO ] Input system was already deterministic with 29 transitions.
RANDOM walk for 40577 steps (8 resets) in 136 ms. (296 steps per ms) remains 3/25 properties
BEST_FIRST walk for 40004 steps (8 resets) in 279 ms. (142 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 85 ms. (465 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 97 ms. (408 steps per ms) remains 2/2 properties
// Phase 1: matrix 29 rows 25 cols
[2024-05-20 22:40:59] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:40:59] [INFO ] State equation strengthened by 3 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp8 is UNSAT
At refinement iteration 1 (OVERLAPS) 12/16 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem AtomicPropp23 is UNSAT
After SMT solving in domain Real declared 20/54 variables, and 7 constraints, problems are : Problem set: 2 solved, 0 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 7/9 constraints, State Equation: 0/25 constraints, ReadFeed: 0/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 97ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Graph (trivial) has 11 edges and 25 vertex of which 8 / 25 are part of one of the 3 SCC in 2 ms
Free SCC test removed 5 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Applied a total of 1 rules in 15 ms. Remains 20 /25 variables (removed 5) and now considering 22/29 (removed 7) transitions.
[2024-05-20 22:40:59] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 20 cols
[2024-05-20 22:40:59] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:40:59] [INFO ] Implicit Places using invariants in 33 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/25 places, 22/29 transitions.
Graph (trivial) has 6 edges and 19 vertex of which 2 / 19 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 2 ms. Remains 18 /19 variables (removed 1) and now considering 21/22 (removed 1) transitions.
[2024-05-20 22:40:59] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
// Phase 1: matrix 17 rows 18 cols
[2024-05-20 22:40:59] [INFO ] Computed 8 invariants in 1 ms
[2024-05-20 22:40:59] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-20 22:40:59] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:40:59] [INFO ] Invariant cache hit.
[2024-05-20 22:40:59] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:40:59] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/25 places, 21/29 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 135 ms. Remains : 18/25 places, 21/29 transitions.
Stuttering acceptance computed with spot in 239 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-02
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 3 ms.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-02 finished in 504 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(F(p0)))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Graph (trivial) has 13 edges and 25 vertex of which 10 / 25 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Applied a total of 1 rules in 3 ms. Remains 19 /25 variables (removed 6) and now considering 21/29 (removed 8) transitions.
[2024-05-20 22:41:00] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
// Phase 1: matrix 17 rows 19 cols
[2024-05-20 22:41:00] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:41:00] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-20 22:41:00] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:00] [INFO ] Invariant cache hit.
[2024-05-20 22:41:00] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:00] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2024-05-20 22:41:00] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-20 22:41:00] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:00] [INFO ] Invariant cache hit.
[2024-05-20 22:41:00] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/19 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/35 variables, 19/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/35 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 1/36 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (OVERLAPS) 0/36 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 31 constraints, problems are : Problem set: 0 solved, 18 unsolved in 232 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/19 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/35 variables, 19/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/35 variables, 18/48 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/35 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 1/36 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/36 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 0/36 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 49 constraints, problems are : Problem set: 0 solved, 18 unsolved in 217 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 459ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 460ms
Starting structural reductions in SI_LTL mode, iteration 1 : 19/25 places, 21/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 547 ms. Remains : 19/25 places, 21/29 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-03
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-03 finished in 601 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p1)&&p0)))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Graph (trivial) has 5 edges and 25 vertex of which 4 / 25 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Applied a total of 1 rules in 2 ms. Remains 23 /25 variables (removed 2) and now considering 27/29 (removed 2) transitions.
[2024-05-20 22:41:00] [INFO ] Flow matrix only has 25 transitions (discarded 2 similar events)
// Phase 1: matrix 25 rows 23 cols
[2024-05-20 22:41:00] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:41:00] [INFO ] Implicit Places using invariants in 44 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/25 places, 27/29 transitions.
Graph (trivial) has 5 edges and 22 vertex of which 2 / 22 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 1 ms. Remains 21 /22 variables (removed 1) and now considering 26/27 (removed 1) transitions.
[2024-05-20 22:41:00] [INFO ] Flow matrix only has 23 transitions (discarded 3 similar events)
// Phase 1: matrix 23 rows 21 cols
[2024-05-20 22:41:00] [INFO ] Computed 8 invariants in 1 ms
[2024-05-20 22:41:00] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-20 22:41:00] [INFO ] Flow matrix only has 23 transitions (discarded 3 similar events)
[2024-05-20 22:41:00] [INFO ] Invariant cache hit.
[2024-05-20 22:41:00] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:00] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/25 places, 26/29 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 106 ms. Remains : 21/25 places, 26/29 transitions.
Stuttering acceptance computed with spot in 69 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-04
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-04 finished in 191 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(p0)) U (p0&&G(F(p1)))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Graph (trivial) has 11 edges and 25 vertex of which 9 / 25 are part of one of the 4 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 20 transition count 22
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 0 with 1 rules applied. Total rules applied 3 place count 20 transition count 21
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 18 transition count 21
Applied a total of 5 rules in 15 ms. Remains 18 /25 variables (removed 7) and now considering 21/29 (removed 8) transitions.
[2024-05-20 22:41:01] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
// Phase 1: matrix 17 rows 18 cols
[2024-05-20 22:41:01] [INFO ] Computed 8 invariants in 2 ms
[2024-05-20 22:41:01] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-20 22:41:01] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:01] [INFO ] Invariant cache hit.
[2024-05-20 22:41:01] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:01] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2024-05-20 22:41:01] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-20 22:41:01] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:01] [INFO ] Invariant cache hit.
[2024-05-20 22:41:01] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/18 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 1/35 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (OVERLAPS) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 29 constraints, problems are : Problem set: 0 solved, 18 unsolved in 188 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/18 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 18/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 1/35 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 47 constraints, problems are : Problem set: 0 solved, 18 unsolved in 203 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 399ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 399ms
Starting structural reductions in SI_LTL mode, iteration 1 : 18/25 places, 21/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 485 ms. Remains : 18/25 places, 21/29 transitions.
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-05
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-05 finished in 676 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 8 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 25 cols
[2024-05-20 22:41:01] [INFO ] Computed 9 invariants in 2 ms
[2024-05-20 22:41:01] [INFO ] Implicit Places using invariants in 39 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 51 ms. Remains : 24/25 places, 29/29 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-06
Stuttering criterion allowed to conclude after 25 steps with 0 reset in 2 ms.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-06 finished in 142 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Graph (trivial) has 12 edges and 25 vertex of which 10 / 25 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 20
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 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 19
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 17 transition count 19
Applied a total of 5 rules in 4 ms. Remains 17 /25 variables (removed 8) and now considering 19/29 (removed 10) transitions.
[2024-05-20 22:41:01] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
// Phase 1: matrix 15 rows 17 cols
[2024-05-20 22:41:01] [INFO ] Computed 8 invariants in 0 ms
[2024-05-20 22:41:01] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-05-20 22:41:01] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2024-05-20 22:41:01] [INFO ] Invariant cache hit.
[2024-05-20 22:41:01] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:01] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2024-05-20 22:41:01] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2024-05-20 22:41:01] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2024-05-20 22:41:01] [INFO ] Invariant cache hit.
[2024-05-20 22:41:01] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 3/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 1/32 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 28 constraints, problems are : Problem set: 0 solved, 16 unsolved in 173 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 17/17 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 3/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 1/32 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (OVERLAPS) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 44 constraints, problems are : Problem set: 0 solved, 16 unsolved in 184 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 17/17 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
After SMT, in 363ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 364ms
Starting structural reductions in SI_LTL mode, iteration 1 : 17/25 places, 19/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 437 ms. Remains : 17/25 places, 19/29 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-07
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-07 finished in 487 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)||X(X(G(p1))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 25 cols
[2024-05-20 22:41:02] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:41:02] [INFO ] Implicit Places using invariants in 32 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 24/25 places, 29/29 transitions.
Stuttering acceptance computed with spot in 165 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-08
Product exploration explored 100000 steps with 6242 reset in 262 ms.
Product exploration explored 100000 steps with 6062 reset in 233 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 4 factoid took 141 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 155 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 12550 steps (2 resets) in 15 ms. (784 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 4 factoid took 226 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 159 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 24 cols
[2024-05-20 22:41:03] [INFO ] Computed 8 invariants in 1 ms
[2024-05-20 22:41:03] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-20 22:41:03] [INFO ] Invariant cache hit.
[2024-05-20 22:41:04] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:04] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 26 sub problems to find dead transitions.
[2024-05-20 22:41:04] [INFO ] Invariant cache hit.
[2024-05-20 22:41:04] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/24 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/52 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/53 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 35 constraints, problems are : Problem set: 0 solved, 26 unsolved in 289 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 24/24 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/24 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/52 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 26/60 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/53 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 61 constraints, problems are : Problem set: 0 solved, 26 unsolved in 300 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 24/24 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
After SMT, in 607ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 609ms
Finished structural reductions in LTL mode , in 1 iterations and 692 ms. Remains : 24/24 places, 29/29 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 4 factoid took 117 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 297 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 15454 steps (3 resets) in 31 ms. (482 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 4 factoid took 216 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 162 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Product exploration explored 100000 steps with 6165 reset in 146 ms.
Product exploration explored 100000 steps with 5938 reset in 157 ms.
Applying partial POR strategy [false, false, true, true]
Stuttering acceptance computed with spot in 150 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 29/29 transitions.
Graph (trivial) has 13 edges and 24 vertex of which 10 / 24 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Applied a total of 1 rules in 4 ms. Remains 18 /24 variables (removed 6) and now considering 21/29 (removed 8) transitions.
[2024-05-20 22:41:06] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-20 22:41:06] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
// Phase 1: matrix 17 rows 18 cols
[2024-05-20 22:41:06] [INFO ] Computed 8 invariants in 1 ms
[2024-05-20 22:41:06] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/18 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 1/35 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (OVERLAPS) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 29 constraints, problems are : Problem set: 0 solved, 18 unsolved in 179 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/18 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 18/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 1/35 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 47 constraints, problems are : Problem set: 0 solved, 18 unsolved in 195 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 380ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 381ms
Starting structural reductions in SI_LTL mode, iteration 1 : 18/24 places, 21/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 392 ms. Remains : 18/24 places, 21/29 transitions.
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 24 cols
[2024-05-20 22:41:06] [INFO ] Computed 8 invariants in 1 ms
[2024-05-20 22:41:06] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-20 22:41:06] [INFO ] Invariant cache hit.
[2024-05-20 22:41:06] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:06] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Running 26 sub problems to find dead transitions.
[2024-05-20 22:41:06] [INFO ] Invariant cache hit.
[2024-05-20 22:41:06] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/24 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/52 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/53 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 35 constraints, problems are : Problem set: 0 solved, 26 unsolved in 274 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 24/24 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/24 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/52 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 26/60 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/53 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 61 constraints, problems are : Problem set: 0 solved, 26 unsolved in 289 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 24/24 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
After SMT, in 574ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 575ms
Finished structural reductions in LTL mode , in 1 iterations and 644 ms. Remains : 24/24 places, 29/29 transitions.
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-08 finished in 5187 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0||X((G(p1) U (p0&&G(p1)))))))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 25 cols
[2024-05-20 22:41:07] [INFO ] Computed 9 invariants in 0 ms
[2024-05-20 22:41:07] [INFO ] Implicit Places using invariants in 26 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30 ms. Remains : 24/25 places, 29/29 transitions.
Stuttering acceptance computed with spot in 258 ms :[(NOT p1), (NOT p0), (NOT p0), (NOT p0), true, (NOT p0), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-09
Product exploration explored 100000 steps with 25000 reset in 158 ms.
Product exploration explored 100000 steps with 25000 reset in 135 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 88 ms. Reduced automaton from 7 states, 10 edges and 2 AP (stutter sensitive) to 7 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 229 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), true, (NOT p0)]
RANDOM walk for 17062 steps (3 resets) in 18 ms. (898 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 p0)]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p1)), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 1 factoid took 160 ms. Reduced automaton from 7 states, 10 edges and 2 AP (stutter sensitive) to 7 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 246 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), true, (NOT p0)]
Stuttering acceptance computed with spot in 251 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), true, (NOT p0)]
Support contains 3 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 24 cols
[2024-05-20 22:41:09] [INFO ] Computed 8 invariants in 1 ms
[2024-05-20 22:41:09] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-05-20 22:41:09] [INFO ] Invariant cache hit.
[2024-05-20 22:41:09] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:09] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Running 26 sub problems to find dead transitions.
[2024-05-20 22:41:09] [INFO ] Invariant cache hit.
[2024-05-20 22:41:09] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/24 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/52 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/53 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 35 constraints, problems are : Problem set: 0 solved, 26 unsolved in 249 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 24/24 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/24 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/52 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 26/60 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/53 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 61 constraints, problems are : Problem set: 0 solved, 26 unsolved in 277 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 24/24 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
After SMT, in 532ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 534ms
Finished structural reductions in LTL mode , in 1 iterations and 601 ms. Remains : 24/24 places, 29/29 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 166 ms. Reduced automaton from 7 states, 10 edges and 2 AP (stutter sensitive) to 7 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 267 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), true, (NOT p0)]
RANDOM walk for 10951 steps (2 resets) in 7 ms. (1368 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 p0)]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p1)), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 1 factoid took 173 ms. Reduced automaton from 7 states, 10 edges and 2 AP (stutter sensitive) to 7 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 270 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), true, (NOT p0)]
Stuttering acceptance computed with spot in 256 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), true, (NOT p0)]
Stuttering acceptance computed with spot in 270 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), true, (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 67 ms.
Product exploration explored 100000 steps with 25000 reset in 68 ms.
Applying partial POR strategy [true, false, true, false, false, true, false]
Stuttering acceptance computed with spot in 244 ms :[(NOT p1), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), true, (NOT p0)]
Support contains 3 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 29/29 transitions.
Graph (trivial) has 15 edges and 24 vertex of which 11 / 24 are part of one of the 4 SCC in 0 ms
Free SCC test removed 7 places
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Applied a total of 1 rules in 2 ms. Remains 17 /24 variables (removed 7) and now considering 19/29 (removed 10) transitions.
[2024-05-20 22:41:11] [INFO ] Redundant transitions in 1 ms returned []
Running 16 sub problems to find dead transitions.
[2024-05-20 22:41:11] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
// Phase 1: matrix 15 rows 17 cols
[2024-05-20 22:41:11] [INFO ] Computed 8 invariants in 2 ms
[2024-05-20 22:41:11] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 3/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 1/32 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 28 constraints, problems are : Problem set: 0 solved, 16 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 17/17 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 3/17 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/31 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 1/32 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (OVERLAPS) 0/32 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 44 constraints, problems are : Problem set: 0 solved, 16 unsolved in 184 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 17/17 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
After SMT, in 407ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 408ms
Starting structural reductions in SI_LTL mode, iteration 1 : 17/24 places, 19/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 416 ms. Remains : 17/24 places, 19/29 transitions.
Support contains 3 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 24 cols
[2024-05-20 22:41:12] [INFO ] Computed 8 invariants in 0 ms
[2024-05-20 22:41:12] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-20 22:41:12] [INFO ] Invariant cache hit.
[2024-05-20 22:41:12] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:12] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Running 26 sub problems to find dead transitions.
[2024-05-20 22:41:12] [INFO ] Invariant cache hit.
[2024-05-20 22:41:12] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/24 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/52 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/53 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/53 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 53/53 variables, and 35 constraints, problems are : Problem set: 0 solved, 26 unsolved in 270 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 24/24 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/24 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/52 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/52 variables, 2/34 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 26/60 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/53 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/53 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 53/53 variables, and 61 constraints, problems are : Problem set: 0 solved, 26 unsolved in 293 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 24/24 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
After SMT, in 568ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 568ms
Finished structural reductions in LTL mode , in 1 iterations and 622 ms. Remains : 24/24 places, 29/29 transitions.
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-09 finished in 5179 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0&&F((p1&&G(p2)))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 25 cols
[2024-05-20 22:41:12] [INFO ] Computed 9 invariants in 0 ms
[2024-05-20 22:41:12] [INFO ] Implicit Places using invariants in 28 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 24/25 places, 29/29 transitions.
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), true, (OR (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-10 finished in 232 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U (p1&&F(p2))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2024-05-20 22:41:12] [INFO ] Invariant cache hit.
[2024-05-20 22:41:12] [INFO ] Implicit Places using invariants in 30 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 24/25 places, 29/29 transitions.
Stuttering acceptance computed with spot in 142 ms :[true, (OR (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-11
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-11 finished in 194 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||X(X(G((p1||G(p2))))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2024-05-20 22:41:13] [INFO ] Invariant cache hit.
[2024-05-20 22:41:13] [INFO ] Implicit Places using invariants in 28 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30 ms. Remains : 24/25 places, 29/29 transitions.
Stuttering acceptance computed with spot in 238 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-13
Product exploration explored 100000 steps with 50000 reset in 60 ms.
Product exploration explored 100000 steps with 50000 reset in 59 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 15 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudOpsManagement-PT-00320by00160-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-13 finished in 426 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)||X(X(G(p1))))))'
Found a Lengthening insensitive property : CloudOpsManagement-PT-00320by00160-LTLCardinality-08
Stuttering acceptance computed with spot in 181 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 25/25 places, 29/29 transitions.
Graph (trivial) has 11 edges and 25 vertex of which 8 / 25 are part of one of the 3 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Applied a total of 1 rules in 4 ms. Remains 20 /25 variables (removed 5) and now considering 22/29 (removed 7) transitions.
[2024-05-20 22:41:13] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 20 cols
[2024-05-20 22:41:13] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:41:13] [INFO ] Implicit Places using invariants in 29 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 19/25 places, 22/29 transitions.
Graph (trivial) has 6 edges and 19 vertex of which 2 / 19 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 1 ms. Remains 18 /19 variables (removed 1) and now considering 21/22 (removed 1) transitions.
[2024-05-20 22:41:13] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
// Phase 1: matrix 17 rows 18 cols
[2024-05-20 22:41:13] [INFO ] Computed 8 invariants in 0 ms
[2024-05-20 22:41:13] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-20 22:41:13] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:13] [INFO ] Invariant cache hit.
[2024-05-20 22:41:13] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:13] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 18/25 places, 21/29 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 89 ms. Remains : 18/25 places, 21/29 transitions.
Running random walk in product with property : CloudOpsManagement-PT-00320by00160-LTLCardinality-08
Product exploration explored 100000 steps with 6624 reset in 131 ms.
Product exploration explored 100000 steps with 6629 reset in 133 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 4 factoid took 158 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 152 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 7410 steps (1 resets) in 9 ms. (741 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 4 factoid took 243 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 257 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 159 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 4 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 21/21 (removed 0) transitions.
[2024-05-20 22:41:15] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:15] [INFO ] Invariant cache hit.
[2024-05-20 22:41:15] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-20 22:41:15] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:15] [INFO ] Invariant cache hit.
[2024-05-20 22:41:15] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:15] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Running 18 sub problems to find dead transitions.
[2024-05-20 22:41:15] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:15] [INFO ] Invariant cache hit.
[2024-05-20 22:41:15] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/18 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 1/35 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (OVERLAPS) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 29 constraints, problems are : Problem set: 0 solved, 18 unsolved in 171 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/18 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 18/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 1/35 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 47 constraints, problems are : Problem set: 0 solved, 18 unsolved in 175 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 349ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 351ms
Finished structural reductions in LTL mode , in 1 iterations and 402 ms. Remains : 18/18 places, 21/21 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 4 factoid took 119 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 2416 steps (0 resets) in 7 ms. (302 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 4 factoid took 227 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 154 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 158 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 157 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Product exploration explored 100000 steps with 6614 reset in 123 ms.
Product exploration explored 100000 steps with 6546 reset in 124 ms.
Applying partial POR strategy [false, false, true, true]
Stuttering acceptance computed with spot in 138 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 4 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 21/21 transitions.
Applied a total of 0 rules in 4 ms. Remains 18 /18 variables (removed 0) and now considering 21/21 (removed 0) transitions.
[2024-05-20 22:41:17] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-20 22:41:17] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:17] [INFO ] Invariant cache hit.
[2024-05-20 22:41:17] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/18 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 1/35 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (OVERLAPS) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 29 constraints, problems are : Problem set: 0 solved, 18 unsolved in 181 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/18 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 18/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 1/35 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 47 constraints, problems are : Problem set: 0 solved, 18 unsolved in 183 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 370ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 371ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 384 ms. Remains : 18/18 places, 21/21 transitions.
Support contains 4 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 21/21 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 21/21 (removed 0) transitions.
[2024-05-20 22:41:17] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:17] [INFO ] Invariant cache hit.
[2024-05-20 22:41:17] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-20 22:41:17] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:17] [INFO ] Invariant cache hit.
[2024-05-20 22:41:17] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:41:17] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Running 18 sub problems to find dead transitions.
[2024-05-20 22:41:17] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2024-05-20 22:41:17] [INFO ] Invariant cache hit.
[2024-05-20 22:41:17] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/18 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 1/35 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (OVERLAPS) 0/35 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 29 constraints, problems are : Problem set: 0 solved, 18 unsolved in 253 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/18 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 16/34 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 18/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 1/35 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 47 constraints, problems are : Problem set: 0 solved, 18 unsolved in 178 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 18/18 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 436ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 437ms
Finished structural reductions in LTL mode , in 1 iterations and 526 ms. Remains : 18/18 places, 21/21 transitions.
Treatment of property CloudOpsManagement-PT-00320by00160-LTLCardinality-08 finished in 4428 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0||X((G(p1) U (p0&&G(p1)))))))))'
[2024-05-20 22:41:18] [INFO ] Flatten gal took : 8 ms
[2024-05-20 22:41:18] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-20 22:41:18] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 25 places, 29 transitions and 90 arcs took 4 ms.
Total runtime 19705 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running CloudOpsManagement-PT-00320by00160

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/411/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 25
TRANSITIONS: 29
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.001s]


SAVING FILE /home/mcc/execution/411/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1585
MODEL NAME: /home/mcc/execution/411/model
25 places, 29 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory

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="CloudOpsManagement-PT-00320by00160"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is CloudOpsManagement-PT-00320by00160, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r091-tall-171624186900059"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudOpsManagement-PT-00320by00160.tgz
mv CloudOpsManagement-PT-00320by00160 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;