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-171624186900043.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)
................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is CloudOpsManagement-PT-00080by00040, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r091-tall-171624186900043
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K 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 4.4K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 22 14:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Apr 22 14:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Apr 11 16:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 81K Apr 11 16:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 16:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Apr 11 16:02 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 16K 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-00080by00040-LTLCardinality-00
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-01
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-02
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-03
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-04
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-05
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-06
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-07
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-08
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-09
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-10
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-11
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-12
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-13
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-14
FORMULA_NAME CloudOpsManagement-PT-00080by00040-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716243550206

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-00080by00040
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-20 22:19:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-20 22:19:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-20 22:19:11] [INFO ] Load time of PNML (sax parser for PT used): 37 ms
[2024-05-20 22:19:11] [INFO ] Transformed 27 places.
[2024-05-20 22:19:11] [INFO ] Transformed 29 transitions.
[2024-05-20 22:19:11] [INFO ] Parsed PT model containing 27 places and 29 transitions and 94 arcs in 148 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 5 formulas.
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-13 TRUE 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 11 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 22:19:11] [INFO ] Computed 11 invariants in 5 ms
[2024-05-20 22:19:11] [INFO ] Implicit Places using invariants in 135 ms returned []
[2024-05-20 22:19:11] [INFO ] Invariant cache hit.
[2024-05-20 22:19:11] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:19:11] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 234 ms to find 0 implicit places.
Running 26 sub problems to find dead transitions.
[2024-05-20 22:19:11] [INFO ] Invariant cache hit.
[2024-05-20 22:19:11] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/27 variables, 7/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/27 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/55 variables, 27/38 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/55 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/56 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/56 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/56 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 41 constraints, problems are : Problem set: 0 solved, 26 unsolved in 409 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 27/27 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) 0/24 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (OVERLAPS) 3/27 variables, 7/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/27 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 28/55 variables, 27/38 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/55 variables, 26/66 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/55 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/56 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/56 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/56 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 67 constraints, problems are : Problem set: 0 solved, 26 unsolved in 337 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 27/27 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
After SMT, in 786ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 797ms
Finished structural reductions in LTL mode , in 1 iterations and 1075 ms. Remains : 27/27 places, 29/29 transitions.
Support contains 22 out of 27 places after structural reductions.
[2024-05-20 22:19:12] [INFO ] Flatten gal took : 17 ms
[2024-05-20 22:19:13] [INFO ] Flatten gal took : 6 ms
[2024-05-20 22:19:13] [INFO ] Input system was already deterministic with 29 transitions.
RANDOM walk for 40028 steps (8 resets) in 230 ms. (173 steps per ms) remains 3/22 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 95 ms. (416 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 3/3 properties
[2024-05-20 22:19:13] [INFO ] Invariant cache hit.
[2024-05-20 22:19:13] [INFO ] State equation strengthened by 3 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp5 is UNSAT
At refinement iteration 1 (OVERLAPS) 14/21 variables, 8/8 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/8 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/9 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/9 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 24/46 variables, 22/31 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/46 variables, 1/32 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/46 variables, 0/32 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/52 variables, 2/34 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/52 variables, 1/35 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/52 variables, 0/35 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/53 variables, 1/36 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/53 variables, 1/37 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/53 variables, 0/37 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/55 variables, 2/39 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/55 variables, 1/40 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/55 variables, 0/40 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/56 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/56 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/56 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/56 variables, and 41 constraints, problems are : Problem set: 2 solved, 1 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 27/27 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 12/16 variables, 5/5 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/21 variables, 3/8 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/8 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/22 variables, 1/9 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/9 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 24/46 variables, 22/31 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/46 variables, 1/32 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/46 variables, 0/32 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 6/52 variables, 2/34 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/52 variables, 1/35 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/52 variables, 1/36 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/52 variables, 0/36 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/53 variables, 1/37 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/53 variables, 1/38 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/53 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/55 variables, 2/40 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/55 variables, 1/41 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/55 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 1/56 variables, 1/42 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/56 variables, 0/42 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/56 variables, 0/42 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/56 variables, and 42 constraints, problems are : Problem set: 2 solved, 1 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 27/27 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 1/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 129ms problems are : Problem set: 2 solved, 1 unsolved
Finished Parikh walk after 317 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=105 )
Parikh walk visited 1 properties in 12 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 10 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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((F(p0) U X(p1)))))'
Support contains 5 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 7 edges and 27 vertex of which 6 / 27 are part of one of the 3 SCC in 4 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 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 24 transition count 25
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 24 transition count 24
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 22 transition count 24
Applied a total of 5 rules in 31 ms. Remains 22 /27 variables (removed 5) and now considering 24/29 (removed 5) transitions.
[2024-05-20 22:19:13] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
// Phase 1: matrix 21 rows 22 cols
[2024-05-20 22:19:13] [INFO ] Computed 10 invariants in 1 ms
[2024-05-20 22:19:14] [INFO ] Implicit Places using invariants in 208 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 210 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/27 places, 24/29 transitions.
Applied a total of 0 rules in 9 ms. Remains 21 /21 variables (removed 0) and now considering 24/24 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 251 ms. Remains : 21/27 places, 24/29 transitions.
Stuttering acceptance computed with spot in 294 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), false]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLCardinality-02
Product exploration explored 100000 steps with 33398 reset in 283 ms.
Product exploration explored 100000 steps with 33221 reset in 149 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 (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 102 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 147 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), false]
RANDOM walk for 40019 steps (10 resets) in 52 ms. (755 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 166 ms. (239 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 52 ms. (754 steps per ms) remains 2/2 properties
[2024-05-20 22:19:15] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
// Phase 1: matrix 21 rows 21 cols
[2024-05-20 22:19:15] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:19:15] [INFO ] State equation strengthened by 3 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/16 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/19 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 20/39 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2/41 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/41 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/41 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/42 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/42 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/42 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 33 constraints, problems are : Problem set: 0 solved, 2 unsolved in 181 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/16 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/19 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 20/39 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/39 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/41 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/41 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/41 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/41 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 1/42 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/42 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/42 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 35 constraints, problems are : Problem set: 0 solved, 2 unsolved in 118 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 307ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 369 ms.
Support contains 5 out of 21 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21/21 places, 24/24 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 20
Applied a total of 4 rules in 6 ms. Remains 21 /21 variables (removed 0) and now considering 20/24 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 21/21 places, 20/24 transitions.
RANDOM walk for 40120 steps (8 resets) in 47 ms. (835 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 55 ms. (714 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 610318 steps, run timeout after 3001 ms. (steps per millisecond=203 ) properties seen :0 out of 2
Probabilistic random walk after 610318 steps, saw 435538 distinct states, run finished after 3004 ms. (steps per millisecond=203 ) properties seen :0
// Phase 1: matrix 20 rows 21 cols
[2024-05-20 22:19:18] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:19:18] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/16 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/19 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 20/39 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2/41 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/41 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/41 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/41 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 32 constraints, problems are : Problem set: 0 solved, 2 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/16 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/19 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 20/39 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/39 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/41 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/41 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/41 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/41 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/41 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 34 constraints, problems are : Problem set: 0 solved, 2 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 24304 steps, including 54 resets, run visited all 2 properties in 40 ms. (steps per millisecond=607 )
Parikh walk visited 2 properties in 39 ms.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p1))), (F (NOT (OR p0 (NOT p1)))), (F (NOT p1))]
Knowledge based reduction with 8 factoid took 197 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 184 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 146 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), false]
Support contains 5 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 24/24 (removed 0) transitions.
[2024-05-20 22:19:19] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
// Phase 1: matrix 21 rows 21 cols
[2024-05-20 22:19:19] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:19:19] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-20 22:19:19] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2024-05-20 22:19:19] [INFO ] Invariant cache hit.
[2024-05-20 22:19:19] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:19:19] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2024-05-20 22:19:19] [INFO ] Redundant transitions in 0 ms returned []
Running 21 sub problems to find dead transitions.
[2024-05-20 22:19:19] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2024-05-20 22:19:19] [INFO ] Invariant cache hit.
[2024-05-20 22:19:19] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (OVERLAPS) 3/21 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (OVERLAPS) 20/41 variables, 21/30 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 1/42 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/42 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (OVERLAPS) 0/42 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 33 constraints, problems are : Problem set: 0 solved, 21 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 21 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (OVERLAPS) 3/21 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (OVERLAPS) 20/41 variables, 21/30 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 21/53 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/41 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (OVERLAPS) 1/42 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/42 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (OVERLAPS) 0/42 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 54 constraints, problems are : Problem set: 0 solved, 21 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints]
After SMT, in 408ms problems are : Problem set: 0 solved, 21 unsolved
Search for dead transitions found 0 dead transitions in 409ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 471 ms. Remains : 21/21 places, 24/24 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), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND (NOT p0) p1))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 118 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 152 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), false]
RANDOM walk for 40063 steps (8 resets) in 28 ms. (1381 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 36 ms. (1081 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 48 ms. (816 steps per ms) remains 2/2 properties
[2024-05-20 22:19:20] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2024-05-20 22:19:20] [INFO ] Invariant cache hit.
[2024-05-20 22:19:20] [INFO ] State equation strengthened by 3 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/16 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/19 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 20/39 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2/41 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/41 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/41 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/42 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/42 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/42 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 33 constraints, problems are : Problem set: 0 solved, 2 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/16 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/19 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 20/39 variables, 19/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/39 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/41 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/41 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/41 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/41 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 1/42 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/42 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/42 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 35 constraints, problems are : Problem set: 0 solved, 2 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 127ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 348 steps, including 0 resets, run visited all 2 properties in 8 ms. (steps per millisecond=43 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 7 ms.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND (NOT p0) p1))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p1 p0))), (F (NOT (OR (NOT p1) p0))), (F (NOT p1))]
Knowledge based reduction with 9 factoid took 225 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 168 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 161 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 155 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), false]
Product exploration explored 100000 steps with 0 reset in 130 ms.
Product exploration explored 100000 steps with 0 reset in 180 ms.
Support contains 5 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 24/24 (removed 0) transitions.
[2024-05-20 22:19:21] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2024-05-20 22:19:21] [INFO ] Invariant cache hit.
[2024-05-20 22:19:21] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-20 22:19:21] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2024-05-20 22:19:21] [INFO ] Invariant cache hit.
[2024-05-20 22:19:21] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:19:21] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2024-05-20 22:19:21] [INFO ] Redundant transitions in 0 ms returned []
Running 21 sub problems to find dead transitions.
[2024-05-20 22:19:21] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2024-05-20 22:19:21] [INFO ] Invariant cache hit.
[2024-05-20 22:19:21] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (OVERLAPS) 3/21 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (OVERLAPS) 20/41 variables, 21/30 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 1/42 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/42 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (OVERLAPS) 0/42 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 33 constraints, problems are : Problem set: 0 solved, 21 unsolved in 209 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 21 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (OVERLAPS) 3/21 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (OVERLAPS) 20/41 variables, 21/30 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 21/53 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/41 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (OVERLAPS) 1/42 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/42 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (OVERLAPS) 0/42 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 54 constraints, problems are : Problem set: 0 solved, 21 unsolved in 215 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints]
After SMT, in 435ms problems are : Problem set: 0 solved, 21 unsolved
Search for dead transitions found 0 dead transitions in 435ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 508 ms. Remains : 21/21 places, 24/24 transitions.
Treatment of property CloudOpsManagement-PT-00080by00040-LTLCardinality-02 finished in 8382 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)||G(F(p1)))))'
Support contains 3 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 3 edges and 27 vertex of which 2 / 27 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.
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 26 transition count 27
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 26 transition count 26
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 24 transition count 26
Applied a total of 5 rules in 4 ms. Remains 24 /27 variables (removed 3) and now considering 26/29 (removed 3) transitions.
[2024-05-20 22:19:22] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
// Phase 1: matrix 25 rows 24 cols
[2024-05-20 22:19:22] [INFO ] Computed 10 invariants in 0 ms
[2024-05-20 22:19:22] [INFO ] Implicit Places using invariants in 23 ms returned [16, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 24 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/27 places, 26/29 transitions.
Graph (trivial) has 6 edges and 22 vertex of which 4 / 22 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 1 ms. Remains 20 /22 variables (removed 2) and now considering 24/26 (removed 2) transitions.
[2024-05-20 22:19:22] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
// Phase 1: matrix 21 rows 20 cols
[2024-05-20 22:19:22] [INFO ] Computed 8 invariants in 0 ms
[2024-05-20 22:19:22] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-20 22:19:22] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2024-05-20 22:19:22] [INFO ] Invariant cache hit.
[2024-05-20 22:19:22] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:19:22] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/27 places, 24/29 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 85 ms. Remains : 20/27 places, 24/29 transitions.
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLCardinality-03
Stuttering criterion allowed to conclude after 25134 steps with 0 reset in 35 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLCardinality-03 finished in 213 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&&G(F(p1))))))'
Support contains 3 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 1 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 22:19:22] [INFO ] Computed 11 invariants in 1 ms
[2024-05-20 22:19:22] [INFO ] Implicit Places using invariants in 28 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 49 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 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 50 ms. Remains : 24/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 185 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLCardinality-05
Stuttering criterion allowed to conclude after 54 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLCardinality-05 finished in 255 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' '!(((p0 U ((X(p1)&&F(p2))||X(G(p1)))) U (!p1&&X(p3))))'
Support contains 5 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 1 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2024-05-20 22:19:22] [INFO ] Invariant cache hit.
[2024-05-20 22:19:22] [INFO ] Implicit Places using invariants in 32 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 33 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 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 37 ms. Remains : 24/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 456 ms :[(OR (NOT p3) p1), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p1) (NOT p3)), (NOT p1), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLCardinality-06
Stuttering criterion allowed to conclude after 24 steps with 3 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLCardinality-06 finished in 527 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 2 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 9 edges and 27 vertex of which 8 / 27 are part of one of the 4 SCC in 0 ms
Free SCC test removed 4 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 23 transition count 23
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 23 transition count 21
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 19 transition count 21
Applied a total of 9 rules in 3 ms. Remains 19 /27 variables (removed 8) and now considering 21/29 (removed 8) transitions.
[2024-05-20 22:19:23] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
// Phase 1: matrix 17 rows 19 cols
[2024-05-20 22:19:23] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:19:23] [INFO ] Implicit Places using invariants in 37 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/27 places, 21/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 21/21 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 42 ms. Remains : 18/27 places, 21/29 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLCardinality-07
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLCardinality-07 finished in 86 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((X(p0)&&(p1||X(X(F(p0))))))))'
Support contains 2 out of 27 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 2 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 22:19:23] [INFO ] Computed 11 invariants in 5 ms
[2024-05-20 22:19:23] [INFO ] Implicit Places using invariants in 36 ms returned [16, 19, 23]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 38 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/27 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 41 ms. Remains : 24/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 122 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 12 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLCardinality-08 finished in 311 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(p0)||F(p1)))'
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 5 edges and 27 vertex of which 4 / 27 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.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 25 transition count 25
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 25 transition count 23
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 21 transition count 23
Applied a total of 9 rules in 10 ms. Remains 21 /27 variables (removed 6) and now considering 23/29 (removed 6) transitions.
[2024-05-20 22:19:23] [INFO ] Flow matrix only has 21 transitions (discarded 2 similar events)
// Phase 1: matrix 21 rows 21 cols
[2024-05-20 22:19:23] [INFO ] Computed 9 invariants in 1 ms
[2024-05-20 22:19:23] [INFO ] Implicit Places using invariants in 28 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/27 places, 23/29 transitions.
Graph (trivial) has 5 edges and 20 vertex of which 2 / 20 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 19 /20 variables (removed 1) and now considering 22/23 (removed 1) transitions.
[2024-05-20 22:19:23] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 19 cols
[2024-05-20 22:19:23] [INFO ] Computed 8 invariants in 1 ms
[2024-05-20 22:19:23] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-20 22:19:23] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2024-05-20 22:19:23] [INFO ] Invariant cache hit.
[2024-05-20 22:19:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:19:23] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 19/27 places, 22/29 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 108 ms. Remains : 19/27 places, 22/29 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLCardinality-11
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-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' '!(F((F((X(p0) U p1))&&F(p2)&&p2)))'
Support contains 4 out of 27 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Graph (trivial) has 5 edges and 27 vertex of which 4 / 27 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.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 25 transition count 25
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 25 transition count 23
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 21 transition count 23
Applied a total of 9 rules in 3 ms. Remains 21 /27 variables (removed 6) and now considering 23/29 (removed 6) transitions.
[2024-05-20 22:19:23] [INFO ] Flow matrix only has 21 transitions (discarded 2 similar events)
// Phase 1: matrix 21 rows 21 cols
[2024-05-20 22:19:23] [INFO ] Computed 9 invariants in 0 ms
[2024-05-20 22:19:23] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-05-20 22:19:23] [INFO ] Flow matrix only has 21 transitions (discarded 2 similar events)
[2024-05-20 22:19:23] [INFO ] Invariant cache hit.
[2024-05-20 22:19:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-20 22:19:23] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2024-05-20 22:19:23] [INFO ] Redundant transitions in 0 ms returned []
Running 20 sub problems to find dead transitions.
[2024-05-20 22:19:23] [INFO ] Flow matrix only has 21 transitions (discarded 2 similar events)
[2024-05-20 22:19:23] [INFO ] Invariant cache hit.
[2024-05-20 22:19:23] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 3/21 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 20/41 variables, 21/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 1/42 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/42 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/42 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 33 constraints, problems are : Problem set: 0 solved, 20 unsolved in 240 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 3/21 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 20/41 variables, 21/30 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 20/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/41 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 1/42 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/42 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 0/42 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 53 constraints, problems are : Problem set: 0 solved, 20 unsolved in 249 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 21/21 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 509ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 510ms
Starting structural reductions in SI_LTL mode, iteration 1 : 21/27 places, 23/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 580 ms. Remains : 21/27 places, 23/29 transitions.
Stuttering acceptance computed with spot in 67 ms :[(NOT p1), (OR (NOT p2) (NOT p1))]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLCardinality-14
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLCardinality-14 finished in 665 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)) U G(p1)))'
Support contains 5 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 1 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 22:19:24] [INFO ] Computed 11 invariants in 1 ms
[2024-05-20 22:19:24] [INFO ] Implicit Places using invariants in 30 ms returned [16, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 36 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 1 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 38 ms. Remains : 25/27 places, 29/29 transitions.
Stuttering acceptance computed with spot in 170 ms :[(NOT p1), p0, (AND (NOT p1) p0), true, (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudOpsManagement-PT-00080by00040-LTLCardinality-15
Stuttering criterion allowed to conclude after 123 steps with 43 reset in 1 ms.
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-00080by00040-LTLCardinality-15 finished in 225 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((F(p0) U X(p1)))))'
[2024-05-20 22:19:24] [INFO ] Flatten gal took : 9 ms
[2024-05-20 22:19:24] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-20 22:19:24] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 27 places, 29 transitions and 94 arcs took 2 ms.
Total runtime 13417 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running CloudOpsManagement-PT-00080by00040

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/412/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 27
TRANSITIONS: 29
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.002s]


SAVING FILE /home/mcc/execution/412/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: 995
MODEL NAME: /home/mcc/execution/412/model
27 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...
FORMULA CloudOpsManagement-PT-00080by00040-LTLCardinality-02 CANNOT_COMPUTE
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716244855757

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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-00080by00040"
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-00080by00040, 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-171624186900043"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudOpsManagement-PT-00080by00040.tgz
mv CloudOpsManagement-PT-00080by00040 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 ;