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.r480-tall-171624188900275.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 ltsminxred
Input is CloudReconfiguration-PT-401, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r480-tall-171624188900275
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K 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 6.8K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 19 15:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 22 14:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K Apr 11 19:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 66K Apr 11 19:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Apr 11 19:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 11 19:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 912K 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 CloudReconfiguration-PT-401-LTLCardinality-00
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-01
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-02
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-03
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-04
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-05
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-06
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-07
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-08
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-09
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-10
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-11
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-12
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-13
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-14
FORMULA_NAME CloudReconfiguration-PT-401-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717187158879

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-401
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 20:26:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-31 20:26:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 20:26:00] [INFO ] Load time of PNML (sax parser for PT used): 225 ms
[2024-05-31 20:26:00] [INFO ] Transformed 3554 places.
[2024-05-31 20:26:00] [INFO ] Transformed 4263 transitions.
[2024-05-31 20:26:00] [INFO ] Found NUPN structural information;
[2024-05-31 20:26:00] [INFO ] Parsed PT model containing 3554 places and 4263 transitions and 8889 arcs in 416 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 2 formulas.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-401-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-401-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-401-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 42 out of 3554 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3554/3554 places, 4263/4263 transitions.
Discarding 714 places :
Symmetric choice reduction at 0 with 714 rule applications. Total rules 714 place count 2840 transition count 3549
Iterating global reduction 0 with 714 rules applied. Total rules applied 1428 place count 2840 transition count 3549
Ensure Unique test removed 39 transitions
Reduce isomorphic transitions removed 39 transitions.
Iterating post reduction 0 with 39 rules applied. Total rules applied 1467 place count 2840 transition count 3510
Discarding 321 places :
Symmetric choice reduction at 1 with 321 rule applications. Total rules 1788 place count 2519 transition count 3189
Iterating global reduction 1 with 321 rules applied. Total rules applied 2109 place count 2519 transition count 3189
Discarding 123 places :
Symmetric choice reduction at 1 with 123 rule applications. Total rules 2232 place count 2396 transition count 3066
Iterating global reduction 1 with 123 rules applied. Total rules applied 2355 place count 2396 transition count 3066
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 2381 place count 2396 transition count 3040
Discarding 65 places :
Symmetric choice reduction at 2 with 65 rule applications. Total rules 2446 place count 2331 transition count 2975
Iterating global reduction 2 with 65 rules applied. Total rules applied 2511 place count 2331 transition count 2975
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 2522 place count 2331 transition count 2964
Discarding 49 places :
Symmetric choice reduction at 3 with 49 rule applications. Total rules 2571 place count 2282 transition count 2909
Iterating global reduction 3 with 49 rules applied. Total rules applied 2620 place count 2282 transition count 2909
Discarding 36 places :
Symmetric choice reduction at 3 with 36 rule applications. Total rules 2656 place count 2246 transition count 2873
Iterating global reduction 3 with 36 rules applied. Total rules applied 2692 place count 2246 transition count 2873
Discarding 33 places :
Symmetric choice reduction at 3 with 33 rule applications. Total rules 2725 place count 2213 transition count 2840
Iterating global reduction 3 with 33 rules applied. Total rules applied 2758 place count 2213 transition count 2840
Discarding 33 places :
Symmetric choice reduction at 3 with 33 rule applications. Total rules 2791 place count 2180 transition count 2807
Iterating global reduction 3 with 33 rules applied. Total rules applied 2824 place count 2180 transition count 2807
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 2852 place count 2152 transition count 2761
Iterating global reduction 3 with 28 rules applied. Total rules applied 2880 place count 2152 transition count 2761
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 2889 place count 2143 transition count 2746
Iterating global reduction 3 with 9 rules applied. Total rules applied 2898 place count 2143 transition count 2746
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 2907 place count 2134 transition count 2735
Iterating global reduction 3 with 9 rules applied. Total rules applied 2916 place count 2134 transition count 2735
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 2920 place count 2134 transition count 2731
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2922 place count 2132 transition count 2729
Iterating global reduction 4 with 2 rules applied. Total rules applied 2924 place count 2132 transition count 2729
Applied a total of 2924 rules in 2270 ms. Remains 2132 /3554 variables (removed 1422) and now considering 2729/4263 (removed 1534) transitions.
// Phase 1: matrix 2729 rows 2132 cols
[2024-05-31 20:26:03] [INFO ] Computed 5 invariants in 48 ms
[2024-05-31 20:26:03] [INFO ] Implicit Places using invariants in 633 ms returned []
[2024-05-31 20:26:03] [INFO ] Invariant cache hit.
[2024-05-31 20:26:05] [INFO ] Implicit Places using invariants and state equation in 1677 ms returned []
Implicit Place search using SMT with State Equation took 2358 ms to find 0 implicit places.
Running 2728 sub problems to find dead transitions.
[2024-05-31 20:26:05] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s768 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2131 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2728 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2131/4861 variables, and 5 constraints, problems are : Problem set: 0 solved, 2728 unsolved in 30082 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2132 constraints, PredecessorRefiner: 2728/2728 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2728 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2131 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2728 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2131/4861 variables, and 5 constraints, problems are : Problem set: 0 solved, 2728 unsolved in 30044 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2132 constraints, PredecessorRefiner: 0/2728 constraints, Known Traps: 0/0 constraints]
After SMT, in 61357ms problems are : Problem set: 0 solved, 2728 unsolved
Search for dead transitions found 0 dead transitions in 61415ms
Starting structural reductions in LTL mode, iteration 1 : 2132/3554 places, 2729/4263 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 66086 ms. Remains : 2132/3554 places, 2729/4263 transitions.
Support contains 42 out of 2132 places after structural reductions.
[2024-05-31 20:27:07] [INFO ] Flatten gal took : 159 ms
[2024-05-31 20:27:07] [INFO ] Flatten gal took : 87 ms
[2024-05-31 20:27:07] [INFO ] Input system was already deterministic with 2729 transitions.
RANDOM walk for 40000 steps (219 resets) in 2356 ms. (16 steps per ms) remains 22/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 60 ms. (65 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 93 ms. (42 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 93 ms. (42 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 20 ms. (190 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 20 ms. (190 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
Interrupted probabilistic random walk after 236783 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :0 out of 22
Probabilistic random walk after 236783 steps, saw 60392 distinct states, run finished after 3014 ms. (steps per millisecond=78 ) properties seen :0
[2024-05-31 20:27:11] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 2077/2119 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2119 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 2717/4836 variables, 2119/2124 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4836 variables, 0/2124 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 2/4838 variables, 1/2125 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4838 variables, 0/2125 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 2/4840 variables, 1/2126 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4840/4861 variables, and 2126 constraints, problems are : Problem set: 0 solved, 22 unsolved in 5016 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2121/2132 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 2077/2119 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2119 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 2717/4836 variables, 2119/2124 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4836 variables, 22/2146 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4836 variables, 0/2146 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (OVERLAPS) 2/4838 variables, 1/2147 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4838 variables, 0/2147 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (OVERLAPS) 2/4840 variables, 1/2148 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4840/4861 variables, and 2148 constraints, problems are : Problem set: 0 solved, 22 unsolved in 5016 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2121/2132 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints]
After SMT, in 10059ms problems are : Problem set: 0 solved, 22 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 42 out of 2132 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Graph (trivial) has 2521 edges and 2132 vertex of which 895 / 2132 are part of one of the 85 SCC in 18 ms
Free SCC test removed 810 places
Drop transitions (Empty/Sink Transition effects.) removed 1021 transitions
Reduce isomorphic transitions removed 1021 transitions.
Graph (complete) has 1937 edges and 1322 vertex of which 1311 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.4 ms
Discarding 11 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 686 transitions
Trivial Post-agglo rules discarded 686 transitions
Performed 686 trivial Post agglomeration. Transition count delta: 686
Iterating post reduction 0 with 694 rules applied. Total rules applied 696 place count 1311 transition count 1009
Reduce places removed 686 places and 0 transitions.
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 1 with 770 rules applied. Total rules applied 1466 place count 625 transition count 925
Reduce places removed 53 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 2 with 60 rules applied. Total rules applied 1526 place count 572 transition count 918
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 9 rules applied. Total rules applied 1535 place count 569 transition count 912
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 4 with 11 rules applied. Total rules applied 1546 place count 566 transition count 904
Reduce places removed 5 places and 0 transitions.
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Iterating post reduction 5 with 19 rules applied. Total rules applied 1565 place count 561 transition count 890
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 16 rules applied. Total rules applied 1581 place count 547 transition count 888
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 7 with 3 rules applied. Total rules applied 1584 place count 546 transition count 886
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1585 place count 545 transition count 886
Performed 69 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 69 Pre rules applied. Total rules applied 1585 place count 545 transition count 817
Deduced a syphon composed of 69 places in 0 ms
Reduce places removed 69 places and 0 transitions.
Iterating global reduction 9 with 138 rules applied. Total rules applied 1723 place count 476 transition count 817
Discarding 11 places :
Symmetric choice reduction at 9 with 11 rule applications. Total rules 1734 place count 465 transition count 803
Iterating global reduction 9 with 11 rules applied. Total rules applied 1745 place count 465 transition count 803
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 9 with 2 rules applied. Total rules applied 1747 place count 465 transition count 801
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1749 place count 463 transition count 801
Discarding 8 places :
Symmetric choice reduction at 11 with 8 rule applications. Total rules 1757 place count 455 transition count 793
Iterating global reduction 11 with 8 rules applied. Total rules applied 1765 place count 455 transition count 793
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 11 with 8 rules applied. Total rules applied 1773 place count 455 transition count 785
Performed 206 Post agglomeration using F-continuation condition with reduction of 114 identical transitions.
Deduced a syphon composed of 206 places in 0 ms
Reduce places removed 206 places and 0 transitions.
Iterating global reduction 12 with 412 rules applied. Total rules applied 2185 place count 249 transition count 465
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 12 with 28 rules applied. Total rules applied 2213 place count 249 transition count 437
Discarding 4 places :
Symmetric choice reduction at 13 with 4 rule applications. Total rules 2217 place count 245 transition count 433
Iterating global reduction 13 with 4 rules applied. Total rules applied 2221 place count 245 transition count 433
Performed 12 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 13 with 24 rules applied. Total rules applied 2245 place count 233 transition count 420
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 13 with 15 rules applied. Total rules applied 2260 place count 233 transition count 405
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 14 with 4 rules applied. Total rules applied 2264 place count 231 transition count 403
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 14 with 4 rules applied. Total rules applied 2268 place count 231 transition count 399
Performed 51 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 15 with 102 rules applied. Total rules applied 2370 place count 180 transition count 457
Ensure Unique test removed 39 transitions
Reduce isomorphic transitions removed 39 transitions.
Iterating post reduction 15 with 39 rules applied. Total rules applied 2409 place count 180 transition count 418
Discarding 19 places :
Symmetric choice reduction at 16 with 19 rule applications. Total rules 2428 place count 161 transition count 380
Iterating global reduction 16 with 19 rules applied. Total rules applied 2447 place count 161 transition count 380
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 16 with 6 rules applied. Total rules applied 2453 place count 161 transition count 374
Discarding 5 places :
Symmetric choice reduction at 17 with 5 rule applications. Total rules 2458 place count 156 transition count 364
Iterating global reduction 17 with 5 rules applied. Total rules applied 2463 place count 156 transition count 364
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 17 with 3 rules applied. Total rules applied 2466 place count 156 transition count 361
Drop transitions (Redundant composition of simpler transitions.) removed 23 transitions
Redundant transition composition rules discarded 23 transitions
Iterating global reduction 18 with 23 rules applied. Total rules applied 2489 place count 156 transition count 338
Free-agglomeration rule applied 9 times.
Iterating global reduction 18 with 9 rules applied. Total rules applied 2498 place count 156 transition count 329
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 18 with 9 rules applied. Total rules applied 2507 place count 147 transition count 329
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 19 with 1 rules applied. Total rules applied 2508 place count 147 transition count 329
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 2509 place count 146 transition count 329
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 20 with 8 rules applied. Total rules applied 2517 place count 146 transition count 329
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 20 with 3 rules applied. Total rules applied 2520 place count 146 transition count 326
Discarding 1 places :
Symmetric choice reduction at 20 with 1 rule applications. Total rules 2521 place count 145 transition count 325
Iterating global reduction 20 with 1 rules applied. Total rules applied 2522 place count 145 transition count 325
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 20 with 1 rules applied. Total rules applied 2523 place count 144 transition count 324
Applied a total of 2523 rules in 294 ms. Remains 144 /2132 variables (removed 1988) and now considering 324/2729 (removed 2405) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 295 ms. Remains : 144/2132 places, 324/2729 transitions.
RANDOM walk for 40000 steps (339 resets) in 1198 ms. (33 steps per ms) remains 2/22 properties
BEST_FIRST walk for 39151 steps (84 resets) in 129 ms. (301 steps per ms) remains 0/2 properties
FORMULA CloudReconfiguration-PT-401-LTLCardinality-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 33 stabilizing places and 36 stable transitions
Graph (complete) has 2965 edges and 2132 vertex of which 2121 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.31 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(G((!(X(p0) U p1)||p2)))))'
Support contains 4 out of 2132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Graph (trivial) has 2604 edges and 2132 vertex of which 990 / 2132 are part of one of the 88 SCC in 3 ms
Free SCC test removed 902 places
Ensure Unique test removed 1055 transitions
Reduce isomorphic transitions removed 1055 transitions.
Graph (complete) has 1902 edges and 1230 vertex of which 1219 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.3 ms
Discarding 11 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 668 transitions
Trivial Post-agglo rules discarded 668 transitions
Performed 668 trivial Post agglomeration. Transition count delta: 668
Iterating post reduction 0 with 668 rules applied. Total rules applied 670 place count 1218 transition count 999
Reduce places removed 668 places and 0 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 696 rules applied. Total rules applied 1366 place count 550 transition count 971
Reduce places removed 13 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 14 rules applied. Total rules applied 1380 place count 537 transition count 970
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1381 place count 536 transition count 970
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 64 Pre rules applied. Total rules applied 1381 place count 536 transition count 906
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 4 with 128 rules applied. Total rules applied 1509 place count 472 transition count 906
Discarding 22 places :
Symmetric choice reduction at 4 with 22 rule applications. Total rules 1531 place count 450 transition count 872
Iterating global reduction 4 with 22 rules applied. Total rules applied 1553 place count 450 transition count 872
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 4 with 2 rules applied. Total rules applied 1555 place count 450 transition count 870
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1557 place count 448 transition count 870
Discarding 15 places :
Symmetric choice reduction at 6 with 15 rule applications. Total rules 1572 place count 433 transition count 849
Iterating global reduction 6 with 15 rules applied. Total rules applied 1587 place count 433 transition count 849
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 1595 place count 433 transition count 841
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1598 place count 430 transition count 835
Iterating global reduction 7 with 3 rules applied. Total rules applied 1601 place count 430 transition count 835
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1604 place count 427 transition count 829
Iterating global reduction 7 with 3 rules applied. Total rules applied 1607 place count 427 transition count 829
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1610 place count 424 transition count 823
Iterating global reduction 7 with 3 rules applied. Total rules applied 1613 place count 424 transition count 823
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1616 place count 421 transition count 817
Iterating global reduction 7 with 3 rules applied. Total rules applied 1619 place count 421 transition count 817
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1622 place count 418 transition count 811
Iterating global reduction 7 with 3 rules applied. Total rules applied 1625 place count 418 transition count 811
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1628 place count 415 transition count 805
Iterating global reduction 7 with 3 rules applied. Total rules applied 1631 place count 415 transition count 805
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1633 place count 413 transition count 801
Iterating global reduction 7 with 2 rules applied. Total rules applied 1635 place count 413 transition count 801
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1636 place count 412 transition count 794
Iterating global reduction 7 with 1 rules applied. Total rules applied 1637 place count 412 transition count 794
Performed 197 Post agglomeration using F-continuation condition with reduction of 120 identical transitions.
Deduced a syphon composed of 197 places in 0 ms
Reduce places removed 197 places and 0 transitions.
Iterating global reduction 7 with 394 rules applied. Total rules applied 2031 place count 215 transition count 477
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 7 with 16 rules applied. Total rules applied 2047 place count 215 transition count 461
Discarding 6 places :
Symmetric choice reduction at 8 with 6 rule applications. Total rules 2053 place count 209 transition count 450
Iterating global reduction 8 with 6 rules applied. Total rules applied 2059 place count 209 transition count 450
Performed 14 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 8 with 28 rules applied. Total rules applied 2087 place count 195 transition count 434
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 2101 place count 195 transition count 420
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 2102 place count 194 transition count 416
Iterating global reduction 9 with 1 rules applied. Total rules applied 2103 place count 194 transition count 416
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 2105 place count 193 transition count 415
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: -47
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 9 with 48 rules applied. Total rules applied 2153 place count 169 transition count 462
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 9 with 22 rules applied. Total rules applied 2175 place count 169 transition count 440
Discarding 12 places :
Symmetric choice reduction at 10 with 12 rule applications. Total rules 2187 place count 157 transition count 416
Iterating global reduction 10 with 12 rules applied. Total rules applied 2199 place count 157 transition count 416
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 10 with 8 rules applied. Total rules applied 2207 place count 157 transition count 408
Drop transitions (Redundant composition of simpler transitions.) removed 51 transitions
Redundant transition composition rules discarded 51 transitions
Iterating global reduction 11 with 51 rules applied. Total rules applied 2258 place count 157 transition count 357
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 2259 place count 157 transition count 357
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 2260 place count 156 transition count 356
Applied a total of 2260 rules in 204 ms. Remains 156 /2132 variables (removed 1976) and now considering 356/2729 (removed 2373) transitions.
[2024-05-31 20:27:23] [INFO ] Flow matrix only has 279 transitions (discarded 77 similar events)
// Phase 1: matrix 279 rows 156 cols
[2024-05-31 20:27:23] [INFO ] Computed 0 invariants in 6 ms
[2024-05-31 20:27:23] [INFO ] Implicit Places using invariants in 80 ms returned []
[2024-05-31 20:27:23] [INFO ] Flow matrix only has 279 transitions (discarded 77 similar events)
[2024-05-31 20:27:23] [INFO ] Invariant cache hit.
[2024-05-31 20:27:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-31 20:27:23] [INFO ] Implicit Places using invariants and state equation in 183 ms returned [10, 82, 117]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 269 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 153/2132 places, 356/2729 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 151 transition count 354
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 150 transition count 353
Applied a total of 3 rules in 17 ms. Remains 150 /153 variables (removed 3) and now considering 353/356 (removed 3) transitions.
[2024-05-31 20:27:23] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
// Phase 1: matrix 276 rows 150 cols
[2024-05-31 20:27:23] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:27:23] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-05-31 20:27:23] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-31 20:27:23] [INFO ] Invariant cache hit.
[2024-05-31 20:27:23] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 20:27:23] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 179 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 150/2132 places, 353/2729 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 669 ms. Remains : 150/2132 places, 353/2729 transitions.
Stuttering acceptance computed with spot in 223 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-01
Product exploration explored 100000 steps with 7195 reset in 320 ms.
Product exploration explored 100000 steps with 7173 reset in 245 ms.
Computed a total of 3 stabilizing places and 22 stable transitions
Computed a total of 3 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND p2 (NOT p1) p0), (X p2), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (OR (AND p1 (NOT p2)) (AND p1 p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (OR (AND p1 (NOT p2)) (AND p1 p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 129 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 40000 steps (3533 resets) in 557 ms. (71 steps per ms) remains 1/8 properties
BEST_FIRST walk for 40004 steps (561 resets) in 169 ms. (235 steps per ms) remains 1/1 properties
[2024-05-31 20:27:24] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-31 20:27:24] [INFO ] Invariant cache hit.
[2024-05-31 20:27:24] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/70 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 190/260 variables, 43/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/260 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 157/417 variables, 93/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/417 variables, 2/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/417 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 8/425 variables, 7/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/425 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/425 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 425/426 variables, and 152 constraints, problems are : Problem set: 0 solved, 1 unsolved in 108 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/70 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/70 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 190/260 variables, 43/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/260 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 157/417 variables, 93/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/417 variables, 2/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/417 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 8/425 variables, 7/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/425 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/425 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 425/426 variables, and 153 constraints, problems are : Problem set: 0 solved, 1 unsolved in 147 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 273ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 19 steps, including 1 resets, run visited all 1 properties in 1 ms. (steps per millisecond=19 )
Parikh walk visited 1 properties in 5 ms.
Knowledge obtained : [(AND p2 (NOT p1) p0), (X p2), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (OR (AND p1 (NOT p2)) (AND p1 p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (OR (AND p1 (NOT p2)) (AND p1 p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p2))), (F (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p0)))), (F (NOT p0)), (F (NOT (AND (OR (NOT p1) p2) (OR (NOT p1) (NOT p0))))), (F (NOT p2)), (F (NOT (OR p1 p2))), (F (NOT (OR (NOT p2) p0))), (F p1)]
Knowledge based reduction with 17 factoid took 411 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 86 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Support contains 4 out of 150 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 150/150 places, 353/353 transitions.
Applied a total of 0 rules in 13 ms. Remains 150 /150 variables (removed 0) and now considering 353/353 (removed 0) transitions.
[2024-05-31 20:27:25] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-31 20:27:25] [INFO ] Invariant cache hit.
[2024-05-31 20:27:25] [INFO ] Implicit Places using invariants in 60 ms returned []
[2024-05-31 20:27:25] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-31 20:27:25] [INFO ] Invariant cache hit.
[2024-05-31 20:27:25] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 20:27:25] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
[2024-05-31 20:27:26] [INFO ] Redundant transitions in 72 ms returned []
Running 341 sub problems to find dead transitions.
[2024-05-31 20:27:26] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-31 20:27:26] [INFO ] Invariant cache hit.
[2024-05-31 20:27:26] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 1 (OVERLAPS) 275/422 variables, 147/147 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 4 (OVERLAPS) 3/425 variables, 3/152 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/425 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 6 (OVERLAPS) 0/425 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 341 unsolved
No progress, stopping.
After SMT solving in domain Real declared 425/426 variables, and 152 constraints, problems are : Problem set: 0 solved, 341 unsolved in 10785 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 341/341 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 341 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 1 (OVERLAPS) 275/422 variables, 147/147 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 251/400 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/422 variables, 0/400 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 5 (OVERLAPS) 3/425 variables, 3/403 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/425 variables, 90/493 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/425 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 8 (OVERLAPS) 0/425 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 341 unsolved
No progress, stopping.
After SMT solving in domain Int declared 425/426 variables, and 493 constraints, problems are : Problem set: 0 solved, 341 unsolved in 15589 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 341/341 constraints, Known Traps: 0/0 constraints]
After SMT, in 26636ms problems are : Problem set: 0 solved, 341 unsolved
Search for dead transitions found 0 dead transitions in 26640ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 26920 ms. Remains : 150/150 places, 353/353 transitions.
Computed a total of 3 stabilizing places and 22 stable transitions
Computed a total of 3 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND p2 (NOT p1) p0), (X p2), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (OR (AND p1 (NOT p2)) (AND p1 p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (OR (AND p1 (NOT p2)) (AND p1 p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 129 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 153 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 40000 steps (3535 resets) in 185 ms. (215 steps per ms) remains 1/8 properties
BEST_FIRST walk for 40002 steps (547 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
[2024-05-31 20:27:53] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-31 20:27:53] [INFO ] Invariant cache hit.
[2024-05-31 20:27:53] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/70 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 190/260 variables, 43/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/260 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 157/417 variables, 93/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/417 variables, 2/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/417 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 8/425 variables, 7/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/425 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/425 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 425/426 variables, and 152 constraints, problems are : Problem set: 0 solved, 1 unsolved in 145 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/70 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/70 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 190/260 variables, 43/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/260 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 157/417 variables, 93/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/417 variables, 2/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/417 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 8/425 variables, 7/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/425 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/425 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 425/426 variables, and 153 constraints, problems are : Problem set: 0 solved, 1 unsolved in 118 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 280ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 16 steps, including 1 resets, run visited all 1 properties in 1 ms. (steps per millisecond=16 )
Parikh walk visited 1 properties in 1 ms.
Knowledge obtained : [(AND p2 (NOT p1) p0), (X p2), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (OR (AND p1 (NOT p2)) (AND p1 p0)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (OR (AND p1 (NOT p2)) (AND p1 p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p2))), (F (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) p0)))), (F (NOT p0)), (F (NOT (AND (OR (NOT p1) p2) (OR (NOT p1) (NOT p0))))), (F (NOT p2)), (F (NOT (OR p1 p2))), (F (NOT (OR (NOT p2) p0))), (F p1)]
Knowledge based reduction with 17 factoid took 348 ms. Reduced automaton from 2 states, 6 edges and 3 AP (stutter insensitive) to 2 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 69 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 81 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Product exploration explored 100000 steps with 7146 reset in 182 ms.
Product exploration explored 100000 steps with 7183 reset in 180 ms.
Support contains 4 out of 150 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 150/150 places, 353/353 transitions.
Applied a total of 0 rules in 7 ms. Remains 150 /150 variables (removed 0) and now considering 353/353 (removed 0) transitions.
[2024-05-31 20:27:54] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-31 20:27:54] [INFO ] Invariant cache hit.
[2024-05-31 20:27:54] [INFO ] Implicit Places using invariants in 65 ms returned []
[2024-05-31 20:27:54] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-31 20:27:54] [INFO ] Invariant cache hit.
[2024-05-31 20:27:54] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 20:27:54] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 194 ms to find 0 implicit places.
[2024-05-31 20:27:54] [INFO ] Redundant transitions in 33 ms returned []
Running 341 sub problems to find dead transitions.
[2024-05-31 20:27:54] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-31 20:27:54] [INFO ] Invariant cache hit.
[2024-05-31 20:27:54] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 1 (OVERLAPS) 275/422 variables, 147/147 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 4 (OVERLAPS) 3/425 variables, 3/152 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/425 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 6 (OVERLAPS) 0/425 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 341 unsolved
No progress, stopping.
After SMT solving in domain Real declared 425/426 variables, and 152 constraints, problems are : Problem set: 0 solved, 341 unsolved in 11071 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 341/341 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 341 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 1 (OVERLAPS) 275/422 variables, 147/147 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 251/400 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/422 variables, 0/400 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 5 (OVERLAPS) 3/425 variables, 3/403 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/425 variables, 90/493 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/425 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 8 (OVERLAPS) 0/425 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 341 unsolved
No progress, stopping.
After SMT solving in domain Int declared 425/426 variables, and 493 constraints, problems are : Problem set: 0 solved, 341 unsolved in 16602 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 341/341 constraints, Known Traps: 0/0 constraints]
After SMT, in 27894ms problems are : Problem set: 0 solved, 341 unsolved
Search for dead transitions found 0 dead transitions in 27897ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 28136 ms. Remains : 150/150 places, 353/353 transitions.
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-01 finished in 59742 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(p1) U X(!p2)))))'
Support contains 5 out of 2132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 2108 transition count 2705
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 2108 transition count 2705
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 49 place count 2108 transition count 2704
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 60 place count 2097 transition count 2691
Iterating global reduction 1 with 11 rules applied. Total rules applied 71 place count 2097 transition count 2691
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 77 place count 2091 transition count 2684
Iterating global reduction 1 with 6 rules applied. Total rules applied 83 place count 2091 transition count 2684
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 87 place count 2087 transition count 2679
Iterating global reduction 1 with 4 rules applied. Total rules applied 91 place count 2087 transition count 2679
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 93 place count 2085 transition count 2677
Iterating global reduction 1 with 2 rules applied. Total rules applied 95 place count 2085 transition count 2677
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 97 place count 2083 transition count 2674
Iterating global reduction 1 with 2 rules applied. Total rules applied 99 place count 2083 transition count 2674
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 101 place count 2081 transition count 2671
Iterating global reduction 1 with 2 rules applied. Total rules applied 103 place count 2081 transition count 2671
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 104 place count 2080 transition count 2670
Iterating global reduction 1 with 1 rules applied. Total rules applied 105 place count 2080 transition count 2670
Applied a total of 105 rules in 726 ms. Remains 2080 /2132 variables (removed 52) and now considering 2670/2729 (removed 59) transitions.
// Phase 1: matrix 2670 rows 2080 cols
[2024-05-31 20:28:23] [INFO ] Computed 5 invariants in 28 ms
[2024-05-31 20:28:23] [INFO ] Implicit Places using invariants in 363 ms returned []
[2024-05-31 20:28:23] [INFO ] Invariant cache hit.
[2024-05-31 20:28:25] [INFO ] Implicit Places using invariants and state equation in 1531 ms returned []
Implicit Place search using SMT with State Equation took 1898 ms to find 0 implicit places.
Running 2669 sub problems to find dead transitions.
[2024-05-31 20:28:25] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2079 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2669 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2079/4750 variables, and 5 constraints, problems are : Problem set: 0 solved, 2669 unsolved in 30041 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2080 constraints, PredecessorRefiner: 2669/2669 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2669 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2079 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2669 unsolved
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(s1065 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2079/4750 variables, and 5 constraints, problems are : Problem set: 0 solved, 2669 unsolved in 30041 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2080 constraints, PredecessorRefiner: 0/2669 constraints, Known Traps: 0/0 constraints]
After SMT, in 60885ms problems are : Problem set: 0 solved, 2669 unsolved
Search for dead transitions found 0 dead transitions in 60909ms
Starting structural reductions in LTL mode, iteration 1 : 2080/2132 places, 2670/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63539 ms. Remains : 2080/2132 places, 2670/2729 transitions.
Stuttering acceptance computed with spot in 266 ms :[(OR (NOT p0) p2), (OR (NOT p0) p2), p2, (NOT p0), p2, true, (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-02
Stuttering criterion allowed to conclude after 129 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-02 finished in 63851 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 2132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Graph (trivial) has 2611 edges and 2132 vertex of which 990 / 2132 are part of one of the 88 SCC in 3 ms
Free SCC test removed 902 places
Ensure Unique test removed 1055 transitions
Reduce isomorphic transitions removed 1055 transitions.
Graph (complete) has 1902 edges and 1230 vertex of which 1219 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.3 ms
Discarding 11 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 672 transitions
Trivial Post-agglo rules discarded 672 transitions
Performed 672 trivial Post agglomeration. Transition count delta: 672
Iterating post reduction 0 with 672 rules applied. Total rules applied 674 place count 1218 transition count 995
Reduce places removed 672 places and 0 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 1 with 701 rules applied. Total rules applied 1375 place count 546 transition count 966
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 1389 place count 532 transition count 966
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 64 Pre rules applied. Total rules applied 1389 place count 532 transition count 902
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 3 with 128 rules applied. Total rules applied 1517 place count 468 transition count 902
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 1539 place count 446 transition count 868
Iterating global reduction 3 with 22 rules applied. Total rules applied 1561 place count 446 transition count 868
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 1563 place count 446 transition count 866
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 1565 place count 444 transition count 866
Discarding 15 places :
Symmetric choice reduction at 5 with 15 rule applications. Total rules 1580 place count 429 transition count 845
Iterating global reduction 5 with 15 rules applied. Total rules applied 1595 place count 429 transition count 845
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 5 with 8 rules applied. Total rules applied 1603 place count 429 transition count 837
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1606 place count 426 transition count 831
Iterating global reduction 6 with 3 rules applied. Total rules applied 1609 place count 426 transition count 831
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1612 place count 423 transition count 825
Iterating global reduction 6 with 3 rules applied. Total rules applied 1615 place count 423 transition count 825
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1618 place count 420 transition count 819
Iterating global reduction 6 with 3 rules applied. Total rules applied 1621 place count 420 transition count 819
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1624 place count 417 transition count 813
Iterating global reduction 6 with 3 rules applied. Total rules applied 1627 place count 417 transition count 813
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1630 place count 414 transition count 807
Iterating global reduction 6 with 3 rules applied. Total rules applied 1633 place count 414 transition count 807
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1636 place count 411 transition count 801
Iterating global reduction 6 with 3 rules applied. Total rules applied 1639 place count 411 transition count 801
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1641 place count 409 transition count 797
Iterating global reduction 6 with 2 rules applied. Total rules applied 1643 place count 409 transition count 797
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1644 place count 408 transition count 790
Iterating global reduction 6 with 1 rules applied. Total rules applied 1645 place count 408 transition count 790
Performed 199 Post agglomeration using F-continuation condition with reduction of 123 identical transitions.
Deduced a syphon composed of 199 places in 0 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 6 with 398 rules applied. Total rules applied 2043 place count 209 transition count 468
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 6 with 16 rules applied. Total rules applied 2059 place count 209 transition count 452
Discarding 6 places :
Symmetric choice reduction at 7 with 6 rule applications. Total rules 2065 place count 203 transition count 441
Iterating global reduction 7 with 6 rules applied. Total rules applied 2071 place count 203 transition count 441
Performed 14 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 7 with 28 rules applied. Total rules applied 2099 place count 189 transition count 425
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 2113 place count 189 transition count 411
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 2114 place count 188 transition count 407
Iterating global reduction 8 with 1 rules applied. Total rules applied 2115 place count 188 transition count 407
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 2117 place count 187 transition count 406
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: -47
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 8 with 48 rules applied. Total rules applied 2165 place count 163 transition count 453
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 8 with 22 rules applied. Total rules applied 2187 place count 163 transition count 431
Discarding 12 places :
Symmetric choice reduction at 9 with 12 rule applications. Total rules 2199 place count 151 transition count 407
Iterating global reduction 9 with 12 rules applied. Total rules applied 2211 place count 151 transition count 407
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 9 with 8 rules applied. Total rules applied 2219 place count 151 transition count 399
Drop transitions (Redundant composition of simpler transitions.) removed 50 transitions
Redundant transition composition rules discarded 50 transitions
Iterating global reduction 10 with 50 rules applied. Total rules applied 2269 place count 151 transition count 349
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 2270 place count 150 transition count 348
Applied a total of 2270 rules in 193 ms. Remains 150 /2132 variables (removed 1982) and now considering 348/2729 (removed 2381) transitions.
[2024-05-31 20:29:26] [INFO ] Flow matrix only has 271 transitions (discarded 77 similar events)
// Phase 1: matrix 271 rows 150 cols
[2024-05-31 20:29:26] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:29:26] [INFO ] Implicit Places using invariants in 124 ms returned []
[2024-05-31 20:29:26] [INFO ] Flow matrix only has 271 transitions (discarded 77 similar events)
[2024-05-31 20:29:26] [INFO ] Invariant cache hit.
[2024-05-31 20:29:26] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-31 20:29:27] [INFO ] Implicit Places using invariants and state equation in 188 ms returned [10, 76, 109]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 315 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 147/2132 places, 348/2729 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 145 transition count 346
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 144 transition count 345
Applied a total of 3 rules in 12 ms. Remains 144 /147 variables (removed 3) and now considering 345/348 (removed 3) transitions.
[2024-05-31 20:29:27] [INFO ] Flow matrix only has 268 transitions (discarded 77 similar events)
// Phase 1: matrix 268 rows 144 cols
[2024-05-31 20:29:27] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:29:27] [INFO ] Implicit Places using invariants in 117 ms returned []
[2024-05-31 20:29:27] [INFO ] Flow matrix only has 268 transitions (discarded 77 similar events)
[2024-05-31 20:29:27] [INFO ] Invariant cache hit.
[2024-05-31 20:29:27] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 20:29:27] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 252 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 144/2132 places, 345/2729 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 772 ms. Remains : 144/2132 places, 345/2729 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-03 finished in 838 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))'
Support contains 2 out of 2132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 2104 transition count 2701
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 2104 transition count 2701
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 2104 transition count 2699
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 72 place count 2090 transition count 2682
Iterating global reduction 1 with 14 rules applied. Total rules applied 86 place count 2090 transition count 2682
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 87 place count 2090 transition count 2681
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 93 place count 2084 transition count 2674
Iterating global reduction 2 with 6 rules applied. Total rules applied 99 place count 2084 transition count 2674
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 103 place count 2080 transition count 2669
Iterating global reduction 2 with 4 rules applied. Total rules applied 107 place count 2080 transition count 2669
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 109 place count 2078 transition count 2667
Iterating global reduction 2 with 2 rules applied. Total rules applied 111 place count 2078 transition count 2667
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 113 place count 2076 transition count 2664
Iterating global reduction 2 with 2 rules applied. Total rules applied 115 place count 2076 transition count 2664
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 117 place count 2074 transition count 2661
Iterating global reduction 2 with 2 rules applied. Total rules applied 119 place count 2074 transition count 2661
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 120 place count 2073 transition count 2660
Iterating global reduction 2 with 1 rules applied. Total rules applied 121 place count 2073 transition count 2660
Applied a total of 121 rules in 697 ms. Remains 2073 /2132 variables (removed 59) and now considering 2660/2729 (removed 69) transitions.
// Phase 1: matrix 2660 rows 2073 cols
[2024-05-31 20:29:28] [INFO ] Computed 5 invariants in 14 ms
[2024-05-31 20:29:28] [INFO ] Implicit Places using invariants in 386 ms returned []
[2024-05-31 20:29:28] [INFO ] Invariant cache hit.
[2024-05-31 20:29:29] [INFO ] Implicit Places using invariants and state equation in 1543 ms returned []
Implicit Place search using SMT with State Equation took 1934 ms to find 0 implicit places.
Running 2659 sub problems to find dead transitions.
[2024-05-31 20:29:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30043 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 2659/2659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
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(s208 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30042 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 0/2659 constraints, Known Traps: 0/0 constraints]
After SMT, in 61022ms problems are : Problem set: 0 solved, 2659 unsolved
Search for dead transitions found 0 dead transitions in 61051ms
Starting structural reductions in LTL mode, iteration 1 : 2073/2132 places, 2660/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63691 ms. Remains : 2073/2132 places, 2660/2729 transitions.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-04
Product exploration explored 100000 steps with 50000 reset in 655 ms.
Product exploration explored 100000 steps with 50000 reset in 725 ms.
Computed a total of 33 stabilizing places and 36 stable transitions
Graph (complete) has 2895 edges and 2073 vertex of which 2062 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.15 ms
Computed a total of 33 stabilizing places and 36 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 18 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-401-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-04 finished in 65232 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)||G(p1)))))'
Support contains 3 out of 2132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 2107 transition count 2704
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 2107 transition count 2704
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 52 place count 2107 transition count 2702
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 65 place count 2094 transition count 2686
Iterating global reduction 1 with 13 rules applied. Total rules applied 78 place count 2094 transition count 2686
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 79 place count 2094 transition count 2685
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 85 place count 2088 transition count 2678
Iterating global reduction 2 with 6 rules applied. Total rules applied 91 place count 2088 transition count 2678
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 95 place count 2084 transition count 2673
Iterating global reduction 2 with 4 rules applied. Total rules applied 99 place count 2084 transition count 2673
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 101 place count 2082 transition count 2671
Iterating global reduction 2 with 2 rules applied. Total rules applied 103 place count 2082 transition count 2671
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 105 place count 2080 transition count 2668
Iterating global reduction 2 with 2 rules applied. Total rules applied 107 place count 2080 transition count 2668
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 109 place count 2078 transition count 2665
Iterating global reduction 2 with 2 rules applied. Total rules applied 111 place count 2078 transition count 2665
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 112 place count 2077 transition count 2664
Iterating global reduction 2 with 1 rules applied. Total rules applied 113 place count 2077 transition count 2664
Applied a total of 113 rules in 675 ms. Remains 2077 /2132 variables (removed 55) and now considering 2664/2729 (removed 65) transitions.
// Phase 1: matrix 2664 rows 2077 cols
[2024-05-31 20:30:33] [INFO ] Computed 5 invariants in 20 ms
[2024-05-31 20:30:33] [INFO ] Implicit Places using invariants in 397 ms returned []
[2024-05-31 20:30:33] [INFO ] Invariant cache hit.
[2024-05-31 20:30:35] [INFO ] Implicit Places using invariants and state equation in 1460 ms returned []
Implicit Place search using SMT with State Equation took 1860 ms to find 0 implicit places.
Running 2663 sub problems to find dead transitions.
[2024-05-31 20:30:35] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2076 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2663 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2076/4741 variables, and 5 constraints, problems are : Problem set: 0 solved, 2663 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2077 constraints, PredecessorRefiner: 2663/2663 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2663 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2076 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2663 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2076/4741 variables, and 5 constraints, problems are : Problem set: 0 solved, 2663 unsolved in 30042 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2077 constraints, PredecessorRefiner: 0/2663 constraints, Known Traps: 0/0 constraints]
After SMT, in 60936ms problems are : Problem set: 0 solved, 2663 unsolved
Search for dead transitions found 0 dead transitions in 60970ms
Starting structural reductions in LTL mode, iteration 1 : 2077/2132 places, 2664/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63512 ms. Remains : 2077/2132 places, 2664/2729 transitions.
Stuttering acceptance computed with spot in 238 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-06
Product exploration explored 100000 steps with 542 reset in 221 ms.
Product exploration explored 100000 steps with 542 reset in 231 ms.
Computed a total of 33 stabilizing places and 36 stable transitions
Graph (complete) has 2899 edges and 2077 vertex of which 2066 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.8 ms
Computed a total of 33 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 8 factoid took 125 ms. Reduced automaton from 6 states, 13 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[true, (NOT p1)]
RANDOM walk for 40000 steps (219 resets) in 158 ms. (251 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (50 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 282058 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 1
Probabilistic random walk after 282058 steps, saw 70819 distinct states, run finished after 3002 ms. (steps per millisecond=93 ) properties seen :0
[2024-05-31 20:31:40] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 823/825 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/825 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1239/2064 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2064 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2652/4716 variables, 2064/2069 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4716 variables, 0/2069 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/4718 variables, 1/2070 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/4718 variables, 0/2070 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/4720 variables, 1/2071 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4720 variables, 0/2071 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/4722 variables, 1/2072 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/4722 variables, 0/2072 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/4724 variables, 1/2073 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/4724 variables, 0/2073 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/4726 variables, 1/2074 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/4726 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/4728 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/4728 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/4730 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/4730 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 2/4732 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/4732 variables, 0/2077 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 2/4734 variables, 1/2078 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/4734 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 2/4736 variables, 1/2079 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/4736 variables, 0/2079 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 2/4738 variables, 1/2080 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/4738 variables, 0/2080 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 2/4740 variables, 1/2081 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/4740 variables, 0/2081 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 1/4741 variables, 1/2082 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/4741 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 0/4741 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4741/4741 variables, and 2082 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1963 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2077/2077 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 823/825 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/825 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1239/2064 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2064 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2652/4716 variables, 2064/2069 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4716 variables, 1/2070 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4716 variables, 0/2070 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2/4718 variables, 1/2071 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4718 variables, 0/2071 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/4720 variables, 1/2072 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4720 variables, 0/2072 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/4722 variables, 1/2073 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/4722 variables, 0/2073 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/4724 variables, 1/2074 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/4724 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/4726 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/4726 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/4728 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/4728 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 2/4730 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/4730 variables, 0/2077 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 2/4732 variables, 1/2078 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/4732 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 2/4734 variables, 1/2079 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/4734 variables, 0/2079 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 2/4736 variables, 1/2080 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/4736 variables, 0/2080 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 2/4738 variables, 1/2081 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/4738 variables, 0/2081 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 2/4740 variables, 1/2082 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/4740 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 1/4741 variables, 1/2083 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/4741 variables, 0/2083 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (OVERLAPS) 0/4741 variables, 0/2083 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4741/4741 variables, and 2083 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2037 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2077/2077 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 4027ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 163 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=81 )
Parikh walk visited 1 properties in 2 ms.
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Property proved to be false thanks to negative knowledge :(F (NOT p1))
Knowledge based reduction with 8 factoid took 136 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-401-LTLCardinality-06 FALSE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-06 finished in 71715 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((F((!p0 U (p1||G(!p0)))) U p2))))'
Support contains 8 out of 2132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 2109 transition count 2706
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 2109 transition count 2706
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 48 place count 2109 transition count 2704
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 59 place count 2098 transition count 2691
Iterating global reduction 1 with 11 rules applied. Total rules applied 70 place count 2098 transition count 2691
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 71 place count 2098 transition count 2690
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 76 place count 2093 transition count 2684
Iterating global reduction 2 with 5 rules applied. Total rules applied 81 place count 2093 transition count 2684
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 85 place count 2089 transition count 2679
Iterating global reduction 2 with 4 rules applied. Total rules applied 89 place count 2089 transition count 2679
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 91 place count 2087 transition count 2677
Iterating global reduction 2 with 2 rules applied. Total rules applied 93 place count 2087 transition count 2677
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 95 place count 2085 transition count 2674
Iterating global reduction 2 with 2 rules applied. Total rules applied 97 place count 2085 transition count 2674
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 99 place count 2083 transition count 2671
Iterating global reduction 2 with 2 rules applied. Total rules applied 101 place count 2083 transition count 2671
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 102 place count 2082 transition count 2670
Iterating global reduction 2 with 1 rules applied. Total rules applied 103 place count 2082 transition count 2670
Applied a total of 103 rules in 775 ms. Remains 2082 /2132 variables (removed 50) and now considering 2670/2729 (removed 59) transitions.
// Phase 1: matrix 2670 rows 2082 cols
[2024-05-31 20:31:45] [INFO ] Computed 5 invariants in 18 ms
[2024-05-31 20:31:45] [INFO ] Implicit Places using invariants in 376 ms returned []
[2024-05-31 20:31:45] [INFO ] Invariant cache hit.
[2024-05-31 20:31:47] [INFO ] Implicit Places using invariants and state equation in 1595 ms returned []
Implicit Place search using SMT with State Equation took 1972 ms to find 0 implicit places.
Running 2669 sub problems to find dead transitions.
[2024-05-31 20:31:47] [INFO ] Invariant cache hit.
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2081 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2669 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2081/4752 variables, and 5 constraints, problems are : Problem set: 0 solved, 2669 unsolved in 30045 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2082 constraints, PredecessorRefiner: 2669/2669 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2669 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2081 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2669 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2081/4752 variables, and 5 constraints, problems are : Problem set: 0 solved, 2669 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2082 constraints, PredecessorRefiner: 0/2669 constraints, Known Traps: 0/0 constraints]
After SMT, in 60882ms problems are : Problem set: 0 solved, 2669 unsolved
Search for dead transitions found 0 dead transitions in 60906ms
Starting structural reductions in LTL mode, iteration 1 : 2082/2132 places, 2670/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63663 ms. Remains : 2082/2132 places, 2670/2729 transitions.
Stuttering acceptance computed with spot in 193 ms :[(NOT p2), (NOT p2), (AND (NOT p1) p0), (NOT p2)]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-07
Product exploration explored 100000 steps with 543 reset in 193 ms.
Product exploration explored 100000 steps with 538 reset in 207 ms.
Computed a total of 33 stabilizing places and 36 stable transitions
Graph (complete) has 2906 edges and 2082 vertex of which 2071 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.9 ms
Computed a total of 33 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p2 (NOT p1) p0), (X p2), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 10 factoid took 124 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 127 ms :[(NOT p2), (AND (NOT p1) p0), (NOT p2)]
RANDOM walk for 40000 steps (219 resets) in 225 ms. (176 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (51 resets) in 103 ms. (384 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (52 resets) in 343 ms. (116 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (53 resets) in 251 ms. (158 steps per ms) remains 3/3 properties
[2024-05-31 20:32:49] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1660/1668 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1668 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 401/2069 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2069 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2658/4727 variables, 2069/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4727 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 2/4729 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/4729 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 2/4731 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4731 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 2/4733 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/4733 variables, 0/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 2/4735 variables, 1/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/4735 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 2/4737 variables, 1/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/4737 variables, 0/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/4739 variables, 1/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/4739 variables, 0/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/4741 variables, 1/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/4741 variables, 0/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/4743 variables, 1/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/4743 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 2/4745 variables, 1/2083 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/4745 variables, 0/2083 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 2/4747 variables, 1/2084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/4747 variables, 0/2084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (OVERLAPS) 2/4749 variables, 1/2085 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/4749 variables, 0/2085 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 2/4751 variables, 1/2086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/4751 variables, 0/2086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 1/4752 variables, 1/2087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/4752 variables, 0/2087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (OVERLAPS) 0/4752 variables, 0/2087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4752/4752 variables, and 2087 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3603 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2082/2082 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1660/1668 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1668 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 401/2069 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2069 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2658/4727 variables, 2069/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4727 variables, 3/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4727 variables, 0/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 2/4729 variables, 1/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4729 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 2/4731 variables, 1/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4731 variables, 0/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 2/4733 variables, 1/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/4733 variables, 0/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 2/4735 variables, 1/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/4735 variables, 0/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/4737 variables, 1/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/4737 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/4739 variables, 1/2083 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/4739 variables, 0/2083 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/4741 variables, 1/2084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/4741 variables, 0/2084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 2/4743 variables, 1/2085 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/4743 variables, 0/2085 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 2/4745 variables, 1/2086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/4745 variables, 0/2086 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 2/4747 variables, 1/2087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/4747 variables, 0/2087 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 2/4749 variables, 1/2088 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/4749 variables, 0/2088 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (OVERLAPS) 2/4751 variables, 1/2089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/4751 variables, 0/2089 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (OVERLAPS) 1/4752 variables, 1/2090 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/4752 variables, 0/2090 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (OVERLAPS) 0/4752 variables, 0/2090 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4752/4752 variables, and 2090 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4573 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2082/2082 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 8189ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 1 properties in 926 ms.
Support contains 8 out of 2082 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2082/2082 places, 2670/2670 transitions.
Graph (trivial) has 2537 edges and 2082 vertex of which 955 / 2082 are part of one of the 87 SCC in 2 ms
Free SCC test removed 868 places
Drop transitions (Empty/Sink Transition effects.) removed 1102 transitions
Reduce isomorphic transitions removed 1102 transitions.
Graph (complete) has 1797 edges and 1214 vertex of which 1203 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.8 ms
Discarding 11 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 670 transitions
Trivial Post-agglo rules discarded 670 transitions
Performed 670 trivial Post agglomeration. Transition count delta: 670
Iterating post reduction 0 with 679 rules applied. Total rules applied 681 place count 1203 transition count 884
Reduce places removed 670 places and 0 transitions.
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 59 transitions
Trivial Post-agglo rules discarded 59 transitions
Performed 59 trivial Post agglomeration. Transition count delta: 59
Iterating post reduction 1 with 761 rules applied. Total rules applied 1442 place count 533 transition count 793
Reduce places removed 59 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 61 rules applied. Total rules applied 1503 place count 474 transition count 791
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 3 with 3 rules applied. Total rules applied 1506 place count 473 transition count 789
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 4 rules applied. Total rules applied 1510 place count 471 transition count 787
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 3 rules applied. Total rules applied 1513 place count 470 transition count 785
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1514 place count 469 transition count 785
Performed 66 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 66 Pre rules applied. Total rules applied 1514 place count 469 transition count 719
Deduced a syphon composed of 66 places in 0 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 7 with 132 rules applied. Total rules applied 1646 place count 403 transition count 719
Discarding 13 places :
Symmetric choice reduction at 7 with 13 rule applications. Total rules 1659 place count 390 transition count 701
Iterating global reduction 7 with 13 rules applied. Total rules applied 1672 place count 390 transition count 701
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 7 with 4 rules applied. Total rules applied 1676 place count 390 transition count 697
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 1680 place count 386 transition count 697
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 1689 place count 377 transition count 687
Iterating global reduction 9 with 9 rules applied. Total rules applied 1698 place count 377 transition count 687
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 9 with 8 rules applied. Total rules applied 1706 place count 377 transition count 679
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1707 place count 376 transition count 673
Iterating global reduction 10 with 1 rules applied. Total rules applied 1708 place count 376 transition count 673
Performed 194 Post agglomeration using F-continuation condition with reduction of 126 identical transitions.
Deduced a syphon composed of 194 places in 1 ms
Reduce places removed 194 places and 0 transitions.
Iterating global reduction 10 with 388 rules applied. Total rules applied 2096 place count 182 transition count 353
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 10 with 24 rules applied. Total rules applied 2120 place count 182 transition count 329
Discarding 4 places :
Symmetric choice reduction at 11 with 4 rule applications. Total rules 2124 place count 178 transition count 325
Iterating global reduction 11 with 4 rules applied. Total rules applied 2128 place count 178 transition count 325
Performed 17 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 11 with 34 rules applied. Total rules applied 2162 place count 161 transition count 304
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 11 with 19 rules applied. Total rules applied 2181 place count 161 transition count 285
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 2183 place count 160 transition count 284
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 2185 place count 160 transition count 282
Performed 46 Post agglomeration using F-continuation condition with reduction of 20 identical transitions.
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 13 with 92 rules applied. Total rules applied 2277 place count 114 transition count 324
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 55 transitions.
Iterating post reduction 13 with 55 rules applied. Total rules applied 2332 place count 114 transition count 269
Discarding 28 places :
Symmetric choice reduction at 14 with 28 rule applications. Total rules 2360 place count 86 transition count 228
Iterating global reduction 14 with 28 rules applied. Total rules applied 2388 place count 86 transition count 228
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 14 with 14 rules applied. Total rules applied 2402 place count 86 transition count 214
Discarding 7 places :
Symmetric choice reduction at 15 with 7 rule applications. Total rules 2409 place count 79 transition count 200
Iterating global reduction 15 with 7 rules applied. Total rules applied 2416 place count 79 transition count 200
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 2422 place count 79 transition count 194
Drop transitions (Redundant composition of simpler transitions.) removed 27 transitions
Redundant transition composition rules discarded 27 transitions
Iterating global reduction 16 with 27 rules applied. Total rules applied 2449 place count 79 transition count 167
Discarding 2 places :
Symmetric choice reduction at 16 with 2 rule applications. Total rules 2451 place count 77 transition count 161
Iterating global reduction 16 with 2 rules applied. Total rules applied 2453 place count 77 transition count 161
Discarding 2 places :
Symmetric choice reduction at 16 with 2 rule applications. Total rules 2455 place count 75 transition count 159
Iterating global reduction 16 with 2 rules applied. Total rules applied 2457 place count 75 transition count 159
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 16 with 2 rules applied. Total rules applied 2459 place count 75 transition count 157
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 17 with 2 rules applied. Total rules applied 2461 place count 74 transition count 156
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 17 with 2 rules applied. Total rules applied 2463 place count 74 transition count 154
Free-agglomeration rule applied 6 times.
Iterating global reduction 17 with 6 rules applied. Total rules applied 2469 place count 74 transition count 148
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 17 with 8 rules applied. Total rules applied 2477 place count 68 transition count 146
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 18 with 2 rules applied. Total rules applied 2479 place count 68 transition count 146
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 18 with 1 rules applied. Total rules applied 2480 place count 68 transition count 145
Discarding 1 places :
Symmetric choice reduction at 18 with 1 rule applications. Total rules 2481 place count 67 transition count 144
Iterating global reduction 18 with 1 rules applied. Total rules applied 2482 place count 67 transition count 144
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 18 with 1 rules applied. Total rules applied 2483 place count 66 transition count 143
Applied a total of 2483 rules in 130 ms. Remains 66 /2082 variables (removed 2016) and now considering 143/2670 (removed 2527) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131 ms. Remains : 66/2082 places, 143/2670 transitions.
RANDOM walk for 200 steps (1 resets) in 8 ms. (22 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p2 (NOT p1) p0), (X p2), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p2 p1))), (F p1), (F (NOT p2)), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 10 factoid took 289 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 140 ms :[(NOT p2), (AND (NOT p1) p0), (NOT p2)]
Stuttering acceptance computed with spot in 117 ms :[(NOT p2), (AND (NOT p1) p0), (NOT p2)]
Support contains 8 out of 2082 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2082/2082 places, 2670/2670 transitions.
Graph (trivial) has 2537 edges and 2082 vertex of which 955 / 2082 are part of one of the 87 SCC in 2 ms
Free SCC test removed 868 places
Ensure Unique test removed 1014 transitions
Reduce isomorphic transitions removed 1014 transitions.
Graph (complete) has 1884 edges and 1214 vertex of which 1203 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.2 ms
Discarding 11 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 647 transitions
Trivial Post-agglo rules discarded 647 transitions
Performed 647 trivial Post agglomeration. Transition count delta: 647
Iterating post reduction 0 with 647 rules applied. Total rules applied 649 place count 1202 transition count 1002
Reduce places removed 647 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 1 with 679 rules applied. Total rules applied 1328 place count 555 transition count 970
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 18 rules applied. Total rules applied 1346 place count 539 transition count 968
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 3 with 3 rules applied. Total rules applied 1349 place count 538 transition count 966
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 4 rules applied. Total rules applied 1353 place count 536 transition count 964
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 3 rules applied. Total rules applied 1356 place count 535 transition count 962
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1357 place count 534 transition count 962
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 67 Pre rules applied. Total rules applied 1357 place count 534 transition count 895
Deduced a syphon composed of 67 places in 0 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 7 with 134 rules applied. Total rules applied 1491 place count 467 transition count 895
Discarding 20 places :
Symmetric choice reduction at 7 with 20 rule applications. Total rules 1511 place count 447 transition count 863
Iterating global reduction 7 with 20 rules applied. Total rules applied 1531 place count 447 transition count 863
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 7 with 4 rules applied. Total rules applied 1535 place count 447 transition count 859
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 1539 place count 443 transition count 859
Discarding 12 places :
Symmetric choice reduction at 9 with 12 rule applications. Total rules 1551 place count 431 transition count 843
Iterating global reduction 9 with 12 rules applied. Total rules applied 1563 place count 431 transition count 843
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 9 with 8 rules applied. Total rules applied 1571 place count 431 transition count 835
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1574 place count 428 transition count 829
Iterating global reduction 10 with 3 rules applied. Total rules applied 1577 place count 428 transition count 829
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1580 place count 425 transition count 823
Iterating global reduction 10 with 3 rules applied. Total rules applied 1583 place count 425 transition count 823
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1586 place count 422 transition count 817
Iterating global reduction 10 with 3 rules applied. Total rules applied 1589 place count 422 transition count 817
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1592 place count 419 transition count 811
Iterating global reduction 10 with 3 rules applied. Total rules applied 1595 place count 419 transition count 811
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1598 place count 416 transition count 805
Iterating global reduction 10 with 3 rules applied. Total rules applied 1601 place count 416 transition count 805
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1604 place count 413 transition count 799
Iterating global reduction 10 with 3 rules applied. Total rules applied 1607 place count 413 transition count 799
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1608 place count 412 transition count 797
Iterating global reduction 10 with 1 rules applied. Total rules applied 1609 place count 412 transition count 797
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1610 place count 411 transition count 790
Iterating global reduction 10 with 1 rules applied. Total rules applied 1611 place count 411 transition count 790
Performed 185 Post agglomeration using F-continuation condition with reduction of 102 identical transitions.
Deduced a syphon composed of 185 places in 0 ms
Reduce places removed 185 places and 0 transitions.
Iterating global reduction 10 with 370 rules applied. Total rules applied 1981 place count 226 transition count 503
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 10 with 19 rules applied. Total rules applied 2000 place count 226 transition count 484
Discarding 5 places :
Symmetric choice reduction at 11 with 5 rule applications. Total rules 2005 place count 221 transition count 478
Iterating global reduction 11 with 5 rules applied. Total rules applied 2010 place count 221 transition count 478
Performed 17 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 11 with 34 rules applied. Total rules applied 2044 place count 204 transition count 457
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 11 with 19 rules applied. Total rules applied 2063 place count 204 transition count 438
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: -54
Deduced a syphon composed of 26 places in 0 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 12 with 52 rules applied. Total rules applied 2115 place count 178 transition count 492
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 12 with 25 rules applied. Total rules applied 2140 place count 178 transition count 467
Discarding 12 places :
Symmetric choice reduction at 13 with 12 rule applications. Total rules 2152 place count 166 transition count 443
Iterating global reduction 13 with 12 rules applied. Total rules applied 2164 place count 166 transition count 443
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 13 with 6 rules applied. Total rules applied 2170 place count 166 transition count 437
Drop transitions (Redundant composition of simpler transitions.) removed 57 transitions
Redundant transition composition rules discarded 57 transitions
Iterating global reduction 14 with 57 rules applied. Total rules applied 2227 place count 166 transition count 380
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 2228 place count 166 transition count 380
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 2229 place count 165 transition count 379
Applied a total of 2229 rules in 116 ms. Remains 165 /2082 variables (removed 1917) and now considering 379/2670 (removed 2291) transitions.
[2024-05-31 20:32:59] [INFO ] Flow matrix only has 303 transitions (discarded 76 similar events)
// Phase 1: matrix 303 rows 165 cols
[2024-05-31 20:32:59] [INFO ] Computed 0 invariants in 2 ms
[2024-05-31 20:32:59] [INFO ] Implicit Places using invariants in 74 ms returned []
[2024-05-31 20:32:59] [INFO ] Flow matrix only has 303 transitions (discarded 76 similar events)
[2024-05-31 20:32:59] [INFO ] Invariant cache hit.
[2024-05-31 20:32:59] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-31 20:32:59] [INFO ] Implicit Places using invariants and state equation in 162 ms returned [16, 92, 125]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 240 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 162/2082 places, 379/2670 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 160 transition count 377
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 159 transition count 376
Applied a total of 3 rules in 9 ms. Remains 159 /162 variables (removed 3) and now considering 376/379 (removed 3) transitions.
[2024-05-31 20:32:59] [INFO ] Flow matrix only has 300 transitions (discarded 76 similar events)
// Phase 1: matrix 300 rows 159 cols
[2024-05-31 20:32:59] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:32:59] [INFO ] Implicit Places using invariants in 63 ms returned []
[2024-05-31 20:32:59] [INFO ] Flow matrix only has 300 transitions (discarded 76 similar events)
[2024-05-31 20:32:59] [INFO ] Invariant cache hit.
[2024-05-31 20:32:59] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:32:59] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 197 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 159/2082 places, 376/2670 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 562 ms. Remains : 159/2082 places, 376/2670 transitions.
Computed a total of 3 stabilizing places and 22 stable transitions
Computed a total of 3 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND p2 (NOT p1) p0), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 115 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 126 ms :[(NOT p2), (AND (NOT p1) p0), (NOT p2)]
RANDOM walk for 40000 steps (3378 resets) in 194 ms. (205 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40003 steps (506 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
[2024-05-31 20:32:59] [INFO ] Flow matrix only has 300 transitions (discarded 76 similar events)
[2024-05-31 20:32:59] [INFO ] Invariant cache hit.
[2024-05-31 20:32:59] [INFO ] State equation strengthened by 4 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 15/21 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 196/217 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 230/447 variables, 127/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/447 variables, 4/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/447 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11/458 variables, 11/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/458 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 458/459 variables, and 163 constraints, problems are : Problem set: 0 solved, 1 unsolved in 112 ms.
Refiners :[State Equation: 159/159 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 15/21 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 196/217 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/217 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 230/447 variables, 127/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/447 variables, 4/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/447 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 11/458 variables, 11/164 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/458 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 458/459 variables, and 164 constraints, problems are : Problem set: 0 solved, 1 unsolved in 126 ms.
Refiners :[State Equation: 159/159 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 244ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 39 steps, including 2 resets, run visited all 1 properties in 1 ms. (steps per millisecond=39 )
Parikh walk visited 1 properties in 2 ms.
Knowledge obtained : [(AND p2 (NOT p1) p0), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p2 p1))), (F p1), (F (NOT p2)), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 13 factoid took 381 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 138 ms :[(NOT p2), (AND (NOT p1) p0), (NOT p2)]
Stuttering acceptance computed with spot in 109 ms :[(NOT p2), (AND (NOT p1) p0), (NOT p2)]
Stuttering acceptance computed with spot in 129 ms :[(NOT p2), (AND (NOT p1) p0), (NOT p2)]
Stuttering criterion allowed to conclude after 1743 steps with 126 reset in 7 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-07 finished in 76648 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((G(p0) U p1))))'
Support contains 3 out of 2132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Graph (trivial) has 2602 edges and 2132 vertex of which 988 / 2132 are part of one of the 89 SCC in 1 ms
Free SCC test removed 899 places
Ensure Unique test removed 1050 transitions
Reduce isomorphic transitions removed 1050 transitions.
Graph (complete) has 1907 edges and 1233 vertex of which 1222 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.1 ms
Discarding 11 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 666 transitions
Trivial Post-agglo rules discarded 666 transitions
Performed 666 trivial Post agglomeration. Transition count delta: 666
Iterating post reduction 0 with 666 rules applied. Total rules applied 668 place count 1221 transition count 1006
Reduce places removed 666 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 1 with 697 rules applied. Total rules applied 1365 place count 555 transition count 975
Reduce places removed 15 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 2 with 20 rules applied. Total rules applied 1385 place count 540 transition count 970
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 1390 place count 535 transition count 970
Performed 63 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 63 Pre rules applied. Total rules applied 1390 place count 535 transition count 907
Deduced a syphon composed of 63 places in 0 ms
Reduce places removed 63 places and 0 transitions.
Iterating global reduction 4 with 126 rules applied. Total rules applied 1516 place count 472 transition count 907
Discarding 22 places :
Symmetric choice reduction at 4 with 22 rule applications. Total rules 1538 place count 450 transition count 873
Iterating global reduction 4 with 22 rules applied. Total rules applied 1560 place count 450 transition count 873
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 4 with 2 rules applied. Total rules applied 1562 place count 450 transition count 871
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1564 place count 448 transition count 871
Discarding 15 places :
Symmetric choice reduction at 6 with 15 rule applications. Total rules 1579 place count 433 transition count 850
Iterating global reduction 6 with 15 rules applied. Total rules applied 1594 place count 433 transition count 850
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 1602 place count 433 transition count 842
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1605 place count 430 transition count 836
Iterating global reduction 7 with 3 rules applied. Total rules applied 1608 place count 430 transition count 836
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1611 place count 427 transition count 830
Iterating global reduction 7 with 3 rules applied. Total rules applied 1614 place count 427 transition count 830
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1617 place count 424 transition count 824
Iterating global reduction 7 with 3 rules applied. Total rules applied 1620 place count 424 transition count 824
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1623 place count 421 transition count 818
Iterating global reduction 7 with 3 rules applied. Total rules applied 1626 place count 421 transition count 818
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1629 place count 418 transition count 812
Iterating global reduction 7 with 3 rules applied. Total rules applied 1632 place count 418 transition count 812
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1635 place count 415 transition count 806
Iterating global reduction 7 with 3 rules applied. Total rules applied 1638 place count 415 transition count 806
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1640 place count 413 transition count 802
Iterating global reduction 7 with 2 rules applied. Total rules applied 1642 place count 413 transition count 802
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1643 place count 412 transition count 795
Iterating global reduction 7 with 1 rules applied. Total rules applied 1644 place count 412 transition count 795
Performed 199 Post agglomeration using F-continuation condition with reduction of 117 identical transitions.
Deduced a syphon composed of 199 places in 1 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 7 with 398 rules applied. Total rules applied 2042 place count 213 transition count 479
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 7 with 21 rules applied. Total rules applied 2063 place count 213 transition count 458
Discarding 6 places :
Symmetric choice reduction at 8 with 6 rule applications. Total rules 2069 place count 207 transition count 447
Iterating global reduction 8 with 6 rules applied. Total rules applied 2075 place count 207 transition count 447
Performed 14 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 8 with 28 rules applied. Total rules applied 2103 place count 193 transition count 431
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 2117 place count 193 transition count 417
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 2118 place count 192 transition count 413
Iterating global reduction 9 with 1 rules applied. Total rules applied 2119 place count 192 transition count 413
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 2121 place count 191 transition count 412
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: -47
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 9 with 46 rules applied. Total rules applied 2167 place count 168 transition count 459
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 9 with 22 rules applied. Total rules applied 2189 place count 168 transition count 437
Discarding 12 places :
Symmetric choice reduction at 10 with 12 rule applications. Total rules 2201 place count 156 transition count 413
Iterating global reduction 10 with 12 rules applied. Total rules applied 2213 place count 156 transition count 413
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 10 with 8 rules applied. Total rules applied 2221 place count 156 transition count 405
Drop transitions (Redundant composition of simpler transitions.) removed 50 transitions
Redundant transition composition rules discarded 50 transitions
Iterating global reduction 11 with 50 rules applied. Total rules applied 2271 place count 156 transition count 355
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 2272 place count 155 transition count 354
Applied a total of 2272 rules in 111 ms. Remains 155 /2132 variables (removed 1977) and now considering 354/2729 (removed 2375) transitions.
[2024-05-31 20:33:01] [INFO ] Flow matrix only has 276 transitions (discarded 78 similar events)
// Phase 1: matrix 276 rows 155 cols
[2024-05-31 20:33:01] [INFO ] Computed 0 invariants in 2 ms
[2024-05-31 20:33:01] [INFO ] Implicit Places using invariants in 68 ms returned []
[2024-05-31 20:33:01] [INFO ] Flow matrix only has 276 transitions (discarded 78 similar events)
[2024-05-31 20:33:01] [INFO ] Invariant cache hit.
[2024-05-31 20:33:01] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-31 20:33:01] [INFO ] Implicit Places using invariants and state equation in 193 ms returned [10, 81, 114]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 266 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 152/2132 places, 354/2729 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 150 transition count 352
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 149 transition count 351
Applied a total of 3 rules in 10 ms. Remains 149 /152 variables (removed 3) and now considering 351/354 (removed 3) transitions.
[2024-05-31 20:33:01] [INFO ] Flow matrix only has 273 transitions (discarded 78 similar events)
// Phase 1: matrix 273 rows 149 cols
[2024-05-31 20:33:01] [INFO ] Computed 0 invariants in 3 ms
[2024-05-31 20:33:01] [INFO ] Implicit Places using invariants in 61 ms returned []
[2024-05-31 20:33:01] [INFO ] Flow matrix only has 273 transitions (discarded 78 similar events)
[2024-05-31 20:33:01] [INFO ] Invariant cache hit.
[2024-05-31 20:33:01] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 20:33:01] [INFO ] Implicit Places using invariants and state equation in 129 ms returned []
Implicit Place search using SMT with State Equation took 191 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 149/2132 places, 351/2729 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 580 ms. Remains : 149/2132 places, 351/2729 transitions.
Stuttering acceptance computed with spot in 121 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-08
Stuttering criterion allowed to conclude after 246 steps with 18 reset in 1 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-08 finished in 719 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((F(G(p0))&&G(p1)))))'
Support contains 4 out of 2132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 2107 transition count 2704
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 2107 transition count 2704
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 52 place count 2107 transition count 2702
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 65 place count 2094 transition count 2686
Iterating global reduction 1 with 13 rules applied. Total rules applied 78 place count 2094 transition count 2686
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 79 place count 2094 transition count 2685
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 85 place count 2088 transition count 2678
Iterating global reduction 2 with 6 rules applied. Total rules applied 91 place count 2088 transition count 2678
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 95 place count 2084 transition count 2673
Iterating global reduction 2 with 4 rules applied. Total rules applied 99 place count 2084 transition count 2673
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 101 place count 2082 transition count 2671
Iterating global reduction 2 with 2 rules applied. Total rules applied 103 place count 2082 transition count 2671
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 105 place count 2080 transition count 2668
Iterating global reduction 2 with 2 rules applied. Total rules applied 107 place count 2080 transition count 2668
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 109 place count 2078 transition count 2665
Iterating global reduction 2 with 2 rules applied. Total rules applied 111 place count 2078 transition count 2665
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 112 place count 2077 transition count 2664
Iterating global reduction 2 with 1 rules applied. Total rules applied 113 place count 2077 transition count 2664
Applied a total of 113 rules in 659 ms. Remains 2077 /2132 variables (removed 55) and now considering 2664/2729 (removed 65) transitions.
// Phase 1: matrix 2664 rows 2077 cols
[2024-05-31 20:33:02] [INFO ] Computed 5 invariants in 19 ms
[2024-05-31 20:33:02] [INFO ] Implicit Places using invariants in 367 ms returned []
[2024-05-31 20:33:02] [INFO ] Invariant cache hit.
[2024-05-31 20:33:04] [INFO ] Implicit Places using invariants and state equation in 1458 ms returned []
Implicit Place search using SMT with State Equation took 1826 ms to find 0 implicit places.
Running 2663 sub problems to find dead transitions.
[2024-05-31 20:33:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2076 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2663 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2076/4741 variables, and 5 constraints, problems are : Problem set: 0 solved, 2663 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2077 constraints, PredecessorRefiner: 2663/2663 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2663 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2076 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2663 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2076/4741 variables, and 5 constraints, problems are : Problem set: 0 solved, 2663 unsolved in 30050 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2077 constraints, PredecessorRefiner: 0/2663 constraints, Known Traps: 0/0 constraints]
After SMT, in 60854ms problems are : Problem set: 0 solved, 2663 unsolved
Search for dead transitions found 0 dead transitions in 60876ms
Starting structural reductions in LTL mode, iteration 1 : 2077/2132 places, 2664/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63370 ms. Remains : 2077/2132 places, 2664/2729 transitions.
Stuttering acceptance computed with spot in 199 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-09
Product exploration explored 100000 steps with 556 reset in 270 ms.
Product exploration explored 100000 steps with 555 reset in 316 ms.
Computed a total of 33 stabilizing places and 36 stable transitions
Graph (complete) has 2899 edges and 2077 vertex of which 2066 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.7 ms
Computed a total of 33 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 89 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 238 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
RANDOM walk for 40000 steps (213 resets) in 409 ms. (97 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (51 resets) in 95 ms. (416 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (50 resets) in 90 ms. (439 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (52 resets) in 103 ms. (384 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 183015 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 3
Probabilistic random walk after 183015 steps, saw 47078 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2024-05-31 20:34:09] [INFO ] Invariant cache hit.
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, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1223/1227 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1227 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 837/2064 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2064 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2652/4716 variables, 2064/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4716 variables, 0/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 2/4718 variables, 1/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/4718 variables, 0/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 2/4720 variables, 1/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4720 variables, 0/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 2/4722 variables, 1/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/4722 variables, 0/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 2/4724 variables, 1/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/4724 variables, 0/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 2/4726 variables, 1/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/4726 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/4728 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/4728 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/4730 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/4730 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/4732 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/4732 variables, 0/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 2/4734 variables, 1/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/4734 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 2/4736 variables, 1/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/4736 variables, 0/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (OVERLAPS) 2/4738 variables, 1/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/4738 variables, 0/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 2/4740 variables, 1/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/4740 variables, 0/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 1/4741 variables, 1/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/4741 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (OVERLAPS) 0/4741 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4741/4741 variables, and 2082 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3779 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2077/2077 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1223/1227 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1227 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 837/2064 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2064 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2652/4716 variables, 2064/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4716 variables, 3/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4716 variables, 0/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 2/4718 variables, 1/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4718 variables, 0/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 2/4720 variables, 1/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4720 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 2/4722 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/4722 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 2/4724 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/4724 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/4726 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/4726 variables, 0/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/4728 variables, 1/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/4728 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/4730 variables, 1/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/4730 variables, 0/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 2/4732 variables, 1/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/4732 variables, 0/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 2/4734 variables, 1/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/4734 variables, 0/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 2/4736 variables, 1/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/4736 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 2/4738 variables, 1/2083 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/4738 variables, 0/2083 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (OVERLAPS) 2/4740 variables, 1/2084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/4740 variables, 0/2084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (OVERLAPS) 1/4741 variables, 1/2085 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/4741 variables, 0/2085 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (OVERLAPS) 0/4741 variables, 0/2085 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4741/4741 variables, and 2085 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4100 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2077/2077 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 7898ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 216 steps, including 0 resets, run visited all 3 properties in 9 ms. (steps per millisecond=24 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 11 ms.
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR p0 (NOT p1)))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 4 factoid took 189 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Stuttering acceptance computed with spot in 172 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Support contains 4 out of 2077 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2077/2077 places, 2664/2664 transitions.
Applied a total of 0 rules in 74 ms. Remains 2077 /2077 variables (removed 0) and now considering 2664/2664 (removed 0) transitions.
[2024-05-31 20:34:17] [INFO ] Invariant cache hit.
[2024-05-31 20:34:18] [INFO ] Implicit Places using invariants in 336 ms returned []
[2024-05-31 20:34:18] [INFO ] Invariant cache hit.
[2024-05-31 20:34:19] [INFO ] Implicit Places using invariants and state equation in 1566 ms returned []
Implicit Place search using SMT with State Equation took 1904 ms to find 0 implicit places.
Running 2663 sub problems to find dead transitions.
[2024-05-31 20:34:19] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2076 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2663 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2076/4741 variables, and 5 constraints, problems are : Problem set: 0 solved, 2663 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2077 constraints, PredecessorRefiner: 2663/2663 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2663 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2076 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2663 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2076/4741 variables, and 5 constraints, problems are : Problem set: 0 solved, 2663 unsolved in 30041 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2077 constraints, PredecessorRefiner: 0/2663 constraints, Known Traps: 0/0 constraints]
After SMT, in 60940ms problems are : Problem set: 0 solved, 2663 unsolved
Search for dead transitions found 0 dead transitions in 60967ms
Finished structural reductions in LTL mode , in 1 iterations and 62954 ms. Remains : 2077/2077 places, 2664/2664 transitions.
Computed a total of 33 stabilizing places and 36 stable transitions
Graph (complete) has 2899 edges and 2077 vertex of which 2066 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.7 ms
Computed a total of 33 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 105 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
RANDOM walk for 40000 steps (211 resets) in 464 ms. (86 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (49 resets) in 88 ms. (449 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40000 steps (50 resets) in 126 ms. (314 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (49 resets) in 126 ms. (314 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 183059 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 3
Probabilistic random walk after 183059 steps, saw 47099 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2024-05-31 20:35:24] [INFO ] Invariant cache hit.
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, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1223/1227 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1227 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 837/2064 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2064 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2652/4716 variables, 2064/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4716 variables, 0/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 2/4718 variables, 1/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/4718 variables, 0/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 2/4720 variables, 1/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4720 variables, 0/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 2/4722 variables, 1/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/4722 variables, 0/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 2/4724 variables, 1/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/4724 variables, 0/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 2/4726 variables, 1/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/4726 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/4728 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/4728 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/4730 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/4730 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/4732 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/4732 variables, 0/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 2/4734 variables, 1/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/4734 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 2/4736 variables, 1/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/4736 variables, 0/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (OVERLAPS) 2/4738 variables, 1/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/4738 variables, 0/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 2/4740 variables, 1/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/4740 variables, 0/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 1/4741 variables, 1/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/4741 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (OVERLAPS) 0/4741 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4741/4741 variables, and 2082 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3731 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2077/2077 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1223/1227 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1227 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 837/2064 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2064 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2652/4716 variables, 2064/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4716 variables, 3/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4716 variables, 0/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 2/4718 variables, 1/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4718 variables, 0/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 2/4720 variables, 1/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4720 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 2/4722 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/4722 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 2/4724 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/4724 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/4726 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/4726 variables, 0/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/4728 variables, 1/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/4728 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/4730 variables, 1/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/4730 variables, 0/2079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 2/4732 variables, 1/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/4732 variables, 0/2080 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 2/4734 variables, 1/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/4734 variables, 0/2081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 2/4736 variables, 1/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/4736 variables, 0/2082 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 2/4738 variables, 1/2083 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/4738 variables, 0/2083 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (OVERLAPS) 2/4740 variables, 1/2084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/4740 variables, 0/2084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (OVERLAPS) 1/4741 variables, 1/2085 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/4741 variables, 0/2085 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (OVERLAPS) 0/4741 variables, 0/2085 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4741/4741 variables, and 2085 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4172 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2077/2077 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 7916ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 246 steps, including 0 resets, run visited all 3 properties in 11 ms. (steps per millisecond=22 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 14 ms.
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR p0 (NOT p1)))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 4 factoid took 193 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Stuttering acceptance computed with spot in 177 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Stuttering acceptance computed with spot in 226 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Entered a terminal (fully accepting) state of product in 78878 steps with 422 reset in 148 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-09 finished in 151787 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)&&F(p1))))'
Support contains 4 out of 2132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Graph (trivial) has 2604 edges and 2132 vertex of which 976 / 2132 are part of one of the 87 SCC in 2 ms
Free SCC test removed 889 places
Ensure Unique test removed 1038 transitions
Reduce isomorphic transitions removed 1038 transitions.
Graph (complete) has 1919 edges and 1243 vertex of which 1232 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.2 ms
Discarding 11 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 678 transitions
Trivial Post-agglo rules discarded 678 transitions
Performed 678 trivial Post agglomeration. Transition count delta: 678
Iterating post reduction 0 with 678 rules applied. Total rules applied 680 place count 1231 transition count 1006
Reduce places removed 678 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 1 with 711 rules applied. Total rules applied 1391 place count 553 transition count 973
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 18 rules applied. Total rules applied 1409 place count 537 transition count 971
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 3 rules applied. Total rules applied 1412 place count 536 transition count 969
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 3 rules applied. Total rules applied 1415 place count 535 transition count 967
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 2 rules applied. Total rules applied 1417 place count 534 transition count 966
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1418 place count 533 transition count 966
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 64 Pre rules applied. Total rules applied 1418 place count 533 transition count 902
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 7 with 128 rules applied. Total rules applied 1546 place count 469 transition count 902
Discarding 22 places :
Symmetric choice reduction at 7 with 22 rule applications. Total rules 1568 place count 447 transition count 868
Iterating global reduction 7 with 22 rules applied. Total rules applied 1590 place count 447 transition count 868
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 7 with 2 rules applied. Total rules applied 1592 place count 447 transition count 866
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 1594 place count 445 transition count 866
Discarding 15 places :
Symmetric choice reduction at 9 with 15 rule applications. Total rules 1609 place count 430 transition count 845
Iterating global reduction 9 with 15 rules applied. Total rules applied 1624 place count 430 transition count 845
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 9 with 8 rules applied. Total rules applied 1632 place count 430 transition count 837
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1635 place count 427 transition count 831
Iterating global reduction 10 with 3 rules applied. Total rules applied 1638 place count 427 transition count 831
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1641 place count 424 transition count 825
Iterating global reduction 10 with 3 rules applied. Total rules applied 1644 place count 424 transition count 825
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 1646 place count 422 transition count 821
Iterating global reduction 10 with 2 rules applied. Total rules applied 1648 place count 422 transition count 821
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 1650 place count 420 transition count 817
Iterating global reduction 10 with 2 rules applied. Total rules applied 1652 place count 420 transition count 817
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 1654 place count 418 transition count 813
Iterating global reduction 10 with 2 rules applied. Total rules applied 1656 place count 418 transition count 813
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 1658 place count 416 transition count 809
Iterating global reduction 10 with 2 rules applied. Total rules applied 1660 place count 416 transition count 809
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1661 place count 415 transition count 807
Iterating global reduction 10 with 1 rules applied. Total rules applied 1662 place count 415 transition count 807
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1663 place count 414 transition count 800
Iterating global reduction 10 with 1 rules applied. Total rules applied 1664 place count 414 transition count 800
Performed 199 Post agglomeration using F-continuation condition with reduction of 120 identical transitions.
Deduced a syphon composed of 199 places in 0 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 10 with 398 rules applied. Total rules applied 2062 place count 215 transition count 481
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 10 with 16 rules applied. Total rules applied 2078 place count 215 transition count 465
Discarding 5 places :
Symmetric choice reduction at 11 with 5 rule applications. Total rules 2083 place count 210 transition count 459
Iterating global reduction 11 with 5 rules applied. Total rules applied 2088 place count 210 transition count 459
Performed 13 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 11 with 26 rules applied. Total rules applied 2114 place count 197 transition count 444
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 11 with 13 rules applied. Total rules applied 2127 place count 197 transition count 431
Discarding 1 places :
Symmetric choice reduction at 12 with 1 rule applications. Total rules 2128 place count 196 transition count 429
Iterating global reduction 12 with 1 rules applied. Total rules applied 2129 place count 196 transition count 429
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: -63
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 12 with 50 rules applied. Total rules applied 2179 place count 171 transition count 492
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 12 with 35 rules applied. Total rules applied 2214 place count 171 transition count 457
Discarding 12 places :
Symmetric choice reduction at 13 with 12 rule applications. Total rules 2226 place count 159 transition count 429
Iterating global reduction 13 with 12 rules applied. Total rules applied 2238 place count 159 transition count 429
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 13 with 7 rules applied. Total rules applied 2245 place count 159 transition count 422
Drop transitions (Redundant composition of simpler transitions.) removed 55 transitions
Redundant transition composition rules discarded 55 transitions
Iterating global reduction 14 with 55 rules applied. Total rules applied 2300 place count 159 transition count 367
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 2301 place count 159 transition count 367
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 2302 place count 159 transition count 366
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 2303 place count 158 transition count 365
Applied a total of 2303 rules in 123 ms. Remains 158 /2132 variables (removed 1974) and now considering 365/2729 (removed 2364) transitions.
[2024-05-31 20:35:33] [INFO ] Flow matrix only has 288 transitions (discarded 77 similar events)
// Phase 1: matrix 288 rows 158 cols
[2024-05-31 20:35:33] [INFO ] Computed 0 invariants in 2 ms
[2024-05-31 20:35:33] [INFO ] Implicit Places using invariants in 70 ms returned []
[2024-05-31 20:35:33] [INFO ] Flow matrix only has 288 transitions (discarded 77 similar events)
[2024-05-31 20:35:33] [INFO ] Invariant cache hit.
[2024-05-31 20:35:33] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:35:33] [INFO ] Implicit Places using invariants and state equation in 158 ms returned [14, 84, 119]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 231 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 155/2132 places, 365/2729 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 153 transition count 363
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 152 transition count 362
Applied a total of 3 rules in 8 ms. Remains 152 /155 variables (removed 3) and now considering 362/365 (removed 3) transitions.
[2024-05-31 20:35:33] [INFO ] Flow matrix only has 285 transitions (discarded 77 similar events)
// Phase 1: matrix 285 rows 152 cols
[2024-05-31 20:35:33] [INFO ] Computed 0 invariants in 2 ms
[2024-05-31 20:35:33] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-05-31 20:35:33] [INFO ] Flow matrix only has 285 transitions (discarded 77 similar events)
[2024-05-31 20:35:33] [INFO ] Invariant cache hit.
[2024-05-31 20:35:33] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-31 20:35:33] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 152/2132 places, 362/2729 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 565 ms. Remains : 152/2132 places, 362/2729 transitions.
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-10 finished in 691 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 1 out of 2132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 2104 transition count 2701
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 2104 transition count 2701
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 58 place count 2104 transition count 2699
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 72 place count 2090 transition count 2682
Iterating global reduction 1 with 14 rules applied. Total rules applied 86 place count 2090 transition count 2682
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 87 place count 2090 transition count 2681
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 93 place count 2084 transition count 2674
Iterating global reduction 2 with 6 rules applied. Total rules applied 99 place count 2084 transition count 2674
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 103 place count 2080 transition count 2669
Iterating global reduction 2 with 4 rules applied. Total rules applied 107 place count 2080 transition count 2669
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 109 place count 2078 transition count 2667
Iterating global reduction 2 with 2 rules applied. Total rules applied 111 place count 2078 transition count 2667
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 113 place count 2076 transition count 2664
Iterating global reduction 2 with 2 rules applied. Total rules applied 115 place count 2076 transition count 2664
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 117 place count 2074 transition count 2661
Iterating global reduction 2 with 2 rules applied. Total rules applied 119 place count 2074 transition count 2661
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 120 place count 2073 transition count 2660
Iterating global reduction 2 with 1 rules applied. Total rules applied 121 place count 2073 transition count 2660
Applied a total of 121 rules in 664 ms. Remains 2073 /2132 variables (removed 59) and now considering 2660/2729 (removed 69) transitions.
// Phase 1: matrix 2660 rows 2073 cols
[2024-05-31 20:35:34] [INFO ] Computed 5 invariants in 17 ms
[2024-05-31 20:35:35] [INFO ] Implicit Places using invariants in 387 ms returned []
[2024-05-31 20:35:35] [INFO ] Invariant cache hit.
[2024-05-31 20:35:36] [INFO ] Implicit Places using invariants and state equation in 1451 ms returned []
Implicit Place search using SMT with State Equation took 1840 ms to find 0 implicit places.
Running 2659 sub problems to find dead transitions.
[2024-05-31 20:35:36] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s1893timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30046 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 2659/2659 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2659 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 0/2659 constraints, Known Traps: 0/0 constraints]
After SMT, in 60845ms problems are : Problem set: 0 solved, 2659 unsolved
Search for dead transitions found 0 dead transitions in 60868ms
Starting structural reductions in LTL mode, iteration 1 : 2073/2132 places, 2660/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63384 ms. Remains : 2073/2132 places, 2660/2729 transitions.
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-12
Product exploration explored 100000 steps with 50000 reset in 516 ms.
Product exploration explored 100000 steps with 50000 reset in 517 ms.
Computed a total of 33 stabilizing places and 36 stable transitions
Graph (complete) has 2895 edges and 2073 vertex of which 2062 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.6 ms
Computed a total of 33 stabilizing places and 36 stable transitions
Knowledge obtained : [p0, (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 19 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-401-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-12 finished in 64566 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||G(p1)))&&X(X(G(p2))))))'
Support contains 5 out of 2132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 2109 transition count 2706
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 2109 transition count 2706
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 47 place count 2109 transition count 2705
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 59 place count 2097 transition count 2690
Iterating global reduction 1 with 12 rules applied. Total rules applied 71 place count 2097 transition count 2690
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 72 place count 2097 transition count 2689
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 76 place count 2093 transition count 2684
Iterating global reduction 2 with 4 rules applied. Total rules applied 80 place count 2093 transition count 2684
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 83 place count 2090 transition count 2680
Iterating global reduction 2 with 3 rules applied. Total rules applied 86 place count 2090 transition count 2680
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 87 place count 2089 transition count 2679
Iterating global reduction 2 with 1 rules applied. Total rules applied 88 place count 2089 transition count 2679
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 89 place count 2088 transition count 2678
Iterating global reduction 2 with 1 rules applied. Total rules applied 90 place count 2088 transition count 2678
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 91 place count 2087 transition count 2677
Iterating global reduction 2 with 1 rules applied. Total rules applied 92 place count 2087 transition count 2677
Applied a total of 92 rules in 568 ms. Remains 2087 /2132 variables (removed 45) and now considering 2677/2729 (removed 52) transitions.
// Phase 1: matrix 2677 rows 2087 cols
[2024-05-31 20:36:39] [INFO ] Computed 5 invariants in 21 ms
[2024-05-31 20:36:39] [INFO ] Implicit Places using invariants in 380 ms returned []
[2024-05-31 20:36:39] [INFO ] Invariant cache hit.
[2024-05-31 20:36:41] [INFO ] Implicit Places using invariants and state equation in 1567 ms returned []
Implicit Place search using SMT with State Equation took 1952 ms to find 0 implicit places.
Running 2676 sub problems to find dead transitions.
[2024-05-31 20:36:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2086 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2676 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2086/4764 variables, and 5 constraints, problems are : Problem set: 0 solved, 2676 unsolved in 30078 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2087 constraints, PredecessorRefiner: 2676/2676 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2676 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2086 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2676 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2086/4764 variables, and 5 constraints, problems are : Problem set: 0 solved, 2676 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2087 constraints, PredecessorRefiner: 0/2676 constraints, Known Traps: 0/0 constraints]
After SMT, in 60870ms problems are : Problem set: 0 solved, 2676 unsolved
Search for dead transitions found 0 dead transitions in 60894ms
Starting structural reductions in LTL mode, iteration 1 : 2087/2132 places, 2677/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63424 ms. Remains : 2087/2132 places, 2677/2729 transitions.
Stuttering acceptance computed with spot in 276 ms :[true, (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-14
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-14 finished in 63734 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(G((!(X(p0) U p1)||p2)))))'
[2024-05-31 20:37:42] [INFO ] Flatten gal took : 64 ms
[2024-05-31 20:37:42] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-31 20:37:42] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2132 places, 2729 transitions and 5687 arcs took 16 ms.
Total runtime 702455 ms.
There are residual formulas that ITS could not solve within timeout

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
mcc2024

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-401"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is CloudReconfiguration-PT-401, 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 r480-tall-171624188900275"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-401.tgz
mv CloudReconfiguration-PT-401 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 ;