Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r091-tall-171624187400275.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is CloudReconfiguration-PT-401, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r091-tall-171624187400275
=====================================================================

--------------------
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 1716276669193

Invoking MCC driver with
BK_TOOL=greatspnxred
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 greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 07:31:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-21 07:31:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 07:31:10] [INFO ] Load time of PNML (sax parser for PT used): 184 ms
[2024-05-21 07:31:10] [INFO ] Transformed 3554 places.
[2024-05-21 07:31:10] [INFO ] Transformed 4263 transitions.
[2024-05-21 07:31:10] [INFO ] Found NUPN structural information;
[2024-05-21 07:31:10] [INFO ] Parsed PT model containing 3554 places and 4263 transitions and 8889 arcs in 301 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 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 2186 ms. Remains 2132 /3554 variables (removed 1422) and now considering 2729/4263 (removed 1534) transitions.
// Phase 1: matrix 2729 rows 2132 cols
[2024-05-21 07:31:13] [INFO ] Computed 5 invariants in 38 ms
[2024-05-21 07:31:13] [INFO ] Implicit Places using invariants in 540 ms returned []
[2024-05-21 07:31:13] [INFO ] Invariant cache hit.
[2024-05-21 07:31:15] [INFO ] Implicit Places using invariants and state equation in 1518 ms returned []
Implicit Place search using SMT with State Equation took 2086 ms to find 0 implicit places.
Running 2728 sub problems to find dead transitions.
[2024-05-21 07:31:15] [INFO ] Invariant cache hit.
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 30093 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 30042 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 61199ms problems are : Problem set: 0 solved, 2728 unsolved
Search for dead transitions found 0 dead transitions in 61238ms
Starting structural reductions in LTL mode, iteration 1 : 2132/3554 places, 2729/4263 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65550 ms. Remains : 2132/3554 places, 2729/4263 transitions.
Support contains 42 out of 2132 places after structural reductions.
[2024-05-21 07:32:16] [INFO ] Flatten gal took : 149 ms
[2024-05-21 07:32:16] [INFO ] Flatten gal took : 87 ms
[2024-05-21 07:32:16] [INFO ] Input system was already deterministic with 2729 transitions.
RANDOM walk for 40000 steps (212 resets) in 2542 ms. (15 steps per ms) remains 19/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (8 resets) in 16 ms. (235 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (8 resets) in 21 ms. (181 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (8 resets) in 10 ms. (363 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (8 resets) in 26 ms. (148 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4001 steps (8 resets) in 11 ms. (333 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 19/19 properties
[2024-05-21 07:32:17] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 2083/2119 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2119 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (OVERLAPS) 2717/4836 variables, 2119/2124 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4836 variables, 0/2124 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 2/4838 variables, 1/2125 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4838 variables, 0/2125 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 2/4840 variables, 1/2126 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/4840 variables, 0/2126 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 2/4842 variables, 1/2127 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4842/4861 variables, and 2127 constraints, problems are : Problem set: 0 solved, 19 unsolved in 5010 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2122/2132 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 2083/2119 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2119 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (OVERLAPS) 2717/4836 variables, 2119/2124 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4836 variables, 19/2143 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4836 variables, 0/2143 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (OVERLAPS) 2/4838 variables, 1/2144 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4838 variables, 0/2144 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 2/4840 variables, 1/2145 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4840/4861 variables, and 2145 constraints, problems are : Problem set: 0 solved, 19 unsolved in 5016 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2121/2132 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
After SMT, in 10051ms problems are : Problem set: 0 solved, 19 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 36 out of 2132 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Graph (trivial) has 2538 edges and 2132 vertex of which 919 / 2132 are part of one of the 87 SCC in 14 ms
Free SCC test removed 832 places
Drop transitions (Empty/Sink Transition effects.) removed 1049 transitions
Reduce isomorphic transitions removed 1049 transitions.
Graph (complete) has 1909 edges and 1300 vertex of which 1289 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 680 transitions
Trivial Post-agglo rules discarded 680 transitions
Performed 680 trivial Post agglomeration. Transition count delta: 680
Iterating post reduction 0 with 688 rules applied. Total rules applied 690 place count 1289 transition count 987
Reduce places removed 680 places and 0 transitions.
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 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 763 rules applied. Total rules applied 1453 place count 609 transition count 904
Reduce places removed 53 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 2 with 59 rules applied. Total rules applied 1512 place count 556 transition count 898
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 1521 place count 553 transition count 892
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 1532 place count 550 transition count 884
Reduce places removed 5 places and 0 transitions.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Iterating post reduction 5 with 16 rules applied. Total rules applied 1548 place count 545 transition count 873
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 6 with 11 rules applied. Total rules applied 1559 place count 534 transition count 873
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 67 Pre rules applied. Total rules applied 1559 place count 534 transition count 806
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 1693 place count 467 transition count 806
Discarding 11 places :
Symmetric choice reduction at 7 with 11 rule applications. Total rules 1704 place count 456 transition count 792
Iterating global reduction 7 with 11 rules applied. Total rules applied 1715 place count 456 transition count 792
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 1717 place count 456 transition count 790
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 1719 place count 454 transition count 790
Discarding 8 places :
Symmetric choice reduction at 9 with 8 rule applications. Total rules 1727 place count 446 transition count 782
Iterating global reduction 9 with 8 rules applied. Total rules applied 1735 place count 446 transition count 782
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 9 with 8 rules applied. Total rules applied 1743 place count 446 transition count 774
Performed 208 Post agglomeration using F-continuation condition with reduction of 121 identical transitions.
Deduced a syphon composed of 208 places in 0 ms
Reduce places removed 208 places and 0 transitions.
Iterating global reduction 10 with 416 rules applied. Total rules applied 2159 place count 238 transition count 445
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 10 with 27 rules applied. Total rules applied 2186 place count 238 transition count 418
Discarding 4 places :
Symmetric choice reduction at 11 with 4 rule applications. Total rules 2190 place count 234 transition count 414
Iterating global reduction 11 with 4 rules applied. Total rules applied 2194 place count 234 transition count 414
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 11 with 24 rules applied. Total rules applied 2218 place count 222 transition count 401
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 11 with 15 rules applied. Total rules applied 2233 place count 222 transition count 386
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 12 with 4 rules applied. Total rules applied 2237 place count 220 transition count 384
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 12 with 4 rules applied. Total rules applied 2241 place count 220 transition count 380
Performed 52 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 52 places in 0 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 13 with 104 rules applied. Total rules applied 2345 place count 168 transition count 437
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 13 with 40 rules applied. Total rules applied 2385 place count 168 transition count 397
Discarding 20 places :
Symmetric choice reduction at 14 with 20 rule applications. Total rules 2405 place count 148 transition count 357
Iterating global reduction 14 with 20 rules applied. Total rules applied 2425 place count 148 transition count 357
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 14 with 7 rules applied. Total rules applied 2432 place count 148 transition count 350
Discarding 5 places :
Symmetric choice reduction at 15 with 5 rule applications. Total rules 2437 place count 143 transition count 340
Iterating global reduction 15 with 5 rules applied. Total rules applied 2442 place count 143 transition count 340
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 15 with 3 rules applied. Total rules applied 2445 place count 143 transition count 337
Drop transitions (Redundant composition of simpler transitions.) removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 16 with 21 rules applied. Total rules applied 2466 place count 143 transition count 316
Free-agglomeration rule applied 10 times.
Iterating global reduction 16 with 10 rules applied. Total rules applied 2476 place count 143 transition count 306
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 16 with 10 rules applied. Total rules applied 2486 place count 133 transition count 306
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 17 with 1 rules applied. Total rules applied 2487 place count 133 transition count 305
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 17 with 1 rules applied. Total rules applied 2488 place count 133 transition count 305
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 2489 place count 132 transition count 305
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 18 with 6 rules applied. Total rules applied 2495 place count 132 transition count 305
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 18 with 3 rules applied. Total rules applied 2498 place count 132 transition count 302
Discarding 2 places :
Symmetric choice reduction at 18 with 2 rule applications. Total rules 2500 place count 130 transition count 300
Iterating global reduction 18 with 2 rules applied. Total rules applied 2502 place count 130 transition count 300
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 18 with 1 rules applied. Total rules applied 2503 place count 129 transition count 299
Applied a total of 2503 rules in 263 ms. Remains 129 /2132 variables (removed 2003) and now considering 299/2729 (removed 2430) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 263 ms. Remains : 129/2132 places, 299/2729 transitions.
RANDOM walk for 40000 steps (418 resets) in 752 ms. (53 steps per ms) remains 1/19 properties
BEST_FIRST walk for 26794 steps (67 resets) in 73 ms. (362 steps per ms) remains 0/1 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.36 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.4 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 1 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 1 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 197 ms. Remains 156 /2132 variables (removed 1976) and now considering 356/2729 (removed 2373) transitions.
[2024-05-21 07:32:29] [INFO ] Flow matrix only has 279 transitions (discarded 77 similar events)
// Phase 1: matrix 279 rows 156 cols
[2024-05-21 07:32:29] [INFO ] Computed 0 invariants in 5 ms
[2024-05-21 07:32:29] [INFO ] Implicit Places using invariants in 62 ms returned []
[2024-05-21 07:32:29] [INFO ] Flow matrix only has 279 transitions (discarded 77 similar events)
[2024-05-21 07:32:29] [INFO ] Invariant cache hit.
[2024-05-21 07:32:29] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 07:32:29] [INFO ] Implicit Places using invariants and state equation in 149 ms returned [10, 82, 117]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 215 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 16 ms. Remains 150 /153 variables (removed 3) and now considering 353/356 (removed 3) transitions.
[2024-05-21 07:32:29] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
// Phase 1: matrix 276 rows 150 cols
[2024-05-21 07:32:29] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 07:32:29] [INFO ] Implicit Places using invariants in 49 ms returned []
[2024-05-21 07:32:29] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-21 07:32:29] [INFO ] Invariant cache hit.
[2024-05-21 07:32:29] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 07:32:29] [INFO ] Implicit Places using invariants and state equation in 105 ms returned []
Implicit Place search using SMT with State Equation took 156 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 584 ms. Remains : 150/2132 places, 353/2729 transitions.
Stuttering acceptance computed with spot in 188 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 7186 reset in 283 ms.
Product exploration explored 100000 steps with 7152 reset in 212 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 135 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 86 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 40000 steps (3560 resets) in 536 ms. (74 steps per ms) remains 1/8 properties
BEST_FIRST walk for 40003 steps (548 resets) in 135 ms. (294 steps per ms) remains 1/1 properties
[2024-05-21 07:32:30] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-21 07:32:30] [INFO ] Invariant cache hit.
[2024-05-21 07:32:30] [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 91 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 134 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 235ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 11 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=5 )
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 444 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 79 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 11 ms. Remains 150 /150 variables (removed 0) and now considering 353/353 (removed 0) transitions.
[2024-05-21 07:32:31] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-21 07:32:31] [INFO ] Invariant cache hit.
[2024-05-21 07:32:31] [INFO ] Implicit Places using invariants in 65 ms returned []
[2024-05-21 07:32:31] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-21 07:32:31] [INFO ] Invariant cache hit.
[2024-05-21 07:32:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 07:32:31] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
[2024-05-21 07:32:31] [INFO ] Redundant transitions in 70 ms returned []
Running 341 sub problems to find dead transitions.
[2024-05-21 07:32:31] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-21 07:32:31] [INFO ] Invariant cache hit.
[2024-05-21 07:32:31] [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 11244 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 16955 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 341/341 constraints, Known Traps: 0/0 constraints]
After SMT, in 28460ms problems are : Problem set: 0 solved, 341 unsolved
Search for dead transitions found 0 dead transitions in 28464ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 28728 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 135 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 80 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 40000 steps (3607 resets) in 123 ms. (322 steps per ms) remains 1/8 properties
BEST_FIRST walk for 40004 steps (560 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
[2024-05-21 07:33:00] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-21 07:33:00] [INFO ] Invariant cache hit.
[2024-05-21 07:33:00] [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 93 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 121 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 219ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 11 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=11 )
Parikh walk visited 1 properties in 0 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 370 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))]
Stuttering acceptance computed with spot in 85 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 92 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Product exploration explored 100000 steps with 7204 reset in 163 ms.
Product exploration explored 100000 steps with 7187 reset in 165 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 6 ms. Remains 150 /150 variables (removed 0) and now considering 353/353 (removed 0) transitions.
[2024-05-21 07:33:01] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-21 07:33:01] [INFO ] Invariant cache hit.
[2024-05-21 07:33:01] [INFO ] Implicit Places using invariants in 62 ms returned []
[2024-05-21 07:33:01] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-21 07:33:01] [INFO ] Invariant cache hit.
[2024-05-21 07:33:01] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 07:33:01] [INFO ] Implicit Places using invariants and state equation in 113 ms returned []
Implicit Place search using SMT with State Equation took 179 ms to find 0 implicit places.
[2024-05-21 07:33:01] [INFO ] Redundant transitions in 32 ms returned []
Running 341 sub problems to find dead transitions.
[2024-05-21 07:33:01] [INFO ] Flow matrix only has 276 transitions (discarded 77 similar events)
[2024-05-21 07:33:01] [INFO ] Invariant cache hit.
[2024-05-21 07:33:01] [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 11202 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 16031 ms.
Refiners :[State Equation: 150/150 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 341/341 constraints, Known Traps: 0/0 constraints]
After SMT, in 27441ms problems are : Problem set: 0 solved, 341 unsolved
Search for dead transitions found 0 dead transitions in 27444ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 27670 ms. Remains : 150/150 places, 353/353 transitions.
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-01 finished in 60661 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 652 ms. Remains 2080 /2132 variables (removed 52) and now considering 2670/2729 (removed 59) transitions.
// Phase 1: matrix 2670 rows 2080 cols
[2024-05-21 07:33:30] [INFO ] Computed 5 invariants in 20 ms
[2024-05-21 07:33:30] [INFO ] Implicit Places using invariants in 334 ms returned []
[2024-05-21 07:33:30] [INFO ] Invariant cache hit.
[2024-05-21 07:33:31] [INFO ] Implicit Places using invariants and state equation in 1419 ms returned []
Implicit Place search using SMT with State Equation took 1757 ms to find 0 implicit places.
Running 2669 sub problems to find dead transitions.
[2024-05-21 07:33:31] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2079 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
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 2079/4750 variables, and 5 constraints, problems are : Problem set: 0 solved, 2669 unsolved in 30033 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 60942ms problems are : Problem set: 0 solved, 2669 unsolved
Search for dead transitions found 0 dead transitions in 60967ms
Starting structural reductions in LTL mode, iteration 1 : 2080/2132 places, 2670/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63389 ms. Remains : 2080/2132 places, 2670/2729 transitions.
Stuttering acceptance computed with spot in 373 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 130 steps with 0 reset in 2 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-02 finished in 63809 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 5 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.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 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 142 ms. Remains 150 /2132 variables (removed 1982) and now considering 348/2729 (removed 2381) transitions.
[2024-05-21 07:34:33] [INFO ] Flow matrix only has 271 transitions (discarded 77 similar events)
// Phase 1: matrix 271 rows 150 cols
[2024-05-21 07:34:33] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 07:34:33] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-21 07:34:33] [INFO ] Flow matrix only has 271 transitions (discarded 77 similar events)
[2024-05-21 07:34:33] [INFO ] Invariant cache hit.
[2024-05-21 07:34:33] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 07:34:33] [INFO ] Implicit Places using invariants and state equation in 156 ms returned [10, 76, 109]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 216 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 14 ms. Remains 144 /147 variables (removed 3) and now considering 345/348 (removed 3) transitions.
[2024-05-21 07:34:33] [INFO ] Flow matrix only has 268 transitions (discarded 77 similar events)
// Phase 1: matrix 268 rows 144 cols
[2024-05-21 07:34:33] [INFO ] Computed 0 invariants in 3 ms
[2024-05-21 07:34:33] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-05-21 07:34:33] [INFO ] Flow matrix only has 268 transitions (discarded 77 similar events)
[2024-05-21 07:34:33] [INFO ] Invariant cache hit.
[2024-05-21 07:34:33] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 07:34:33] [INFO ] Implicit Places using invariants and state equation in 115 ms returned []
Implicit Place search using SMT with State Equation took 177 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 550 ms. Remains : 144/2132 places, 345/2729 transitions.
Stuttering acceptance computed with spot in 41 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 606 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 632 ms. Remains 2073 /2132 variables (removed 59) and now considering 2660/2729 (removed 69) transitions.
// Phase 1: matrix 2660 rows 2073 cols
[2024-05-21 07:34:34] [INFO ] Computed 5 invariants in 19 ms
[2024-05-21 07:34:34] [INFO ] Implicit Places using invariants in 308 ms returned []
[2024-05-21 07:34:34] [INFO ] Invariant cache hit.
[2024-05-21 07:34:36] [INFO ] Implicit Places using invariants and state equation in 1334 ms returned []
Implicit Place search using SMT with State Equation took 1644 ms to find 0 implicit places.
Running 2659 sub problems to find dead transitions.
[2024-05-21 07:34:36] [INFO ] Invariant cache hit.
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0.0)
(s1726 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 30047 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 30047 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 60872ms problems are : Problem set: 0 solved, 2659 unsolved
Search for dead transitions found 0 dead transitions in 60895ms
Starting structural reductions in LTL mode, iteration 1 : 2073/2132 places, 2660/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63185 ms. Remains : 2073/2132 places, 2660/2729 transitions.
Stuttering acceptance computed with spot in 182 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 602 ms.
Product exploration explored 100000 steps with 50000 reset in 657 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.10 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 15 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 64686 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 607 ms. Remains 2077 /2132 variables (removed 55) and now considering 2664/2729 (removed 65) transitions.
// Phase 1: matrix 2664 rows 2077 cols
[2024-05-21 07:35:39] [INFO ] Computed 5 invariants in 18 ms
[2024-05-21 07:35:39] [INFO ] Implicit Places using invariants in 312 ms returned []
[2024-05-21 07:35:39] [INFO ] Invariant cache hit.
[2024-05-21 07:35:40] [INFO ] Implicit Places using invariants and state equation in 1332 ms returned []
Implicit Place search using SMT with State Equation took 1646 ms to find 0 implicit places.
Running 2663 sub problems to find dead transitions.
[2024-05-21 07:35:40] [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 30034 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 30040 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 60877ms
Starting structural reductions in LTL mode, iteration 1 : 2077/2132 places, 2664/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63140 ms. Remains : 2077/2132 places, 2664/2729 transitions.
Stuttering acceptance computed with spot in 224 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 546 reset in 176 ms.
Product exploration explored 100000 steps with 545 reset in 190 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.11 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 107 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 (217 resets) in 100 ms. (396 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (48 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 272284 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :0 out of 1
Probabilistic random walk after 272284 steps, saw 69162 distinct states, run finished after 3004 ms. (steps per millisecond=90 ) properties seen :0
[2024-05-21 07:36:45] [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 1825 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 2012 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 3855ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 197 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=98 )
Parikh walk visited 1 properties in 6 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 108 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 71016 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 637 ms. Remains 2082 /2132 variables (removed 50) and now considering 2670/2729 (removed 59) transitions.
// Phase 1: matrix 2670 rows 2082 cols
[2024-05-21 07:36:50] [INFO ] Computed 5 invariants in 17 ms
[2024-05-21 07:36:50] [INFO ] Implicit Places using invariants in 345 ms returned []
[2024-05-21 07:36:50] [INFO ] Invariant cache hit.
[2024-05-21 07:36:52] [INFO ] Implicit Places using invariants and state equation in 1417 ms returned []
Implicit Place search using SMT with State Equation took 1763 ms to find 0 implicit places.
Running 2669 sub problems to find dead transitions.
[2024-05-21 07:36:52] [INFO ] Invariant cache hit.
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 30037 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
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(s1560 0)
(s1561 0)
(s1562 0)
(s1563 0)
(s1564 0)
(s1565 0)
(s1566 0)
(s1567 0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
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 30043 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 60869ms problems are : Problem set: 0 solved, 2669 unsolved
Search for dead transitions found 0 dead transitions in 60891ms
Starting structural reductions in LTL mode, iteration 1 : 2082/2132 places, 2670/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63302 ms. Remains : 2082/2132 places, 2670/2729 transitions.
Stuttering acceptance computed with spot in 206 ms :[(NOT p2), (NOT p2), (AND (NOT p1) p0), (NOT p2)]
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-07
Stuttering criterion allowed to conclude after 96819 steps with 532 reset in 164 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-07 finished in 63709 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 3 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.9 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 142 ms. Remains 155 /2132 variables (removed 1977) and now considering 354/2729 (removed 2375) transitions.
[2024-05-21 07:37:53] [INFO ] Flow matrix only has 276 transitions (discarded 78 similar events)
// Phase 1: matrix 276 rows 155 cols
[2024-05-21 07:37:53] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 07:37:53] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-05-21 07:37:53] [INFO ] Flow matrix only has 276 transitions (discarded 78 similar events)
[2024-05-21 07:37:53] [INFO ] Invariant cache hit.
[2024-05-21 07:37:53] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 07:37:53] [INFO ] Implicit Places using invariants and state equation in 146 ms returned [10, 81, 114]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 202 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.
[2024-05-21 07:37:53] [INFO ] Flow matrix only has 273 transitions (discarded 78 similar events)
// Phase 1: matrix 273 rows 149 cols
[2024-05-21 07:37:53] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 07:37:53] [INFO ] Implicit Places using invariants in 49 ms returned []
[2024-05-21 07:37:53] [INFO ] Flow matrix only has 273 transitions (discarded 78 similar events)
[2024-05-21 07:37:53] [INFO ] Invariant cache hit.
[2024-05-21 07:37:53] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 07:37:53] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 154 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 509 ms. Remains : 149/2132 places, 351/2729 transitions.
Stuttering acceptance computed with spot in 103 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 1680 steps with 124 reset in 4 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-08 finished in 642 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 630 ms. Remains 2077 /2132 variables (removed 55) and now considering 2664/2729 (removed 65) transitions.
// Phase 1: matrix 2664 rows 2077 cols
[2024-05-21 07:37:54] [INFO ] Computed 5 invariants in 19 ms
[2024-05-21 07:37:54] [INFO ] Implicit Places using invariants in 314 ms returned []
[2024-05-21 07:37:54] [INFO ] Invariant cache hit.
[2024-05-21 07:37:56] [INFO ] Implicit Places using invariants and state equation in 1401 ms returned []
Implicit Place search using SMT with State Equation took 1716 ms to find 0 implicit places.
Running 2663 sub problems to find dead transitions.
[2024-05-21 07:37:56] [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) 0/2076 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 30050 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 30039 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 60884ms problems are : Problem set: 0 solved, 2663 unsolved
Search for dead transitions found 0 dead transitions in 60907ms
Starting structural reductions in LTL mode, iteration 1 : 2077/2132 places, 2664/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63263 ms. Remains : 2077/2132 places, 2664/2729 transitions.
Stuttering acceptance computed with spot in 195 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 550 reset in 189 ms.
Product exploration explored 100000 steps with 556 reset in 209 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.19 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 153 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
RANDOM walk for 40000 steps (216 resets) in 137 ms. (289 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (52 resets) in 274 ms. (145 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (45 resets) in 209 ms. (190 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (49 resets) in 109 ms. (363 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 208843 steps, run timeout after 3001 ms. (steps per millisecond=69 ) properties seen :0 out of 3
Probabilistic random walk after 208843 steps, saw 54103 distinct states, run finished after 3001 ms. (steps per millisecond=69 ) properties seen :0
[2024-05-21 07:39:01] [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 3745 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 4102 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 7858ms 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 7 ms. (steps per millisecond=35 )
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 8 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 171 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 174 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 157 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 69 ms. Remains 2077 /2077 variables (removed 0) and now considering 2664/2664 (removed 0) transitions.
[2024-05-21 07:39:09] [INFO ] Invariant cache hit.
[2024-05-21 07:39:10] [INFO ] Implicit Places using invariants in 316 ms returned []
[2024-05-21 07:39:10] [INFO ] Invariant cache hit.
[2024-05-21 07:39:11] [INFO ] Implicit Places using invariants and state equation in 1340 ms returned []
Implicit Place search using SMT with State Equation took 1658 ms to find 0 implicit places.
Running 2663 sub problems to find dead transitions.
[2024-05-21 07:39:11] [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 30040 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 60860ms problems are : Problem set: 0 solved, 2663 unsolved
Search for dead transitions found 0 dead transitions in 60883ms
Finished structural reductions in LTL mode , in 1 iterations and 62621 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.6 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 79 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 149 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
RANDOM walk for 40000 steps (224 resets) in 521 ms. (76 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (53 resets) in 129 ms. (307 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (53 resets) in 92 ms. (430 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (50 resets) in 96 ms. (412 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 229371 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 3
Probabilistic random walk after 229371 steps, saw 58707 distinct states, run finished after 3001 ms. (steps per millisecond=76 ) properties seen :0
[2024-05-21 07:40:16] [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 3647 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 4012 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 7669ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 239 steps, including 0 resets, run visited all 3 properties in 9 ms. (steps per millisecond=26 )
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 9 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 187 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 191 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 168 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 168 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Product exploration explored 100000 steps with 542 reset in 188 ms.
Product exploration explored 100000 steps with 548 reset in 222 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 171 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 SI_LTL mode, iteration 0 : 2077/2077 places, 2664/2664 transitions.
Graph (trivial) has 2542 edges and 2077 vertex of which 974 / 2077 are part of one of the 87 SCC in 2 ms
Free SCC test removed 887 places
Ensure Unique test removed 1038 transitions
Reduce isomorphic transitions removed 1038 transitions.
Graph (complete) has 1853 edges and 1190 vertex of which 1179 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
Performed 640 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 640 rules applied. Total rules applied 642 place count 1179 transition count 1620
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 658 place count 1179 transition count 1604
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 29 Pre rules applied. Total rules applied 658 place count 1179 transition count 1622
Deduced a syphon composed of 669 places in 0 ms
Iterating global reduction 2 with 29 rules applied. Total rules applied 687 place count 1179 transition count 1622
Discarding 383 places :
Symmetric choice reduction at 2 with 383 rule applications. Total rules 1070 place count 796 transition count 1225
Deduced a syphon composed of 308 places in 1 ms
Iterating global reduction 2 with 383 rules applied. Total rules applied 1453 place count 796 transition count 1225
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 1470 place count 779 transition count 1202
Deduced a syphon composed of 305 places in 0 ms
Iterating global reduction 2 with 17 rules applied. Total rules applied 1487 place count 779 transition count 1202
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 1495 place count 779 transition count 1194
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 1512 place count 762 transition count 1177
Deduced a syphon composed of 291 places in 0 ms
Iterating global reduction 3 with 17 rules applied. Total rules applied 1529 place count 762 transition count 1177
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1532 place count 759 transition count 1171
Deduced a syphon composed of 291 places in 0 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1535 place count 759 transition count 1171
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1538 place count 756 transition count 1165
Deduced a syphon composed of 291 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1541 place count 756 transition count 1165
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 1547 place count 750 transition count 1159
Deduced a syphon composed of 288 places in 1 ms
Iterating global reduction 3 with 6 rules applied. Total rules applied 1553 place count 750 transition count 1159
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1556 place count 747 transition count 1153
Deduced a syphon composed of 288 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1559 place count 747 transition count 1153
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1562 place count 744 transition count 1147
Deduced a syphon composed of 288 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1565 place count 744 transition count 1147
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 1571 place count 738 transition count 1141
Deduced a syphon composed of 285 places in 0 ms
Iterating global reduction 3 with 6 rules applied. Total rules applied 1577 place count 738 transition count 1141
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1580 place count 735 transition count 1135
Deduced a syphon composed of 285 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1583 place count 735 transition count 1135
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1586 place count 732 transition count 1129
Deduced a syphon composed of 285 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1589 place count 732 transition count 1129
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 1595 place count 726 transition count 1120
Deduced a syphon composed of 282 places in 0 ms
Iterating global reduction 3 with 6 rules applied. Total rules applied 1601 place count 726 transition count 1120
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 1607 place count 720 transition count 1096
Deduced a syphon composed of 279 places in 1 ms
Iterating global reduction 3 with 6 rules applied. Total rules applied 1613 place count 720 transition count 1096
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 3 with 1 rules applied. Total rules applied 1614 place count 720 transition count 1096
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 1620 place count 714 transition count 1090
Deduced a syphon composed of 277 places in 1 ms
Iterating global reduction 4 with 6 rules applied. Total rules applied 1626 place count 714 transition count 1090
Performed 138 Post agglomeration using F-continuation condition with reduction of 16 identical transitions.
Deduced a syphon composed of 415 places in 0 ms
Iterating global reduction 4 with 138 rules applied. Total rules applied 1764 place count 714 transition count 1190
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 4 with 50 rules applied. Total rules applied 1814 place count 714 transition count 1140
Discarding 131 places :
Symmetric choice reduction at 5 with 131 rule applications. Total rules 1945 place count 583 transition count 996
Deduced a syphon composed of 297 places in 0 ms
Iterating global reduction 5 with 131 rules applied. Total rules applied 2076 place count 583 transition count 996
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 2084 place count 575 transition count 984
Deduced a syphon composed of 289 places in 1 ms
Iterating global reduction 5 with 8 rules applied. Total rules applied 2092 place count 575 transition count 984
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 298 places in 0 ms
Iterating global reduction 5 with 9 rules applied. Total rules applied 2101 place count 575 transition count 984
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 2106 place count 575 transition count 979
Discarding 19 places :
Symmetric choice reduction at 6 with 19 rule applications. Total rules 2125 place count 556 transition count 955
Deduced a syphon composed of 284 places in 0 ms
Iterating global reduction 6 with 19 rules applied. Total rules applied 2144 place count 556 transition count 955
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 2152 place count 556 transition count 947
Discarding 5 places :
Symmetric choice reduction at 7 with 5 rule applications. Total rules 2157 place count 551 transition count 942
Deduced a syphon composed of 279 places in 1 ms
Iterating global reduction 7 with 5 rules applied. Total rules applied 2162 place count 551 transition count 942
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 283 places in 0 ms
Iterating global reduction 7 with 4 rules applied. Total rules applied 2166 place count 551 transition count 942
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 7 with 8 rules applied. Total rules applied 2174 place count 551 transition count 934
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 2178 place count 547 transition count 930
Deduced a syphon composed of 279 places in 0 ms
Iterating global reduction 8 with 4 rules applied. Total rules applied 2182 place count 547 transition count 930
Performed 94 Post agglomeration using F-continuation condition with reduction of 168 identical transitions.
Deduced a syphon composed of 373 places in 0 ms
Iterating global reduction 8 with 94 rules applied. Total rules applied 2276 place count 547 transition count 1373
Ensure Unique test removed 163 transitions
Reduce isomorphic transitions removed 163 transitions.
Iterating post reduction 8 with 163 rules applied. Total rules applied 2439 place count 547 transition count 1210
Discarding 167 places :
Symmetric choice reduction at 9 with 167 rule applications. Total rules 2606 place count 380 transition count 762
Deduced a syphon composed of 217 places in 0 ms
Iterating global reduction 9 with 167 rules applied. Total rules applied 2773 place count 380 transition count 762
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 9 with 19 rules applied. Total rules applied 2792 place count 380 transition count 743
Discarding 31 places :
Symmetric choice reduction at 10 with 31 rule applications. Total rules 2823 place count 349 transition count 680
Deduced a syphon composed of 186 places in 0 ms
Iterating global reduction 10 with 31 rules applied. Total rules applied 2854 place count 349 transition count 680
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -50
Deduced a syphon composed of 189 places in 0 ms
Iterating global reduction 10 with 3 rules applied. Total rules applied 2857 place count 349 transition count 730
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 2860 place count 346 transition count 702
Deduced a syphon composed of 186 places in 0 ms
Iterating global reduction 10 with 3 rules applied. Total rules applied 2863 place count 346 transition count 702
Deduced a syphon composed of 186 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 63 transitions
Redundant transition composition rules discarded 63 transitions
Iterating global reduction 10 with 63 rules applied. Total rules applied 2926 place count 346 transition count 639
Discarding 5 places :
Symmetric choice reduction at 10 with 5 rule applications. Total rules 2931 place count 341 transition count 634
Deduced a syphon composed of 181 places in 1 ms
Iterating global reduction 10 with 5 rules applied. Total rules applied 2936 place count 341 transition count 634
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -80
Deduced a syphon composed of 185 places in 0 ms
Iterating global reduction 10 with 4 rules applied. Total rules applied 2940 place count 341 transition count 714
Discarding 4 places :
Symmetric choice reduction at 10 with 4 rule applications. Total rules 2944 place count 337 transition count 694
Deduced a syphon composed of 181 places in 0 ms
Iterating global reduction 10 with 4 rules applied. Total rules applied 2948 place count 337 transition count 694
Deduced a syphon composed of 181 places in 1 ms
Applied a total of 2948 rules in 599 ms. Remains 337 /2077 variables (removed 1740) and now considering 694/2664 (removed 1970) transitions.
[2024-05-21 07:40:25] [INFO ] Redundant transitions in 6 ms returned []
Running 693 sub problems to find dead transitions.
[2024-05-21 07:40:25] [INFO ] Flow matrix only has 618 transitions (discarded 76 similar events)
// Phase 1: matrix 618 rows 337 cols
[2024-05-21 07:40:25] [INFO ] Computed 0 invariants in 3 ms
[2024-05-21 07:40:25] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/336 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 693 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD127 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD153 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD160 is UNSAT
Problem TDEAD161 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD170 is UNSAT
Problem TDEAD172 is UNSAT
Problem TDEAD173 is UNSAT
Problem TDEAD174 is UNSAT
Problem TDEAD175 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD178 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD181 is UNSAT
Problem TDEAD183 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD185 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD195 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD203 is UNSAT
Problem TDEAD204 is UNSAT
Problem TDEAD205 is UNSAT
Problem TDEAD206 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD215 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD218 is UNSAT
Problem TDEAD219 is UNSAT
Problem TDEAD225 is UNSAT
Problem TDEAD229 is UNSAT
Problem TDEAD231 is UNSAT
Problem TDEAD233 is UNSAT
Problem TDEAD235 is UNSAT
Problem TDEAD236 is UNSAT
Problem TDEAD240 is UNSAT
Problem TDEAD242 is UNSAT
Problem TDEAD244 is UNSAT
Problem TDEAD246 is UNSAT
Problem TDEAD247 is UNSAT
Problem TDEAD251 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD254 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD258 is UNSAT
Problem TDEAD259 is UNSAT
Problem TDEAD263 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD272 is UNSAT
Problem TDEAD273 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD278 is UNSAT
Problem TDEAD281 is UNSAT
Problem TDEAD282 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD293 is UNSAT
Problem TDEAD304 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD333 is UNSAT
Problem TDEAD334 is UNSAT
Problem TDEAD335 is UNSAT
Problem TDEAD337 is UNSAT
Problem TDEAD338 is UNSAT
Problem TDEAD339 is UNSAT
Problem TDEAD340 is UNSAT
Problem TDEAD342 is UNSAT
Problem TDEAD343 is UNSAT
Problem TDEAD344 is UNSAT
Problem TDEAD345 is UNSAT
Problem TDEAD353 is UNSAT
Problem TDEAD354 is UNSAT
Problem TDEAD355 is UNSAT
Problem TDEAD356 is UNSAT
Problem TDEAD358 is UNSAT
Problem TDEAD359 is UNSAT
Problem TDEAD360 is UNSAT
Problem TDEAD361 is UNSAT
Problem TDEAD369 is UNSAT
Problem TDEAD370 is UNSAT
Problem TDEAD371 is UNSAT
Problem TDEAD373 is UNSAT
Problem TDEAD374 is UNSAT
Problem TDEAD375 is UNSAT
Problem TDEAD376 is UNSAT
Problem TDEAD386 is UNSAT
Problem TDEAD387 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD389 is UNSAT
Problem TDEAD391 is UNSAT
Problem TDEAD392 is UNSAT
Problem TDEAD393 is UNSAT
Problem TDEAD394 is UNSAT
Problem TDEAD401 is UNSAT
Problem TDEAD403 is UNSAT
Problem TDEAD404 is UNSAT
Problem TDEAD405 is UNSAT
Problem TDEAD406 is UNSAT
Problem TDEAD407 is UNSAT
Problem TDEAD409 is UNSAT
Problem TDEAD410 is UNSAT
Problem TDEAD413 is UNSAT
Problem TDEAD414 is UNSAT
Problem TDEAD424 is UNSAT
Problem TDEAD425 is UNSAT
Problem TDEAD428 is UNSAT
Problem TDEAD429 is UNSAT
Problem TDEAD432 is UNSAT
Problem TDEAD433 is UNSAT
Problem TDEAD434 is UNSAT
Problem TDEAD435 is UNSAT
Problem TDEAD438 is UNSAT
Problem TDEAD439 is UNSAT
Problem TDEAD442 is UNSAT
Problem TDEAD443 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD445 is UNSAT
Problem TDEAD446 is UNSAT
Problem TDEAD447 is UNSAT
Problem TDEAD448 is UNSAT
Problem TDEAD449 is UNSAT
Problem TDEAD450 is UNSAT
Problem TDEAD455 is UNSAT
Problem TDEAD456 is UNSAT
Problem TDEAD459 is UNSAT
Problem TDEAD460 is UNSAT
Problem TDEAD463 is UNSAT
Problem TDEAD464 is UNSAT
Problem TDEAD465 is UNSAT
Problem TDEAD466 is UNSAT
Problem TDEAD469 is UNSAT
Problem TDEAD470 is UNSAT
Problem TDEAD473 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD475 is UNSAT
Problem TDEAD476 is UNSAT
Problem TDEAD477 is UNSAT
Problem TDEAD478 is UNSAT
Problem TDEAD479 is UNSAT
Problem TDEAD480 is UNSAT
Problem TDEAD481 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD487 is UNSAT
Problem TDEAD492 is UNSAT
Problem TDEAD493 is UNSAT
Problem TDEAD496 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD498 is UNSAT
Problem TDEAD499 is UNSAT
Problem TDEAD502 is UNSAT
Problem TDEAD503 is UNSAT
Problem TDEAD506 is UNSAT
Problem TDEAD507 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD509 is UNSAT
Problem TDEAD510 is UNSAT
Problem TDEAD511 is UNSAT
Problem TDEAD512 is UNSAT
Problem TDEAD513 is UNSAT
Problem TDEAD514 is UNSAT
Problem TDEAD526 is UNSAT
Problem TDEAD527 is UNSAT
Problem TDEAD530 is UNSAT
Problem TDEAD531 is UNSAT
Problem TDEAD534 is UNSAT
Problem TDEAD535 is UNSAT
Problem TDEAD536 is UNSAT
Problem TDEAD537 is UNSAT
Problem TDEAD540 is UNSAT
Problem TDEAD541 is UNSAT
Problem TDEAD544 is UNSAT
Problem TDEAD545 is UNSAT
Problem TDEAD546 is UNSAT
Problem TDEAD547 is UNSAT
Problem TDEAD548 is UNSAT
Problem TDEAD549 is UNSAT
Problem TDEAD550 is UNSAT
Problem TDEAD551 is UNSAT
Problem TDEAD552 is UNSAT
Problem TDEAD553 is UNSAT
Problem TDEAD554 is UNSAT
Problem TDEAD555 is UNSAT
Problem TDEAD556 is UNSAT
Problem TDEAD559 is UNSAT
Problem TDEAD560 is UNSAT
Problem TDEAD561 is UNSAT
Problem TDEAD562 is UNSAT
Problem TDEAD563 is UNSAT
Problem TDEAD564 is UNSAT
Problem TDEAD565 is UNSAT
Problem TDEAD566 is UNSAT
Problem TDEAD567 is UNSAT
Problem TDEAD568 is UNSAT
Problem TDEAD594 is UNSAT
Problem TDEAD595 is UNSAT
Problem TDEAD596 is UNSAT
Problem TDEAD597 is UNSAT
Problem TDEAD598 is UNSAT
Problem TDEAD609 is UNSAT
Problem TDEAD610 is UNSAT
Problem TDEAD611 is UNSAT
Problem TDEAD612 is UNSAT
Problem TDEAD613 is UNSAT
Problem TDEAD619 is UNSAT
Problem TDEAD620 is UNSAT
Problem TDEAD621 is UNSAT
Problem TDEAD622 is UNSAT
Problem TDEAD623 is UNSAT
Problem TDEAD634 is UNSAT
Problem TDEAD635 is UNSAT
Problem TDEAD636 is UNSAT
Problem TDEAD637 is UNSAT
Problem TDEAD638 is UNSAT
Problem TDEAD644 is UNSAT
Problem TDEAD645 is UNSAT
Problem TDEAD646 is UNSAT
Problem TDEAD647 is UNSAT
Problem TDEAD648 is UNSAT
Problem TDEAD659 is UNSAT
Problem TDEAD660 is UNSAT
Problem TDEAD661 is UNSAT
Problem TDEAD662 is UNSAT
Problem TDEAD663 is UNSAT
Problem TDEAD669 is UNSAT
Problem TDEAD670 is UNSAT
Problem TDEAD671 is UNSAT
Problem TDEAD672 is UNSAT
Problem TDEAD673 is UNSAT
Problem TDEAD684 is UNSAT
Problem TDEAD685 is UNSAT
Problem TDEAD686 is UNSAT
Problem TDEAD687 is UNSAT
Problem TDEAD688 is UNSAT
At refinement iteration 1 (OVERLAPS) 617/953 variables, 336/336 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/953 variables, 2/338 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/953 variables, 0/338 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 4 (OVERLAPS) 1/954 variables, 1/339 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/954 variables, 0/339 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 6 (OVERLAPS) 1/955 variables, 1/340 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/955 variables, 0/340 constraints. Problems are: Problem set: 334 solved, 359 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 955/955 variables, and 340 constraints, problems are : Problem set: 334 solved, 359 unsolved in 30026 ms.
Refiners :[State Equation: 337/337 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 693/693 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 334 solved, 359 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 0/0 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 1 (OVERLAPS) 613/768 variables, 155/155 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/768 variables, 2/157 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/768 variables, 359/516 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/768 variables, 0/516 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 5 (OVERLAPS) 186/954 variables, 182/698 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/954 variables, 0/698 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 7 (OVERLAPS) 1/955 variables, 1/699 constraints. Problems are: Problem set: 334 solved, 359 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/955 variables, 0/699 constraints. Problems are: Problem set: 334 solved, 359 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 955/955 variables, and 699 constraints, problems are : Problem set: 334 solved, 359 unsolved in 30017 ms.
Refiners :[State Equation: 337/337 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 359/693 constraints, Known Traps: 0/0 constraints]
After SMT, in 60413ms problems are : Problem set: 334 solved, 359 unsolved
Search for dead transitions found 334 dead transitions in 60421ms
Found 334 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 334 transitions
Dead transitions reduction (with SMT) removed 334 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 337/2077 places, 360/2664 transitions.
Graph (complete) has 560 edges and 337 vertex of which 156 are kept as prefixes of interest. Removing 181 places using SCC suffix rule.1 ms
Discarding 181 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 7 ms. Remains 156 /337 variables (removed 181) and now considering 360/360 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 156/2077 places, 360/2664 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 61044 ms. Remains : 156/2077 places, 360/2664 transitions.
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 88 ms. Remains 2077 /2077 variables (removed 0) and now considering 2664/2664 (removed 0) transitions.
// Phase 1: matrix 2664 rows 2077 cols
[2024-05-21 07:41:26] [INFO ] Computed 5 invariants in 18 ms
[2024-05-21 07:41:26] [INFO ] Implicit Places using invariants in 343 ms returned []
[2024-05-21 07:41:26] [INFO ] Invariant cache hit.
[2024-05-21 07:41:28] [INFO ] Implicit Places using invariants and state equation in 1461 ms returned []
Implicit Place search using SMT with State Equation took 1806 ms to find 0 implicit places.
Running 2663 sub problems to find dead transitions.
[2024-05-21 07:41:28] [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 30038 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 60852ms problems are : Problem set: 0 solved, 2663 unsolved
Search for dead transitions found 0 dead transitions in 60875ms
Finished structural reductions in LTL mode , in 1 iterations and 62779 ms. Remains : 2077/2077 places, 2664/2664 transitions.
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-09 finished in 275106 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 1 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 138 ms. Remains 158 /2132 variables (removed 1974) and now considering 365/2729 (removed 2364) transitions.
[2024-05-21 07:42:29] [INFO ] Flow matrix only has 288 transitions (discarded 77 similar events)
// Phase 1: matrix 288 rows 158 cols
[2024-05-21 07:42:29] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 07:42:29] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-21 07:42:29] [INFO ] Flow matrix only has 288 transitions (discarded 77 similar events)
[2024-05-21 07:42:29] [INFO ] Invariant cache hit.
[2024-05-21 07:42:29] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 07:42:29] [INFO ] Implicit Places using invariants and state equation in 147 ms returned [14, 84, 119]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 204 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 9 ms. Remains 152 /155 variables (removed 3) and now considering 362/365 (removed 3) transitions.
[2024-05-21 07:42:29] [INFO ] Flow matrix only has 285 transitions (discarded 77 similar events)
// Phase 1: matrix 285 rows 152 cols
[2024-05-21 07:42:29] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 07:42:29] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-21 07:42:29] [INFO ] Flow matrix only has 285 transitions (discarded 77 similar events)
[2024-05-21 07:42:29] [INFO ] Invariant cache hit.
[2024-05-21 07:42:29] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 07:42:29] [INFO ] Implicit Places using invariants and state equation in 133 ms returned []
Implicit Place search using SMT with State Equation took 192 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 544 ms. Remains : 152/2132 places, 362/2729 transitions.
Stuttering acceptance computed with spot in 100 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 1 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-10 finished in 668 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 735 ms. Remains 2073 /2132 variables (removed 59) and now considering 2660/2729 (removed 69) transitions.
// Phase 1: matrix 2660 rows 2073 cols
[2024-05-21 07:42:30] [INFO ] Computed 5 invariants in 20 ms
[2024-05-21 07:42:30] [INFO ] Implicit Places using invariants in 312 ms returned []
[2024-05-21 07:42:30] [INFO ] Invariant cache hit.
[2024-05-21 07:42:32] [INFO ] Implicit Places using invariants and state equation in 1308 ms returned []
Implicit Place search using SMT with State Equation took 1621 ms to find 0 implicit places.
Running 2659 sub problems to find dead transitions.
[2024-05-21 07:42:32] [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 30037 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
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 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30044 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 60821ms problems are : Problem set: 0 solved, 2659 unsolved
Search for dead transitions found 0 dead transitions in 60844ms
Starting structural reductions in LTL mode, iteration 1 : 2073/2132 places, 2660/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63210 ms. Remains : 2073/2132 places, 2660/2729 transitions.
Stuttering acceptance computed with spot in 72 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 477 ms.
Product exploration explored 100000 steps with 50000 reset in 474 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.7 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 64294 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 652 ms. Remains 2087 /2132 variables (removed 45) and now considering 2677/2729 (removed 52) transitions.
// Phase 1: matrix 2677 rows 2087 cols
[2024-05-21 07:43:34] [INFO ] Computed 5 invariants in 18 ms
[2024-05-21 07:43:35] [INFO ] Implicit Places using invariants in 309 ms returned []
[2024-05-21 07:43:35] [INFO ] Invariant cache hit.
[2024-05-21 07:43:36] [INFO ] Implicit Places using invariants and state equation in 1472 ms returned []
Implicit Place search using SMT with State Equation took 1782 ms to find 0 implicit places.
Running 2676 sub problems to find dead transitions.
[2024-05-21 07:43:36] [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 30042 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 "Error writing to Z3 solver: java.io.IOException: Broken pipe")
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 30038 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 60833ms problems are : Problem set: 0 solved, 2676 unsolved
Search for dead transitions found 0 dead transitions in 60856ms
Starting structural reductions in LTL mode, iteration 1 : 2087/2132 places, 2677/2729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63308 ms. Remains : 2087/2132 places, 2677/2729 transitions.
Stuttering acceptance computed with spot in 256 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 63593 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)))))'
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)))))'
Found a Lengthening insensitive property : CloudReconfiguration-PT-401-LTLCardinality-09
Stuttering acceptance computed with spot in 170 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Support contains 4 out of 2132 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2132/2132 places, 2729/2729 transitions.
Graph (trivial) has 2606 edges and 2132 vertex of which 982 / 2132 are part of one of the 87 SCC in 3 ms
Free SCC test removed 895 places
Ensure Unique test removed 1047 transitions
Reduce isomorphic transitions removed 1047 transitions.
Graph (complete) has 1910 edges and 1237 vertex of which 1226 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 674 transitions
Trivial Post-agglo rules discarded 674 transitions
Performed 674 trivial Post agglomeration. Transition count delta: 674
Iterating post reduction 0 with 674 rules applied. Total rules applied 676 place count 1225 transition count 1001
Reduce places removed 674 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 705 rules applied. Total rules applied 1381 place count 551 transition count 970
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 1396 place count 536 transition count 970
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 64 Pre rules applied. Total rules applied 1396 place count 536 transition count 906
Deduced a syphon composed of 64 places in 0 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 3 with 128 rules applied. Total rules applied 1524 place count 472 transition count 906
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 1546 place count 450 transition count 872
Iterating global reduction 3 with 22 rules applied. Total rules applied 1568 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 3 with 2 rules applied. Total rules applied 1570 place count 450 transition count 870
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 1572 place count 448 transition count 870
Discarding 15 places :
Symmetric choice reduction at 5 with 15 rule applications. Total rules 1587 place count 433 transition count 849
Iterating global reduction 5 with 15 rules applied. Total rules applied 1602 place count 433 transition count 849
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 5 with 8 rules applied. Total rules applied 1610 place count 433 transition count 841
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1613 place count 430 transition count 835
Iterating global reduction 6 with 3 rules applied. Total rules applied 1616 place count 430 transition count 835
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1619 place count 427 transition count 829
Iterating global reduction 6 with 3 rules applied. Total rules applied 1622 place count 427 transition count 829
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1625 place count 424 transition count 823
Iterating global reduction 6 with 3 rules applied. Total rules applied 1628 place count 424 transition count 823
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1631 place count 421 transition count 817
Iterating global reduction 6 with 3 rules applied. Total rules applied 1634 place count 421 transition count 817
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1637 place count 418 transition count 811
Iterating global reduction 6 with 3 rules applied. Total rules applied 1640 place count 418 transition count 811
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1643 place count 415 transition count 805
Iterating global reduction 6 with 3 rules applied. Total rules applied 1646 place count 415 transition count 805
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1648 place count 413 transition count 801
Iterating global reduction 6 with 2 rules applied. Total rules applied 1650 place count 413 transition count 801
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1651 place count 412 transition count 794
Iterating global reduction 6 with 1 rules applied. Total rules applied 1652 place count 412 transition count 794
Performed 199 Post agglomeration using F-continuation condition with reduction of 121 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 2050 place count 213 transition count 474
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 6 with 16 rules applied. Total rules applied 2066 place count 213 transition count 458
Discarding 6 places :
Symmetric choice reduction at 7 with 6 rule applications. Total rules 2072 place count 207 transition count 447
Iterating global reduction 7 with 6 rules applied. Total rules applied 2078 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 7 with 28 rules applied. Total rules applied 2106 place count 193 transition count 431
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 2120 place count 193 transition count 417
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 2121 place count 192 transition count 413
Iterating global reduction 8 with 1 rules applied. Total rules applied 2122 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 8 with 2 rules applied. Total rules applied 2124 place count 191 transition count 412
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 2172 place count 167 transition count 459
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 8 with 23 rules applied. Total rules applied 2195 place count 167 transition count 436
Discarding 11 places :
Symmetric choice reduction at 9 with 11 rule applications. Total rules 2206 place count 156 transition count 414
Iterating global reduction 9 with 11 rules applied. Total rules applied 2217 place count 156 transition count 414
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 9 with 7 rules applied. Total rules applied 2224 place count 156 transition count 407
Partial Post-agglomeration rule applied 3 times.
Drop transitions (Partial Post agglomeration) removed 3 transitions
Iterating global reduction 10 with 3 rules applied. Total rules applied 2227 place count 156 transition count 407
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 2228 place count 156 transition count 406
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 2229 place count 155 transition count 405
Applied a total of 2229 rules in 126 ms. Remains 155 /2132 variables (removed 1977) and now considering 405/2729 (removed 2324) transitions.
[2024-05-21 07:44:38] [INFO ] Flow matrix only has 329 transitions (discarded 76 similar events)
// Phase 1: matrix 329 rows 155 cols
[2024-05-21 07:44:38] [INFO ] Computed 0 invariants in 2 ms
[2024-05-21 07:44:38] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-21 07:44:38] [INFO ] Flow matrix only has 329 transitions (discarded 76 similar events)
[2024-05-21 07:44:38] [INFO ] Invariant cache hit.
[2024-05-21 07:44:38] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-21 07:44:38] [INFO ] Implicit Places using invariants and state equation in 136 ms returned [10, 78, 114]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 196 ms to find 3 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 152/2132 places, 405/2729 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 403
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 402
Applied a total of 3 rules in 9 ms. Remains 149 /152 variables (removed 3) and now considering 402/405 (removed 3) transitions.
[2024-05-21 07:44:38] [INFO ] Flow matrix only has 326 transitions (discarded 76 similar events)
// Phase 1: matrix 326 rows 149 cols
[2024-05-21 07:44:38] [INFO ] Computed 0 invariants in 0 ms
[2024-05-21 07:44:38] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-05-21 07:44:38] [INFO ] Flow matrix only has 326 transitions (discarded 76 similar events)
[2024-05-21 07:44:38] [INFO ] Invariant cache hit.
[2024-05-21 07:44:38] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-21 07:44:38] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 149/2132 places, 402/2729 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 493 ms. Remains : 149/2132 places, 402/2729 transitions.
Running random walk in product with property : CloudReconfiguration-PT-401-LTLCardinality-09
Stuttering criterion allowed to conclude after 5049 steps with 357 reset in 10 ms.
Treatment of property CloudReconfiguration-PT-401-LTLCardinality-09 finished in 784 ms.
FORMULA CloudReconfiguration-PT-401-LTLCardinality-09 FALSE TECHNIQUES LENGTHENING_INSENSITIVE
[2024-05-21 07:44:38] [INFO ] Flatten gal took : 68 ms
[2024-05-21 07:44:38] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-21 07:44:38] [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 808331 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running CloudReconfiguration-PT-401

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/410/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 2132
TRANSITIONS: 2729
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.028s, Sys 0.010s]


SAVING FILE /home/mcc/execution/410/model (.net / .def) ...
EXPORT TIME: [User 0.008s, Sys 0.000s]


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

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

Process ID: 1467
MODEL NAME: /home/mcc/execution/410/model
2132 places, 2729 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA CloudReconfiguration-PT-401-LTLCardinality-01 CANNOT_COMPUTE
FORMULA CloudReconfiguration-PT-401-LTLCardinality-09 CANNOT_COMPUTE
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716278020530

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

MEDDLY ERROR: Insufficient memory

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-401"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is 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 r091-tall-171624187400275"
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 ;