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-171624187200180.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-309, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r091-tall-171624187200180
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K 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 3.7K Apr 22 14:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K Apr 11 19:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Apr 11 19:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 19:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K Apr 11 19:42 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 660K 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-309-LTLFireability-00
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-01
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-02
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-03
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-04
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-05
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-06
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-07
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-08
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-09
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-10
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-11
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-12
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-13
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-14
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716264784095

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-309
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 04:13:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-21 04:13:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 04:13:05] [INFO ] Load time of PNML (sax parser for PT used): 162 ms
[2024-05-21 04:13:05] [INFO ] Transformed 2585 places.
[2024-05-21 04:13:05] [INFO ] Transformed 3095 transitions.
[2024-05-21 04:13:05] [INFO ] Found NUPN structural information;
[2024-05-21 04:13:05] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 278 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA CloudReconfiguration-PT-309-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 39 out of 2585 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Discarding 515 places :
Symmetric choice reduction at 0 with 515 rule applications. Total rules 515 place count 2070 transition count 2580
Iterating global reduction 0 with 515 rules applied. Total rules applied 1030 place count 2070 transition count 2580
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 0 with 28 rules applied. Total rules applied 1058 place count 2070 transition count 2552
Discarding 236 places :
Symmetric choice reduction at 1 with 236 rule applications. Total rules 1294 place count 1834 transition count 2316
Iterating global reduction 1 with 236 rules applied. Total rules applied 1530 place count 1834 transition count 2316
Discarding 89 places :
Symmetric choice reduction at 1 with 89 rule applications. Total rules 1619 place count 1745 transition count 2227
Iterating global reduction 1 with 89 rules applied. Total rules applied 1708 place count 1745 transition count 2227
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 1725 place count 1745 transition count 2210
Discarding 48 places :
Symmetric choice reduction at 2 with 48 rule applications. Total rules 1773 place count 1697 transition count 2162
Iterating global reduction 2 with 48 rules applied. Total rules applied 1821 place count 1697 transition count 2162
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1830 place count 1697 transition count 2153
Discarding 37 places :
Symmetric choice reduction at 3 with 37 rule applications. Total rules 1867 place count 1660 transition count 2113
Iterating global reduction 3 with 37 rules applied. Total rules applied 1904 place count 1660 transition count 2113
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 1930 place count 1634 transition count 2087
Iterating global reduction 3 with 26 rules applied. Total rules applied 1956 place count 1634 transition count 2087
Discarding 25 places :
Symmetric choice reduction at 3 with 25 rule applications. Total rules 1981 place count 1609 transition count 2062
Iterating global reduction 3 with 25 rules applied. Total rules applied 2006 place count 1609 transition count 2062
Discarding 25 places :
Symmetric choice reduction at 3 with 25 rule applications. Total rules 2031 place count 1584 transition count 2037
Iterating global reduction 3 with 25 rules applied. Total rules applied 2056 place count 1584 transition count 2037
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 2078 place count 1562 transition count 2001
Iterating global reduction 3 with 22 rules applied. Total rules applied 2100 place count 1562 transition count 2001
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 2108 place count 1554 transition count 1988
Iterating global reduction 3 with 8 rules applied. Total rules applied 2116 place count 1554 transition count 1988
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 2124 place count 1546 transition count 1978
Iterating global reduction 3 with 8 rules applied. Total rules applied 2132 place count 1546 transition count 1978
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 2135 place count 1546 transition count 1975
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2137 place count 1544 transition count 1973
Iterating global reduction 4 with 2 rules applied. Total rules applied 2139 place count 1544 transition count 1973
Applied a total of 2139 rules in 2176 ms. Remains 1544 /2585 variables (removed 1041) and now considering 1973/3095 (removed 1122) transitions.
// Phase 1: matrix 1973 rows 1544 cols
[2024-05-21 04:13:08] [INFO ] Computed 4 invariants in 48 ms
[2024-05-21 04:13:08] [INFO ] Implicit Places using invariants in 428 ms returned []
[2024-05-21 04:13:08] [INFO ] Invariant cache hit.
[2024-05-21 04:13:09] [INFO ] Implicit Places using invariants and state equation in 965 ms returned []
Implicit Place search using SMT with State Equation took 1423 ms to find 0 implicit places.
Running 1972 sub problems to find dead transitions.
[2024-05-21 04:13:09] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1543 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1972 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1543/3517 variables, and 4 constraints, problems are : Problem set: 0 solved, 1972 unsolved in 30104 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1544 constraints, PredecessorRefiner: 1972/1972 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1972 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1543 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1972 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1543/3517 variables, and 4 constraints, problems are : Problem set: 0 solved, 1972 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1544 constraints, PredecessorRefiner: 0/1972 constraints, Known Traps: 0/0 constraints]
After SMT, in 60888ms problems are : Problem set: 0 solved, 1972 unsolved
Search for dead transitions found 0 dead transitions in 60936ms
Starting structural reductions in LTL mode, iteration 1 : 1544/2585 places, 1973/3095 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64568 ms. Remains : 1544/2585 places, 1973/3095 transitions.
Support contains 39 out of 1544 places after structural reductions.
[2024-05-21 04:14:10] [INFO ] Flatten gal took : 139 ms
[2024-05-21 04:14:10] [INFO ] Flatten gal took : 73 ms
[2024-05-21 04:14:10] [INFO ] Input system was already deterministic with 1973 transitions.
Support contains 38 out of 1544 places (down from 39) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 38 to 37
RANDOM walk for 40000 steps (281 resets) in 1738 ms. (23 steps per ms) remains 24/37 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (9 resets) in 36 ms. (108 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (8 resets) in 28 ms. (138 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (9 resets) in 30 ms. (129 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (10 resets) in 29 ms. (133 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 10 ms. (363 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4001 steps (8 resets) in 23 ms. (166 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (8 resets) in 22 ms. (174 steps per ms) remains 24/24 properties
[2024-05-21 04:14:11] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 1507/1533 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1533 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (OVERLAPS) 1963/3496 variables, 1533/1537 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3496 variables, 0/1537 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (OVERLAPS) 2/3498 variables, 1/1538 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3498 variables, 0/1538 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 2/3500 variables, 1/1539 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3500 variables, 0/1539 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 9 (OVERLAPS) 2/3502 variables, 1/1540 constraints. Problems are: Problem set: 0 solved, 24 unsolved
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(s746 0.0)
(s747 0.0)
(s748 0.0)
(s749 0.0)
(s750 0.0)
(s751 0.0)
(s752 0.0)
(s753 0.0)
(s754 0.0)
(s755 0.0)
(s756 0.0)
(s757 0.0)
(s758 0.0)
(s759 0.0)
(s760 0.0)
(s761 0.0)
(s762 0.0)
(s763 0.0)
(s764 timeout
0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3502/3517 variables, and 1540 constraints, problems are : Problem set: 0 solved, 24 unsolved in 5021 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1536/1544 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 1507/1533 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1533 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (OVERLAPS) 1963/3496 variables, 1533/1537 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3496 variables, 24/1561 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3496 variables, 0/1561 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (OVERLAPS) 2/3498 variables, 1/1562 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3498 variables, 0/1562 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 2/3500 variables, 1/1563 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3500/3517 variables, and 1563 constraints, problems are : Problem set: 0 solved, 24 unsolved in 5017 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1535/1544 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints]
After SMT, in 10067ms problems are : Problem set: 0 solved, 24 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 26 out of 1544 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Graph (trivial) has 1823 edges and 1544 vertex of which 647 / 1544 are part of one of the 61 SCC in 13 ms
Free SCC test removed 586 places
Drop transitions (Empty/Sink Transition effects.) removed 737 transitions
Reduce isomorphic transitions removed 737 transitions.
Graph (complete) has 1410 edges and 958 vertex of which 949 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.4 ms
Discarding 9 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 494 transitions
Trivial Post-agglo rules discarded 494 transitions
Performed 494 trivial Post agglomeration. Transition count delta: 494
Iterating post reduction 0 with 499 rules applied. Total rules applied 501 place count 949 transition count 733
Reduce places removed 494 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 1 with 549 rules applied. Total rules applied 1050 place count 455 transition count 678
Reduce places removed 36 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
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 2 with 40 rules applied. Total rules applied 1090 place count 419 transition count 674
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
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 6 rules applied. Total rules applied 1096 place count 417 transition count 670
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
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 6 rules applied. Total rules applied 1102 place count 415 transition count 666
Reduce places removed 2 places and 0 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Iterating post reduction 5 with 15 rules applied. Total rules applied 1117 place count 413 transition count 653
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 14 rules applied. Total rules applied 1131 place count 400 transition count 652
Performed 54 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 54 Pre rules applied. Total rules applied 1131 place count 400 transition count 598
Deduced a syphon composed of 54 places in 0 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 7 with 108 rules applied. Total rules applied 1239 place count 346 transition count 598
Discarding 8 places :
Symmetric choice reduction at 7 with 8 rule applications. Total rules 1247 place count 338 transition count 587
Iterating global reduction 7 with 8 rules applied. Total rules applied 1255 place count 338 transition count 587
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 7 with 3 rules applied. Total rules applied 1258 place count 338 transition count 584
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 1261 place count 335 transition count 584
Discarding 5 places :
Symmetric choice reduction at 9 with 5 rule applications. Total rules 1266 place count 330 transition count 579
Iterating global reduction 9 with 5 rules applied. Total rules applied 1271 place count 330 transition count 579
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 9 with 5 rules applied. Total rules applied 1276 place count 330 transition count 574
Performed 155 Post agglomeration using F-continuation condition with reduction of 96 identical transitions.
Deduced a syphon composed of 155 places in 0 ms
Reduce places removed 155 places and 0 transitions.
Iterating global reduction 10 with 310 rules applied. Total rules applied 1586 place count 175 transition count 323
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 10 with 19 rules applied. Total rules applied 1605 place count 175 transition count 304
Discarding 4 places :
Symmetric choice reduction at 11 with 4 rule applications. Total rules 1609 place count 171 transition count 300
Iterating global reduction 11 with 4 rules applied. Total rules applied 1613 place count 171 transition count 300
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1614 place count 170 transition count 299
Iterating global reduction 11 with 1 rules applied. Total rules applied 1615 place count 170 transition count 299
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 1616 place count 170 transition count 298
Performed 12 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 12 with 24 rules applied. Total rules applied 1640 place count 158 transition count 283
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 12 with 12 rules applied. Total rules applied 1652 place count 158 transition count 271
Performed 34 Post agglomeration using F-continuation condition with reduction of 10 identical transitions.
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 13 with 68 rules applied. Total rules applied 1720 place count 124 transition count 308
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 13 with 27 rules applied. Total rules applied 1747 place count 124 transition count 281
Discarding 16 places :
Symmetric choice reduction at 14 with 16 rule applications. Total rules 1763 place count 108 transition count 249
Iterating global reduction 14 with 16 rules applied. Total rules applied 1779 place count 108 transition count 249
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 14 with 9 rules applied. Total rules applied 1788 place count 108 transition count 240
Discarding 3 places :
Symmetric choice reduction at 15 with 3 rule applications. Total rules 1791 place count 105 transition count 234
Iterating global reduction 15 with 3 rules applied. Total rules applied 1794 place count 105 transition count 234
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 2 rules applied. Total rules applied 1796 place count 105 transition count 232
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 1817 place count 105 transition count 211
Discarding 1 places :
Symmetric choice reduction at 16 with 1 rule applications. Total rules 1818 place count 104 transition count 210
Iterating global reduction 16 with 1 rules applied. Total rules applied 1819 place count 104 transition count 210
Free-agglomeration rule applied 3 times.
Iterating global reduction 16 with 3 rules applied. Total rules applied 1822 place count 104 transition count 207
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 16 with 3 rules applied. Total rules applied 1825 place count 101 transition count 207
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 1826 place count 101 transition count 206
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 17 with 6 rules applied. Total rules applied 1832 place count 101 transition count 206
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 17 with 2 rules applied. Total rules applied 1834 place count 101 transition count 206
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 1835 place count 100 transition count 205
Applied a total of 1835 rules in 243 ms. Remains 100 /1544 variables (removed 1444) and now considering 205/1973 (removed 1768) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 244 ms. Remains : 100/1544 places, 205/1973 transitions.
RANDOM walk for 40000 steps (3711 resets) in 666 ms. (59 steps per ms) remains 3/24 properties
BEST_FIRST walk for 40003 steps (777 resets) in 143 ms. (277 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (756 resets) in 102 ms. (388 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (794 resets) in 73 ms. (540 steps per ms) remains 3/3 properties
[2024-05-21 04:14:22] [INFO ] Flow matrix only has 197 transitions (discarded 8 similar events)
// Phase 1: matrix 197 rows 100 cols
[2024-05-21 04:14:22] [INFO ] Computed 3 invariants in 1 ms
[2024-05-21 04:14:22] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 28/34 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 76/110 variables, 34/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 113/223 variables, 16/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/223 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/223 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 66/289 variables, 42/96 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/289 variables, 2/98 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/289 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 7/296 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/296 variables, 7/107 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/296 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp26 is UNSAT
At refinement iteration 14 (OVERLAPS) 1/297 variables, 1/108 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/297 variables, 0/108 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/297 variables, 0/108 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 297/297 variables, and 108 constraints, problems are : Problem set: 2 solved, 1 unsolved in 241 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 100/100 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 28/30 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/93 variables, 30/31 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/93 variables, 0/31 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 107/200 variables, 10/41 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/200 variables, 1/45 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/200 variables, 0/45 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 76/276 variables, 45/90 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/276 variables, 2/92 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/276 variables, 0/92 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 7/283 variables, 2/94 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 7/101 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/283 variables, 0/101 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 8/291 variables, 5/106 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/291 variables, 0/106 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 5/296 variables, 2/108 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/296 variables, 0/108 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/297 variables, 1/109 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/297 variables, 0/109 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/297 variables, 0/109 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 297/297 variables, and 109 constraints, problems are : Problem set: 2 solved, 1 unsolved in 135 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 100/100 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 385ms problems are : Problem set: 2 solved, 1 unsolved
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 205/205 transitions.
Graph (trivial) has 73 edges and 100 vertex of which 12 / 100 are part of one of the 6 SCC in 0 ms
Free SCC test removed 6 places
Drop transitions (Empty/Sink Transition effects.) removed 14 transitions
Reduce isomorphic transitions removed 14 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 0 with 15 rules applied. Total rules applied 16 place count 94 transition count 176
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 1 with 22 rules applied. Total rules applied 38 place count 79 transition count 169
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 6 rules applied. Total rules applied 44 place count 76 transition count 166
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 45 place count 75 transition count 166
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 4 Pre rules applied. Total rules applied 45 place count 75 transition count 162
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 53 place count 71 transition count 162
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 56 place count 68 transition count 159
Iterating global reduction 4 with 3 rules applied. Total rules applied 59 place count 68 transition count 159
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 60 place count 68 transition count 158
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 60 place count 68 transition count 157
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 62 place count 67 transition count 157
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 63 place count 66 transition count 155
Iterating global reduction 5 with 1 rules applied. Total rules applied 64 place count 66 transition count 155
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 65 place count 66 transition count 154
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 6 with 16 rules applied. Total rules applied 81 place count 58 transition count 146
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 84 place count 58 transition count 143
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 86 place count 56 transition count 139
Iterating global reduction 7 with 2 rules applied. Total rules applied 88 place count 56 transition count 139
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 89 place count 56 transition count 138
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 91 place count 55 transition count 137
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 92 place count 55 transition count 136
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 93 place count 54 transition count 134
Iterating global reduction 9 with 1 rules applied. Total rules applied 94 place count 54 transition count 134
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 95 place count 54 transition count 133
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 10 with 4 rules applied. Total rules applied 99 place count 52 transition count 132
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 10 with 9 rules applied. Total rules applied 108 place count 52 transition count 123
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 111 place count 49 transition count 120
Iterating global reduction 11 with 3 rules applied. Total rules applied 114 place count 49 transition count 120
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 11 with 3 rules applied. Total rules applied 117 place count 49 transition count 117
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 119 place count 48 transition count 116
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 120 place count 48 transition count 115
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 13 with 15 rules applied. Total rules applied 135 place count 48 transition count 100
Discarding 3 places :
Symmetric choice reduction at 13 with 3 rule applications. Total rules 138 place count 45 transition count 93
Iterating global reduction 13 with 3 rules applied. Total rules applied 141 place count 45 transition count 93
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 142 place count 45 transition count 92
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 144 place count 43 transition count 90
Iterating global reduction 14 with 2 rules applied. Total rules applied 146 place count 43 transition count 90
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 14 with 3 rules applied. Total rules applied 149 place count 43 transition count 87
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 150 place count 43 transition count 86
Free-agglomeration rule applied 3 times.
Iterating global reduction 15 with 3 rules applied. Total rules applied 153 place count 43 transition count 83
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 5 rules applied. Total rules applied 158 place count 40 transition count 81
Applied a total of 158 rules in 51 ms. Remains 40 /100 variables (removed 60) and now considering 81/205 (removed 124) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 ms. Remains : 40/100 places, 81/205 transitions.
RANDOM walk for 4886 steps (80 resets) in 18 ms. (257 steps per ms) remains 0/1 properties
FORMULA CloudReconfiguration-PT-309-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA CloudReconfiguration-PT-309-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2151 edges and 1544 vertex of which 1535 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.25 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)))'
Support contains 1 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 1528 transition count 1957
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 1528 transition count 1957
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 33 place count 1528 transition count 1956
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 41 place count 1520 transition count 1947
Iterating global reduction 1 with 8 rules applied. Total rules applied 49 place count 1520 transition count 1947
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 50 place count 1520 transition count 1946
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 53 place count 1517 transition count 1943
Iterating global reduction 2 with 3 rules applied. Total rules applied 56 place count 1517 transition count 1943
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 59 place count 1514 transition count 1938
Iterating global reduction 2 with 3 rules applied. Total rules applied 62 place count 1514 transition count 1938
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 64 place count 1512 transition count 1936
Iterating global reduction 2 with 2 rules applied. Total rules applied 66 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 1511 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 1510 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1509 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1509 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1508 transition count 1931
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1508 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 1507 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1507 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 77 place count 1506 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 78 place count 1506 transition count 1928
Applied a total of 78 rules in 788 ms. Remains 1506 /1544 variables (removed 38) and now considering 1928/1973 (removed 45) transitions.
// Phase 1: matrix 1928 rows 1506 cols
[2024-05-21 04:14:24] [INFO ] Computed 4 invariants in 12 ms
[2024-05-21 04:14:24] [INFO ] Implicit Places using invariants in 293 ms returned []
[2024-05-21 04:14:24] [INFO ] Invariant cache hit.
[2024-05-21 04:14:25] [INFO ] Implicit Places using invariants and state equation in 938 ms returned []
Implicit Place search using SMT with State Equation took 1245 ms to find 0 implicit places.
Running 1927 sub problems to find dead transitions.
[2024-05-21 04:14:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1927/1927 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1927 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1927 constraints, Known Traps: 0/0 constraints]
After SMT, in 60675ms problems are : Problem set: 0 solved, 1927 unsolved
Search for dead transitions found 0 dead transitions in 60694ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1544 places, 1928/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62732 ms. Remains : 1506/1544 places, 1928/1973 transitions.
Stuttering acceptance computed with spot in 203 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-00 finished in 62996 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&&(G(p0) U G((p1||(p0 U p2)))))))'
Support contains 3 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 1528 transition count 1957
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 1528 transition count 1957
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 33 place count 1528 transition count 1956
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 41 place count 1520 transition count 1947
Iterating global reduction 1 with 8 rules applied. Total rules applied 49 place count 1520 transition count 1947
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 50 place count 1520 transition count 1946
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 53 place count 1517 transition count 1943
Iterating global reduction 2 with 3 rules applied. Total rules applied 56 place count 1517 transition count 1943
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 59 place count 1514 transition count 1938
Iterating global reduction 2 with 3 rules applied. Total rules applied 62 place count 1514 transition count 1938
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 64 place count 1512 transition count 1936
Iterating global reduction 2 with 2 rules applied. Total rules applied 66 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 1511 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 1510 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1509 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1509 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1508 transition count 1931
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1508 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 1507 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1507 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 77 place count 1506 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 78 place count 1506 transition count 1928
Applied a total of 78 rules in 593 ms. Remains 1506 /1544 variables (removed 38) and now considering 1928/1973 (removed 45) transitions.
[2024-05-21 04:15:27] [INFO ] Invariant cache hit.
[2024-05-21 04:15:27] [INFO ] Implicit Places using invariants in 212 ms returned []
[2024-05-21 04:15:27] [INFO ] Invariant cache hit.
[2024-05-21 04:15:28] [INFO ] Implicit Places using invariants and state equation in 901 ms returned []
Implicit Place search using SMT with State Equation took 1116 ms to find 0 implicit places.
Running 1927 sub problems to find dead transitions.
[2024-05-21 04:15:28] [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) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1927/1927 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1927 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1927 constraints, Known Traps: 0/0 constraints]
After SMT, in 60540ms problems are : Problem set: 0 solved, 1927 unsolved
Search for dead transitions found 0 dead transitions in 60560ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1544 places, 1928/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62279 ms. Remains : 1506/1544 places, 1928/1973 transitions.
Stuttering acceptance computed with spot in 320 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (AND (NOT p0) p1 (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-02 finished in 62637 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0&&F((p1 U (G(p1)||(p1&&G(p0)))))) U !p1))'
Support contains 2 out of 1544 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Graph (trivial) has 1881 edges and 1544 vertex of which 697 / 1544 are part of one of the 63 SCC in 6 ms
Free SCC test removed 634 places
Ensure Unique test removed 737 transitions
Reduce isomorphic transitions removed 737 transitions.
Graph (complete) has 1409 edges and 910 vertex of which 901 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.4 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 493 transitions
Trivial Post-agglo rules discarded 493 transitions
Performed 493 trivial Post agglomeration. Transition count delta: 493
Iterating post reduction 0 with 493 rules applied. Total rules applied 495 place count 900 transition count 737
Reduce places removed 493 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 518 rules applied. Total rules applied 1013 place count 407 transition count 712
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 1026 place count 395 transition count 711
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1027 place count 394 transition count 711
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1027 place count 394 transition count 665
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1119 place count 348 transition count 665
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1135 place count 332 transition count 639
Iterating global reduction 4 with 16 rules applied. Total rules applied 1151 place count 332 transition count 639
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 4 with 3 rules applied. Total rules applied 1154 place count 332 transition count 636
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1157 place count 329 transition count 636
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 1165 place count 321 transition count 625
Iterating global reduction 6 with 8 rules applied. Total rules applied 1173 place count 321 transition count 625
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 1178 place count 321 transition count 620
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1180 place count 319 transition count 616
Iterating global reduction 7 with 2 rules applied. Total rules applied 1182 place count 319 transition count 616
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1183 place count 318 transition count 614
Iterating global reduction 7 with 1 rules applied. Total rules applied 1184 place count 318 transition count 614
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1185 place count 317 transition count 612
Iterating global reduction 7 with 1 rules applied. Total rules applied 1186 place count 317 transition count 612
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1187 place count 316 transition count 610
Iterating global reduction 7 with 1 rules applied. Total rules applied 1188 place count 316 transition count 610
Performed 146 Post agglomeration using F-continuation condition with reduction of 80 identical transitions.
Deduced a syphon composed of 146 places in 1 ms
Reduce places removed 146 places and 0 transitions.
Iterating global reduction 7 with 292 rules applied. Total rules applied 1480 place count 170 transition count 384
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 7 with 16 rules applied. Total rules applied 1496 place count 170 transition count 368
Discarding 6 places :
Symmetric choice reduction at 8 with 6 rule applications. Total rules 1502 place count 164 transition count 360
Iterating global reduction 8 with 6 rules applied. Total rules applied 1508 place count 164 transition count 360
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1510 place count 162 transition count 357
Iterating global reduction 8 with 2 rules applied. Total rules applied 1512 place count 162 transition count 357
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1513 place count 162 transition count 356
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1514 place count 161 transition count 354
Iterating global reduction 9 with 1 rules applied. Total rules applied 1515 place count 161 transition count 354
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1516 place count 160 transition count 352
Iterating global reduction 9 with 1 rules applied. Total rules applied 1517 place count 160 transition count 352
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 9 with 26 rules applied. Total rules applied 1543 place count 147 transition count 336
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 9 with 14 rules applied. Total rules applied 1557 place count 147 transition count 322
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1558 place count 146 transition count 320
Iterating global reduction 10 with 1 rules applied. Total rules applied 1559 place count 146 transition count 320
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 10 with 36 rules applied. Total rules applied 1595 place count 128 transition count 360
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 10 with 25 rules applied. Total rules applied 1620 place count 128 transition count 335
Discarding 10 places :
Symmetric choice reduction at 11 with 10 rule applications. Total rules 1630 place count 118 transition count 312
Iterating global reduction 11 with 10 rules applied. Total rules applied 1640 place count 118 transition count 312
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 1646 place count 118 transition count 306
Drop transitions (Redundant composition of simpler transitions.) removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 12 with 37 rules applied. Total rules applied 1683 place count 118 transition count 269
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 1684 place count 117 transition count 268
Applied a total of 1684 rules in 169 ms. Remains 117 /1544 variables (removed 1427) and now considering 268/1973 (removed 1705) transitions.
[2024-05-21 04:16:29] [INFO ] Flow matrix only has 212 transitions (discarded 56 similar events)
// Phase 1: matrix 212 rows 117 cols
[2024-05-21 04:16:29] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 04:16:29] [INFO ] Implicit Places using invariants in 101 ms returned []
[2024-05-21 04:16:29] [INFO ] Flow matrix only has 212 transitions (discarded 56 similar events)
[2024-05-21 04:16:29] [INFO ] Invariant cache hit.
[2024-05-21 04:16:29] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 04:16:29] [INFO ] Implicit Places using invariants and state equation in 121 ms returned [46, 79]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 224 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 115/1544 places, 268/1973 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 113 transition count 266
Applied a total of 1 rules in 14 ms. Remains 113 /115 variables (removed 2) and now considering 266/268 (removed 2) transitions.
[2024-05-21 04:16:29] [INFO ] Flow matrix only has 210 transitions (discarded 56 similar events)
// Phase 1: matrix 210 rows 113 cols
[2024-05-21 04:16:29] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 04:16:29] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-05-21 04:16:29] [INFO ] Flow matrix only has 210 transitions (discarded 56 similar events)
[2024-05-21 04:16:29] [INFO ] Invariant cache hit.
[2024-05-21 04:16:29] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 04:16:29] [INFO ] Implicit Places using invariants and state equation in 118 ms returned []
Implicit Place search using SMT with State Equation took 170 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 113/1544 places, 266/1973 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 578 ms. Remains : 113/1544 places, 266/1973 transitions.
Stuttering acceptance computed with spot in 132 ms :[p1, true, (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-03 finished in 734 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||F(p1))))'
Support contains 2 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1529 transition count 1958
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1529 transition count 1958
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 31 place count 1529 transition count 1957
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 38 place count 1522 transition count 1949
Iterating global reduction 1 with 7 rules applied. Total rules applied 45 place count 1522 transition count 1949
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 46 place count 1522 transition count 1948
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 48 place count 1520 transition count 1946
Iterating global reduction 2 with 2 rules applied. Total rules applied 50 place count 1520 transition count 1946
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 52 place count 1518 transition count 1943
Iterating global reduction 2 with 2 rules applied. Total rules applied 54 place count 1518 transition count 1943
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 56 place count 1516 transition count 1941
Iterating global reduction 2 with 2 rules applied. Total rules applied 58 place count 1516 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 59 place count 1515 transition count 1940
Iterating global reduction 2 with 1 rules applied. Total rules applied 60 place count 1515 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 61 place count 1514 transition count 1939
Iterating global reduction 2 with 1 rules applied. Total rules applied 62 place count 1514 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 63 place count 1513 transition count 1938
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 1513 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 65 place count 1512 transition count 1936
Iterating global reduction 2 with 1 rules applied. Total rules applied 66 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 1511 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 1511 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 1510 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 1510 transition count 1933
Applied a total of 70 rules in 585 ms. Remains 1510 /1544 variables (removed 34) and now considering 1933/1973 (removed 40) transitions.
// Phase 1: matrix 1933 rows 1510 cols
[2024-05-21 04:16:30] [INFO ] Computed 4 invariants in 9 ms
[2024-05-21 04:16:30] [INFO ] Implicit Places using invariants in 219 ms returned []
[2024-05-21 04:16:30] [INFO ] Invariant cache hit.
[2024-05-21 04:16:31] [INFO ] Implicit Places using invariants and state equation in 991 ms returned []
Implicit Place search using SMT with State Equation took 1211 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2024-05-21 04:16:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1509/3443 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1510 constraints, PredecessorRefiner: 1932/1932 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1932 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 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 1509/3443 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1510 constraints, PredecessorRefiner: 0/1932 constraints, Known Traps: 0/0 constraints]
After SMT, in 60522ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60542ms
Starting structural reductions in LTL mode, iteration 1 : 1510/1544 places, 1933/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62346 ms. Remains : 1510/1544 places, 1933/1973 transitions.
Stuttering acceptance computed with spot in 113 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-04
Product exploration explored 100000 steps with 700 reset in 233 ms.
Product exploration explored 100000 steps with 707 reset in 189 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2110 edges and 1510 vertex of which 1501 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.7 ms
Computed a total of 27 stabilizing places and 29 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 118 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 153 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
RANDOM walk for 40000 steps (283 resets) in 415 ms. (96 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (74 resets) in 151 ms. (263 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (79 resets) in 123 ms. (322 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (72 resets) in 83 ms. (476 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (82 resets) in 156 ms. (254 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (83 resets) in 61 ms. (645 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (76 resets) in 56 ms. (701 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 302111 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :0 out of 6
Probabilistic random walk after 302111 steps, saw 74372 distinct states, run finished after 3004 ms. (steps per millisecond=100 ) properties seen :0
[2024-05-21 04:17:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 820/822 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/822 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 677/1499 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1499 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 1923/3422 variables, 1499/1503 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3422 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 2/3424 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3424 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 2/3426 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3426 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 2/3428 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3428 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 2/3430 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3430 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (OVERLAPS) 2/3432 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3432 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (OVERLAPS) 2/3434 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3434 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 19 (OVERLAPS) 2/3436 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3436 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 21 (OVERLAPS) 2/3438 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3438 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 23 (OVERLAPS) 2/3440 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3440 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 25 (OVERLAPS) 2/3442 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3442 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 27 (OVERLAPS) 1/3443 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3443 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
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(s418 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3443/3443 variables, and 1514 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5008 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1510/1510 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 820/822 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/822 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 677/1499 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1499 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 1923/3422 variables, 1499/1503 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3422 variables, 6/1509 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3422 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 2/3424 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3424 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 2/3426 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3426 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 2/3428 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3428 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 2/3430 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3430 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 2/3432 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3432 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 18 (OVERLAPS) 2/3434 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3434 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 20 (OVERLAPS) 2/3436 variables, 1/1516 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3436 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 22 (OVERLAPS) 2/3438 variables, 1/1517 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3438 variables, 0/1517 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 24 (OVERLAPS) 2/3440 variables, 1/1518 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/3440 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 26 (OVERLAPS) 2/3442 variables, 1/1519 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3442 variables, 0/1519 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 28 (OVERLAPS) 1/3443 variables, 1/1520 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/3443 variables, 0/1520 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 30 (OVERLAPS) 0/3443 variables, 0/1520 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3443/3443 variables, and 1520 constraints, problems are : Problem set: 0 solved, 6 unsolved in 4640 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1510/1510 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 9662ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 4 different solutions.
Finished Parikh walk after 384 steps, including 1 resets, run visited all 3 properties in 4 ms. (steps per millisecond=96 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 6 properties in 269 ms.
Knowledge obtained : [(AND (NOT p1) p0), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT p0)), (F p1), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 9 factoid took 257 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 180 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 254 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 2 out of 1510 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1510/1510 places, 1933/1933 transitions.
Graph (trivial) has 1842 edges and 1510 vertex of which 693 / 1510 are part of one of the 63 SCC in 2 ms
Free SCC test removed 630 places
Ensure Unique test removed 732 transitions
Reduce isomorphic transitions removed 732 transitions.
Graph (complete) has 1372 edges and 880 vertex of which 871 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 472 transitions
Trivial Post-agglo rules discarded 472 transitions
Performed 472 trivial Post agglomeration. Transition count delta: 472
Iterating post reduction 0 with 472 rules applied. Total rules applied 474 place count 870 transition count 723
Reduce places removed 472 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 496 rules applied. Total rules applied 970 place count 398 transition count 699
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 982 place count 386 transition count 699
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 47 Pre rules applied. Total rules applied 982 place count 386 transition count 652
Deduced a syphon composed of 47 places in 0 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 3 with 94 rules applied. Total rules applied 1076 place count 339 transition count 652
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 1092 place count 323 transition count 626
Iterating global reduction 3 with 16 rules applied. Total rules applied 1108 place count 323 transition count 626
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 3 rules applied. Total rules applied 1111 place count 323 transition count 623
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1114 place count 320 transition count 623
Discarding 10 places :
Symmetric choice reduction at 5 with 10 rule applications. Total rules 1124 place count 310 transition count 609
Iterating global reduction 5 with 10 rules applied. Total rules applied 1134 place count 310 transition count 609
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1140 place count 310 transition count 603
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1142 place count 308 transition count 599
Iterating global reduction 6 with 2 rules applied. Total rules applied 1144 place count 308 transition count 599
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1146 place count 306 transition count 595
Iterating global reduction 6 with 2 rules applied. Total rules applied 1148 place count 306 transition count 595
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1150 place count 304 transition count 591
Iterating global reduction 6 with 2 rules applied. Total rules applied 1152 place count 304 transition count 591
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1154 place count 302 transition count 587
Iterating global reduction 6 with 2 rules applied. Total rules applied 1156 place count 302 transition count 587
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1158 place count 300 transition count 583
Iterating global reduction 6 with 2 rules applied. Total rules applied 1160 place count 300 transition count 583
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1162 place count 298 transition count 569
Iterating global reduction 6 with 2 rules applied. Total rules applied 1164 place count 298 transition count 569
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 6 with 1 rules applied. Total rules applied 1165 place count 298 transition count 568
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1166 place count 297 transition count 568
Performed 138 Post agglomeration using F-continuation condition with reduction of 78 identical transitions.
Deduced a syphon composed of 138 places in 0 ms
Reduce places removed 138 places and 0 transitions.
Iterating global reduction 8 with 276 rules applied. Total rules applied 1442 place count 159 transition count 352
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 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 8 with 12 rules applied. Total rules applied 1454 place count 159 transition count 340
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1456 place count 158 transition count 339
Discarding 4 places :
Symmetric choice reduction at 10 with 4 rule applications. Total rules 1460 place count 154 transition count 334
Iterating global reduction 10 with 4 rules applied. Total rules applied 1464 place count 154 transition count 334
Performed 12 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 10 with 24 rules applied. Total rules applied 1488 place count 142 transition count 319
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 10 with 12 rules applied. Total rules applied 1500 place count 142 transition count 307
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 11 with 32 rules applied. Total rules applied 1532 place count 126 transition count 341
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 11 with 16 rules applied. Total rules applied 1548 place count 126 transition count 325
Discarding 8 places :
Symmetric choice reduction at 12 with 8 rule applications. Total rules 1556 place count 118 transition count 309
Iterating global reduction 12 with 8 rules applied. Total rules applied 1564 place count 118 transition count 309
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 1570 place count 118 transition count 303
Drop transitions (Redundant composition of simpler transitions.) removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 13 with 37 rules applied. Total rules applied 1607 place count 118 transition count 266
Discarding 1 places :
Symmetric choice reduction at 13 with 1 rule applications. Total rules 1608 place count 117 transition count 265
Iterating global reduction 13 with 1 rules applied. Total rules applied 1609 place count 117 transition count 265
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 1610 place count 117 transition count 265
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 1 rules applied. Total rules applied 1611 place count 116 transition count 264
Applied a total of 1611 rules in 86 ms. Remains 116 /1510 variables (removed 1394) and now considering 264/1933 (removed 1669) transitions.
[2024-05-21 04:17:47] [INFO ] Flow matrix only has 207 transitions (discarded 57 similar events)
// Phase 1: matrix 207 rows 116 cols
[2024-05-21 04:17:47] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 04:17:47] [INFO ] Implicit Places using invariants in 111 ms returned []
[2024-05-21 04:17:47] [INFO ] Flow matrix only has 207 transitions (discarded 57 similar events)
[2024-05-21 04:17:47] [INFO ] Invariant cache hit.
[2024-05-21 04:17:47] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 04:17:47] [INFO ] Implicit Places using invariants and state equation in 114 ms returned [43, 76]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 227 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 114/1510 places, 264/1933 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 112 transition count 262
Applied a total of 1 rules in 15 ms. Remains 112 /114 variables (removed 2) and now considering 262/264 (removed 2) transitions.
[2024-05-21 04:17:47] [INFO ] Flow matrix only has 205 transitions (discarded 57 similar events)
// Phase 1: matrix 205 rows 112 cols
[2024-05-21 04:17:47] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 04:17:47] [INFO ] Implicit Places using invariants in 219 ms returned []
[2024-05-21 04:17:47] [INFO ] Flow matrix only has 205 transitions (discarded 57 similar events)
[2024-05-21 04:17:47] [INFO ] Invariant cache hit.
[2024-05-21 04:17:47] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 04:17:47] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 310 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 112/1510 places, 262/1933 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 639 ms. Remains : 112/1510 places, 262/1933 transitions.
Computed a total of 3 stabilizing places and 24 stable transitions
Computed a total of 3 stabilizing places and 24 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 134 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 165 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
RANDOM walk for 40000 steps (4252 resets) in 442 ms. (90 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40003 steps (716 resets) in 19 ms. (2000 steps per ms) remains 1/1 properties
[2024-05-21 04:17:48] [INFO ] Flow matrix only has 205 transitions (discarded 57 similar events)
[2024-05-21 04:17:48] [INFO ] Invariant cache hit.
[2024-05-21 04:17:48] [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) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/16 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 123/139 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/139 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 169/308 variables, 92/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/308 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/308 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 8/316 variables, 8/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/316 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/316 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/317 variables, and 114 constraints, problems are : Problem set: 0 solved, 1 unsolved in 76 ms.
Refiners :[State Equation: 112/112 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) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 10/16 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 123/139 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/139 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 169/308 variables, 92/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/308 variables, 2/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/308 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 8/316 variables, 8/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/316 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/316 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 316/317 variables, and 115 constraints, problems are : Problem set: 0 solved, 1 unsolved in 84 ms.
Refiners :[State Equation: 112/112 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 166ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 10 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=10 )
Parikh walk visited 1 properties in 3 ms.
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT p0)), (F p1), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 13 factoid took 318 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 172 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering criterion allowed to conclude after 3208 steps with 285 reset in 17 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-04 finished in 79471 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)||G((p1&&(p2||X(G(p3)))))))'
Support contains 4 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1531 transition count 1960
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1531 transition count 1960
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 27 place count 1531 transition count 1959
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 33 place count 1525 transition count 1952
Iterating global reduction 1 with 6 rules applied. Total rules applied 39 place count 1525 transition count 1952
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 42 place count 1522 transition count 1949
Iterating global reduction 1 with 3 rules applied. Total rules applied 45 place count 1522 transition count 1949
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 48 place count 1519 transition count 1944
Iterating global reduction 1 with 3 rules applied. Total rules applied 51 place count 1519 transition count 1944
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 53 place count 1517 transition count 1942
Iterating global reduction 1 with 2 rules applied. Total rules applied 55 place count 1517 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 56 place count 1516 transition count 1941
Iterating global reduction 1 with 1 rules applied. Total rules applied 57 place count 1516 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 58 place count 1515 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 59 place count 1515 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1514 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1514 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1513 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1513 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1512 transition count 1935
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1512 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1511 transition count 1934
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1511 transition count 1934
Applied a total of 67 rules in 603 ms. Remains 1511 /1544 variables (removed 33) and now considering 1934/1973 (removed 39) transitions.
// Phase 1: matrix 1934 rows 1511 cols
[2024-05-21 04:17:49] [INFO ] Computed 4 invariants in 15 ms
[2024-05-21 04:17:50] [INFO ] Implicit Places using invariants in 240 ms returned []
[2024-05-21 04:17:50] [INFO ] Invariant cache hit.
[2024-05-21 04:17:51] [INFO ] Implicit Places using invariants and state equation in 920 ms returned []
Implicit Place search using SMT with State Equation took 1161 ms to find 0 implicit places.
Running 1933 sub problems to find dead transitions.
[2024-05-21 04:17:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1510 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1933 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1510/3445 variables, and 4 constraints, problems are : Problem set: 0 solved, 1933 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1511 constraints, PredecessorRefiner: 1933/1933 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1933 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1510 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1933 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 1510/3445 variables, and 4 constraints, problems are : Problem set: 0 solved, 1933 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1511 constraints, PredecessorRefiner: 0/1933 constraints, Known Traps: 0/0 constraints]
After SMT, in 60592ms problems are : Problem set: 0 solved, 1933 unsolved
Search for dead transitions found 0 dead transitions in 60614ms
Starting structural reductions in LTL mode, iteration 1 : 1511/1544 places, 1934/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62382 ms. Remains : 1511/1544 places, 1934/1973 transitions.
Stuttering acceptance computed with spot in 259 ms :[true, (NOT p0), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (OR (NOT p3) (NOT p1)), (OR (NOT p1) (AND (NOT p2) (NOT p3)))]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-05
Product exploration explored 100000 steps with 50000 reset in 430 ms.
Product exploration explored 100000 steps with 50000 reset in 495 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2111 edges and 1511 vertex of which 1502 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 ms
Computed a total of 27 stabilizing places and 29 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2) (NOT p3)), (X p0), (X (NOT p2)), (X (NOT p3)), (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p3))))), (X (NOT (AND p1 (NOT p0) p3))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 p2 (NOT p0)))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p3)))), (X (X (OR (NOT p1) (NOT p3)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 17 factoid took 16 ms. Reduced automaton from 7 states, 15 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-309-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-309-LTLFireability-05 finished in 63615 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))||(G(p2)&&p1))))'
Support contains 3 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1529 transition count 1958
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1529 transition count 1958
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 31 place count 1529 transition count 1957
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 39 place count 1521 transition count 1948
Iterating global reduction 1 with 8 rules applied. Total rules applied 47 place count 1521 transition count 1948
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 48 place count 1521 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 51 place count 1518 transition count 1944
Iterating global reduction 2 with 3 rules applied. Total rules applied 54 place count 1518 transition count 1944
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 57 place count 1515 transition count 1939
Iterating global reduction 2 with 3 rules applied. Total rules applied 60 place count 1515 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 62 place count 1513 transition count 1937
Iterating global reduction 2 with 2 rules applied. Total rules applied 64 place count 1513 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 65 place count 1512 transition count 1936
Iterating global reduction 2 with 1 rules applied. Total rules applied 66 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 1511 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 1510 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1509 transition count 1932
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1509 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1508 transition count 1930
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1508 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 1507 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1507 transition count 1929
Applied a total of 76 rules in 575 ms. Remains 1507 /1544 variables (removed 37) and now considering 1929/1973 (removed 44) transitions.
// Phase 1: matrix 1929 rows 1507 cols
[2024-05-21 04:18:53] [INFO ] Computed 4 invariants in 17 ms
[2024-05-21 04:18:53] [INFO ] Implicit Places using invariants in 224 ms returned []
[2024-05-21 04:18:53] [INFO ] Invariant cache hit.
[2024-05-21 04:18:54] [INFO ] Implicit Places using invariants and state equation in 889 ms returned []
Implicit Place search using SMT with State Equation took 1115 ms to find 0 implicit places.
Running 1928 sub problems to find dead transitions.
[2024-05-21 04:18:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1928 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1506/3436 variables, and 4 constraints, problems are : Problem set: 0 solved, 1928 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 1928/1928 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1928 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1928 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 1506/3436 variables, and 4 constraints, problems are : Problem set: 0 solved, 1928 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 0/1928 constraints, Known Traps: 0/0 constraints]
After SMT, in 60511ms problems are : Problem set: 0 solved, 1928 unsolved
Search for dead transitions found 0 dead transitions in 60528ms
Starting structural reductions in LTL mode, iteration 1 : 1507/1544 places, 1929/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62226 ms. Remains : 1507/1544 places, 1929/1973 transitions.
Stuttering acceptance computed with spot in 193 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-06
Product exploration explored 100000 steps with 699 reset in 134 ms.
Product exploration explored 100000 steps with 704 reset in 130 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2106 edges and 1507 vertex of which 1498 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 ms
Computed a total of 27 stabilizing places and 29 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (OR (NOT p1) (NOT p2))), (X (NOT (AND p1 p2))), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X p0), (X (NOT p1)), (X (X p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 10 factoid took 118 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (286 resets) in 65 ms. (606 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (76 resets) in 22 ms. (1739 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 432594 steps, run timeout after 3001 ms. (steps per millisecond=144 ) properties seen :0 out of 1
Probabilistic random walk after 432594 steps, saw 106117 distinct states, run finished after 3001 ms. (steps per millisecond=144 ) properties seen :0
[2024-05-21 04:19:58] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 416/417 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/417 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1079/1496 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1496 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1919/3415 variables, 1496/1500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3415 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/3417 variables, 1/1501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3417 variables, 0/1501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/3419 variables, 1/1502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3419 variables, 0/1502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/3421 variables, 1/1503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3421 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/3423 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3423 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/3425 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3425 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/3427 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3427 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/3429 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3429 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 2/3431 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3431 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 2/3433 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3433 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 2/3435 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3435 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1/3436 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3436 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/3436 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3436/3436 variables, and 1511 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1211 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1507/1507 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 416/417 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/417 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1079/1496 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1496 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1919/3415 variables, 1496/1500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3415 variables, 1/1501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3415 variables, 0/1501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2/3417 variables, 1/1502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3417 variables, 0/1502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/3419 variables, 1/1503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3419 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/3421 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3421 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/3423 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3423 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/3425 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3425 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/3427 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3427 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 2/3429 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3429 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 2/3431 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3431 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 2/3433 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/3433 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 2/3435 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3435 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 1/3436 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/3436 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/3436 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3436/3436 variables, and 1512 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1259 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1507/1507 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 2485ms 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 2 ms.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (OR (NOT p1) (NOT p2))), (X (NOT (AND p1 p2))), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X p0), (X (NOT p1)), (X (X p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 10 factoid took 150 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 1507 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1507/1507 places, 1929/1929 transitions.
Graph (trivial) has 1835 edges and 1507 vertex of which 687 / 1507 are part of one of the 63 SCC in 3 ms
Free SCC test removed 624 places
Ensure Unique test removed 724 transitions
Reduce isomorphic transitions removed 724 transitions.
Graph (complete) has 1376 edges and 883 vertex of which 874 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 471 transitions
Trivial Post-agglo rules discarded 471 transitions
Performed 471 trivial Post agglomeration. Transition count delta: 471
Iterating post reduction 0 with 471 rules applied. Total rules applied 473 place count 873 transition count 728
Reduce places removed 471 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 495 rules applied. Total rules applied 968 place count 402 transition count 704
Reduce places removed 12 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 14 rules applied. Total rules applied 982 place count 390 transition count 702
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 984 place count 388 transition count 702
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 48 Pre rules applied. Total rules applied 984 place count 388 transition count 654
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 4 with 96 rules applied. Total rules applied 1080 place count 340 transition count 654
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1096 place count 324 transition count 628
Iterating global reduction 4 with 16 rules applied. Total rules applied 1112 place count 324 transition count 628
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 4 with 3 rules applied. Total rules applied 1115 place count 324 transition count 625
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1118 place count 321 transition count 625
Discarding 9 places :
Symmetric choice reduction at 6 with 9 rule applications. Total rules 1127 place count 312 transition count 613
Iterating global reduction 6 with 9 rules applied. Total rules applied 1136 place count 312 transition count 613
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1142 place count 312 transition count 607
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1144 place count 310 transition count 603
Iterating global reduction 7 with 2 rules applied. Total rules applied 1146 place count 310 transition count 603
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1148 place count 308 transition count 599
Iterating global reduction 7 with 2 rules applied. Total rules applied 1150 place count 308 transition count 599
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1152 place count 306 transition count 595
Iterating global reduction 7 with 2 rules applied. Total rules applied 1154 place count 306 transition count 595
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1156 place count 304 transition count 591
Iterating global reduction 7 with 2 rules applied. Total rules applied 1158 place count 304 transition count 591
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1159 place count 303 transition count 589
Iterating global reduction 7 with 1 rules applied. Total rules applied 1160 place count 303 transition count 589
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1161 place count 302 transition count 582
Iterating global reduction 7 with 1 rules applied. Total rules applied 1162 place count 302 transition count 582
Performed 138 Post agglomeration using F-continuation condition with reduction of 77 identical transitions.
Deduced a syphon composed of 138 places in 0 ms
Reduce places removed 138 places and 0 transitions.
Iterating global reduction 7 with 276 rules applied. Total rules applied 1438 place count 164 transition count 367
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 1451 place count 164 transition count 354
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1455 place count 160 transition count 349
Iterating global reduction 8 with 4 rules applied. Total rules applied 1459 place count 160 transition count 349
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 8 with 26 rules applied. Total rules applied 1485 place count 147 transition count 333
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 1499 place count 147 transition count 319
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -36
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 9 with 36 rules applied. Total rules applied 1535 place count 129 transition count 355
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 9 with 19 rules applied. Total rules applied 1554 place count 129 transition count 336
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1563 place count 120 transition count 318
Iterating global reduction 10 with 9 rules applied. Total rules applied 1572 place count 120 transition count 318
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1578 place count 120 transition count 312
Drop transitions (Redundant composition of simpler transitions.) removed 39 transitions
Redundant transition composition rules discarded 39 transitions
Iterating global reduction 11 with 39 rules applied. Total rules applied 1617 place count 120 transition count 273
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 11 with 2 rules applied. Total rules applied 1619 place count 120 transition count 273
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 1620 place count 120 transition count 272
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1621 place count 119 transition count 271
Applied a total of 1621 rules in 75 ms. Remains 119 /1507 variables (removed 1388) and now considering 271/1929 (removed 1658) transitions.
[2024-05-21 04:20:01] [INFO ] Flow matrix only has 215 transitions (discarded 56 similar events)
// Phase 1: matrix 215 rows 119 cols
[2024-05-21 04:20:01] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 04:20:01] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-05-21 04:20:01] [INFO ] Flow matrix only has 215 transitions (discarded 56 similar events)
[2024-05-21 04:20:01] [INFO ] Invariant cache hit.
[2024-05-21 04:20:01] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 04:20:01] [INFO ] Implicit Places using invariants and state equation in 101 ms returned [44, 79]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 144 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 117/1507 places, 271/1929 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 115 transition count 269
Applied a total of 1 rules in 7 ms. Remains 115 /117 variables (removed 2) and now considering 269/271 (removed 2) transitions.
[2024-05-21 04:20:01] [INFO ] Flow matrix only has 213 transitions (discarded 56 similar events)
// Phase 1: matrix 213 rows 115 cols
[2024-05-21 04:20:01] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 04:20:02] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-05-21 04:20:02] [INFO ] Flow matrix only has 213 transitions (discarded 56 similar events)
[2024-05-21 04:20:02] [INFO ] Invariant cache hit.
[2024-05-21 04:20:02] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 04:20:02] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 115/1507 places, 269/1929 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 348 ms. Remains : 115/1507 places, 269/1929 transitions.
Computed a total of 3 stabilizing places and 25 stable transitions
Computed a total of 3 stabilizing places and 25 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 62 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 7485 steps (764 resets) in 19 ms. (374 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 96 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Stuttering criterion allowed to conclude after 17886 steps with 1526 reset in 28 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-06 finished in 69635 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(G(p0))||F((p1&&F(p2))))))'
Support contains 3 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1529 transition count 1958
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1529 transition count 1958
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 31 place count 1529 transition count 1957
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 39 place count 1521 transition count 1948
Iterating global reduction 1 with 8 rules applied. Total rules applied 47 place count 1521 transition count 1948
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 48 place count 1521 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 51 place count 1518 transition count 1944
Iterating global reduction 2 with 3 rules applied. Total rules applied 54 place count 1518 transition count 1944
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 57 place count 1515 transition count 1939
Iterating global reduction 2 with 3 rules applied. Total rules applied 60 place count 1515 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 62 place count 1513 transition count 1937
Iterating global reduction 2 with 2 rules applied. Total rules applied 64 place count 1513 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 65 place count 1512 transition count 1936
Iterating global reduction 2 with 1 rules applied. Total rules applied 66 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 1511 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 1510 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1509 transition count 1932
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1509 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1508 transition count 1930
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1508 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 1507 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1507 transition count 1929
Applied a total of 76 rules in 547 ms. Remains 1507 /1544 variables (removed 37) and now considering 1929/1973 (removed 44) transitions.
// Phase 1: matrix 1929 rows 1507 cols
[2024-05-21 04:20:03] [INFO ] Computed 4 invariants in 13 ms
[2024-05-21 04:20:03] [INFO ] Implicit Places using invariants in 216 ms returned []
[2024-05-21 04:20:03] [INFO ] Invariant cache hit.
[2024-05-21 04:20:04] [INFO ] Implicit Places using invariants and state equation in 912 ms returned []
Implicit Place search using SMT with State Equation took 1130 ms to find 0 implicit places.
Running 1928 sub problems to find dead transitions.
[2024-05-21 04:20:04] [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) 0/1506 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1928 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1506/3436 variables, and 4 constraints, problems are : Problem set: 0 solved, 1928 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 1928/1928 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1928 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1928 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1506/3436 variables, and 4 constraints, problems are : Problem set: 0 solved, 1928 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 0/1928 constraints, Known Traps: 0/0 constraints]
After SMT, in 60511ms problems are : Problem set: 0 solved, 1928 unsolved
Search for dead transitions found 0 dead transitions in 60528ms
Starting structural reductions in LTL mode, iteration 1 : 1507/1544 places, 1929/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62212 ms. Remains : 1507/1544 places, 1929/1973 transitions.
Stuttering acceptance computed with spot in 249 ms :[(NOT p2), (OR (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p2) (NOT p0)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-07
Stuttering criterion allowed to conclude after 191 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-07 finished in 62487 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||G(p1)))))'
Support contains 2 out of 1544 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Graph (trivial) has 1880 edges and 1544 vertex of which 692 / 1544 are part of one of the 63 SCC in 1 ms
Free SCC test removed 629 places
Ensure Unique test removed 731 transitions
Reduce isomorphic transitions removed 731 transitions.
Graph (complete) has 1415 edges and 915 vertex of which 906 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 499 transitions
Trivial Post-agglo rules discarded 499 transitions
Performed 499 trivial Post agglomeration. Transition count delta: 499
Iterating post reduction 0 with 499 rules applied. Total rules applied 501 place count 905 transition count 737
Reduce places removed 499 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 523 rules applied. Total rules applied 1024 place count 406 transition count 713
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 1037 place count 394 transition count 712
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1038 place count 393 transition count 712
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1038 place count 393 transition count 666
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1130 place count 347 transition count 666
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1146 place count 331 transition count 640
Iterating global reduction 4 with 16 rules applied. Total rules applied 1162 place count 331 transition count 640
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 4 with 3 rules applied. Total rules applied 1165 place count 331 transition count 637
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1168 place count 328 transition count 637
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 1176 place count 320 transition count 626
Iterating global reduction 6 with 8 rules applied. Total rules applied 1184 place count 320 transition count 626
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 1189 place count 320 transition count 621
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1191 place count 318 transition count 617
Iterating global reduction 7 with 2 rules applied. Total rules applied 1193 place count 318 transition count 617
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1194 place count 317 transition count 615
Iterating global reduction 7 with 1 rules applied. Total rules applied 1195 place count 317 transition count 615
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1196 place count 316 transition count 613
Iterating global reduction 7 with 1 rules applied. Total rules applied 1197 place count 316 transition count 613
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1198 place count 315 transition count 611
Iterating global reduction 7 with 1 rules applied. Total rules applied 1199 place count 315 transition count 611
Performed 146 Post agglomeration using F-continuation condition with reduction of 81 identical transitions.
Deduced a syphon composed of 146 places in 0 ms
Reduce places removed 146 places and 0 transitions.
Iterating global reduction 7 with 292 rules applied. Total rules applied 1491 place count 169 transition count 384
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 7 with 16 rules applied. Total rules applied 1507 place count 169 transition count 368
Discarding 6 places :
Symmetric choice reduction at 8 with 6 rule applications. Total rules 1513 place count 163 transition count 360
Iterating global reduction 8 with 6 rules applied. Total rules applied 1519 place count 163 transition count 360
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1521 place count 161 transition count 357
Iterating global reduction 8 with 2 rules applied. Total rules applied 1523 place count 161 transition count 357
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1524 place count 161 transition count 356
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1525 place count 160 transition count 354
Iterating global reduction 9 with 1 rules applied. Total rules applied 1526 place count 160 transition count 354
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1527 place count 159 transition count 352
Iterating global reduction 9 with 1 rules applied. Total rules applied 1528 place count 159 transition count 352
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 9 with 26 rules applied. Total rules applied 1554 place count 146 transition count 336
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 9 with 14 rules applied. Total rules applied 1568 place count 146 transition count 322
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1569 place count 145 transition count 320
Iterating global reduction 10 with 1 rules applied. Total rules applied 1570 place count 145 transition count 320
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -44
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 10 with 36 rules applied. Total rules applied 1606 place count 127 transition count 364
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 10 with 25 rules applied. Total rules applied 1631 place count 127 transition count 339
Discarding 11 places :
Symmetric choice reduction at 11 with 11 rule applications. Total rules 1642 place count 116 transition count 311
Iterating global reduction 11 with 11 rules applied. Total rules applied 1653 place count 116 transition count 311
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 1659 place count 116 transition count 305
Drop transitions (Redundant composition of simpler transitions.) removed 35 transitions
Redundant transition composition rules discarded 35 transitions
Iterating global reduction 12 with 35 rules applied. Total rules applied 1694 place count 116 transition count 270
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 1695 place count 115 transition count 269
Applied a total of 1695 rules in 75 ms. Remains 115 /1544 variables (removed 1429) and now considering 269/1973 (removed 1704) transitions.
[2024-05-21 04:21:05] [INFO ] Flow matrix only has 212 transitions (discarded 57 similar events)
// Phase 1: matrix 212 rows 115 cols
[2024-05-21 04:21:05] [INFO ] Computed 0 invariants in 0 ms
[2024-05-21 04:21:05] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-05-21 04:21:05] [INFO ] Flow matrix only has 212 transitions (discarded 57 similar events)
[2024-05-21 04:21:05] [INFO ] Invariant cache hit.
[2024-05-21 04:21:05] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 04:21:05] [INFO ] Implicit Places using invariants and state equation in 115 ms returned [43, 77]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 165 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 113/1544 places, 269/1973 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 111 transition count 267
Applied a total of 1 rules in 5 ms. Remains 111 /113 variables (removed 2) and now considering 267/269 (removed 2) transitions.
[2024-05-21 04:21:05] [INFO ] Flow matrix only has 210 transitions (discarded 57 similar events)
// Phase 1: matrix 210 rows 111 cols
[2024-05-21 04:21:05] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 04:21:05] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-05-21 04:21:05] [INFO ] Flow matrix only has 210 transitions (discarded 57 similar events)
[2024-05-21 04:21:05] [INFO ] Invariant cache hit.
[2024-05-21 04:21:05] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 04:21:05] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 146 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 111/1544 places, 267/1973 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 391 ms. Remains : 111/1544 places, 267/1973 transitions.
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-08 finished in 471 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&X(p1))))'
Support contains 2 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 1528 transition count 1957
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 1528 transition count 1957
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 33 place count 1528 transition count 1956
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 41 place count 1520 transition count 1947
Iterating global reduction 1 with 8 rules applied. Total rules applied 49 place count 1520 transition count 1947
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 50 place count 1520 transition count 1946
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 53 place count 1517 transition count 1943
Iterating global reduction 2 with 3 rules applied. Total rules applied 56 place count 1517 transition count 1943
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 59 place count 1514 transition count 1938
Iterating global reduction 2 with 3 rules applied. Total rules applied 62 place count 1514 transition count 1938
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 64 place count 1512 transition count 1936
Iterating global reduction 2 with 2 rules applied. Total rules applied 66 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 1511 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 1510 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1509 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1509 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1508 transition count 1931
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1508 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 1507 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1507 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 77 place count 1506 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 78 place count 1506 transition count 1928
Applied a total of 78 rules in 565 ms. Remains 1506 /1544 variables (removed 38) and now considering 1928/1973 (removed 45) transitions.
// Phase 1: matrix 1928 rows 1506 cols
[2024-05-21 04:21:06] [INFO ] Computed 4 invariants in 19 ms
[2024-05-21 04:21:06] [INFO ] Implicit Places using invariants in 226 ms returned []
[2024-05-21 04:21:06] [INFO ] Invariant cache hit.
[2024-05-21 04:21:07] [INFO ] Implicit Places using invariants and state equation in 947 ms returned []
Implicit Place search using SMT with State Equation took 1174 ms to find 0 implicit places.
Running 1927 sub problems to find dead transitions.
[2024-05-21 04:21:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1927/1927 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1927 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1927 constraints, Known Traps: 0/0 constraints]
After SMT, in 60509ms problems are : Problem set: 0 solved, 1927 unsolved
Search for dead transitions found 0 dead transitions in 60527ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1544 places, 1928/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62270 ms. Remains : 1506/1544 places, 1928/1973 transitions.
Stuttering acceptance computed with spot in 74 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-09
Stuttering criterion allowed to conclude after 143 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-09 finished in 62367 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((p0 U p1))))'
Support contains 2 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1530 transition count 1959
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1530 transition count 1959
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 29 place count 1530 transition count 1958
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 37 place count 1522 transition count 1949
Iterating global reduction 1 with 8 rules applied. Total rules applied 45 place count 1522 transition count 1949
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 46 place count 1522 transition count 1948
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 49 place count 1519 transition count 1945
Iterating global reduction 2 with 3 rules applied. Total rules applied 52 place count 1519 transition count 1945
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 55 place count 1516 transition count 1940
Iterating global reduction 2 with 3 rules applied. Total rules applied 58 place count 1516 transition count 1940
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 60 place count 1514 transition count 1938
Iterating global reduction 2 with 2 rules applied. Total rules applied 62 place count 1514 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 63 place count 1513 transition count 1937
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 1513 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 65 place count 1512 transition count 1936
Iterating global reduction 2 with 1 rules applied. Total rules applied 66 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 1511 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 1510 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 1510 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1509 transition count 1931
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1509 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1508 transition count 1930
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1508 transition count 1930
Applied a total of 74 rules in 561 ms. Remains 1508 /1544 variables (removed 36) and now considering 1930/1973 (removed 43) transitions.
// Phase 1: matrix 1930 rows 1508 cols
[2024-05-21 04:22:08] [INFO ] Computed 4 invariants in 15 ms
[2024-05-21 04:22:08] [INFO ] Implicit Places using invariants in 223 ms returned []
[2024-05-21 04:22:08] [INFO ] Invariant cache hit.
[2024-05-21 04:22:09] [INFO ] Implicit Places using invariants and state equation in 919 ms returned []
Implicit Place search using SMT with State Equation took 1154 ms to find 0 implicit places.
Running 1929 sub problems to find dead transitions.
[2024-05-21 04:22:09] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1507/3438 variables, and 4 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 1929/1929 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1929 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1929 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 1507/3438 variables, and 4 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 0/1929 constraints, Known Traps: 0/0 constraints]
After SMT, in 60522ms problems are : Problem set: 0 solved, 1929 unsolved
Search for dead transitions found 0 dead transitions in 60539ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1544 places, 1930/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62257 ms. Remains : 1508/1544 places, 1930/1973 transitions.
Stuttering acceptance computed with spot in 125 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-11 finished in 62407 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U p1)))'
Support contains 2 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1529 transition count 1958
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1529 transition count 1958
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 31 place count 1529 transition count 1957
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 39 place count 1521 transition count 1948
Iterating global reduction 1 with 8 rules applied. Total rules applied 47 place count 1521 transition count 1948
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 48 place count 1521 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 51 place count 1518 transition count 1944
Iterating global reduction 2 with 3 rules applied. Total rules applied 54 place count 1518 transition count 1944
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 57 place count 1515 transition count 1939
Iterating global reduction 2 with 3 rules applied. Total rules applied 60 place count 1515 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 62 place count 1513 transition count 1937
Iterating global reduction 2 with 2 rules applied. Total rules applied 64 place count 1513 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 65 place count 1512 transition count 1936
Iterating global reduction 2 with 1 rules applied. Total rules applied 66 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 1511 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 1510 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1509 transition count 1932
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1509 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1508 transition count 1930
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1508 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 1507 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1507 transition count 1929
Applied a total of 76 rules in 552 ms. Remains 1507 /1544 variables (removed 37) and now considering 1929/1973 (removed 44) transitions.
// Phase 1: matrix 1929 rows 1507 cols
[2024-05-21 04:23:10] [INFO ] Computed 4 invariants in 17 ms
[2024-05-21 04:23:11] [INFO ] Implicit Places using invariants in 226 ms returned []
[2024-05-21 04:23:11] [INFO ] Invariant cache hit.
[2024-05-21 04:23:12] [INFO ] Implicit Places using invariants and state equation in 897 ms returned []
Implicit Place search using SMT with State Equation took 1131 ms to find 0 implicit places.
Running 1928 sub problems to find dead transitions.
[2024-05-21 04:23:12] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1928 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1506/3436 variables, and 4 constraints, problems are : Problem set: 0 solved, 1928 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 1928/1928 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1928 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1928 unsolved
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0)
(s663 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1506/3436 variables, and 4 constraints, problems are : Problem set: 0 solved, 1928 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 0/1928 constraints, Known Traps: 0/0 constraints]
After SMT, in 60522ms problems are : Problem set: 0 solved, 1928 unsolved
Search for dead transitions found 0 dead transitions in 60539ms
Starting structural reductions in LTL mode, iteration 1 : 1507/1544 places, 1929/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62226 ms. Remains : 1507/1544 places, 1929/1973 transitions.
Stuttering acceptance computed with spot in 112 ms :[(NOT p1), (NOT p1), true]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-12 finished in 62357 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((p0||G(p1))))))'
Support contains 2 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 1528 transition count 1957
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 1528 transition count 1957
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 33 place count 1528 transition count 1956
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 41 place count 1520 transition count 1947
Iterating global reduction 1 with 8 rules applied. Total rules applied 49 place count 1520 transition count 1947
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 50 place count 1520 transition count 1946
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 53 place count 1517 transition count 1943
Iterating global reduction 2 with 3 rules applied. Total rules applied 56 place count 1517 transition count 1943
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 59 place count 1514 transition count 1938
Iterating global reduction 2 with 3 rules applied. Total rules applied 62 place count 1514 transition count 1938
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 64 place count 1512 transition count 1936
Iterating global reduction 2 with 2 rules applied. Total rules applied 66 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 67 place count 1511 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 68 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 1510 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1509 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1509 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1508 transition count 1931
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1508 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 1507 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1507 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 77 place count 1506 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 78 place count 1506 transition count 1928
Applied a total of 78 rules in 569 ms. Remains 1506 /1544 variables (removed 38) and now considering 1928/1973 (removed 45) transitions.
// Phase 1: matrix 1928 rows 1506 cols
[2024-05-21 04:24:13] [INFO ] Computed 4 invariants in 14 ms
[2024-05-21 04:24:13] [INFO ] Implicit Places using invariants in 216 ms returned []
[2024-05-21 04:24:13] [INFO ] Invariant cache hit.
[2024-05-21 04:24:14] [INFO ] Implicit Places using invariants and state equation in 927 ms returned []
Implicit Place search using SMT with State Equation took 1157 ms to find 0 implicit places.
Running 1927 sub problems to find dead transitions.
[2024-05-21 04:24:14] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1927/1927 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1927 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 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 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1927 constraints, Known Traps: 0/0 constraints]
After SMT, in 60516ms problems are : Problem set: 0 solved, 1927 unsolved
Search for dead transitions found 0 dead transitions in 60533ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1544 places, 1928/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62262 ms. Remains : 1506/1544 places, 1928/1973 transitions.
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-13
Stuttering criterion allowed to conclude after 135 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-13 finished in 62396 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(p0)||F((p1&&X((p1 U (p2||G(p1))))))))))'
Support contains 3 out of 1544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1544/1544 places, 1973/1973 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1529 transition count 1958
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1529 transition count 1958
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 31 place count 1529 transition count 1957
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 38 place count 1522 transition count 1949
Iterating global reduction 1 with 7 rules applied. Total rules applied 45 place count 1522 transition count 1949
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 46 place count 1522 transition count 1948
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 48 place count 1520 transition count 1946
Iterating global reduction 2 with 2 rules applied. Total rules applied 50 place count 1520 transition count 1946
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 52 place count 1518 transition count 1942
Iterating global reduction 2 with 2 rules applied. Total rules applied 54 place count 1518 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 55 place count 1517 transition count 1941
Iterating global reduction 2 with 1 rules applied. Total rules applied 56 place count 1517 transition count 1941
Applied a total of 56 rules in 290 ms. Remains 1517 /1544 variables (removed 27) and now considering 1941/1973 (removed 32) transitions.
// Phase 1: matrix 1941 rows 1517 cols
[2024-05-21 04:25:15] [INFO ] Computed 4 invariants in 14 ms
[2024-05-21 04:25:15] [INFO ] Implicit Places using invariants in 222 ms returned []
[2024-05-21 04:25:15] [INFO ] Invariant cache hit.
[2024-05-21 04:25:16] [INFO ] Implicit Places using invariants and state equation in 938 ms returned []
Implicit Place search using SMT with State Equation took 1173 ms to find 0 implicit places.
Running 1940 sub problems to find dead transitions.
[2024-05-21 04:25:16] [INFO ] Invariant cache hit.
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(s1270 timeout
0.0)
(s1271 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1516 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1940 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1516/3458 variables, and 4 constraints, problems are : Problem set: 0 solved, 1940 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1517 constraints, PredecessorRefiner: 1940/1940 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1940 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1516 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1940 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s1078 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1516/3458 variables, and 4 constraints, problems are : Problem set: 0 solved, 1940 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1517 constraints, PredecessorRefiner: 0/1940 constraints, Known Traps: 0/0 constraints]
After SMT, in 60526ms problems are : Problem set: 0 solved, 1940 unsolved
Search for dead transitions found 0 dead transitions in 60543ms
Starting structural reductions in LTL mode, iteration 1 : 1517/1544 places, 1941/1973 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62009 ms. Remains : 1517/1544 places, 1941/1973 transitions.
Stuttering acceptance computed with spot in 269 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-15
Product exploration explored 100000 steps with 25000 reset in 320 ms.
Product exploration explored 100000 steps with 25000 reset in 313 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2119 edges and 1517 vertex of which 1508 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 ms
Computed a total of 27 stabilizing places and 29 stable transitions
Knowledge obtained : [(AND p1 p0 p2), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 86 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 6 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 223 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2))]
RANDOM walk for 40000 steps (278 resets) in 154 ms. (258 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (74 resets) in 53 ms. (740 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (76 resets) in 147 ms. (270 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (41 resets) in 124 ms. (320 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (43 resets) in 54 ms. (727 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (41 resets) in 61 ms. (645 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (39 resets) in 71 ms. (555 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (43 resets) in 150 ms. (264 steps per ms) remains 7/7 properties
Interrupted probabilistic random walk after 245470 steps, run timeout after 3007 ms. (steps per millisecond=81 ) properties seen :0 out of 7
Probabilistic random walk after 245470 steps, saw 62753 distinct states, run finished after 3007 ms. (steps per millisecond=81 ) properties seen :0
[2024-05-21 04:26:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 701/704 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/704 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 802/1506 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1506 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 1931/3437 variables, 1506/1510 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3437 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 2/3439 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3439 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 2/3441 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3441 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 2/3443 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3443 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (OVERLAPS) 2/3445 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3445 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 2/3447 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3447 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (OVERLAPS) 2/3449 variables, 1/1516 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3449 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (OVERLAPS) 2/3451 variables, 1/1517 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3451 variables, 0/1517 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 2/3453 variables, 1/1518 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3453/3458 variables, and 1518 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5008 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1514/1517 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 701/704 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/704 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 802/1506 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1506 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 1931/3437 variables, 1506/1510 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3437 variables, 7/1517 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3437 variables, 0/1517 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 2/3439 variables, 1/1518 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3439 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 2/3441 variables, 1/1519 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3441 variables, 0/1519 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 2/3443 variables, 1/1520 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3443 variables, 0/1520 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (OVERLAPS) 2/3445 variables, 1/1521 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3445 variables, 0/1521 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (OVERLAPS) 2/3447 variables, 1/1522 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3447 variables, 0/1522 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (OVERLAPS) 2/3449 variables, 1/1523 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3449 variables, 0/1523 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (OVERLAPS) 2/3451 variables, 1/1524 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3451 variables, 0/1524 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (OVERLAPS) 2/3453 variables, 1/1525 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3453/3458 variables, and 1525 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5011 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1514/1517 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 10039ms problems are : Problem set: 0 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 1517 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1517/1517 places, 1941/1941 transitions.
Graph (trivial) has 1844 edges and 1517 vertex of which 693 / 1517 are part of one of the 63 SCC in 1 ms
Free SCC test removed 630 places
Drop transitions (Empty/Sink Transition effects.) removed 796 transitions
Reduce isomorphic transitions removed 796 transitions.
Graph (complete) has 1318 edges and 887 vertex of which 878 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.0 ms
Discarding 9 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 493 transitions
Trivial Post-agglo rules discarded 493 transitions
Performed 493 trivial Post agglomeration. Transition count delta: 493
Iterating post reduction 0 with 499 rules applied. Total rules applied 501 place count 878 transition count 642
Reduce places removed 493 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 39 transitions
Trivial Post-agglo rules discarded 39 transitions
Performed 39 trivial Post agglomeration. Transition count delta: 39
Iterating post reduction 1 with 553 rules applied. Total rules applied 1054 place count 385 transition count 582
Reduce places removed 39 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 2 with 42 rules applied. Total rules applied 1096 place count 346 transition count 579
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 1099 place count 343 transition count 579
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 49 Pre rules applied. Total rules applied 1099 place count 343 transition count 530
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 4 with 98 rules applied. Total rules applied 1197 place count 294 transition count 530
Discarding 11 places :
Symmetric choice reduction at 4 with 11 rule applications. Total rules 1208 place count 283 transition count 514
Iterating global reduction 4 with 11 rules applied. Total rules applied 1219 place count 283 transition count 514
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 4 with 3 rules applied. Total rules applied 1222 place count 283 transition count 511
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1225 place count 280 transition count 511
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 1233 place count 272 transition count 501
Iterating global reduction 6 with 8 rules applied. Total rules applied 1241 place count 272 transition count 501
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1247 place count 272 transition count 495
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1249 place count 270 transition count 483
Iterating global reduction 7 with 2 rules applied. Total rules applied 1251 place count 270 transition count 483
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 1 rules applied. Total rules applied 1252 place count 270 transition count 482
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1253 place count 269 transition count 482
Performed 142 Post agglomeration using F-continuation condition with reduction of 98 identical transitions.
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 9 with 284 rules applied. Total rules applied 1537 place count 127 transition count 242
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 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 9 with 12 rules applied. Total rules applied 1549 place count 127 transition count 230
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1551 place count 126 transition count 229
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 1554 place count 123 transition count 226
Iterating global reduction 11 with 3 rules applied. Total rules applied 1557 place count 123 transition count 226
Performed 12 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 11 with 24 rules applied. Total rules applied 1581 place count 111 transition count 211
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 11 with 10 rules applied. Total rules applied 1591 place count 111 transition count 201
Performed 33 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 12 with 66 rules applied. Total rules applied 1657 place count 78 transition count 232
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 12 with 27 rules applied. Total rules applied 1684 place count 78 transition count 205
Discarding 21 places :
Symmetric choice reduction at 13 with 21 rule applications. Total rules 1705 place count 57 transition count 163
Iterating global reduction 13 with 21 rules applied. Total rules applied 1726 place count 57 transition count 163
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 13 with 12 rules applied. Total rules applied 1738 place count 57 transition count 151
Discarding 6 places :
Symmetric choice reduction at 14 with 6 rule applications. Total rules 1744 place count 51 transition count 139
Iterating global reduction 14 with 6 rules applied. Total rules applied 1750 place count 51 transition count 139
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 1756 place count 51 transition count 133
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 1758 place count 51 transition count 131
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 1759 place count 51 transition count 131
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1760 place count 50 transition count 130
Applied a total of 1760 rules in 64 ms. Remains 50 /1517 variables (removed 1467) and now considering 130/1941 (removed 1811) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64 ms. Remains : 50/1517 places, 130/1941 transitions.
RANDOM walk for 40000 steps (4203 resets) in 215 ms. (185 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (586 resets) in 109 ms. (363 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (589 resets) in 91 ms. (434 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (586 resets) in 85 ms. (465 steps per ms) remains 3/3 properties
[2024-05-21 04:26:32] [INFO ] Flow matrix only has 117 transitions (discarded 13 similar events)
// Phase 1: matrix 117 rows 50 cols
[2024-05-21 04:26:32] [INFO ] Computed 3 invariants in 0 ms
[2024-05-21 04:26:32] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf2 is UNSAT
Problem apf3 is UNSAT
Problem apf5 is UNSAT
After SMT solving in domain Real declared 17/167 variables, and 1 constraints, problems are : Problem set: 3 solved, 0 unsolved in 89 ms.
Refiners :[Positive P Invariants (semi-flows): 1/3 constraints, State Equation: 0/50 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 97ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND p1 p0 p2), (X (X p1)), (G (OR p0 p1 p2)), (G (OR p1 p2)), (G (OR p0 (NOT p1) p2))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1)), (F (NOT p2)), (F (NOT (OR (NOT p1) p2)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 11 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-309-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-309-LTLFireability-15 finished in 77077 ms.
All properties solved by simple procedures.
Total runtime 806895 ms.
ITS solved all properties within timeout

BK_STOP 1716265592212

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

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