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.r092-tall-171624188900252.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is CloudReconfiguration-PT-318, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r092-tall-171624188900252
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K 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 3.9K Apr 22 14:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K 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 9.6K Apr 11 19:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K Apr 11 19:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Apr 11 19:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Apr 11 19:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 661K 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-318-LTLFireability-00
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-01
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-02
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-03
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-04
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-05
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-06
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-07
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-08
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-09
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-10
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-11
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-12
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-13
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-14
FORMULA_NAME CloudReconfiguration-PT-318-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716279850144

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-318
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-05-21 08:24:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-21 08:24:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 08:24:11] [INFO ] Load time of PNML (sax parser for PT used): 158 ms
[2024-05-21 08:24:11] [INFO ] Transformed 2587 places.
[2024-05-21 08:24:11] [INFO ] Transformed 3099 transitions.
[2024-05-21 08:24:11] [INFO ] Found NUPN structural information;
[2024-05-21 08:24:11] [INFO ] Parsed PT model containing 2587 places and 3099 transitions and 6479 arcs in 268 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 2 formulas.
FORMULA CloudReconfiguration-PT-318-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-318-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 2587 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2587/2587 places, 3099/3099 transitions.
Discarding 518 places :
Symmetric choice reduction at 0 with 518 rule applications. Total rules 518 place count 2069 transition count 2581
Iterating global reduction 0 with 518 rules applied. Total rules applied 1036 place count 2069 transition count 2581
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 1065 place count 2069 transition count 2552
Discarding 240 places :
Symmetric choice reduction at 1 with 240 rule applications. Total rules 1305 place count 1829 transition count 2312
Iterating global reduction 1 with 240 rules applied. Total rules applied 1545 place count 1829 transition count 2312
Discarding 89 places :
Symmetric choice reduction at 1 with 89 rule applications. Total rules 1634 place count 1740 transition count 2223
Iterating global reduction 1 with 89 rules applied. Total rules applied 1723 place count 1740 transition count 2223
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 1741 place count 1740 transition count 2205
Discarding 48 places :
Symmetric choice reduction at 2 with 48 rule applications. Total rules 1789 place count 1692 transition count 2157
Iterating global reduction 2 with 48 rules applied. Total rules applied 1837 place count 1692 transition count 2157
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1846 place count 1692 transition count 2148
Discarding 37 places :
Symmetric choice reduction at 3 with 37 rule applications. Total rules 1883 place count 1655 transition count 2106
Iterating global reduction 3 with 37 rules applied. Total rules applied 1920 place count 1655 transition count 2106
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 1948 place count 1627 transition count 2078
Iterating global reduction 3 with 28 rules applied. Total rules applied 1976 place count 1627 transition count 2078
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 2000 place count 1603 transition count 2054
Iterating global reduction 3 with 24 rules applied. Total rules applied 2024 place count 1603 transition count 2054
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 2048 place count 1579 transition count 2030
Iterating global reduction 3 with 24 rules applied. Total rules applied 2072 place count 1579 transition count 2030
Discarding 20 places :
Symmetric choice reduction at 3 with 20 rule applications. Total rules 2092 place count 1559 transition count 1998
Iterating global reduction 3 with 20 rules applied. Total rules applied 2112 place count 1559 transition count 1998
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 2118 place count 1553 transition count 1988
Iterating global reduction 3 with 6 rules applied. Total rules applied 2124 place count 1553 transition count 1988
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 2130 place count 1547 transition count 1980
Iterating global reduction 3 with 6 rules applied. Total rules applied 2136 place count 1547 transition count 1980
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 2138 place count 1547 transition count 1978
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 2139 place count 1546 transition count 1977
Iterating global reduction 4 with 1 rules applied. Total rules applied 2140 place count 1546 transition count 1977
Applied a total of 2140 rules in 1310 ms. Remains 1546 /2587 variables (removed 1041) and now considering 1977/3099 (removed 1122) transitions.
// Phase 1: matrix 1977 rows 1546 cols
[2024-05-21 08:24:13] [INFO ] Computed 4 invariants in 51 ms
[2024-05-21 08:24:13] [INFO ] Implicit Places using invariants in 478 ms returned []
[2024-05-21 08:24:13] [INFO ] Invariant cache hit.
[2024-05-21 08:24:14] [INFO ] Implicit Places using invariants and state equation in 1046 ms returned []
Implicit Place search using SMT with State Equation took 1559 ms to find 0 implicit places.
Running 1976 sub problems to find dead transitions.
[2024-05-21 08:24:14] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s1406 0.0)
(s1407 0.0)
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(s1411 0.0)
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(s1414 0.0)
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(s1509 0.0)
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(s1511 0.0)
(s1512 0.0)
(s1513 0.0)
(s1514 0.0)
(s1515 0.0)
(s1516 0.0)
(s1517 0.0)
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(s1524 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1545 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1976 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1545/3523 variables, and 4 constraints, problems are : Problem set: 0 solved, 1976 unsolved in 30073 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1546 constraints, PredecessorRefiner: 1976/1976 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1976 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1545 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1976 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 1545/3523 variables, and 4 constraints, problems are : Problem set: 0 solved, 1976 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1546 constraints, PredecessorRefiner: 0/1976 constraints, Known Traps: 0/0 constraints]
After SMT, in 60852ms problems are : Problem set: 0 solved, 1976 unsolved
Search for dead transitions found 0 dead transitions in 60895ms
Starting structural reductions in LTL mode, iteration 1 : 1546/2587 places, 1977/3099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63799 ms. Remains : 1546/2587 places, 1977/3099 transitions.
Support contains 31 out of 1546 places after structural reductions.
[2024-05-21 08:25:15] [INFO ] Flatten gal took : 125 ms
[2024-05-21 08:25:15] [INFO ] Flatten gal took : 68 ms
[2024-05-21 08:25:16] [INFO ] Input system was already deterministic with 1977 transitions.
RANDOM walk for 40000 steps (308 resets) in 1864 ms. (21 steps per ms) remains 20/30 properties
BEST_FIRST walk for 4001 steps (10 resets) in 50 ms. (78 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (12 resets) in 37 ms. (105 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4000 steps (8 resets) in 31 ms. (125 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (9 resets) in 58 ms. (67 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (9 resets) in 42 ms. (93 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (9 resets) in 26 ms. (148 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (10 resets) in 23 ms. (166 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (9 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (10 resets) in 25 ms. (154 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (10 resets) in 35 ms. (111 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (10 resets) in 23 ms. (166 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (10 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (11 resets) in 22 ms. (174 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (10 resets) in 26 ms. (148 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (10 resets) in 41 ms. (95 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (9 resets) in 28 ms. (138 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (9 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (11 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (12 resets) in 24 ms. (160 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (11 resets) in 24 ms. (160 steps per ms) remains 20/20 properties
[2024-05-21 08:25:16] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 1515/1535 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1535 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 1967/3502 variables, 1535/1539 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3502 variables, 0/1539 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 2/3504 variables, 1/1540 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3504 variables, 0/1540 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 2/3506 variables, 1/1541 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3506 variables, 0/1541 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 2/3508 variables, 1/1542 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3508 variables, 0/1542 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 11 (OVERLAPS) 2/3510 variables, 1/1543 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3510/3523 variables, and 1543 constraints, problems are : Problem set: 0 solved, 20 unsolved in 5013 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1539/1546 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 1515/1535 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1535 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 1967/3502 variables, 1535/1539 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3502 variables, 20/1559 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3502 variables, 0/1559 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 2/3504 variables, 1/1560 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3504 variables, 0/1560 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 2/3506 variables, 1/1561 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3506 variables, 0/1561 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 2/3508 variables, 1/1562 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3508 variables, 0/1562 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 12 (OVERLAPS) 2/3510 variables, 1/1563 constraints. Problems are: Problem set: 0 solved, 20 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 3510/3523 variables, and 1563 constraints, problems are : Problem set: 0 solved, 20 unsolved in 5008 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1539/1546 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 10041ms problems are : Problem set: 0 solved, 20 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 1546 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Graph (trivial) has 1844 edges and 1546 vertex of which 671 / 1546 are part of one of the 62 SCC in 12 ms
Free SCC test removed 609 places
Drop transitions (Empty/Sink Transition effects.) removed 768 transitions
Reduce isomorphic transitions removed 768 transitions.
Graph (complete) has 1391 edges and 937 vertex of which 928 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 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 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 500 transitions
Trivial Post-agglo rules discarded 500 transitions
Performed 500 trivial Post agglomeration. Transition count delta: 500
Iterating post reduction 0 with 507 rules applied. Total rules applied 509 place count 928 transition count 698
Reduce places removed 500 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 37 transitions
Trivial Post-agglo rules discarded 37 transitions
Performed 37 trivial Post agglomeration. Transition count delta: 37
Iterating post reduction 1 with 557 rules applied. Total rules applied 1066 place count 428 transition count 641
Reduce places removed 37 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 2 with 40 rules applied. Total rules applied 1106 place count 391 transition count 638
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 1109 place count 388 transition count 638
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 49 Pre rules applied. Total rules applied 1109 place count 388 transition count 589
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 1207 place count 339 transition count 589
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 1214 place count 332 transition count 581
Iterating global reduction 4 with 7 rules applied. Total rules applied 1221 place count 332 transition count 581
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 1227 place count 326 transition count 575
Iterating global reduction 4 with 6 rules applied. Total rules applied 1233 place count 326 transition count 575
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 1239 place count 326 transition count 569
Performed 163 Post agglomeration using F-continuation condition with reduction of 100 identical transitions.
Deduced a syphon composed of 163 places in 0 ms
Reduce places removed 163 places and 0 transitions.
Iterating global reduction 5 with 326 rules applied. Total rules applied 1565 place count 163 transition count 306
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 5 with 20 rules applied. Total rules applied 1585 place count 163 transition count 286
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1588 place count 160 transition count 283
Iterating global reduction 6 with 3 rules applied. Total rules applied 1591 place count 160 transition count 283
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 1607 place count 152 transition count 275
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 6 with 9 rules applied. Total rules applied 1616 place count 152 transition count 266
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 1618 place count 151 transition count 265
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 1620 place count 151 transition count 263
Performed 35 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 8 with 70 rules applied. Total rules applied 1690 place count 116 transition count 308
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 8 with 28 rules applied. Total rules applied 1718 place count 116 transition count 280
Discarding 19 places :
Symmetric choice reduction at 9 with 19 rule applications. Total rules 1737 place count 97 transition count 242
Iterating global reduction 9 with 19 rules applied. Total rules applied 1756 place count 97 transition count 242
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 9 with 7 rules applied. Total rules applied 1763 place count 97 transition count 235
Discarding 5 places :
Symmetric choice reduction at 10 with 5 rule applications. Total rules 1768 place count 92 transition count 225
Iterating global reduction 10 with 5 rules applied. Total rules applied 1773 place count 92 transition count 225
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 10 with 4 rules applied. Total rules applied 1777 place count 92 transition count 221
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 11 with 8 rules applied. Total rules applied 1785 place count 92 transition count 213
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 1787 place count 91 transition count 212
Free-agglomeration rule applied 7 times.
Iterating global reduction 11 with 7 rules applied. Total rules applied 1794 place count 91 transition count 205
Reduce places removed 7 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 9 rules applied. Total rules applied 1803 place count 84 transition count 203
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 12 with 2 rules applied. Total rules applied 1805 place count 84 transition count 201
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 12 with 2 rules applied. Total rules applied 1807 place count 84 transition count 201
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 1808 place count 84 transition count 200
Discarding 1 places :
Symmetric choice reduction at 12 with 1 rule applications. Total rules 1809 place count 83 transition count 199
Iterating global reduction 12 with 1 rules applied. Total rules applied 1810 place count 83 transition count 199
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 1811 place count 82 transition count 198
Applied a total of 1811 rules in 181 ms. Remains 82 /1546 variables (removed 1464) and now considering 198/1977 (removed 1779) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 181 ms. Remains : 82/1546 places, 198/1977 transitions.
RANDOM walk for 40000 steps (321 resets) in 337 ms. (118 steps per ms) remains 1/20 properties
BEST_FIRST walk for 40004 steps (106 resets) in 117 ms. (339 steps per ms) remains 1/1 properties
[2024-05-21 08:25:27] [INFO ] Flow matrix only has 185 transitions (discarded 13 similar events)
// Phase 1: matrix 185 rows 82 cols
[2024-05-21 08:25:27] [INFO ] Computed 4 invariants in 2 ms
[2024-05-21 08:25:27] [INFO ] State equation strengthened by 5 read => feed constraints.
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) 29/31 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-21 08:25:27] [INFO ] Deduced a trap composed of 20 places in 47 ms of which 5 ms to minimize.
Problem AtomicPropp28 is UNSAT
After SMT solving in domain Real declared 31/267 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 2/4 constraints, State Equation: 0/82 constraints, ReadFeed: 0/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 93ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
FORMULA CloudReconfiguration-PT-318-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2164 edges and 1546 vertex of which 1537 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.24 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 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1531 transition count 1961
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1531 transition count 1961
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 39 place count 1522 transition count 1951
Iterating global reduction 0 with 9 rules applied. Total rules applied 48 place count 1522 transition count 1951
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 53 place count 1517 transition count 1944
Iterating global reduction 0 with 5 rules applied. Total rules applied 58 place count 1517 transition count 1944
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 59 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1515 transition count 1941
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1515 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1514 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1514 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1513 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1513 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1512 transition count 1938
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1512 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1511 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1511 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1510 transition count 1935
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1510 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1509 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1509 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 76 place count 1508 transition count 1932
Iterating global reduction 1 with 1 rules applied. Total rules applied 77 place count 1508 transition count 1932
Applied a total of 77 rules in 614 ms. Remains 1508 /1546 variables (removed 38) and now considering 1932/1977 (removed 45) transitions.
// Phase 1: matrix 1932 rows 1508 cols
[2024-05-21 08:25:28] [INFO ] Computed 4 invariants in 23 ms
[2024-05-21 08:25:28] [INFO ] Implicit Places using invariants in 277 ms returned []
[2024-05-21 08:25:28] [INFO ] Invariant cache hit.
[2024-05-21 08:25:29] [INFO ] Implicit Places using invariants and state equation in 975 ms returned []
Implicit Place search using SMT with State Equation took 1258 ms to find 0 implicit places.
Running 1931 sub problems to find dead transitions.
[2024-05-21 08:25:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1507/3440 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 1931/1931 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1931 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 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 1507/3440 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 0/1931 constraints, Known Traps: 0/0 constraints]
After SMT, in 60683ms problems are : Problem set: 0 solved, 1931 unsolved
Search for dead transitions found 0 dead transitions in 60702ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1546 places, 1932/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62584 ms. Remains : 1508/1546 places, 1932/1977 transitions.
Stuttering acceptance computed with spot in 266 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 498 ms.
Product exploration explored 100000 steps with 50000 reset in 450 ms.
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2115 edges and 1508 vertex of which 1499 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.14 ms
Computed a total of 29 stabilizing places and 33 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 16 ms. Reduced automaton from 2 states, 2 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-318-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-318-LTLFireability-00 finished in 63915 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||(X(p1)&&(G(F(p2))||(F(p2)&&X(F(!p2))))))))'
Support contains 3 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1532 transition count 1962
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1532 transition count 1962
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 37 place count 1523 transition count 1952
Iterating global reduction 0 with 9 rules applied. Total rules applied 46 place count 1523 transition count 1952
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 51 place count 1518 transition count 1945
Iterating global reduction 0 with 5 rules applied. Total rules applied 56 place count 1518 transition count 1945
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 57 place count 1518 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 58 place count 1517 transition count 1943
Iterating global reduction 1 with 1 rules applied. Total rules applied 59 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1515 transition count 1941
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1515 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1514 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1514 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1513 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1513 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1512 transition count 1938
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1512 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1511 transition count 1936
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1511 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1510 transition count 1934
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1509 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1509 transition count 1933
Applied a total of 75 rules in 636 ms. Remains 1509 /1546 variables (removed 37) and now considering 1933/1977 (removed 44) transitions.
// Phase 1: matrix 1933 rows 1509 cols
[2024-05-21 08:26:32] [INFO ] Computed 4 invariants in 14 ms
[2024-05-21 08:26:32] [INFO ] Implicit Places using invariants in 218 ms returned []
[2024-05-21 08:26:32] [INFO ] Invariant cache hit.
[2024-05-21 08:26:33] [INFO ] Implicit Places using invariants and state equation in 908 ms returned []
Implicit Place search using SMT with State Equation took 1129 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2024-05-21 08:26:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 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) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
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(s1041 timeout
0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1508/3442 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: 0/1509 constraints, PredecessorRefiner: 0/1932 constraints, Known Traps: 0/0 constraints]
After SMT, in 60554ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60573ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1546 places, 1933/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62348 ms. Remains : 1509/1546 places, 1933/1977 transitions.
Stuttering acceptance computed with spot in 298 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 402 ms.
Product exploration explored 100000 steps with 50000 reset in 391 ms.
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2116 edges and 1509 vertex of which 1500 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.7 ms
Computed a total of 29 stabilizing places and 33 stable transitions
Knowledge obtained : [(AND p0 p2 p1), (X p0), (X (NOT (AND (NOT p0) (NOT p2)))), (X p2), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 16 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-318-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-318-LTLFireability-02 finished in 63501 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p0))||(p1&&X(G((p1||G(p2))))))))'
Support contains 3 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1532 transition count 1962
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1532 transition count 1962
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 37 place count 1523 transition count 1952
Iterating global reduction 0 with 9 rules applied. Total rules applied 46 place count 1523 transition count 1952
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 51 place count 1518 transition count 1945
Iterating global reduction 0 with 5 rules applied. Total rules applied 56 place count 1518 transition count 1945
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 57 place count 1518 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 58 place count 1517 transition count 1943
Iterating global reduction 1 with 1 rules applied. Total rules applied 59 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1515 transition count 1941
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1515 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1514 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1514 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1513 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1513 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1512 transition count 1938
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1512 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1511 transition count 1936
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1511 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1510 transition count 1934
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1509 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1509 transition count 1933
Applied a total of 75 rules in 595 ms. Remains 1509 /1546 variables (removed 37) and now considering 1933/1977 (removed 44) transitions.
// Phase 1: matrix 1933 rows 1509 cols
[2024-05-21 08:27:35] [INFO ] Computed 4 invariants in 22 ms
[2024-05-21 08:27:36] [INFO ] Implicit Places using invariants in 223 ms returned []
[2024-05-21 08:27:36] [INFO ] Invariant cache hit.
[2024-05-21 08:27:36] [INFO ] Implicit Places using invariants and state equation in 934 ms returned []
Implicit Place search using SMT with State Equation took 1160 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2024-05-21 08:27:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 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) 0/1508 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 1508/3442 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: 0/1509 constraints, PredecessorRefiner: 0/1932 constraints, Known Traps: 0/0 constraints]
After SMT, in 60544ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60561ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1546 places, 1933/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62323 ms. Remains : 1509/1546 places, 1933/1977 transitions.
Stuttering acceptance computed with spot in 239 ms :[(AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-03
Stuttering criterion allowed to conclude after 252 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-03 finished in 62597 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||G((p1||X(p1)))))))'
Support contains 2 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1532 transition count 1962
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1532 transition count 1962
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 37 place count 1523 transition count 1952
Iterating global reduction 0 with 9 rules applied. Total rules applied 46 place count 1523 transition count 1952
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 51 place count 1518 transition count 1945
Iterating global reduction 0 with 5 rules applied. Total rules applied 56 place count 1518 transition count 1945
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 57 place count 1518 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 58 place count 1517 transition count 1943
Iterating global reduction 1 with 1 rules applied. Total rules applied 59 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1515 transition count 1941
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1515 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1514 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1514 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1513 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1513 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1512 transition count 1938
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1512 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1511 transition count 1936
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1511 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1510 transition count 1934
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1509 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1509 transition count 1933
Applied a total of 75 rules in 598 ms. Remains 1509 /1546 variables (removed 37) and now considering 1933/1977 (removed 44) transitions.
// Phase 1: matrix 1933 rows 1509 cols
[2024-05-21 08:28:38] [INFO ] Computed 4 invariants in 13 ms
[2024-05-21 08:28:38] [INFO ] Implicit Places using invariants in 213 ms returned []
[2024-05-21 08:28:38] [INFO ] Invariant cache hit.
[2024-05-21 08:28:39] [INFO ] Implicit Places using invariants and state equation in 912 ms returned []
Implicit Place search using SMT with State Equation took 1128 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2024-05-21 08:28:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 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) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 0/1932 constraints, Known Traps: 0/0 constraints]
After SMT, in 60586ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60605ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1546 places, 1933/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62338 ms. Remains : 1509/1546 places, 1933/1977 transitions.
Stuttering acceptance computed with spot in 130 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-318-LTLFireability-04
Product exploration explored 100000 steps with 50000 reset in 377 ms.
Product exploration explored 100000 steps with 50000 reset in 379 ms.
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2116 edges and 1509 vertex of which 1500 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.7 ms
Computed a total of 29 stabilizing places and 33 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 17 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-318-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-318-LTLFireability-04 finished in 63285 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X(G(p1)))))'
Support contains 2 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1531 transition count 1961
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1531 transition count 1961
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 39 place count 1522 transition count 1951
Iterating global reduction 0 with 9 rules applied. Total rules applied 48 place count 1522 transition count 1951
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 53 place count 1517 transition count 1944
Iterating global reduction 0 with 5 rules applied. Total rules applied 58 place count 1517 transition count 1944
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 59 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1515 transition count 1941
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1515 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1514 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1514 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1513 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1513 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1512 transition count 1938
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1512 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1511 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1511 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1510 transition count 1935
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1510 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1509 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1509 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 76 place count 1508 transition count 1932
Iterating global reduction 1 with 1 rules applied. Total rules applied 77 place count 1508 transition count 1932
Applied a total of 77 rules in 575 ms. Remains 1508 /1546 variables (removed 38) and now considering 1932/1977 (removed 45) transitions.
// Phase 1: matrix 1932 rows 1508 cols
[2024-05-21 08:29:41] [INFO ] Computed 4 invariants in 15 ms
[2024-05-21 08:29:41] [INFO ] Implicit Places using invariants in 227 ms returned []
[2024-05-21 08:29:41] [INFO ] Invariant cache hit.
[2024-05-21 08:29:42] [INFO ] Implicit Places using invariants and state equation in 908 ms returned []
Implicit Place search using SMT with State Equation took 1137 ms to find 0 implicit places.
Running 1931 sub problems to find dead transitions.
[2024-05-21 08:29:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1507/3440 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30055 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 1931/1931 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1931 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1507/3440 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 0/1931 constraints, Known Traps: 0/0 constraints]
After SMT, in 60521ms problems are : Problem set: 0 solved, 1931 unsolved
Search for dead transitions found 0 dead transitions in 60537ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1546 places, 1932/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62259 ms. Remains : 1508/1546 places, 1932/1977 transitions.
Stuttering acceptance computed with spot in 176 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-05
Stuttering criterion allowed to conclude after 226 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-05 finished in 62475 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||G(p1)) U X(p2))||X(p3)))'
Support contains 4 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 1534 transition count 1965
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 1534 transition count 1965
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 30 place count 1528 transition count 1959
Iterating global reduction 0 with 6 rules applied. Total rules applied 36 place count 1528 transition count 1959
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 38 place count 1526 transition count 1955
Iterating global reduction 0 with 2 rules applied. Total rules applied 40 place count 1526 transition count 1955
Applied a total of 40 rules in 188 ms. Remains 1526 /1546 variables (removed 20) and now considering 1955/1977 (removed 22) transitions.
// Phase 1: matrix 1955 rows 1526 cols
[2024-05-21 08:30:43] [INFO ] Computed 4 invariants in 13 ms
[2024-05-21 08:30:43] [INFO ] Implicit Places using invariants in 219 ms returned []
[2024-05-21 08:30:43] [INFO ] Invariant cache hit.
[2024-05-21 08:30:44] [INFO ] Implicit Places using invariants and state equation in 916 ms returned []
Implicit Place search using SMT with State Equation took 1159 ms to find 0 implicit places.
Running 1954 sub problems to find dead transitions.
[2024-05-21 08:30:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1525 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1954 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1525/3481 variables, and 4 constraints, problems are : Problem set: 0 solved, 1954 unsolved in 30061 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1526 constraints, PredecessorRefiner: 1954/1954 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1954 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1525 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1954 unsolved
(s304 0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
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)
(s305 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1525/3481 variables, and 4 constraints, problems are : Problem set: 0 solved, 1954 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1526 constraints, PredecessorRefiner: 0/1954 constraints, Known Traps: 0/0 constraints]
After SMT, in 60599ms problems are : Problem set: 0 solved, 1954 unsolved
Search for dead transitions found 0 dead transitions in 60615ms
Starting structural reductions in LTL mode, iteration 1 : 1526/1546 places, 1955/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61969 ms. Remains : 1526/1546 places, 1955/1977 transitions.
Stuttering acceptance computed with spot in 347 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (NOT p1), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-06 finished in 62344 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 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1532 transition count 1962
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1532 transition count 1962
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 36 place count 1524 transition count 1953
Iterating global reduction 0 with 8 rules applied. Total rules applied 44 place count 1524 transition count 1953
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 48 place count 1520 transition count 1948
Iterating global reduction 0 with 4 rules applied. Total rules applied 52 place count 1520 transition count 1948
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 53 place count 1520 transition count 1947
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 54 place count 1519 transition count 1946
Iterating global reduction 1 with 1 rules applied. Total rules applied 55 place count 1519 transition count 1946
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 56 place count 1518 transition count 1945
Iterating global reduction 1 with 1 rules applied. Total rules applied 57 place count 1518 transition count 1945
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 58 place count 1517 transition count 1944
Iterating global reduction 1 with 1 rules applied. Total rules applied 59 place count 1517 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1516 transition count 1943
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1516 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1515 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1515 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1514 transition count 1941
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1514 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1513 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1513 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1512 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1512 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1511 transition count 1936
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1511 transition count 1936
Applied a total of 71 rules in 661 ms. Remains 1511 /1546 variables (removed 35) and now considering 1936/1977 (removed 41) transitions.
// Phase 1: matrix 1936 rows 1511 cols
[2024-05-21 08:31:46] [INFO ] Computed 4 invariants in 12 ms
[2024-05-21 08:31:46] [INFO ] Implicit Places using invariants in 211 ms returned []
[2024-05-21 08:31:46] [INFO ] Invariant cache hit.
[2024-05-21 08:31:47] [INFO ] Implicit Places using invariants and state equation in 887 ms returned []
Implicit Place search using SMT with State Equation took 1135 ms to find 0 implicit places.
Running 1935 sub problems to find dead transitions.
[2024-05-21 08:31:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1510 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1510/3447 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1511 constraints, PredecessorRefiner: 1935/1935 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1935 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1510 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1510/3447 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1511 constraints, PredecessorRefiner: 0/1935 constraints, Known Traps: 0/0 constraints]
After SMT, in 60523ms problems are : Problem set: 0 solved, 1935 unsolved
Search for dead transitions found 0 dead transitions in 60538ms
Starting structural reductions in LTL mode, iteration 1 : 1511/1546 places, 1936/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62338 ms. Remains : 1511/1546 places, 1936/1977 transitions.
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-07
Product exploration explored 100000 steps with 793 reset in 231 ms.
Product exploration explored 100000 steps with 783 reset in 205 ms.
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2119 edges and 1511 vertex of which 1502 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.6 ms
Computed a total of 29 stabilizing places and 33 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[true, (NOT p0)]
RANDOM walk for 40000 steps (314 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (96 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 405764 steps, run timeout after 3001 ms. (steps per millisecond=135 ) properties seen :0 out of 1
Probabilistic random walk after 405764 steps, saw 116525 distinct states, run finished after 3004 ms. (steps per millisecond=135 ) properties seen :0
[2024-05-21 08:32:52] [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) 420/421 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1079/1500 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1500 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1926/3426 variables, 1500/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3426 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/3428 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3428 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/3430 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3430 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/3432 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3432 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/3434 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3434 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/3436 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3436 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/3438 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3438 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/3440 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3440 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 2/3442 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3442 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 2/3444 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3444 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 2/3446 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3446 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1/3447 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3447 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/3447 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3447/3447 variables, and 1515 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1263 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1511/1511 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) 420/421 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1079/1500 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1500 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1926/3426 variables, 1500/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3426 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3426 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2/3428 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3428 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/3430 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3430 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/3432 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3432 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/3434 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3434 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/3436 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3436 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/3438 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3438 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 2/3440 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3440 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 2/3442 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3442 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 2/3444 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/3444 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 2/3446 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3446 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 1/3447 variables, 1/1516 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/3447 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/3447 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3447/3447 variables, and 1516 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1265 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1511/1511 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 2537ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 81 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=81 )
Parikh walk visited 1 properties in 6 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Property proved to be false thanks to negative knowledge :(F (NOT p0))
Knowledge based reduction with 3 factoid took 106 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-318-LTLFireability-07 FALSE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-318-LTLFireability-07 finished in 68774 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||X(X(p1))))))'
Support contains 3 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1531 transition count 1961
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1531 transition count 1961
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 39 place count 1522 transition count 1951
Iterating global reduction 0 with 9 rules applied. Total rules applied 48 place count 1522 transition count 1951
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 53 place count 1517 transition count 1944
Iterating global reduction 0 with 5 rules applied. Total rules applied 58 place count 1517 transition count 1944
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 59 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1515 transition count 1941
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1515 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1514 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1514 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1513 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1513 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1512 transition count 1938
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1512 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1511 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1511 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1510 transition count 1935
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1510 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1509 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1509 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 76 place count 1508 transition count 1932
Iterating global reduction 1 with 1 rules applied. Total rules applied 77 place count 1508 transition count 1932
Applied a total of 77 rules in 643 ms. Remains 1508 /1546 variables (removed 38) and now considering 1932/1977 (removed 45) transitions.
// Phase 1: matrix 1932 rows 1508 cols
[2024-05-21 08:32:55] [INFO ] Computed 4 invariants in 15 ms
[2024-05-21 08:32:55] [INFO ] Implicit Places using invariants in 231 ms returned []
[2024-05-21 08:32:55] [INFO ] Invariant cache hit.
[2024-05-21 08:32:56] [INFO ] Implicit Places using invariants and state equation in 892 ms returned []
Implicit Place search using SMT with State Equation took 1125 ms to find 0 implicit places.
Running 1931 sub problems to find dead transitions.
[2024-05-21 08:32:56] [INFO ] Invariant cache hit.
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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, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1507/3440 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30052 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 1931/1931 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1931 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1507/3440 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 0/1931 constraints, Known Traps: 0/0 constraints]
After SMT, in 60580ms problems are : Problem set: 0 solved, 1931 unsolved
Search for dead transitions found 0 dead transitions in 60600ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1546 places, 1932/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62375 ms. Remains : 1508/1546 places, 1932/1977 transitions.
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-08
Stuttering criterion allowed to conclude after 103 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-08 finished in 62537 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((G(p0)||F(p1)))))'
Support contains 2 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1533 transition count 1963
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1533 transition count 1963
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 33 place count 1526 transition count 1955
Iterating global reduction 0 with 7 rules applied. Total rules applied 40 place count 1526 transition count 1955
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 45 place count 1521 transition count 1948
Iterating global reduction 0 with 5 rules applied. Total rules applied 50 place count 1521 transition count 1948
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 51 place count 1521 transition count 1947
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 52 place count 1520 transition count 1946
Iterating global reduction 1 with 1 rules applied. Total rules applied 53 place count 1520 transition count 1946
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 54 place count 1519 transition count 1945
Iterating global reduction 1 with 1 rules applied. Total rules applied 55 place count 1519 transition count 1945
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 56 place count 1518 transition count 1944
Iterating global reduction 1 with 1 rules applied. Total rules applied 57 place count 1518 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 58 place count 1517 transition count 1943
Iterating global reduction 1 with 1 rules applied. Total rules applied 59 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1515 transition count 1941
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1515 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1514 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1514 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1513 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1513 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1512 transition count 1936
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1512 transition count 1936
Applied a total of 69 rules in 590 ms. Remains 1512 /1546 variables (removed 34) and now considering 1936/1977 (removed 41) transitions.
// Phase 1: matrix 1936 rows 1512 cols
[2024-05-21 08:33:57] [INFO ] Computed 4 invariants in 15 ms
[2024-05-21 08:33:58] [INFO ] Implicit Places using invariants in 222 ms returned []
[2024-05-21 08:33:58] [INFO ] Invariant cache hit.
[2024-05-21 08:33:58] [INFO ] Implicit Places using invariants and state equation in 935 ms returned []
Implicit Place search using SMT with State Equation took 1165 ms to find 0 implicit places.
Running 1935 sub problems to find dead transitions.
[2024-05-21 08:33:58] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1511 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1511/3448 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 1935/1935 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1935 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1511 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1511/3448 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 0/1935 constraints, Known Traps: 0/0 constraints]
After SMT, in 60538ms problems are : Problem set: 0 solved, 1935 unsolved
Search for dead transitions found 0 dead transitions in 60552ms
Starting structural reductions in LTL mode, iteration 1 : 1512/1546 places, 1936/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62311 ms. Remains : 1512/1546 places, 1936/1977 transitions.
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-09
Product exploration explored 100000 steps with 779 reset in 157 ms.
Product exploration explored 100000 steps with 769 reset in 274 ms.
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2121 edges and 1512 vertex of which 1503 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.6 ms
Computed a total of 29 stabilizing places and 33 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 88 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (313 resets) in 227 ms. (175 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40001 steps (102 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (93 resets) in 150 ms. (264 steps per ms) remains 2/2 properties
[2024-05-21 08:35:00] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 822/824 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/824 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 677/1501 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1501 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1926/3427 variables, 1501/1505 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3427 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2/3429 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3429 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/3431 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3431 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 2/3433 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3433 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/3435 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3435 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 2/3437 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3437 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/3439 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3439 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 2/3441 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3441 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 2/3443 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3443 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 2/3445 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3445 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 2/3447 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3447 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (OVERLAPS) 1/3448 variables, 1/1516 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3448 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (OVERLAPS) 0/3448 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3448/3448 variables, and 1516 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1772 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1512/1512 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 822/824 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/824 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 677/1501 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1501 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1926/3427 variables, 1501/1505 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3427 variables, 2/1507 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3427 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2/3429 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3429 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 2/3431 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3431 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 2/3433 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3433 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/3435 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3435 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/3437 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3437 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 2/3439 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3439 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 2/3441 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3441 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 2/3443 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3443 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 2/3445 variables, 1/1516 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/3445 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (OVERLAPS) 2/3447 variables, 1/1517 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3447 variables, 0/1517 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (OVERLAPS) 1/3448 variables, 1/1518 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/3448 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 30 (OVERLAPS) 0/3448 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3448/3448 variables, and 1518 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1847 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1512/1512 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 3637ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 1 properties in 66 ms.
Support contains 2 out of 1512 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1512/1512 places, 1936/1936 transitions.
Graph (trivial) has 1841 edges and 1512 vertex of which 689 / 1512 are part of one of the 63 SCC in 2 ms
Free SCC test removed 626 places
Drop transitions (Empty/Sink Transition effects.) removed 791 transitions
Reduce isomorphic transitions removed 791 transitions.
Graph (complete) has 1325 edges and 886 vertex of which 877 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 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 492 transitions
Trivial Post-agglo rules discarded 492 transitions
Performed 492 trivial Post agglomeration. Transition count delta: 492
Iterating post reduction 0 with 499 rules applied. Total rules applied 501 place count 877 transition count 642
Reduce places removed 492 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 37 transitions
Trivial Post-agglo rules discarded 37 transitions
Performed 37 trivial Post agglomeration. Transition count delta: 37
Iterating post reduction 1 with 549 rules applied. Total rules applied 1050 place count 385 transition count 585
Reduce places removed 37 places and 0 transitions.
Iterating post reduction 2 with 37 rules applied. Total rules applied 1087 place count 348 transition count 585
Performed 50 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 50 Pre rules applied. Total rules applied 1087 place count 348 transition count 535
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 1187 place count 298 transition count 535
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 1198 place count 287 transition count 519
Iterating global reduction 3 with 11 rules applied. Total rules applied 1209 place count 287 transition count 519
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 1212 place count 287 transition count 516
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1215 place count 284 transition count 516
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 1223 place count 276 transition count 506
Iterating global reduction 5 with 8 rules applied. Total rules applied 1231 place count 276 transition count 506
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1237 place count 276 transition count 500
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1239 place count 274 transition count 488
Iterating global reduction 6 with 2 rules applied. Total rules applied 1241 place count 274 transition count 488
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 1242 place count 274 transition count 487
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1243 place count 273 transition count 487
Performed 142 Post agglomeration using F-continuation condition with reduction of 94 identical transitions.
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 8 with 284 rules applied. Total rules applied 1527 place count 131 transition count 251
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 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 15 rules applied. Total rules applied 1542 place count 131 transition count 236
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 1544 place count 130 transition count 235
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1547 place count 127 transition count 232
Iterating global reduction 10 with 3 rules applied. Total rules applied 1550 place count 127 transition count 232
Performed 14 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 10 with 28 rules applied. Total rules applied 1578 place count 113 transition count 215
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 10 with 15 rules applied. Total rules applied 1593 place count 113 transition count 200
Performed 34 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 11 with 68 rules applied. Total rules applied 1661 place count 79 transition count 246
Drop transitions (Empty/Sink Transition effects.) removed 33 transitions
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 59 transitions.
Iterating post reduction 11 with 59 rules applied. Total rules applied 1720 place count 79 transition count 187
Discarding 24 places :
Symmetric choice reduction at 12 with 24 rule applications. Total rules 1744 place count 55 transition count 163
Iterating global reduction 12 with 24 rules applied. Total rules applied 1768 place count 55 transition count 163
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 12 with 15 rules applied. Total rules applied 1783 place count 55 transition count 148
Discarding 6 places :
Symmetric choice reduction at 13 with 6 rule applications. Total rules 1789 place count 49 transition count 136
Iterating global reduction 13 with 6 rules applied. Total rules applied 1795 place count 49 transition count 136
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 13 with 6 rules applied. Total rules applied 1801 place count 49 transition count 130
Drop transitions (Redundant composition of simpler transitions.) removed 30 transitions
Redundant transition composition rules discarded 30 transitions
Iterating global reduction 14 with 30 rules applied. Total rules applied 1831 place count 49 transition count 100
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 1834 place count 46 transition count 91
Iterating global reduction 14 with 3 rules applied. Total rules applied 1837 place count 46 transition count 91
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 1840 place count 43 transition count 88
Iterating global reduction 14 with 3 rules applied. Total rules applied 1843 place count 43 transition count 88
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 1849 place count 43 transition count 82
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 15 with 3 rules applied. Total rules applied 1852 place count 43 transition count 79
Free-agglomeration rule applied 3 times.
Iterating global reduction 15 with 3 rules applied. Total rules applied 1855 place count 43 transition count 76
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 15 with 3 rules applied. Total rules applied 1858 place count 40 transition count 76
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1859 place count 40 transition count 76
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1860 place count 39 transition count 75
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 35 edges and 38 vertex of which 24 / 38 are part of one of the 9 SCC in 0 ms
Free SCC test removed 15 places
Iterating post reduction 16 with 2 rules applied. Total rules applied 1862 place count 23 transition count 75
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 17 with 37 rules applied. Total rules applied 1899 place count 23 transition count 38
Discarding 3 places :
Symmetric choice reduction at 18 with 3 rule applications. Total rules 1902 place count 20 transition count 35
Iterating global reduction 18 with 3 rules applied. Total rules applied 1905 place count 20 transition count 35
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 18 with 6 rules applied. Total rules applied 1911 place count 17 transition count 32
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 18 with 11 rules applied. Total rules applied 1922 place count 17 transition count 21
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 1923 place count 17 transition count 20
Free-agglomeration rule applied 2 times.
Iterating global reduction 19 with 2 rules applied. Total rules applied 1925 place count 17 transition count 18
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 19 with 2 rules applied. Total rules applied 1927 place count 15 transition count 18
Applied a total of 1927 rules in 79 ms. Remains 15 /1512 variables (removed 1497) and now considering 18/1936 (removed 1918) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 79 ms. Remains : 15/1512 places, 18/1936 transitions.
RANDOM walk for 325 steps (26 resets) in 5 ms. (54 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 7 factoid took 164 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 2 out of 1512 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1512/1512 places, 1936/1936 transitions.
Graph (trivial) has 1841 edges and 1512 vertex of which 689 / 1512 are part of one of the 63 SCC in 4 ms
Free SCC test removed 626 places
Ensure Unique test removed 727 transitions
Reduce isomorphic transitions removed 727 transitions.
Graph (complete) has 1388 edges and 886 vertex of which 877 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 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 476 transitions
Trivial Post-agglo rules discarded 476 transitions
Performed 476 trivial Post agglomeration. Transition count delta: 476
Iterating post reduction 0 with 476 rules applied. Total rules applied 478 place count 876 transition count 727
Reduce places removed 476 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 1 with 498 rules applied. Total rules applied 976 place count 400 transition count 705
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 987 place count 389 transition count 705
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 48 Pre rules applied. Total rules applied 987 place count 389 transition count 657
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 3 with 96 rules applied. Total rules applied 1083 place count 341 transition count 657
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 1099 place count 325 transition count 631
Iterating global reduction 3 with 16 rules applied. Total rules applied 1115 place count 325 transition count 631
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 1118 place count 325 transition count 628
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1121 place count 322 transition count 628
Discarding 10 places :
Symmetric choice reduction at 5 with 10 rule applications. Total rules 1131 place count 312 transition count 614
Iterating global reduction 5 with 10 rules applied. Total rules applied 1141 place count 312 transition count 614
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1147 place count 312 transition count 608
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1149 place count 310 transition count 604
Iterating global reduction 6 with 2 rules applied. Total rules applied 1151 place count 310 transition count 604
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1153 place count 308 transition count 600
Iterating global reduction 6 with 2 rules applied. Total rules applied 1155 place count 308 transition count 600
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1157 place count 306 transition count 596
Iterating global reduction 6 with 2 rules applied. Total rules applied 1159 place count 306 transition count 596
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1161 place count 304 transition count 592
Iterating global reduction 6 with 2 rules applied. Total rules applied 1163 place count 304 transition count 592
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1165 place count 302 transition count 588
Iterating global reduction 6 with 2 rules applied. Total rules applied 1167 place count 302 transition count 588
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1169 place count 300 transition count 574
Iterating global reduction 6 with 2 rules applied. Total rules applied 1171 place count 300 transition count 574
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 1172 place count 300 transition count 573
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1173 place count 299 transition count 573
Performed 136 Post agglomeration using F-continuation condition with reduction of 77 identical transitions.
Deduced a syphon composed of 136 places in 0 ms
Reduce places removed 136 places and 0 transitions.
Iterating global reduction 8 with 272 rules applied. Total rules applied 1445 place count 163 transition count 360
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 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 13 rules applied. Total rules applied 1458 place count 163 transition count 347
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 1460 place count 162 transition count 346
Discarding 4 places :
Symmetric choice reduction at 10 with 4 rule applications. Total rules 1464 place count 158 transition count 341
Iterating global reduction 10 with 4 rules applied. Total rules applied 1468 place count 158 transition count 341
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 10 with 26 rules applied. Total rules applied 1494 place count 145 transition count 325
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 10 with 12 rules applied. Total rules applied 1506 place count 145 transition count 313
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -46
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 11 with 34 rules applied. Total rules applied 1540 place count 128 transition count 359
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 11 with 17 rules applied. Total rules applied 1557 place count 128 transition count 342
Discarding 9 places :
Symmetric choice reduction at 12 with 9 rule applications. Total rules 1566 place count 119 transition count 324
Iterating global reduction 12 with 9 rules applied. Total rules applied 1575 place count 119 transition count 324
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 1581 place count 119 transition count 318
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 13 with 36 rules applied. Total rules applied 1617 place count 119 transition count 282
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 1 rules applied. Total rules applied 1618 place count 118 transition count 281
Applied a total of 1618 rules in 111 ms. Remains 118 /1512 variables (removed 1394) and now considering 281/1936 (removed 1655) transitions.
[2024-05-21 08:35:04] [INFO ] Flow matrix only has 222 transitions (discarded 59 similar events)
// Phase 1: matrix 222 rows 118 cols
[2024-05-21 08:35:04] [INFO ] Computed 0 invariants in 2 ms
[2024-05-21 08:35:04] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-21 08:35:04] [INFO ] Flow matrix only has 222 transitions (discarded 59 similar events)
[2024-05-21 08:35:04] [INFO ] Invariant cache hit.
[2024-05-21 08:35:04] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 08:35:04] [INFO ] Implicit Places using invariants and state equation in 117 ms returned [78]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 169 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 117/1512 places, 281/1936 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 116 transition count 280
Applied a total of 2 rules in 7 ms. Remains 116 /117 variables (removed 1) and now considering 280/281 (removed 1) transitions.
[2024-05-21 08:35:04] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
// Phase 1: matrix 221 rows 116 cols
[2024-05-21 08:35:04] [INFO ] Computed 0 invariants in 0 ms
[2024-05-21 08:35:04] [INFO ] Implicit Places using invariants in 42 ms returned []
[2024-05-21 08:35:04] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
[2024-05-21 08:35:04] [INFO ] Invariant cache hit.
[2024-05-21 08:35:05] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 08:35:05] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 116/1512 places, 280/1936 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 442 ms. Remains : 116/1512 places, 280/1936 transitions.
Computed a total of 6 stabilizing places and 34 stable transitions
Computed a total of 6 stabilizing places and 34 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 81 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 56 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (4572 resets) in 397 ms. (100 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40003 steps (929 resets) in 75 ms. (526 steps per ms) remains 1/1 properties
[2024-05-21 08:35:05] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
[2024-05-21 08:35:05] [INFO ] Invariant cache hit.
[2024-05-21 08:35:05] [INFO ] State equation strengthened by 4 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) 121/127 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/127 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 200/327 variables, 99/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/327 variables, 3/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/327 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/336 variables, 9/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/336 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/337 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/337 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/337 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 337/337 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 81 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 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) 121/127 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/127 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/127 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 200/327 variables, 99/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/327 variables, 3/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/327 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 9/336 variables, 9/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/336 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/337 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/337 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/337 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 337/337 variables, and 121 constraints, problems are : Problem set: 0 solved, 1 unsolved in 121 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 207ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 13 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=13 )
Parikh walk visited 1 properties in 0 ms.
Knowledge obtained : [(AND p0 p1), (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 147 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering criterion allowed to conclude after 79199 steps with 7539 reset in 166 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-09 finished in 68961 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((X(p0)||(p1 U (p1&&(p2||G(p1)))))))'
Support contains 3 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1532 transition count 1962
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1532 transition count 1962
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 37 place count 1523 transition count 1952
Iterating global reduction 0 with 9 rules applied. Total rules applied 46 place count 1523 transition count 1952
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 51 place count 1518 transition count 1945
Iterating global reduction 0 with 5 rules applied. Total rules applied 56 place count 1518 transition count 1945
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 57 place count 1518 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 58 place count 1517 transition count 1943
Iterating global reduction 1 with 1 rules applied. Total rules applied 59 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1515 transition count 1941
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1515 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1514 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1514 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1513 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1513 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1512 transition count 1938
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1512 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1511 transition count 1936
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1511 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1510 transition count 1934
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1509 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1509 transition count 1933
Applied a total of 75 rules in 623 ms. Remains 1509 /1546 variables (removed 37) and now considering 1933/1977 (removed 44) transitions.
// Phase 1: matrix 1933 rows 1509 cols
[2024-05-21 08:35:06] [INFO ] Computed 4 invariants in 14 ms
[2024-05-21 08:35:07] [INFO ] Implicit Places using invariants in 414 ms returned []
[2024-05-21 08:35:07] [INFO ] Invariant cache hit.
[2024-05-21 08:35:08] [INFO ] Implicit Places using invariants and state equation in 884 ms returned []
Implicit Place search using SMT with State Equation took 1300 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2024-05-21 08:35:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 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) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 0/1932 constraints, Known Traps: 0/0 constraints]
After SMT, in 60620ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60636ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1546 places, 1933/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62569 ms. Remains : 1509/1546 places, 1933/1977 transitions.
Stuttering acceptance computed with spot in 197 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-10
Product exploration explored 100000 steps with 769 reset in 162 ms.
Entered a terminal (fully accepting) state of product in 41654 steps with 337 reset in 71 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-10 finished in 63027 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 1546 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Graph (trivial) has 1879 edges and 1546 vertex of which 697 / 1546 are part of one of the 63 SCC in 2 ms
Free SCC test removed 634 places
Ensure Unique test removed 735 transitions
Reduce isomorphic transitions removed 735 transitions.
Graph (complete) has 1423 edges and 912 vertex of which 903 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 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 902 transition count 743
Reduce places removed 493 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 517 rules applied. Total rules applied 1012 place count 409 transition count 719
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 1025 place count 397 transition count 718
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1026 place count 396 transition count 718
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 45 Pre rules applied. Total rules applied 1026 place count 396 transition count 673
Deduced a syphon composed of 45 places in 1 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 4 with 90 rules applied. Total rules applied 1116 place count 351 transition count 673
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 1133 place count 334 transition count 647
Iterating global reduction 4 with 17 rules applied. Total rules applied 1150 place count 334 transition count 647
Discarding 13 places :
Symmetric choice reduction at 4 with 13 rule applications. Total rules 1163 place count 321 transition count 629
Iterating global reduction 4 with 13 rules applied. Total rules applied 1176 place count 321 transition count 629
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 1183 place count 321 transition count 622
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 1186 place count 318 transition count 616
Iterating global reduction 5 with 3 rules applied. Total rules applied 1189 place count 318 transition count 616
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 1192 place count 315 transition count 610
Iterating global reduction 5 with 3 rules applied. Total rules applied 1195 place count 315 transition count 610
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 1196 place count 314 transition count 608
Iterating global reduction 5 with 1 rules applied. Total rules applied 1197 place count 314 transition count 608
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 1198 place count 313 transition count 606
Iterating global reduction 5 with 1 rules applied. Total rules applied 1199 place count 313 transition count 606
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 1200 place count 312 transition count 604
Iterating global reduction 5 with 1 rules applied. Total rules applied 1201 place count 312 transition count 604
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 1202 place count 311 transition count 597
Iterating global reduction 5 with 1 rules applied. Total rules applied 1203 place count 311 transition count 597
Performed 149 Post agglomeration using F-continuation condition with reduction of 86 identical transitions.
Deduced a syphon composed of 149 places in 0 ms
Reduce places removed 149 places and 0 transitions.
Iterating global reduction 5 with 298 rules applied. Total rules applied 1501 place count 162 transition count 362
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 5 with 11 rules applied. Total rules applied 1512 place count 162 transition count 351
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 1516 place count 158 transition count 346
Iterating global reduction 6 with 4 rules applied. Total rules applied 1520 place count 158 transition count 346
Performed 11 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 6 with 22 rules applied. Total rules applied 1542 place count 147 transition count 334
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 6 with 12 rules applied. Total rules applied 1554 place count 147 transition count 322
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1555 place count 146 transition count 320
Iterating global reduction 7 with 1 rules applied. Total rules applied 1556 place count 146 transition count 320
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -52
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 7 with 34 rules applied. Total rules applied 1590 place count 129 transition count 372
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 7 with 23 rules applied. Total rules applied 1613 place count 129 transition count 349
Discarding 9 places :
Symmetric choice reduction at 8 with 9 rule applications. Total rules 1622 place count 120 transition count 331
Iterating global reduction 8 with 9 rules applied. Total rules applied 1631 place count 120 transition count 331
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 8 with 6 rules applied. Total rules applied 1637 place count 120 transition count 325
Drop transitions (Redundant composition of simpler transitions.) removed 39 transitions
Redundant transition composition rules discarded 39 transitions
Iterating global reduction 9 with 39 rules applied. Total rules applied 1676 place count 120 transition count 286
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1677 place count 119 transition count 285
Applied a total of 1677 rules in 72 ms. Remains 119 /1546 variables (removed 1427) and now considering 285/1977 (removed 1692) transitions.
[2024-05-21 08:36:09] [INFO ] Flow matrix only has 226 transitions (discarded 59 similar events)
// Phase 1: matrix 226 rows 119 cols
[2024-05-21 08:36:09] [INFO ] Computed 0 invariants in 2 ms
[2024-05-21 08:36:09] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-21 08:36:09] [INFO ] Flow matrix only has 226 transitions (discarded 59 similar events)
[2024-05-21 08:36:09] [INFO ] Invariant cache hit.
[2024-05-21 08:36:09] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-21 08:36:09] [INFO ] Implicit Places using invariants and state equation in 130 ms returned [79]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 188 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 118/1546 places, 285/1977 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 117 transition count 284
Applied a total of 2 rules in 5 ms. Remains 117 /118 variables (removed 1) and now considering 284/285 (removed 1) transitions.
[2024-05-21 08:36:09] [INFO ] Flow matrix only has 225 transitions (discarded 59 similar events)
// Phase 1: matrix 225 rows 117 cols
[2024-05-21 08:36:09] [INFO ] Computed 0 invariants in 7 ms
[2024-05-21 08:36:09] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-21 08:36:09] [INFO ] Flow matrix only has 225 transitions (discarded 59 similar events)
[2024-05-21 08:36:09] [INFO ] Invariant cache hit.
[2024-05-21 08:36:09] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-21 08:36:09] [INFO ] Implicit Places using invariants and state equation in 113 ms returned []
Implicit Place search using SMT with State Equation took 169 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 117/1546 places, 284/1977 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 434 ms. Remains : 117/1546 places, 284/1977 transitions.
Stuttering acceptance computed with spot in 94 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-12
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-12 finished in 548 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 1546 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Graph (trivial) has 1879 edges and 1546 vertex of which 698 / 1546 are part of one of the 63 SCC in 1 ms
Free SCC test removed 635 places
Ensure Unique test removed 737 transitions
Reduce isomorphic transitions removed 737 transitions.
Graph (complete) has 1421 edges and 911 vertex of which 902 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 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 901 transition count 741
Reduce places removed 493 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 517 rules applied. Total rules applied 1012 place count 408 transition count 717
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1024 place count 396 transition count 717
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 45 Pre rules applied. Total rules applied 1024 place count 396 transition count 672
Deduced a syphon composed of 45 places in 1 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 3 with 90 rules applied. Total rules applied 1114 place count 351 transition count 672
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 1131 place count 334 transition count 646
Iterating global reduction 3 with 17 rules applied. Total rules applied 1148 place count 334 transition count 646
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1161 place count 321 transition count 628
Iterating global reduction 3 with 13 rules applied. Total rules applied 1174 place count 321 transition count 628
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 1181 place count 321 transition count 621
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 1184 place count 318 transition count 615
Iterating global reduction 4 with 3 rules applied. Total rules applied 1187 place count 318 transition count 615
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 1190 place count 315 transition count 609
Iterating global reduction 4 with 3 rules applied. Total rules applied 1193 place count 315 transition count 609
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 1195 place count 313 transition count 605
Iterating global reduction 4 with 2 rules applied. Total rules applied 1197 place count 313 transition count 605
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 1199 place count 311 transition count 601
Iterating global reduction 4 with 2 rules applied. Total rules applied 1201 place count 311 transition count 601
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 1203 place count 309 transition count 597
Iterating global reduction 4 with 2 rules applied. Total rules applied 1205 place count 309 transition count 597
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 1206 place count 308 transition count 590
Iterating global reduction 4 with 1 rules applied. Total rules applied 1207 place count 308 transition count 590
Performed 146 Post agglomeration using F-continuation condition with reduction of 85 identical transitions.
Deduced a syphon composed of 146 places in 0 ms
Reduce places removed 146 places and 0 transitions.
Iterating global reduction 4 with 292 rules applied. Total rules applied 1499 place count 162 transition count 359
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 4 with 11 rules applied. Total rules applied 1510 place count 162 transition count 348
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 1515 place count 157 transition count 338
Iterating global reduction 5 with 5 rules applied. Total rules applied 1520 place count 157 transition count 338
Performed 12 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 5 with 24 rules applied. Total rules applied 1544 place count 145 transition count 325
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 5 with 13 rules applied. Total rules applied 1557 place count 145 transition count 312
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 6 with 34 rules applied. Total rules applied 1591 place count 128 transition count 346
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 6 with 16 rules applied. Total rules applied 1607 place count 128 transition count 330
Discarding 9 places :
Symmetric choice reduction at 7 with 9 rule applications. Total rules 1616 place count 119 transition count 312
Iterating global reduction 7 with 9 rules applied. Total rules applied 1625 place count 119 transition count 312
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 7 with 6 rules applied. Total rules applied 1631 place count 119 transition count 306
Drop transitions (Redundant composition of simpler transitions.) removed 33 transitions
Redundant transition composition rules discarded 33 transitions
Iterating global reduction 8 with 33 rules applied. Total rules applied 1664 place count 119 transition count 273
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 1665 place count 118 transition count 272
Applied a total of 1665 rules in 62 ms. Remains 118 /1546 variables (removed 1428) and now considering 272/1977 (removed 1705) transitions.
[2024-05-21 08:36:09] [INFO ] Flow matrix only has 213 transitions (discarded 59 similar events)
// Phase 1: matrix 213 rows 118 cols
[2024-05-21 08:36:09] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 08:36:09] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-05-21 08:36:09] [INFO ] Flow matrix only has 213 transitions (discarded 59 similar events)
[2024-05-21 08:36:09] [INFO ] Invariant cache hit.
[2024-05-21 08:36:09] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 08:36:09] [INFO ] Implicit Places using invariants and state equation in 110 ms returned [78]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 164 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 117/1546 places, 272/1977 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 116 transition count 271
Applied a total of 2 rules in 5 ms. Remains 116 /117 variables (removed 1) and now considering 271/272 (removed 1) transitions.
[2024-05-21 08:36:09] [INFO ] Flow matrix only has 212 transitions (discarded 59 similar events)
// Phase 1: matrix 212 rows 116 cols
[2024-05-21 08:36:09] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 08:36:10] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-21 08:36:10] [INFO ] Flow matrix only has 212 transitions (discarded 59 similar events)
[2024-05-21 08:36:10] [INFO ] Invariant cache hit.
[2024-05-21 08:36:10] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 08:36:10] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 116/1546 places, 271/1977 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 391 ms. Remains : 116/1546 places, 271/1977 transitions.
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-13
Stuttering criterion allowed to conclude after 738 steps with 70 reset in 1 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-13 finished in 487 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 1546 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Graph (trivial) has 1882 edges and 1546 vertex of which 698 / 1546 are part of one of the 63 SCC in 1 ms
Free SCC test removed 635 places
Ensure Unique test removed 737 transitions
Reduce isomorphic transitions removed 737 transitions.
Graph (complete) has 1421 edges and 911 vertex of which 902 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 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 901 transition count 741
Reduce places removed 493 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 517 rules applied. Total rules applied 1012 place count 408 transition count 717
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1024 place count 396 transition count 717
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 45 Pre rules applied. Total rules applied 1024 place count 396 transition count 672
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 3 with 90 rules applied. Total rules applied 1114 place count 351 transition count 672
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 1130 place count 335 transition count 648
Iterating global reduction 3 with 16 rules applied. Total rules applied 1146 place count 335 transition count 648
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1159 place count 322 transition count 630
Iterating global reduction 3 with 13 rules applied. Total rules applied 1172 place count 322 transition count 630
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 1179 place count 322 transition count 623
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 1182 place count 319 transition count 617
Iterating global reduction 4 with 3 rules applied. Total rules applied 1185 place count 319 transition count 617
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 1188 place count 316 transition count 611
Iterating global reduction 4 with 3 rules applied. Total rules applied 1191 place count 316 transition count 611
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 1193 place count 314 transition count 607
Iterating global reduction 4 with 2 rules applied. Total rules applied 1195 place count 314 transition count 607
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 1197 place count 312 transition count 603
Iterating global reduction 4 with 2 rules applied. Total rules applied 1199 place count 312 transition count 603
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 1201 place count 310 transition count 599
Iterating global reduction 4 with 2 rules applied. Total rules applied 1203 place count 310 transition count 599
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 1204 place count 309 transition count 592
Iterating global reduction 4 with 1 rules applied. Total rules applied 1205 place count 309 transition count 592
Performed 150 Post agglomeration using F-continuation condition with reduction of 88 identical transitions.
Deduced a syphon composed of 150 places in 0 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 4 with 300 rules applied. Total rules applied 1505 place count 159 transition count 354
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 4 with 11 rules applied. Total rules applied 1516 place count 159 transition count 343
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 1521 place count 154 transition count 333
Iterating global reduction 5 with 5 rules applied. Total rules applied 1526 place count 154 transition count 333
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 5 with 22 rules applied. Total rules applied 1548 place count 143 transition count 322
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 5 with 12 rules applied. Total rules applied 1560 place count 143 transition count 310
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -46
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 6 with 34 rules applied. Total rules applied 1594 place count 126 transition count 356
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 6 with 17 rules applied. Total rules applied 1611 place count 126 transition count 339
Discarding 9 places :
Symmetric choice reduction at 7 with 9 rule applications. Total rules 1620 place count 117 transition count 321
Iterating global reduction 7 with 9 rules applied. Total rules applied 1629 place count 117 transition count 321
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 7 with 6 rules applied. Total rules applied 1635 place count 117 transition count 315
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 8 with 36 rules applied. Total rules applied 1671 place count 117 transition count 279
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 1672 place count 116 transition count 278
Applied a total of 1672 rules in 66 ms. Remains 116 /1546 variables (removed 1430) and now considering 278/1977 (removed 1699) transitions.
[2024-05-21 08:36:10] [INFO ] Flow matrix only has 219 transitions (discarded 59 similar events)
// Phase 1: matrix 219 rows 116 cols
[2024-05-21 08:36:10] [INFO ] Computed 0 invariants in 2 ms
[2024-05-21 08:36:10] [INFO ] Implicit Places using invariants in 43 ms returned []
[2024-05-21 08:36:10] [INFO ] Flow matrix only has 219 transitions (discarded 59 similar events)
[2024-05-21 08:36:10] [INFO ] Invariant cache hit.
[2024-05-21 08:36:10] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 08:36:10] [INFO ] Implicit Places using invariants and state equation in 115 ms returned [76]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 160 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 115/1546 places, 278/1977 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 114 transition count 277
Applied a total of 2 rules in 4 ms. Remains 114 /115 variables (removed 1) and now considering 277/278 (removed 1) transitions.
[2024-05-21 08:36:10] [INFO ] Flow matrix only has 218 transitions (discarded 59 similar events)
// Phase 1: matrix 218 rows 114 cols
[2024-05-21 08:36:10] [INFO ] Computed 0 invariants in 2 ms
[2024-05-21 08:36:10] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-21 08:36:10] [INFO ] Flow matrix only has 218 transitions (discarded 59 similar events)
[2024-05-21 08:36:10] [INFO ] Invariant cache hit.
[2024-05-21 08:36:10] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 08:36:10] [INFO ] Implicit Places using invariants and state equation in 98 ms returned []
Implicit Place search using SMT with State Equation took 149 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 114/1546 places, 277/1977 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 379 ms. Remains : 114/1546 places, 277/1977 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-15
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-15 finished in 469 ms.
All properties solved by simple procedures.
Total runtime 719454 ms.

BK_STOP 1716280570764

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-318"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-318, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r092-tall-171624188900252"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-318.tgz
mv CloudReconfiguration-PT-318 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;