Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r480-tall-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 ltsminxred
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 r480-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 1717185780828

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-318
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 20:03:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 20:03:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 20:03:02] [INFO ] Load time of PNML (sax parser for PT used): 166 ms
[2024-05-31 20:03:02] [INFO ] Transformed 2587 places.
[2024-05-31 20:03:02] [INFO ] Transformed 3099 transitions.
[2024-05-31 20:03:02] [INFO ] Found NUPN structural information;
[2024-05-31 20:03:02] [INFO ] Parsed PT model containing 2587 places and 3099 transitions and 6479 arcs in 306 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 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 2181 ms. Remains 1546 /2587 variables (removed 1041) and now considering 1977/3099 (removed 1122) transitions.
// Phase 1: matrix 1977 rows 1546 cols
[2024-05-31 20:03:05] [INFO ] Computed 4 invariants in 36 ms
[2024-05-31 20:03:05] [INFO ] Implicit Places using invariants in 522 ms returned []
[2024-05-31 20:03:05] [INFO ] Invariant cache hit.
[2024-05-31 20:03:06] [INFO ] Implicit Places using invariants and state equation in 1074 ms returned []
Implicit Place search using SMT with State Equation took 1634 ms to find 0 implicit places.
Running 1976 sub problems to find dead transitions.
[2024-05-31 20:03:06] [INFO ] Invariant cache hit.
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 30066 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
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 30035 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 60823ms problems are : Problem set: 0 solved, 1976 unsolved
Search for dead transitions found 0 dead transitions in 60868ms
Starting structural reductions in LTL mode, iteration 1 : 1546/2587 places, 1977/3099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64717 ms. Remains : 1546/2587 places, 1977/3099 transitions.
Support contains 31 out of 1546 places after structural reductions.
[2024-05-31 20:04:07] [INFO ] Flatten gal took : 195 ms
[2024-05-31 20:04:07] [INFO ] Flatten gal took : 107 ms
[2024-05-31 20:04:08] [INFO ] Input system was already deterministic with 1977 transitions.
RANDOM walk for 40000 steps (321 resets) in 2372 ms. (16 steps per ms) remains 22/30 properties
BEST_FIRST walk for 4002 steps (11 resets) in 70 ms. (56 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (10 resets) in 55 ms. (71 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4000 steps (9 resets) in 58 ms. (67 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (11 resets) in 106 ms. (37 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (11 resets) in 42 ms. (93 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (9 resets) in 40 ms. (97 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (9 resets) in 16 ms. (235 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (10 resets) in 19 ms. (200 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (10 resets) in 37 ms. (105 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (9 resets) in 17 ms. (222 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (10 resets) in 22 ms. (174 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (10 resets) in 21 ms. (182 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (10 resets) in 31 ms. (125 steps per ms) remains 21/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (10 resets) in 20 ms. (190 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (10 resets) in 17 ms. (222 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (12 resets) in 22 ms. (174 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4002 steps (9 resets) in 13 ms. (285 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (9 resets) in 26 ms. (148 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4001 steps (9 resets) in 21 ms. (181 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4002 steps (10 resets) in 18 ms. (210 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (12 resets) in 44 ms. (88 steps per ms) remains 21/21 properties
[2024-05-31 20:04:09] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 1514/1535 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1535 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 1967/3502 variables, 1535/1539 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3502 variables, 0/1539 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (OVERLAPS) 2/3504 variables, 1/1540 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3504 variables, 0/1540 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 2/3506 variables, 1/1541 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3506 variables, 0/1541 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (OVERLAPS) 2/3508 variables, 1/1542 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3508 variables, 0/1542 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 11 (OVERLAPS) 2/3510 variables, 1/1543 constraints. Problems are: Problem set: 0 solved, 21 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, 21 unsolved in 5010 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1539/1546 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 21 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 1514/1535 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1535 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 1967/3502 variables, 1535/1539 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3502 variables, 21/1560 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3502 variables, 0/1560 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (OVERLAPS) 2/3504 variables, 1/1561 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3504 variables, 0/1561 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (OVERLAPS) 2/3506 variables, 1/1562 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3506 variables, 0/1562 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (OVERLAPS) 2/3508 variables, 1/1563 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3508 variables, 0/1563 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 12 (OVERLAPS) 2/3510 variables, 1/1564 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3510/3523 variables, and 1564 constraints, problems are : Problem set: 0 solved, 21 unsolved in 5008 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1539/1546 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints]
After SMT, in 10052ms problems are : Problem set: 0 solved, 21 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 21 out of 1546 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Graph (trivial) has 1840 edges and 1546 vertex of which 658 / 1546 are part of one of the 61 SCC in 8 ms
Free SCC test removed 597 places
Drop transitions (Empty/Sink Transition effects.) removed 753 transitions
Reduce isomorphic transitions removed 753 transitions.
Graph (complete) has 1406 edges and 949 vertex of which 940 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 502 transitions
Trivial Post-agglo rules discarded 502 transitions
Performed 502 trivial Post agglomeration. Transition count delta: 502
Iterating post reduction 0 with 509 rules applied. Total rules applied 511 place count 940 transition count 711
Reduce places removed 502 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 553 rules applied. Total rules applied 1064 place count 438 transition count 660
Reduce places removed 33 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 2 with 38 rules applied. Total rules applied 1102 place count 405 transition count 655
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 1107 place count 400 transition count 655
Performed 52 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 52 Pre rules applied. Total rules applied 1107 place count 400 transition count 603
Deduced a syphon composed of 52 places in 0 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 4 with 104 rules applied. Total rules applied 1211 place count 348 transition count 603
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 1219 place count 340 transition count 594
Iterating global reduction 4 with 8 rules applied. Total rules applied 1227 place count 340 transition count 594
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1227 place count 340 transition count 593
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1229 place count 339 transition count 593
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 1236 place count 332 transition count 586
Iterating global reduction 4 with 7 rules applied. Total rules applied 1243 place count 332 transition count 586
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 1249 place count 332 transition count 580
Performed 163 Post agglomeration using F-continuation condition with reduction of 96 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 1575 place count 169 transition count 321
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 5 with 25 rules applied. Total rules applied 1600 place count 169 transition count 296
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1603 place count 166 transition count 293
Iterating global reduction 6 with 3 rules applied. Total rules applied 1606 place count 166 transition count 293
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 6 with 18 rules applied. Total rules applied 1624 place count 157 transition count 284
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 6 with 9 rules applied. Total rules applied 1633 place count 157 transition count 275
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 7 with 2 rules applied. Total rules applied 1635 place count 156 transition count 274
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 1637 place count 156 transition count 272
Performed 38 Post agglomeration using F-continuation condition with reduction of 17 identical transitions.
Deduced a syphon composed of 38 places in 1 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 8 with 76 rules applied. Total rules applied 1713 place count 118 transition count 319
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 8 with 32 rules applied. Total rules applied 1745 place count 118 transition count 287
Discarding 19 places :
Symmetric choice reduction at 9 with 19 rule applications. Total rules 1764 place count 99 transition count 249
Iterating global reduction 9 with 19 rules applied. Total rules applied 1783 place count 99 transition count 249
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 9 with 7 rules applied. Total rules applied 1790 place count 99 transition count 242
Discarding 5 places :
Symmetric choice reduction at 10 with 5 rule applications. Total rules 1795 place count 94 transition count 232
Iterating global reduction 10 with 5 rules applied. Total rules applied 1800 place count 94 transition count 232
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 10 with 3 rules applied. Total rules applied 1803 place count 94 transition count 229
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 11 with 9 rules applied. Total rules applied 1812 place count 94 transition count 220
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 11 with 2 rules applied. Total rules applied 1814 place count 93 transition count 219
Free-agglomeration rule applied 6 times.
Iterating global reduction 11 with 6 rules applied. Total rules applied 1820 place count 93 transition count 213
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 7 rules applied. Total rules applied 1827 place count 87 transition count 212
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 1828 place count 87 transition count 211
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 1830 place count 87 transition count 211
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 1831 place count 87 transition count 210
Discarding 1 places :
Symmetric choice reduction at 12 with 1 rule applications. Total rules 1832 place count 86 transition count 209
Iterating global reduction 12 with 1 rules applied. Total rules applied 1833 place count 86 transition count 209
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 1834 place count 86 transition count 209
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 1835 place count 86 transition count 208
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 1 rules applied. Total rules applied 1836 place count 85 transition count 207
Applied a total of 1836 rules in 195 ms. Remains 85 /1546 variables (removed 1461) and now considering 207/1977 (removed 1770) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 195 ms. Remains : 85/1546 places, 207/1977 transitions.
RANDOM walk for 40000 steps (308 resets) in 657 ms. (60 steps per ms) remains 1/21 properties
BEST_FIRST walk for 40003 steps (101 resets) in 178 ms. (223 steps per ms) remains 1/1 properties
[2024-05-31 20:04:19] [INFO ] Flow matrix only has 194 transitions (discarded 13 similar events)
// Phase 1: matrix 194 rows 85 cols
[2024-05-31 20:04:19] [INFO ] Computed 4 invariants in 1 ms
[2024-05-31 20:04:19] [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) 30/32 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 20:04:19] [INFO ] Deduced a trap composed of 20 places in 68 ms of which 11 ms to minimize.
Problem AtomicPropp28 is UNSAT
After SMT solving in domain Real declared 32/279 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 95 ms.
Refiners :[Positive P Invariants (semi-flows): 2/4 constraints, State Equation: 0/85 constraints, ReadFeed: 0/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 104ms 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.29 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 568 ms. Remains 1508 /1546 variables (removed 38) and now considering 1932/1977 (removed 45) transitions.
// Phase 1: matrix 1932 rows 1508 cols
[2024-05-31 20:04:20] [INFO ] Computed 4 invariants in 15 ms
[2024-05-31 20:04:21] [INFO ] Implicit Places using invariants in 301 ms returned []
[2024-05-31 20:04:21] [INFO ] Invariant cache hit.
[2024-05-31 20:04:22] [INFO ] Implicit Places using invariants and state equation in 1084 ms returned []
Implicit Place search using SMT with State Equation took 1388 ms to find 0 implicit places.
Running 1931 sub problems to find dead transitions.
[2024-05-31 20:04:22] [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 30042 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 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 60689ms problems are : Problem set: 0 solved, 1931 unsolved
Search for dead transitions found 0 dead transitions in 60710ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1546 places, 1932/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62676 ms. Remains : 1508/1546 places, 1932/1977 transitions.
Stuttering acceptance computed with spot in 221 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 647 ms.
Product exploration explored 100000 steps with 50000 reset in 458 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.38 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 77 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 64270 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 1172 ms. Remains 1509 /1546 variables (removed 37) and now considering 1933/1977 (removed 44) transitions.
// Phase 1: matrix 1933 rows 1509 cols
[2024-05-31 20:05:25] [INFO ] Computed 4 invariants in 12 ms
[2024-05-31 20:05:26] [INFO ] Implicit Places using invariants in 746 ms returned []
[2024-05-31 20:05:26] [INFO ] Invariant cache hit.
[2024-05-31 20:05:27] [INFO ] Implicit Places using invariants and state equation in 1090 ms returned []
Implicit Place search using SMT with State Equation took 1850 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2024-05-31 20:05:27] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 1932/1932 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1932 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30028 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 60558ms 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 63599 ms. Remains : 1509/1546 places, 1933/1977 transitions.
Stuttering acceptance computed with spot in 207 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 413 ms.
Product exploration explored 100000 steps with 50000 reset in 437 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.8 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 12 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 64724 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 643 ms. Remains 1509 /1546 variables (removed 37) and now considering 1933/1977 (removed 44) transitions.
// Phase 1: matrix 1933 rows 1509 cols
[2024-05-31 20:06:29] [INFO ] Computed 4 invariants in 8 ms
[2024-05-31 20:06:30] [INFO ] Implicit Places using invariants in 379 ms returned []
[2024-05-31 20:06:30] [INFO ] Invariant cache hit.
[2024-05-31 20:06:31] [INFO ] Implicit Places using invariants and state equation in 1045 ms returned []
Implicit Place search using SMT with State Equation took 1441 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2024-05-31 20:06:31] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 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 30033 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 30026 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 60530ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60546ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1546 places, 1933/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62638 ms. Remains : 1509/1546 places, 1933/1977 transitions.
Stuttering acceptance computed with spot in 227 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 157 steps with 1 reset in 1 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-03 finished in 62917 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 567 ms. Remains 1509 /1546 variables (removed 37) and now considering 1933/1977 (removed 44) transitions.
// Phase 1: matrix 1933 rows 1509 cols
[2024-05-31 20:07:32] [INFO ] Computed 4 invariants in 16 ms
[2024-05-31 20:07:33] [INFO ] Implicit Places using invariants in 252 ms returned []
[2024-05-31 20:07:33] [INFO ] Invariant cache hit.
[2024-05-31 20:07:34] [INFO ] Implicit Places using invariants and state equation in 1047 ms returned []
Implicit Place search using SMT with State Equation took 1301 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2024-05-31 20:07:34] [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 30039 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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(s1331 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 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 60595ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60616ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1546 places, 1933/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62491 ms. Remains : 1509/1546 places, 1933/1977 transitions.
Stuttering acceptance computed with spot in 120 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 397 ms.
Product exploration explored 100000 steps with 50000 reset in 406 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 63473 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 574 ms. Remains 1508 /1546 variables (removed 38) and now considering 1932/1977 (removed 45) transitions.
// Phase 1: matrix 1932 rows 1508 cols
[2024-05-31 20:08:36] [INFO ] Computed 4 invariants in 14 ms
[2024-05-31 20:08:36] [INFO ] Implicit Places using invariants in 273 ms returned []
[2024-05-31 20:08:36] [INFO ] Invariant cache hit.
[2024-05-31 20:08:37] [INFO ] Implicit Places using invariants and state equation in 1091 ms returned []
Implicit Place search using SMT with State Equation took 1366 ms to find 0 implicit places.
Running 1931 sub problems to find dead transitions.
[2024-05-31 20:08:37] [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 30031 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 "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1507/3440 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 60578ms problems are : Problem set: 0 solved, 1931 unsolved
Search for dead transitions found 0 dead transitions in 60597ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1546 places, 1932/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62550 ms. Remains : 1508/1546 places, 1932/1977 transitions.
Stuttering acceptance computed with spot in 200 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 113 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 62774 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 198 ms. Remains 1526 /1546 variables (removed 20) and now considering 1955/1977 (removed 22) transitions.
// Phase 1: matrix 1955 rows 1526 cols
[2024-05-31 20:09:38] [INFO ] Computed 4 invariants in 15 ms
[2024-05-31 20:09:38] [INFO ] Implicit Places using invariants in 286 ms returned []
[2024-05-31 20:09:38] [INFO ] Invariant cache hit.
[2024-05-31 20:09:40] [INFO ] Implicit Places using invariants and state equation in 1116 ms returned []
Implicit Place search using SMT with State Equation took 1405 ms to find 0 implicit places.
Running 1954 sub problems to find dead transitions.
[2024-05-31 20:09:40] [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 30030 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
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 1525/3481 variables, and 4 constraints, problems are : Problem set: 0 solved, 1954 unsolved in 30032 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 60573ms problems are : Problem set: 0 solved, 1954 unsolved
Search for dead transitions found 0 dead transitions in 60591ms
Starting structural reductions in LTL mode, iteration 1 : 1526/1546 places, 1955/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62202 ms. Remains : 1526/1546 places, 1955/1977 transitions.
Stuttering acceptance computed with spot in 370 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 0 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-06 finished in 62603 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 605 ms. Remains 1511 /1546 variables (removed 35) and now considering 1936/1977 (removed 41) transitions.
// Phase 1: matrix 1936 rows 1511 cols
[2024-05-31 20:10:41] [INFO ] Computed 4 invariants in 16 ms
[2024-05-31 20:10:41] [INFO ] Implicit Places using invariants in 262 ms returned []
[2024-05-31 20:10:41] [INFO ] Invariant cache hit.
[2024-05-31 20:10:42] [INFO ] Implicit Places using invariants and state equation in 1024 ms returned []
Implicit Place search using SMT with State Equation took 1302 ms to find 0 implicit places.
Running 1935 sub problems to find dead transitions.
[2024-05-31 20:10:42] [INFO ] Invariant cache hit.
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1510 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 30035 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 30039 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 60518ms problems are : Problem set: 0 solved, 1935 unsolved
Search for dead transitions found 0 dead transitions in 60533ms
Starting structural reductions in LTL mode, iteration 1 : 1511/1546 places, 1936/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62445 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 789 reset in 230 ms.
Product exploration explored 100000 steps with 783 reset in 282 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.7 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 82 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 43 ms :[true, (NOT p0)]
RANDOM walk for 40000 steps (319 resets) in 204 ms. (195 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (98 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 343443 steps, run timeout after 3001 ms. (steps per millisecond=114 ) properties seen :0 out of 1
Probabilistic random walk after 343443 steps, saw 98608 distinct states, run finished after 3007 ms. (steps per millisecond=114 ) properties seen :0
[2024-05-31 20:11:47] [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 1362 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 1298 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 2687ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 109 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=54 )
Parikh walk visited 1 properties in 7 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 115 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 69194 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 610 ms. Remains 1508 /1546 variables (removed 38) and now considering 1932/1977 (removed 45) transitions.
// Phase 1: matrix 1932 rows 1508 cols
[2024-05-31 20:11:50] [INFO ] Computed 4 invariants in 19 ms
[2024-05-31 20:11:51] [INFO ] Implicit Places using invariants in 245 ms returned []
[2024-05-31 20:11:51] [INFO ] Invariant cache hit.
[2024-05-31 20:11:52] [INFO ] Implicit Places using invariants and state equation in 987 ms returned []
Implicit Place search using SMT with State Equation took 1233 ms to find 0 implicit places.
Running 1931 sub problems to find dead transitions.
[2024-05-31 20:11:52] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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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 30045 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
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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 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 60545ms problems are : Problem set: 0 solved, 1931 unsolved
Search for dead transitions found 0 dead transitions in 60560ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1546 places, 1932/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62414 ms. Remains : 1508/1546 places, 1932/1977 transitions.
Stuttering acceptance computed with spot in 141 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 278 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 62584 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 570 ms. Remains 1512 /1546 variables (removed 34) and now considering 1936/1977 (removed 41) transitions.
// Phase 1: matrix 1936 rows 1512 cols
[2024-05-31 20:12:53] [INFO ] Computed 4 invariants in 14 ms
[2024-05-31 20:12:53] [INFO ] Implicit Places using invariants in 245 ms returned []
[2024-05-31 20:12:53] [INFO ] Invariant cache hit.
[2024-05-31 20:12:54] [INFO ] Implicit Places using invariants and state equation in 973 ms returned []
Implicit Place search using SMT with State Equation took 1220 ms to find 0 implicit places.
Running 1935 sub problems to find dead transitions.
[2024-05-31 20:12:54] [INFO ] Invariant cache hit.
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(s732 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 30039 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 30037 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 60541ms problems are : Problem set: 0 solved, 1935 unsolved
Search for dead transitions found 0 dead transitions in 60557ms
Starting structural reductions in LTL mode, iteration 1 : 1512/1546 places, 1936/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62355 ms. Remains : 1512/1546 places, 1936/1977 transitions.
Stuttering acceptance computed with spot in 150 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 778 reset in 155 ms.
Product exploration explored 100000 steps with 791 reset in 298 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 79 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 83 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (311 resets) in 389 ms. (102 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (92 resets) in 197 ms. (202 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40003 steps (96 resets) in 102 ms. (388 steps per ms) remains 2/2 properties
[2024-05-31 20:13:56] [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 1823 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 1918 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 3757ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 2772 steps, including 42 resets, run visited all 2 properties in 28 ms. (steps per millisecond=99 )
Parikh walk visited 2 properties in 29 ms.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X 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 204 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 69 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 72 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 0 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 118 ms. Remains 118 /1512 variables (removed 1394) and now considering 281/1936 (removed 1655) transitions.
[2024-05-31 20:14:00] [INFO ] Flow matrix only has 222 transitions (discarded 59 similar events)
// Phase 1: matrix 222 rows 118 cols
[2024-05-31 20:14:00] [INFO ] Computed 0 invariants in 5 ms
[2024-05-31 20:14:00] [INFO ] Implicit Places using invariants in 59 ms returned []
[2024-05-31 20:14:00] [INFO ] Flow matrix only has 222 transitions (discarded 59 similar events)
[2024-05-31 20:14:00] [INFO ] Invariant cache hit.
[2024-05-31 20:14:00] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:14:00] [INFO ] Implicit Places using invariants and state equation in 125 ms returned [78]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 187 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 6 ms. Remains 116 /117 variables (removed 1) and now considering 280/281 (removed 1) transitions.
[2024-05-31 20:14:00] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
// Phase 1: matrix 221 rows 116 cols
[2024-05-31 20:14:00] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:14:00] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-05-31 20:14:00] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
[2024-05-31 20:14:00] [INFO ] Invariant cache hit.
[2024-05-31 20:14:00] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:14:00] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 162 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 474 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 63 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 58 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (4572 resets) in 920 ms. (43 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (915 resets) in 85 ms. (465 steps per ms) remains 1/1 properties
[2024-05-31 20:14:01] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
[2024-05-31 20:14:01] [INFO ] Invariant cache hit.
[2024-05-31 20:14:01] [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 96 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 117 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 220ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 23 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=11 )
Parikh walk visited 1 properties in 2 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 190 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 76 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 9515 reset in 226 ms.
Product exploration explored 100000 steps with 9617 reset in 216 ms.
Support contains 2 out of 116 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 116/116 places, 280/280 transitions.
Applied a total of 0 rules in 11 ms. Remains 116 /116 variables (removed 0) and now considering 280/280 (removed 0) transitions.
[2024-05-31 20:14:02] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
[2024-05-31 20:14:02] [INFO ] Invariant cache hit.
[2024-05-31 20:14:02] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-31 20:14:02] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
[2024-05-31 20:14:02] [INFO ] Invariant cache hit.
[2024-05-31 20:14:02] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:14:02] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
[2024-05-31 20:14:02] [INFO ] Redundant transitions in 48 ms returned []
Running 275 sub problems to find dead transitions.
[2024-05-31 20:14:02] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
[2024-05-31 20:14:02] [INFO ] Invariant cache hit.
[2024-05-31 20:14:02] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 1 (OVERLAPS) 220/335 variables, 115/115 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/335 variables, 3/118 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/335 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 275 unsolved
Problem TDEAD234 is UNSAT
Problem TDEAD235 is UNSAT
Problem TDEAD236 is UNSAT
Problem TDEAD237 is UNSAT
Problem TDEAD238 is UNSAT
At refinement iteration 4 (OVERLAPS) 1/336 variables, 1/119 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 0/119 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 6 (OVERLAPS) 1/337 variables, 1/120 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/337 variables, 0/120 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 8 (OVERLAPS) 0/337 variables, 0/120 constraints. Problems are: Problem set: 5 solved, 270 unsolved
No progress, stopping.
After SMT solving in domain Real declared 337/337 variables, and 120 constraints, problems are : Problem set: 5 solved, 270 unsolved in 8868 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 275/275 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 270 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 1 (OVERLAPS) 220/335 variables, 115/115 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/335 variables, 3/118 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/335 variables, 270/388 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/335 variables, 0/388 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 5 (OVERLAPS) 1/336 variables, 1/389 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/336 variables, 0/389 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 7 (OVERLAPS) 1/337 variables, 1/390 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/337 variables, 0/390 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 9 (OVERLAPS) 0/337 variables, 0/390 constraints. Problems are: Problem set: 5 solved, 270 unsolved
No progress, stopping.
After SMT solving in domain Int declared 337/337 variables, and 390 constraints, problems are : Problem set: 5 solved, 270 unsolved in 15129 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 270/275 constraints, Known Traps: 0/0 constraints]
After SMT, in 24137ms problems are : Problem set: 5 solved, 270 unsolved
Search for dead transitions found 5 dead transitions in 24141ms
Found 5 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 5 transitions
Dead transitions reduction (with SMT) removed 5 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 116/116 places, 275/280 transitions.
Applied a total of 0 rules in 15 ms. Remains 116 /116 variables (removed 0) and now considering 275/275 (removed 0) transitions.
[2024-05-31 20:14:26] [INFO ] Redundant transitions in 24 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 24423 ms. Remains : 116/116 places, 275/280 transitions.
Treatment of property CloudReconfiguration-PT-318-LTLFireability-09 finished in 94187 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 645 ms. Remains 1509 /1546 variables (removed 37) and now considering 1933/1977 (removed 44) transitions.
// Phase 1: matrix 1933 rows 1509 cols
[2024-05-31 20:14:27] [INFO ] Computed 4 invariants in 66 ms
[2024-05-31 20:14:28] [INFO ] Implicit Places using invariants in 419 ms returned []
[2024-05-31 20:14:28] [INFO ] Invariant cache hit.
[2024-05-31 20:14:29] [INFO ] Implicit Places using invariants and state equation in 968 ms returned []
Implicit Place search using SMT with State Equation took 1394 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2024-05-31 20:14:29] [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) 0/1508 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 30029 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 30045 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 60537ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60555ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1546 places, 1933/1977 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62598 ms. Remains : 1509/1546 places, 1933/1977 transitions.
Stuttering acceptance computed with spot in 177 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
Entered a terminal (fully accepting) state of product in 76960 steps with 602 reset in 159 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-10 finished in 63015 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 0 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 83 ms. Remains 119 /1546 variables (removed 1427) and now considering 285/1977 (removed 1692) transitions.
[2024-05-31 20:15:30] [INFO ] Flow matrix only has 226 transitions (discarded 59 similar events)
// Phase 1: matrix 226 rows 119 cols
[2024-05-31 20:15:30] [INFO ] Computed 0 invariants in 2 ms
[2024-05-31 20:15:30] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-31 20:15:30] [INFO ] Flow matrix only has 226 transitions (discarded 59 similar events)
[2024-05-31 20:15:30] [INFO ] Invariant cache hit.
[2024-05-31 20:15:30] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-31 20:15:30] [INFO ] Implicit Places using invariants and state equation in 123 ms returned [79]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 180 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.
[2024-05-31 20:15:30] [INFO ] Flow matrix only has 225 transitions (discarded 59 similar events)
// Phase 1: matrix 225 rows 117 cols
[2024-05-31 20:15:30] [INFO ] Computed 0 invariants in 0 ms
[2024-05-31 20:15:30] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-31 20:15:30] [INFO ] Flow matrix only has 225 transitions (discarded 59 similar events)
[2024-05-31 20:15:30] [INFO ] Invariant cache hit.
[2024-05-31 20:15:30] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-31 20:15:30] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 159 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 427 ms. Remains : 117/1546 places, 284/1977 transitions.
Stuttering acceptance computed with spot in 113 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 561 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 2 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 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 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 74 ms. Remains 118 /1546 variables (removed 1428) and now considering 272/1977 (removed 1705) transitions.
[2024-05-31 20:15:30] [INFO ] Flow matrix only has 213 transitions (discarded 59 similar events)
// Phase 1: matrix 213 rows 118 cols
[2024-05-31 20:15:30] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:15:30] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-31 20:15:30] [INFO ] Flow matrix only has 213 transitions (discarded 59 similar events)
[2024-05-31 20:15:30] [INFO ] Invariant cache hit.
[2024-05-31 20:15:30] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:15:30] [INFO ] Implicit Places using invariants and state equation in 125 ms returned [78]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 181 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 7 ms. Remains 116 /117 variables (removed 1) and now considering 271/272 (removed 1) transitions.
[2024-05-31 20:15:30] [INFO ] Flow matrix only has 212 transitions (discarded 59 similar events)
// Phase 1: matrix 212 rows 116 cols
[2024-05-31 20:15:30] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:15:30] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-31 20:15:30] [INFO ] Flow matrix only has 212 transitions (discarded 59 similar events)
[2024-05-31 20:15:30] [INFO ] Invariant cache hit.
[2024-05-31 20:15:31] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:15:31] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 183 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 446 ms. Remains : 116/1546 places, 271/1977 transitions.
Stuttering acceptance computed with spot in 76 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 33 steps with 2 reset in 0 ms.
FORMULA CloudReconfiguration-PT-318-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-318-LTLFireability-13 finished in 537 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 3 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 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 1 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 0 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 75 ms. Remains 116 /1546 variables (removed 1430) and now considering 278/1977 (removed 1699) transitions.
[2024-05-31 20:15:31] [INFO ] Flow matrix only has 219 transitions (discarded 59 similar events)
// Phase 1: matrix 219 rows 116 cols
[2024-05-31 20:15:31] [INFO ] Computed 0 invariants in 2 ms
[2024-05-31 20:15:31] [INFO ] Implicit Places using invariants in 59 ms returned []
[2024-05-31 20:15:31] [INFO ] Flow matrix only has 219 transitions (discarded 59 similar events)
[2024-05-31 20:15:31] [INFO ] Invariant cache hit.
[2024-05-31 20:15:31] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:15:31] [INFO ] Implicit Places using invariants and state equation in 123 ms returned [76]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 185 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.
[2024-05-31 20:15:31] [INFO ] Flow matrix only has 218 transitions (discarded 59 similar events)
// Phase 1: matrix 218 rows 114 cols
[2024-05-31 20:15:31] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:15:31] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-05-31 20:15:31] [INFO ] Flow matrix only has 218 transitions (discarded 59 similar events)
[2024-05-31 20:15:31] [INFO ] Invariant cache hit.
[2024-05-31 20:15:31] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:15:31] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 174 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 438 ms. Remains : 114/1546 places, 277/1977 transitions.
Stuttering acceptance computed with spot in 75 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 528 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)))))'
Found a Lengthening insensitive property : CloudReconfiguration-PT-318-LTLFireability-09
Stuttering acceptance computed with spot in 124 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 2 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1546/1546 places, 1977/1977 transitions.
Graph (trivial) has 1881 edges and 1546 vertex of which 693 / 1546 are part of one of the 63 SCC in 2 ms
Free SCC test removed 630 places
Ensure Unique test removed 731 transitions
Reduce isomorphic transitions removed 731 transitions.
Graph (complete) has 1427 edges and 916 vertex of which 907 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 497 transitions
Trivial Post-agglo rules discarded 497 transitions
Performed 497 trivial Post agglomeration. Transition count delta: 497
Iterating post reduction 0 with 497 rules applied. Total rules applied 499 place count 906 transition count 743
Reduce places removed 497 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 519 rules applied. Total rules applied 1018 place count 409 transition count 721
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 1029 place count 398 transition count 721
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 46 Pre rules applied. Total rules applied 1029 place count 398 transition count 675
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 3 with 92 rules applied. Total rules applied 1121 place count 352 transition count 675
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 1137 place count 336 transition count 650
Iterating global reduction 3 with 16 rules applied. Total rules applied 1153 place count 336 transition count 650
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1165 place count 324 transition count 633
Iterating global reduction 3 with 12 rules applied. Total rules applied 1177 place count 324 transition count 633
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 1184 place count 324 transition count 626
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 1187 place count 321 transition count 620
Iterating global reduction 4 with 3 rules applied. Total rules applied 1190 place count 321 transition count 620
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 1193 place count 318 transition count 614
Iterating global reduction 4 with 3 rules applied. Total rules applied 1196 place count 318 transition count 614
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 1198 place count 316 transition count 610
Iterating global reduction 4 with 2 rules applied. Total rules applied 1200 place count 316 transition count 610
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 1202 place count 314 transition count 606
Iterating global reduction 4 with 2 rules applied. Total rules applied 1204 place count 314 transition count 606
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 1206 place count 312 transition count 602
Iterating global reduction 4 with 2 rules applied. Total rules applied 1208 place count 312 transition count 602
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 1209 place count 311 transition count 595
Iterating global reduction 4 with 1 rules applied. Total rules applied 1210 place count 311 transition count 595
Performed 148 Post agglomeration using F-continuation condition with reduction of 85 identical transitions.
Deduced a syphon composed of 148 places in 0 ms
Reduce places removed 148 places and 0 transitions.
Iterating global reduction 4 with 296 rules applied. Total rules applied 1506 place count 163 transition count 362
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 1518 place count 163 transition count 350
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 1523 place count 158 transition count 340
Iterating global reduction 5 with 5 rules applied. Total rules applied 1528 place count 158 transition count 340
Performed 13 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 13 places in 1 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 5 with 26 rules applied. Total rules applied 1554 place count 145 transition count 326
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 5 with 13 rules applied. Total rules applied 1567 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 6 with 34 rules applied. Total rules applied 1601 place count 128 transition count 359
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 6 with 17 rules applied. Total rules applied 1618 place count 128 transition count 342
Discarding 9 places :
Symmetric choice reduction at 7 with 9 rule applications. Total rules 1627 place count 119 transition count 324
Iterating global reduction 7 with 9 rules applied. Total rules applied 1636 place count 119 transition count 324
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 7 with 6 rules applied. Total rules applied 1642 place count 119 transition count 318
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 1643 place count 118 transition count 317
Applied a total of 1643 rules in 68 ms. Remains 118 /1546 variables (removed 1428) and now considering 317/1977 (removed 1660) transitions.
[2024-05-31 20:15:32] [INFO ] Flow matrix only has 258 transitions (discarded 59 similar events)
// Phase 1: matrix 258 rows 118 cols
[2024-05-31 20:15:32] [INFO ] Computed 0 invariants in 3 ms
[2024-05-31 20:15:32] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-31 20:15:32] [INFO ] Flow matrix only has 258 transitions (discarded 59 similar events)
[2024-05-31 20:15:32] [INFO ] Invariant cache hit.
[2024-05-31 20:15:32] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-31 20:15:32] [INFO ] Implicit Places using invariants and state equation in 138 ms returned [78]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 196 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 117/1546 places, 317/1977 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 316
Applied a total of 2 rules in 4 ms. Remains 116 /117 variables (removed 1) and now considering 316/317 (removed 1) transitions.
[2024-05-31 20:15:32] [INFO ] Flow matrix only has 257 transitions (discarded 59 similar events)
// Phase 1: matrix 257 rows 116 cols
[2024-05-31 20:15:32] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:15:32] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-05-31 20:15:32] [INFO ] Flow matrix only has 257 transitions (discarded 59 similar events)
[2024-05-31 20:15:32] [INFO ] Invariant cache hit.
[2024-05-31 20:15:32] [INFO ] State equation strengthened by 7 read => feed constraints.
[2024-05-31 20:15:32] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 175 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 116/1546 places, 316/1977 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 443 ms. Remains : 116/1546 places, 316/1977 transitions.
Running random walk in product with property : CloudReconfiguration-PT-318-LTLFireability-09
Product exploration explored 100000 steps with 9557 reset in 154 ms.
Product exploration explored 100000 steps with 9496 reset in 171 ms.
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 (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 76 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 71 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (4465 resets) in 257 ms. (155 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40002 steps (849 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
[2024-05-31 20:15:33] [INFO ] Flow matrix only has 257 transitions (discarded 59 similar events)
[2024-05-31 20:15:33] [INFO ] Invariant cache hit.
[2024-05-31 20:15:33] [INFO ] State equation strengthened by 7 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) 134/140 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/140 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 226/366 variables, 102/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/366 variables, 5/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/366 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6/372 variables, 6/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/372 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/373 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/373 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/373 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 373/373 variables, and 123 constraints, problems are : Problem set: 0 solved, 1 unsolved in 100 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 7/7 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) 134/140 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/140 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/140 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 226/366 variables, 102/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/366 variables, 5/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/366 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 6/372 variables, 6/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/372 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/373 variables, 1/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/373 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/373 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 373/373 variables, and 124 constraints, problems are : Problem set: 0 solved, 1 unsolved in 131 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 236ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1147 steps, including 175 resets, run visited all 1 properties in 10 ms. (steps per millisecond=114 )
Parikh walk visited 1 properties in 9 ms.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X 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 193 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 80 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 88 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 2 out of 116 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 116/116 places, 316/316 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 0 with 36 rules applied. Total rules applied 36 place count 116 transition count 280
Applied a total of 36 rules in 13 ms. Remains 116 /116 variables (removed 0) and now considering 280/316 (removed 36) transitions.
[2024-05-31 20:15:33] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
// Phase 1: matrix 221 rows 116 cols
[2024-05-31 20:15:33] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:15:33] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-31 20:15:33] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
[2024-05-31 20:15:33] [INFO ] Invariant cache hit.
[2024-05-31 20:15:33] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:15:33] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 191 ms to find 0 implicit places.
[2024-05-31 20:15:33] [INFO ] Redundant transitions in 20 ms returned []
Running 275 sub problems to find dead transitions.
[2024-05-31 20:15:33] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
[2024-05-31 20:15:33] [INFO ] Invariant cache hit.
[2024-05-31 20:15:33] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 1 (OVERLAPS) 220/335 variables, 115/115 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/335 variables, 3/118 constraints. Problems are: Problem set: 0 solved, 275 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/335 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 275 unsolved
Problem TDEAD234 is UNSAT
Problem TDEAD235 is UNSAT
Problem TDEAD236 is UNSAT
Problem TDEAD237 is UNSAT
Problem TDEAD238 is UNSAT
At refinement iteration 4 (OVERLAPS) 1/336 variables, 1/119 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 0/119 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 6 (OVERLAPS) 1/337 variables, 1/120 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/337 variables, 0/120 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 8 (OVERLAPS) 0/337 variables, 0/120 constraints. Problems are: Problem set: 5 solved, 270 unsolved
No progress, stopping.
After SMT solving in domain Real declared 337/337 variables, and 120 constraints, problems are : Problem set: 5 solved, 270 unsolved in 8725 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 275/275 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 270 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 1 (OVERLAPS) 220/335 variables, 115/115 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/335 variables, 3/118 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/335 variables, 270/388 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/335 variables, 0/388 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 5 (OVERLAPS) 1/336 variables, 1/389 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/336 variables, 0/389 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 7 (OVERLAPS) 1/337 variables, 1/390 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/337 variables, 0/390 constraints. Problems are: Problem set: 5 solved, 270 unsolved
At refinement iteration 9 (OVERLAPS) 0/337 variables, 0/390 constraints. Problems are: Problem set: 5 solved, 270 unsolved
No progress, stopping.
After SMT solving in domain Int declared 337/337 variables, and 390 constraints, problems are : Problem set: 5 solved, 270 unsolved in 17346 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 270/275 constraints, Known Traps: 0/0 constraints]
After SMT, in 26199ms problems are : Problem set: 5 solved, 270 unsolved
Search for dead transitions found 5 dead transitions in 26201ms
Found 5 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 5 transitions
Dead transitions reduction (with SMT) removed 5 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 116/116 places, 275/316 transitions.
Applied a total of 0 rules in 23 ms. Remains 116 /116 variables (removed 0) and now considering 275/275 (removed 0) transitions.
[2024-05-31 20:16:00] [INFO ] Redundant transitions in 21 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 26482 ms. Remains : 116/116 places, 275/316 transitions.
Computed a total of 6 stabilizing places and 29 stable transitions
Computed a total of 6 stabilizing places and 29 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 66 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 89 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (4519 resets) in 302 ms. (132 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (932 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
[2024-05-31 20:16:00] [INFO ] Flow matrix only has 217 transitions (discarded 58 similar events)
// Phase 1: matrix 217 rows 116 cols
[2024-05-31 20:16:00] [INFO ] Computed 0 invariants in 1 ms
[2024-05-31 20:16:00] [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) 196/323 variables, 99/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/323 variables, 3/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/323 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/332 variables, 9/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/332 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/333 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/333 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/333 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 333/333 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 104 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) 196/323 variables, 99/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/323 variables, 3/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/323 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 9/332 variables, 9/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/332 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/333 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/333 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/333 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 333/333 variables, and 121 constraints, problems are : Problem set: 0 solved, 1 unsolved in 113 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 251ms 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 139 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 68 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 9532 reset in 148 ms.
Product exploration explored 100000 steps with 9497 reset in 149 ms.
Support contains 2 out of 116 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 116/116 places, 275/275 transitions.
Applied a total of 0 rules in 3 ms. Remains 116 /116 variables (removed 0) and now considering 275/275 (removed 0) transitions.
[2024-05-31 20:16:01] [INFO ] Flow matrix only has 217 transitions (discarded 58 similar events)
[2024-05-31 20:16:01] [INFO ] Invariant cache hit.
[2024-05-31 20:16:01] [INFO ] Implicit Places using invariants in 60 ms returned []
[2024-05-31 20:16:01] [INFO ] Flow matrix only has 217 transitions (discarded 58 similar events)
[2024-05-31 20:16:01] [INFO ] Invariant cache hit.
[2024-05-31 20:16:01] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-31 20:16:01] [INFO ] Implicit Places using invariants and state equation in 122 ms returned []
Implicit Place search using SMT with State Equation took 205 ms to find 0 implicit places.
[2024-05-31 20:16:01] [INFO ] Redundant transitions in 22 ms returned []
Running 270 sub problems to find dead transitions.
[2024-05-31 20:16:01] [INFO ] Flow matrix only has 217 transitions (discarded 58 similar events)
[2024-05-31 20:16:01] [INFO ] Invariant cache hit.
[2024-05-31 20:16:01] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 1 (OVERLAPS) 216/331 variables, 115/115 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 3/118 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 4 (OVERLAPS) 1/332 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 6 (OVERLAPS) 1/333 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/333 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 8 (OVERLAPS) 0/333 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 270 unsolved
No progress, stopping.
After SMT solving in domain Real declared 333/333 variables, and 120 constraints, problems are : Problem set: 0 solved, 270 unsolved in 9403 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 270/270 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 270 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 1 (OVERLAPS) 216/331 variables, 115/115 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 3/118 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 270/388 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 5 (OVERLAPS) 1/332 variables, 1/389 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/332 variables, 0/389 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 7 (OVERLAPS) 1/333 variables, 1/390 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/333 variables, 0/390 constraints. Problems are: Problem set: 0 solved, 270 unsolved
At refinement iteration 9 (OVERLAPS) 0/333 variables, 0/390 constraints. Problems are: Problem set: 0 solved, 270 unsolved
No progress, stopping.
After SMT solving in domain Int declared 333/333 variables, and 390 constraints, problems are : Problem set: 0 solved, 270 unsolved in 15743 ms.
Refiners :[State Equation: 116/116 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 270/270 constraints, Known Traps: 0/0 constraints]
After SMT, in 25282ms problems are : Problem set: 0 solved, 270 unsolved
Search for dead transitions found 0 dead transitions in 25285ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 25519 ms. Remains : 116/116 places, 275/275 transitions.
Treatment of property CloudReconfiguration-PT-318-LTLFireability-09 finished in 55264 ms.
[2024-05-31 20:16:27] [INFO ] Flatten gal took : 117 ms
[2024-05-31 20:16:27] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-31 20:16:27] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1546 places, 1977 transitions and 4137 arcs took 17 ms.
Total runtime 804965 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA CloudReconfiguration-PT-318-LTLFireability-09 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717187043072

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
ltl formula name CloudReconfiguration-PT-318-LTLFireability-09
ltl formula formula --ltl=/tmp/1362/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1546 places, 1977 transitions and 4137 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1362/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1362/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.610 real 0.050 user 0.090 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1362/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1362/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 1548 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 1547, there are 1985 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 3/ 4): ~506 levels ~10000 states ~28032 transitions
pnml2lts-mc( 2/ 4): ~384 levels ~20000 states ~53160 transitions
pnml2lts-mc( 2/ 4): ~843 levels ~40000 states ~97868 transitions
pnml2lts-mc( 1/ 4): ~1004 levels ~80000 states ~189808 transitions
pnml2lts-mc( 1/ 4): ~1004 levels ~160000 states ~432376 transitions
pnml2lts-mc( 3/ 4): ~2181 levels ~320000 states ~881380 transitions
pnml2lts-mc( 3/ 4): ~6728 levels ~640000 states ~1937980 transitions
pnml2lts-mc( 3/ 4): ~11761 levels ~1280000 states ~4258852 transitions
pnml2lts-mc( 3/ 4): ~15901 levels ~2560000 states ~8893884 transitions
pnml2lts-mc( 3/ 4):
pnml2lts-mc( 3/ 4): Accepting cycle FOUND at depth ~13683!
pnml2lts-mc( 3/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 147041
pnml2lts-mc( 0/ 4): unique states count: 5032016
pnml2lts-mc( 0/ 4): unique transitions count: 18040927
pnml2lts-mc( 0/ 4): - self-loop count: 1052
pnml2lts-mc( 0/ 4): - claim dead count: 1156978
pnml2lts-mc( 0/ 4): - claim found count: 11760878
pnml2lts-mc( 0/ 4): - claim success count: 5032184
pnml2lts-mc( 0/ 4): - cum. max stack depth: 72926
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 5032391 states 18042134 transitions, fanout: 3.585
pnml2lts-mc( 0/ 4): Total exploration time 453.760 sec (453.740 sec minimum, 453.755 sec on average)
pnml2lts-mc( 0/ 4): States per second: 11090, Transitions per second: 39761
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 39.7MB, 8.2 B/state, compr.: 0.1%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 15.0%/1.0%
pnml2lts-mc( 0/ 4): Stored 2010 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 39.7MB (~256.0MB paged-in)

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="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is CloudReconfiguration-PT-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 r480-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 ;