Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r091-tall-171624187100140.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 greatspnxred
Input is CloudReconfiguration-PT-304, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r091-tall-171624187100140
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K 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 4.0K Apr 22 14:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 22 14:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 22 14:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 19:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 161K Apr 11 19:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Apr 11 19:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 11 19:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 660K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-00
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-01
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-02
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-03
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-04
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-05
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-06
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-07
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-08
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-09
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-10
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-11
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-12
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-13
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-14
FORMULA_NAME CloudReconfiguration-PT-304-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716260323149

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-304
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 02:58:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-21 02:58:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 02:58:44] [INFO ] Load time of PNML (sax parser for PT used): 167 ms
[2024-05-21 02:58:44] [INFO ] Transformed 2584 places.
[2024-05-21 02:58:44] [INFO ] Transformed 3094 transitions.
[2024-05-21 02:58:44] [INFO ] Found NUPN structural information;
[2024-05-21 02:58:44] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 286 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA CloudReconfiguration-PT-304-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-304-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-304-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 34 out of 2584 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Discarding 519 places :
Symmetric choice reduction at 0 with 519 rule applications. Total rules 519 place count 2065 transition count 2575
Iterating global reduction 0 with 519 rules applied. Total rules applied 1038 place count 2065 transition count 2575
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 1067 place count 2065 transition count 2546
Discarding 237 places :
Symmetric choice reduction at 1 with 237 rule applications. Total rules 1304 place count 1828 transition count 2309
Iterating global reduction 1 with 237 rules applied. Total rules applied 1541 place count 1828 transition count 2309
Discarding 87 places :
Symmetric choice reduction at 1 with 87 rule applications. Total rules 1628 place count 1741 transition count 2222
Iterating global reduction 1 with 87 rules applied. Total rules applied 1715 place count 1741 transition count 2222
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 1731 place count 1741 transition count 2206
Discarding 47 places :
Symmetric choice reduction at 2 with 47 rule applications. Total rules 1778 place count 1694 transition count 2159
Iterating global reduction 2 with 47 rules applied. Total rules applied 1825 place count 1694 transition count 2159
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1834 place count 1694 transition count 2150
Discarding 36 places :
Symmetric choice reduction at 3 with 36 rule applications. Total rules 1870 place count 1658 transition count 2110
Iterating global reduction 3 with 36 rules applied. Total rules applied 1906 place count 1658 transition count 2110
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 1932 place count 1632 transition count 2084
Iterating global reduction 3 with 26 rules applied. Total rules applied 1958 place count 1632 transition count 2084
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 1982 place count 1608 transition count 2060
Iterating global reduction 3 with 24 rules applied. Total rules applied 2006 place count 1608 transition count 2060
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 2030 place count 1584 transition count 2036
Iterating global reduction 3 with 24 rules applied. Total rules applied 2054 place count 1584 transition count 2036
Discarding 20 places :
Symmetric choice reduction at 3 with 20 rule applications. Total rules 2074 place count 1564 transition count 2004
Iterating global reduction 3 with 20 rules applied. Total rules applied 2094 place count 1564 transition count 2004
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 2101 place count 1557 transition count 1993
Iterating global reduction 3 with 7 rules applied. Total rules applied 2108 place count 1557 transition count 1993
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 2115 place count 1550 transition count 1984
Iterating global reduction 3 with 7 rules applied. Total rules applied 2122 place count 1550 transition count 1984
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 2124 place count 1550 transition count 1982
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2126 place count 1548 transition count 1980
Iterating global reduction 4 with 2 rules applied. Total rules applied 2128 place count 1548 transition count 1980
Applied a total of 2128 rules in 1281 ms. Remains 1548 /2584 variables (removed 1036) and now considering 1980/3094 (removed 1114) transitions.
// Phase 1: matrix 1980 rows 1548 cols
[2024-05-21 02:58:46] [INFO ] Computed 4 invariants in 31 ms
[2024-05-21 02:58:46] [INFO ] Implicit Places using invariants in 554 ms returned []
[2024-05-21 02:58:46] [INFO ] Invariant cache hit.
[2024-05-21 02:58:47] [INFO ] Implicit Places using invariants and state equation in 1058 ms returned []
Implicit Place search using SMT with State Equation took 1709 ms to find 0 implicit places.
Running 1979 sub problems to find dead transitions.
[2024-05-21 02:58:47] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s220 1.0)
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(s229 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1547 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1979 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1547/3528 variables, and 4 constraints, problems are : Problem set: 0 solved, 1979 unsolved in 30069 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1548 constraints, PredecessorRefiner: 1979/1979 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1979 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1547 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1979 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 1547/3528 variables, and 4 constraints, problems are : Problem set: 0 solved, 1979 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1548 constraints, PredecessorRefiner: 0/1979 constraints, Known Traps: 0/0 constraints]
After SMT, in 60851ms problems are : Problem set: 0 solved, 1979 unsolved
Search for dead transitions found 0 dead transitions in 60890ms
Starting structural reductions in LTL mode, iteration 1 : 1548/2584 places, 1980/3094 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63911 ms. Remains : 1548/2584 places, 1980/3094 transitions.
Support contains 34 out of 1548 places after structural reductions.
[2024-05-21 02:59:49] [INFO ] Flatten gal took : 123 ms
[2024-05-21 02:59:49] [INFO ] Flatten gal took : 71 ms
[2024-05-21 02:59:49] [INFO ] Input system was already deterministic with 1980 transitions.
RANDOM walk for 40000 steps (304 resets) in 3626 ms. (11 steps per ms) remains 22/32 properties
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 34 ms. (114 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (9 resets) in 44 ms. (88 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (9 resets) in 14 ms. (266 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 16 ms. (235 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 4001 steps (8 resets) in 12 ms. (307 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4001 steps (8 resets) in 21 ms. (181 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (9 resets) in 12 ms. (307 steps per ms) remains 21/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4001 steps (8 resets) in 12 ms. (307 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (9 resets) in 21 ms. (181 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 21/21 properties
[2024-05-21 02:59:50] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 1515/1537 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1537 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 1970/3507 variables, 1537/1541 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3507 variables, 0/1541 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (OVERLAPS) 2/3509 variables, 1/1542 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3509 variables, 0/1542 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 2/3511 variables, 1/1543 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3511 variables, 0/1543 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (OVERLAPS) 2/3513 variables, 1/1544 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3513 variables, 0/1544 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 11 (OVERLAPS) 2/3515 variables, 1/1545 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3515/3528 variables, and 1545 constraints, problems are : Problem set: 0 solved, 21 unsolved in 5009 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1541/1548 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) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 1515/1537 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1537 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 1970/3507 variables, 1537/1541 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3507 variables, 21/1562 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3507 variables, 0/1562 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (OVERLAPS) 2/3509 variables, 1/1563 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3509 variables, 0/1563 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (OVERLAPS) 2/3511 variables, 1/1564 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3511 variables, 0/1564 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 10 (OVERLAPS) 2/3513 variables, 1/1565 constraints. Problems are: Problem set: 0 solved, 21 unsolved
(s1456 0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
Error getting values : (error "ParserException while parsing response: ((s1 0)
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(s11 0)
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(s20 1)
(s21 0)
(s22 1)
(s23 0)
(s24 0)
(s25 0)
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(s27 1)
(s28 0)
(s29 0)
(s30 0)
(s31 0)
(s32 0)
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(s35 0)
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(s88 0)
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(s90 0)
(s91 0)
(s92 0)
(s93 0)
(s94 0)
(s95 0)
(s96 0)
(s97 0)
(s98 0)
(s99 0)
(s100 0)
(s101 0)
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(s103 0)
(s104 0)
(s105 0)
(s106 0)
(s107 0)
(s108 0)
(s109 0)
(s110 0)
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(s112 0)
(s113 1)
(s114 0)
(s115 0)
(s116 0)
(s117 0)
(s118 0)
(s119 1)
(s120 1)
(s121 0)
(s122 0)
(s123 0)
(s124 1)
(s125 0)
(s126 0)
(s127 0)
(s128 0)
(s129 0)
(s130 0)
(s131 0)
(s132 0)
(s133 0)
(s134 0)
(s135 0)
(s136 0)
(s137 0)
(s138 0)
(s139 0)
(s140 0)
(s141 0)
(s142 0)
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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 3513/3528 variables, and 1565 constraints, problems are : Problem set: 0 solved, 21 unsolved in 5023 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1540/1548 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 0/0 constraints]
After SMT, in 10071ms problems are : Problem set: 0 solved, 21 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 22 out of 1548 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Graph (trivial) has 1840 edges and 1548 vertex of which 658 / 1548 are part of one of the 64 SCC in 10 ms
Free SCC test removed 594 places
Drop transitions (Empty/Sink Transition effects.) removed 744 transitions
Reduce isomorphic transitions removed 744 transitions.
Graph (complete) has 1411 edges and 954 vertex of which 945 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.7 ms
Discarding 9 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 495 transitions
Trivial Post-agglo rules discarded 495 transitions
Performed 495 trivial Post agglomeration. Transition count delta: 495
Iterating post reduction 0 with 501 rules applied. Total rules applied 503 place count 945 transition count 731
Reduce places removed 495 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 34 transitions
Trivial Post-agglo rules discarded 34 transitions
Performed 34 trivial Post agglomeration. Transition count delta: 34
Iterating post reduction 1 with 548 rules applied. Total rules applied 1051 place count 450 transition count 678
Reduce places removed 34 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Iterating post reduction 2 with 49 rules applied. Total rules applied 1100 place count 416 transition count 663
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 15 rules applied. Total rules applied 1115 place count 403 transition count 661
Performed 52 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 52 Pre rules applied. Total rules applied 1115 place count 403 transition count 609
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 1219 place count 351 transition count 609
Discarding 9 places :
Symmetric choice reduction at 4 with 9 rule applications. Total rules 1228 place count 342 transition count 597
Iterating global reduction 4 with 9 rules applied. Total rules applied 1237 place count 342 transition count 597
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 2 rules applied. Total rules applied 1239 place count 342 transition count 595
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1241 place count 340 transition count 595
Discarding 6 places :
Symmetric choice reduction at 6 with 6 rule applications. Total rules 1247 place count 334 transition count 589
Iterating global reduction 6 with 6 rules applied. Total rules applied 1253 place count 334 transition count 589
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1259 place count 334 transition count 583
Performed 163 Post agglomeration using F-continuation condition with reduction of 102 identical transitions.
Deduced a syphon composed of 163 places in 0 ms
Reduce places removed 163 places and 0 transitions.
Iterating global reduction 7 with 326 rules applied. Total rules applied 1585 place count 171 transition count 318
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 7 with 18 rules applied. Total rules applied 1603 place count 171 transition count 300
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1606 place count 168 transition count 297
Iterating global reduction 8 with 3 rules applied. Total rules applied 1609 place count 168 transition count 297
Performed 10 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 8 with 20 rules applied. Total rules applied 1629 place count 158 transition count 285
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 8 with 13 rules applied. Total rules applied 1642 place count 158 transition count 272
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 1644 place count 157 transition count 271
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1646 place count 157 transition count 269
Performed 39 Post agglomeration using F-continuation condition with reduction of 19 identical transitions.
Deduced a syphon composed of 39 places in 0 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 10 with 78 rules applied. Total rules applied 1724 place count 118 transition count 306
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 10 with 33 rules applied. Total rules applied 1757 place count 118 transition count 273
Discarding 18 places :
Symmetric choice reduction at 11 with 18 rule applications. Total rules 1775 place count 100 transition count 237
Iterating global reduction 11 with 18 rules applied. Total rules applied 1793 place count 100 transition count 237
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 11 with 8 rules applied. Total rules applied 1801 place count 100 transition count 229
Discarding 4 places :
Symmetric choice reduction at 12 with 4 rule applications. Total rules 1805 place count 96 transition count 221
Iterating global reduction 12 with 4 rules applied. Total rules applied 1809 place count 96 transition count 221
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 12 with 3 rules applied. Total rules applied 1812 place count 96 transition count 218
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 13 with 4 rules applied. Total rules applied 1816 place count 96 transition count 214
Free-agglomeration rule applied 2 times.
Iterating global reduction 13 with 2 rules applied. Total rules applied 1818 place count 96 transition count 212
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 13 with 2 rules applied. Total rules applied 1820 place count 94 transition count 212
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 1821 place count 94 transition count 211
Partial Free-agglomeration rule applied 14 times.
Drop transitions (Partial Free agglomeration) removed 14 transitions
Iterating global reduction 14 with 14 rules applied. Total rules applied 1835 place count 94 transition count 211
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 1836 place count 94 transition count 210
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 1837 place count 93 transition count 209
Applied a total of 1837 rules in 246 ms. Remains 93 /1548 variables (removed 1455) and now considering 209/1980 (removed 1771) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 246 ms. Remains : 93/1548 places, 209/1980 transitions.
RANDOM walk for 40000 steps (3644 resets) in 484 ms. (82 steps per ms) remains 2/21 properties
BEST_FIRST walk for 40002 steps (777 resets) in 82 ms. (481 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (790 resets) in 91 ms. (434 steps per ms) remains 2/2 properties
[2024-05-21 03:00:01] [INFO ] Flow matrix only has 199 transitions (discarded 10 similar events)
// Phase 1: matrix 199 rows 93 cols
[2024-05-21 03:00:01] [INFO ] Computed 3 invariants in 1 ms
[2024-05-21 03:00:01] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/54 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 126/180 variables, 54/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/180 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 67/247 variables, 9/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/247 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/247 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 40/287 variables, 25/94 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/287 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/288 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/288 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/288 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 4/292 variables, 4/102 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/292 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/292 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 292/292 variables, and 102 constraints, problems are : Problem set: 0 solved, 2 unsolved in 179 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 93/93 constraints, ReadFeed: 6/6 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/54 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 126/180 variables, 54/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/180 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/180 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 67/247 variables, 9/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/247 variables, 4/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/247 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/247 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 40/287 variables, 25/96 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/287 variables, 2/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/287 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 1/288 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/288 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/288 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 4/292 variables, 4/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/292 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/292 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 292/292 variables, and 104 constraints, problems are : Problem set: 0 solved, 2 unsolved in 159 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 93/93 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 348ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 2286 steps, including 219 resets, run visited all 2 properties in 7 ms. (steps per millisecond=326 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 13 ms.
Computed a total of 26 stabilizing places and 28 stable transitions
Graph (complete) has 2160 edges and 1548 vertex of which 1539 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.22 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0||F(G(p1))||G(!p1)))))'
Support contains 2 out of 1548 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1537 transition count 1969
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1537 transition count 1969
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 31 place count 1528 transition count 1960
Iterating global reduction 0 with 9 rules applied. Total rules applied 40 place count 1528 transition count 1960
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 42 place count 1528 transition count 1958
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 48 place count 1522 transition count 1950
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 1522 transition count 1950
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 57 place count 1519 transition count 1947
Iterating global reduction 1 with 3 rules applied. Total rules applied 60 place count 1519 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 63 place count 1516 transition count 1943
Iterating global reduction 1 with 3 rules applied. Total rules applied 66 place count 1516 transition count 1943
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 69 place count 1513 transition count 1939
Iterating global reduction 1 with 3 rules applied. Total rules applied 72 place count 1513 transition count 1939
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 75 place count 1510 transition count 1936
Iterating global reduction 1 with 3 rules applied. Total rules applied 78 place count 1510 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 80 place count 1508 transition count 1933
Iterating global reduction 1 with 2 rules applied. Total rules applied 82 place count 1508 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 83 place count 1507 transition count 1931
Iterating global reduction 1 with 1 rules applied. Total rules applied 84 place count 1507 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 85 place count 1506 transition count 1929
Iterating global reduction 1 with 1 rules applied. Total rules applied 86 place count 1506 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 87 place count 1505 transition count 1928
Iterating global reduction 1 with 1 rules applied. Total rules applied 88 place count 1505 transition count 1928
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 89 place count 1505 transition count 1927
Applied a total of 89 rules in 829 ms. Remains 1505 /1548 variables (removed 43) and now considering 1927/1980 (removed 53) transitions.
// Phase 1: matrix 1927 rows 1505 cols
[2024-05-21 03:00:02] [INFO ] Computed 4 invariants in 15 ms
[2024-05-21 03:00:03] [INFO ] Implicit Places using invariants in 242 ms returned []
[2024-05-21 03:00:03] [INFO ] Invariant cache hit.
[2024-05-21 03:00:04] [INFO ] Implicit Places using invariants and state equation in 930 ms returned []
Implicit Place search using SMT with State Equation took 1176 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2024-05-21 03:00:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30048 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
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0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints]
After SMT, in 60598ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60621ms
Starting structural reductions in LTL mode, iteration 1 : 1505/1548 places, 1927/1980 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62636 ms. Remains : 1505/1548 places, 1927/1980 transitions.
Stuttering acceptance computed with spot in 318 ms :[false, (NOT p1), false, false, false]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-00
Product exploration explored 100000 steps with 33333 reset in 421 ms.
Product exploration explored 100000 steps with 33333 reset in 372 ms.
Computed a total of 26 stabilizing places and 28 stable transitions
Graph (complete) has 2102 edges and 1505 vertex of which 1496 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.14 ms
Computed a total of 26 stabilizing places and 28 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 16 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-304-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-304-LTLFireability-00 finished in 63867 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 U X(G(p1))))'
Support contains 2 out of 1548 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1537 transition count 1969
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1537 transition count 1969
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 31 place count 1528 transition count 1960
Iterating global reduction 0 with 9 rules applied. Total rules applied 40 place count 1528 transition count 1960
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 42 place count 1528 transition count 1958
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 48 place count 1522 transition count 1950
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 1522 transition count 1950
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 57 place count 1519 transition count 1947
Iterating global reduction 1 with 3 rules applied. Total rules applied 60 place count 1519 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 63 place count 1516 transition count 1943
Iterating global reduction 1 with 3 rules applied. Total rules applied 66 place count 1516 transition count 1943
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 69 place count 1513 transition count 1939
Iterating global reduction 1 with 3 rules applied. Total rules applied 72 place count 1513 transition count 1939
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 75 place count 1510 transition count 1936
Iterating global reduction 1 with 3 rules applied. Total rules applied 78 place count 1510 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 80 place count 1508 transition count 1933
Iterating global reduction 1 with 2 rules applied. Total rules applied 82 place count 1508 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 83 place count 1507 transition count 1931
Iterating global reduction 1 with 1 rules applied. Total rules applied 84 place count 1507 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 85 place count 1506 transition count 1929
Iterating global reduction 1 with 1 rules applied. Total rules applied 86 place count 1506 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 87 place count 1505 transition count 1928
Iterating global reduction 1 with 1 rules applied. Total rules applied 88 place count 1505 transition count 1928
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 89 place count 1505 transition count 1927
Applied a total of 89 rules in 602 ms. Remains 1505 /1548 variables (removed 43) and now considering 1927/1980 (removed 53) transitions.
[2024-05-21 03:01:06] [INFO ] Invariant cache hit.
[2024-05-21 03:01:06] [INFO ] Implicit Places using invariants in 232 ms returned []
[2024-05-21 03:01:06] [INFO ] Invariant cache hit.
[2024-05-21 03:01:07] [INFO ] Implicit Places using invariants and state equation in 935 ms returned []
Implicit Place search using SMT with State Equation took 1176 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2024-05-21 03:01:07] [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) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 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 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30040 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints]
After SMT, in 60594ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60616ms
Starting structural reductions in LTL mode, iteration 1 : 1505/1548 places, 1927/1980 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62398 ms. Remains : 1505/1548 places, 1927/1980 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p1), true]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-304-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-304-LTLFireability-01 finished in 62537 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||(G(F(p1)) U G(!p2))))'
Support contains 4 out of 1548 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Graph (trivial) has 1880 edges and 1548 vertex of which 690 / 1548 are part of one of the 64 SCC in 4 ms
Free SCC test removed 626 places
Ensure Unique test removed 725 transitions
Reduce isomorphic transitions removed 725 transitions.
Graph (complete) has 1429 edges and 922 vertex of which 913 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 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 912 transition count 756
Reduce places removed 493 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 518 rules applied. Total rules applied 1013 place count 419 transition count 731
Reduce places removed 12 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 2 with 17 rules applied. Total rules applied 1030 place count 407 transition count 726
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 1035 place count 402 transition count 726
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 47 Pre rules applied. Total rules applied 1035 place count 402 transition count 679
Deduced a syphon composed of 47 places in 0 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 4 with 94 rules applied. Total rules applied 1129 place count 355 transition count 679
Discarding 18 places :
Symmetric choice reduction at 4 with 18 rule applications. Total rules 1147 place count 337 transition count 651
Iterating global reduction 4 with 18 rules applied. Total rules applied 1165 place count 337 transition count 651
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 2 rules applied. Total rules applied 1167 place count 337 transition count 649
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1169 place count 335 transition count 649
Discarding 12 places :
Symmetric choice reduction at 6 with 12 rule applications. Total rules 1181 place count 323 transition count 633
Iterating global reduction 6 with 12 rules applied. Total rules applied 1193 place count 323 transition count 633
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 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 6 with 8 rules applied. Total rules applied 1201 place count 323 transition count 625
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1202 place count 322 transition count 625
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1206 place count 318 transition count 617
Iterating global reduction 8 with 4 rules applied. Total rules applied 1210 place count 318 transition count 617
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1212 place count 316 transition count 613
Iterating global reduction 8 with 2 rules applied. Total rules applied 1214 place count 316 transition count 613
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1216 place count 314 transition count 609
Iterating global reduction 8 with 2 rules applied. Total rules applied 1218 place count 314 transition count 609
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1220 place count 312 transition count 605
Iterating global reduction 8 with 2 rules applied. Total rules applied 1222 place count 312 transition count 605
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1224 place count 310 transition count 601
Iterating global reduction 8 with 2 rules applied. Total rules applied 1226 place count 310 transition count 601
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1228 place count 308 transition count 587
Iterating global reduction 8 with 2 rules applied. Total rules applied 1230 place count 308 transition count 587
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 1 rules applied. Total rules applied 1231 place count 308 transition count 586
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1232 place count 307 transition count 586
Performed 145 Post agglomeration using F-continuation condition with reduction of 85 identical transitions.
Deduced a syphon composed of 145 places in 0 ms
Reduce places removed 145 places and 0 transitions.
Iterating global reduction 10 with 290 rules applied. Total rules applied 1522 place count 162 transition count 356
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 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 10 with 11 rules applied. Total rules applied 1533 place count 162 transition count 345
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 1535 place count 161 transition count 344
Discarding 5 places :
Symmetric choice reduction at 12 with 5 rule applications. Total rules 1540 place count 156 transition count 337
Iterating global reduction 12 with 5 rules applied. Total rules applied 1545 place count 156 transition count 337
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 1546 place count 156 transition count 336
Performed 10 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 13 with 20 rules applied. Total rules applied 1566 place count 146 transition count 324
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 13 with 9 rules applied. Total rules applied 1575 place count 146 transition count 315
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 14 with 34 rules applied. Total rules applied 1609 place count 129 transition count 349
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 14 with 17 rules applied. Total rules applied 1626 place count 129 transition count 332
Discarding 9 places :
Symmetric choice reduction at 15 with 9 rule applications. Total rules 1635 place count 120 transition count 314
Iterating global reduction 15 with 9 rules applied. Total rules applied 1644 place count 120 transition count 314
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 1650 place count 120 transition count 308
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 16 with 32 rules applied. Total rules applied 1682 place count 120 transition count 276
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1683 place count 119 transition count 275
Applied a total of 1683 rules in 137 ms. Remains 119 /1548 variables (removed 1429) and now considering 275/1980 (removed 1705) transitions.
[2024-05-21 03:02:08] [INFO ] Flow matrix only has 217 transitions (discarded 58 similar events)
// Phase 1: matrix 217 rows 119 cols
[2024-05-21 03:02:08] [INFO ] Computed 0 invariants in 7 ms
[2024-05-21 03:02:08] [INFO ] Implicit Places using invariants in 110 ms returned []
[2024-05-21 03:02:08] [INFO ] Flow matrix only has 217 transitions (discarded 58 similar events)
[2024-05-21 03:02:08] [INFO ] Invariant cache hit.
[2024-05-21 03:02:08] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 03:02:08] [INFO ] Implicit Places using invariants and state equation in 123 ms returned [9, 46, 79]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 238 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 116/1548 places, 275/1980 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 114 transition count 273
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 113 transition count 272
Applied a total of 3 rules in 12 ms. Remains 113 /116 variables (removed 3) and now considering 272/275 (removed 3) transitions.
[2024-05-21 03:02:08] [INFO ] Flow matrix only has 214 transitions (discarded 58 similar events)
// Phase 1: matrix 214 rows 113 cols
[2024-05-21 03:02:08] [INFO ] Computed 0 invariants in 0 ms
[2024-05-21 03:02:08] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-05-21 03:02:08] [INFO ] Flow matrix only has 214 transitions (discarded 58 similar events)
[2024-05-21 03:02:08] [INFO ] Invariant cache hit.
[2024-05-21 03:02:08] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 03:02:08] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 113/1548 places, 272/1980 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 511 ms. Remains : 113/1548 places, 272/1980 transitions.
Stuttering acceptance computed with spot in 135 ms :[(AND (NOT p0) p2), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-03
Stuttering criterion allowed to conclude after 3384 steps with 298 reset in 31 ms.
FORMULA CloudReconfiguration-PT-304-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-304-LTLFireability-03 finished in 693 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((X(X(p2))&&p1))||G(p0))))'
Support contains 3 out of 1548 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1537 transition count 1969
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1537 transition count 1969
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 31 place count 1528 transition count 1960
Iterating global reduction 0 with 9 rules applied. Total rules applied 40 place count 1528 transition count 1960
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 42 place count 1528 transition count 1958
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 48 place count 1522 transition count 1950
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 1522 transition count 1950
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 57 place count 1519 transition count 1947
Iterating global reduction 1 with 3 rules applied. Total rules applied 60 place count 1519 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 63 place count 1516 transition count 1943
Iterating global reduction 1 with 3 rules applied. Total rules applied 66 place count 1516 transition count 1943
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 69 place count 1513 transition count 1939
Iterating global reduction 1 with 3 rules applied. Total rules applied 72 place count 1513 transition count 1939
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 75 place count 1510 transition count 1936
Iterating global reduction 1 with 3 rules applied. Total rules applied 78 place count 1510 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 80 place count 1508 transition count 1933
Iterating global reduction 1 with 2 rules applied. Total rules applied 82 place count 1508 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 83 place count 1507 transition count 1931
Iterating global reduction 1 with 1 rules applied. Total rules applied 84 place count 1507 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 85 place count 1506 transition count 1929
Iterating global reduction 1 with 1 rules applied. Total rules applied 86 place count 1506 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 87 place count 1505 transition count 1928
Iterating global reduction 1 with 1 rules applied. Total rules applied 88 place count 1505 transition count 1928
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 89 place count 1505 transition count 1927
Applied a total of 89 rules in 476 ms. Remains 1505 /1548 variables (removed 43) and now considering 1927/1980 (removed 53) transitions.
// Phase 1: matrix 1927 rows 1505 cols
[2024-05-21 03:02:09] [INFO ] Computed 4 invariants in 19 ms
[2024-05-21 03:02:09] [INFO ] Implicit Places using invariants in 214 ms returned []
[2024-05-21 03:02:09] [INFO ] Invariant cache hit.
[2024-05-21 03:02:10] [INFO ] Implicit Places using invariants and state equation in 891 ms returned []
Implicit Place search using SMT with State Equation took 1110 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2024-05-21 03:02:10] [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) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints]
After SMT, in 60564ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60583ms
Starting structural reductions in LTL mode, iteration 1 : 1505/1548 places, 1927/1980 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62173 ms. Remains : 1505/1548 places, 1927/1980 transitions.
Stuttering acceptance computed with spot in 441 ms :[(NOT p0), (NOT p0), (OR (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), true, (NOT p2), (NOT p2), (NOT p0), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-304-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-304-LTLFireability-04 finished in 62648 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((p0||((p1 U (p2||G(p1))) U ((!p3&&(p1 U (p2||G(p1))))||G((p1 U (p2||G(p1)))))))))'
Support contains 4 out of 1548 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Graph (trivial) has 1883 edges and 1548 vertex of which 692 / 1548 are part of one of the 63 SCC in 3 ms
Free SCC test removed 629 places
Ensure Unique test removed 728 transitions
Reduce isomorphic transitions removed 728 transitions.
Graph (complete) has 1426 edges and 919 vertex of which 910 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 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 909 transition count 749
Reduce places removed 497 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 523 rules applied. Total rules applied 1022 place count 412 transition count 723
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 15 rules applied. Total rules applied 1037 place count 399 transition count 721
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1039 place count 398 transition count 720
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1039 place count 398 transition count 674
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1131 place count 352 transition count 674
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 1148 place count 335 transition count 648
Iterating global reduction 4 with 17 rules applied. Total rules applied 1165 place count 335 transition count 648
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 4 rules applied. Total rules applied 1169 place count 335 transition count 644
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1172 place count 332 transition count 644
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1182 place count 322 transition count 631
Iterating global reduction 6 with 10 rules applied. Total rules applied 1192 place count 322 transition count 631
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1198 place count 322 transition count 625
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1200 place count 320 transition count 621
Iterating global reduction 7 with 2 rules applied. Total rules applied 1202 place count 320 transition count 621
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1203 place count 319 transition count 619
Iterating global reduction 7 with 1 rules applied. Total rules applied 1204 place count 319 transition count 619
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1205 place count 318 transition count 617
Iterating global reduction 7 with 1 rules applied. Total rules applied 1206 place count 318 transition count 617
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1207 place count 317 transition count 615
Iterating global reduction 7 with 1 rules applied. Total rules applied 1208 place count 317 transition count 615
Performed 149 Post agglomeration using F-continuation condition with reduction of 89 identical transitions.
Deduced a syphon composed of 149 places in 0 ms
Reduce places removed 149 places and 0 transitions.
Iterating global reduction 7 with 298 rules applied. Total rules applied 1506 place count 168 transition count 377
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1520 place count 168 transition count 363
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1524 place count 164 transition count 358
Iterating global reduction 8 with 4 rules applied. Total rules applied 1528 place count 164 transition count 358
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 8 with 22 rules applied. Total rules applied 1550 place count 153 transition count 345
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 8 with 12 rules applied. Total rules applied 1562 place count 153 transition count 333
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1563 place count 152 transition count 331
Iterating global reduction 9 with 1 rules applied. Total rules applied 1564 place count 152 transition count 331
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: -41
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 9 with 38 rules applied. Total rules applied 1602 place count 133 transition count 372
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 9 with 24 rules applied. Total rules applied 1626 place count 133 transition count 348
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1635 place count 124 transition count 330
Iterating global reduction 10 with 9 rules applied. Total rules applied 1644 place count 124 transition count 330
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1650 place count 124 transition count 324
Drop transitions (Redundant composition of simpler transitions.) removed 41 transitions
Redundant transition composition rules discarded 41 transitions
Iterating global reduction 11 with 41 rules applied. Total rules applied 1691 place count 124 transition count 283
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1692 place count 123 transition count 282
Applied a total of 1692 rules in 95 ms. Remains 123 /1548 variables (removed 1425) and now considering 282/1980 (removed 1698) transitions.
[2024-05-21 03:03:11] [INFO ] Flow matrix only has 225 transitions (discarded 57 similar events)
// Phase 1: matrix 225 rows 123 cols
[2024-05-21 03:03:11] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 03:03:11] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-21 03:03:11] [INFO ] Flow matrix only has 225 transitions (discarded 57 similar events)
[2024-05-21 03:03:11] [INFO ] Invariant cache hit.
[2024-05-21 03:03:11] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-21 03:03:12] [INFO ] Implicit Places using invariants and state equation in 106 ms returned [18, 51, 84]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 156 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 120/1548 places, 282/1980 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 118 transition count 280
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 117 transition count 279
Applied a total of 3 rules in 9 ms. Remains 117 /120 variables (removed 3) and now considering 279/282 (removed 3) transitions.
[2024-05-21 03:03:12] [INFO ] Flow matrix only has 222 transitions (discarded 57 similar events)
// Phase 1: matrix 222 rows 117 cols
[2024-05-21 03:03:12] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 03:03:12] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-05-21 03:03:12] [INFO ] Flow matrix only has 222 transitions (discarded 57 similar events)
[2024-05-21 03:03:12] [INFO ] Invariant cache hit.
[2024-05-21 03:03:12] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 03:03:12] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 117/1548 places, 279/1980 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 396 ms. Remains : 117/1548 places, 279/1980 transitions.
Stuttering acceptance computed with spot in 166 ms :[true, (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2943 steps with 292 reset in 25 ms.
FORMULA CloudReconfiguration-PT-304-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-304-LTLFireability-05 finished in 614 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 1548 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1538 transition count 1970
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1538 transition count 1970
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 28 place count 1530 transition count 1962
Iterating global reduction 0 with 8 rules applied. Total rules applied 36 place count 1530 transition count 1962
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 37 place count 1530 transition count 1961
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 43 place count 1524 transition count 1953
Iterating global reduction 1 with 6 rules applied. Total rules applied 49 place count 1524 transition count 1953
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 52 place count 1521 transition count 1950
Iterating global reduction 1 with 3 rules applied. Total rules applied 55 place count 1521 transition count 1950
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 58 place count 1518 transition count 1946
Iterating global reduction 1 with 3 rules applied. Total rules applied 61 place count 1518 transition count 1946
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 64 place count 1515 transition count 1942
Iterating global reduction 1 with 3 rules applied. Total rules applied 67 place count 1515 transition count 1942
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 70 place count 1512 transition count 1939
Iterating global reduction 1 with 3 rules applied. Total rules applied 73 place count 1512 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 75 place count 1510 transition count 1936
Iterating global reduction 1 with 2 rules applied. Total rules applied 77 place count 1510 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 78 place count 1509 transition count 1934
Iterating global reduction 1 with 1 rules applied. Total rules applied 79 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 80 place count 1508 transition count 1932
Iterating global reduction 1 with 1 rules applied. Total rules applied 81 place count 1508 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 82 place count 1507 transition count 1931
Iterating global reduction 1 with 1 rules applied. Total rules applied 83 place count 1507 transition count 1931
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 84 place count 1507 transition count 1930
Applied a total of 84 rules in 498 ms. Remains 1507 /1548 variables (removed 41) and now considering 1930/1980 (removed 50) transitions.
// Phase 1: matrix 1930 rows 1507 cols
[2024-05-21 03:03:12] [INFO ] Computed 4 invariants in 15 ms
[2024-05-21 03:03:13] [INFO ] Implicit Places using invariants in 220 ms returned []
[2024-05-21 03:03:13] [INFO ] Invariant cache hit.
[2024-05-21 03:03:14] [INFO ] Implicit Places using invariants and state equation in 926 ms returned []
Implicit Place search using SMT with State Equation took 1150 ms to find 0 implicit places.
Running 1929 sub problems to find dead transitions.
[2024-05-21 03:03:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1506/3437 variables, and 4 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 1929/1929 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1929 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1506/3437 variables, and 4 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30045 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 0/1929 constraints, Known Traps: 0/0 constraints]
After SMT, in 60560ms problems are : Problem set: 0 solved, 1929 unsolved
Search for dead transitions found 0 dead transitions in 60580ms
Starting structural reductions in LTL mode, iteration 1 : 1507/1548 places, 1930/1980 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62233 ms. Remains : 1507/1548 places, 1930/1980 transitions.
Stuttering acceptance computed with spot in 99 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-06
Product exploration explored 100000 steps with 768 reset in 196 ms.
Product exploration explored 100000 steps with 768 reset in 243 ms.
Computed a total of 26 stabilizing places and 28 stable transitions
Graph (complete) has 2105 edges and 1507 vertex of which 1498 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.11 ms
Computed a total of 26 stabilizing places and 28 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 95 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 48 ms :[true, (NOT p0)]
RANDOM walk for 40000 steps (311 resets) in 212 ms. (187 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 76 ms. (519 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 444178 steps, run timeout after 3001 ms. (steps per millisecond=148 ) properties seen :0 out of 1
Probabilistic random walk after 444178 steps, saw 114195 distinct states, run finished after 3014 ms. (steps per millisecond=147 ) properties seen :0
[2024-05-21 03:04:18] [INFO ] Invariant cache hit.
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) 290/291 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/291 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1205/1496 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1496 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1920/3416 variables, 1496/1500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3416 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/3418 variables, 1/1501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3418 variables, 0/1501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/3420 variables, 1/1502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3420 variables, 0/1502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/3422 variables, 1/1503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3422 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/3424 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3424 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/3426 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3426 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/3428 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3428 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/3430 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3430 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 2/3432 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3432 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 2/3434 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3434 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 2/3436 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3436 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 1/3437 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3437 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/3437 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3437/3437 variables, and 1511 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1703 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1507/1507 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 290/291 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/291 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1205/1496 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1496 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1920/3416 variables, 1496/1500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3416 variables, 1/1501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3416 variables, 0/1501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2/3418 variables, 1/1502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3418 variables, 0/1502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/3420 variables, 1/1503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3420 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/3422 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3422 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/3424 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3424 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/3426 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3426 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/3428 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3428 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 2/3430 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3430 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 2/3432 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3432 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 2/3434 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/3434 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 2/3436 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3436 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 1/3437 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/3437 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/3437 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3437/3437 variables, and 1512 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1347 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1507/1507 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 3082ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 177 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=177 )
Parikh walk visited 1 properties in 2 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 100 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-304-LTLFireability-06 FALSE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-304-LTLFireability-06 finished in 69297 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((X(p0)&&(G(p1)||(p1&&F(p2)))))))'
Support contains 2 out of 1548 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1537 transition count 1969
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1537 transition count 1969
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 31 place count 1528 transition count 1960
Iterating global reduction 0 with 9 rules applied. Total rules applied 40 place count 1528 transition count 1960
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 42 place count 1528 transition count 1958
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 48 place count 1522 transition count 1950
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 1522 transition count 1950
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 57 place count 1519 transition count 1947
Iterating global reduction 1 with 3 rules applied. Total rules applied 60 place count 1519 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 63 place count 1516 transition count 1943
Iterating global reduction 1 with 3 rules applied. Total rules applied 66 place count 1516 transition count 1943
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 69 place count 1513 transition count 1939
Iterating global reduction 1 with 3 rules applied. Total rules applied 72 place count 1513 transition count 1939
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 75 place count 1510 transition count 1936
Iterating global reduction 1 with 3 rules applied. Total rules applied 78 place count 1510 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 80 place count 1508 transition count 1933
Iterating global reduction 1 with 2 rules applied. Total rules applied 82 place count 1508 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 83 place count 1507 transition count 1931
Iterating global reduction 1 with 1 rules applied. Total rules applied 84 place count 1507 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 85 place count 1506 transition count 1929
Iterating global reduction 1 with 1 rules applied. Total rules applied 86 place count 1506 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 87 place count 1505 transition count 1928
Iterating global reduction 1 with 1 rules applied. Total rules applied 88 place count 1505 transition count 1928
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 89 place count 1505 transition count 1927
Applied a total of 89 rules in 491 ms. Remains 1505 /1548 variables (removed 43) and now considering 1927/1980 (removed 53) transitions.
// Phase 1: matrix 1927 rows 1505 cols
[2024-05-21 03:04:22] [INFO ] Computed 4 invariants in 19 ms
[2024-05-21 03:04:22] [INFO ] Implicit Places using invariants in 239 ms returned []
[2024-05-21 03:04:22] [INFO ] Invariant cache hit.
[2024-05-21 03:04:23] [INFO ] Implicit Places using invariants and state equation in 902 ms returned []
Implicit Place search using SMT with State Equation took 1145 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2024-05-21 03:04:23] [INFO ] Invariant cache hit.
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints]
After SMT, in 60535ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60551ms
Starting structural reductions in LTL mode, iteration 1 : 1505/1548 places, 1927/1980 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62191 ms. Remains : 1505/1548 places, 1927/1980 transitions.
Stuttering acceptance computed with spot in 314 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-07
Product exploration explored 100000 steps with 33333 reset in 321 ms.
Product exploration explored 100000 steps with 33333 reset in 388 ms.
Computed a total of 26 stabilizing places and 28 stable transitions
Graph (complete) has 2102 edges and 1505 vertex of which 1496 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 ms
Computed a total of 26 stabilizing places and 28 stable transitions
Knowledge obtained : [(AND p1 p2 p0), (X p2), (X (NOT (AND p1 (NOT p2)))), (X p1), (X (X p2)), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 139 ms. Reduced automaton from 6 states, 15 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-304-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-304-LTLFireability-07 finished in 63394 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0 U (p1||X(F(p2)))))))'
Support contains 4 out of 1548 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1538 transition count 1970
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1538 transition count 1970
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 29 place count 1529 transition count 1961
Iterating global reduction 0 with 9 rules applied. Total rules applied 38 place count 1529 transition count 1961
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 40 place count 1529 transition count 1959
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 46 place count 1523 transition count 1951
Iterating global reduction 1 with 6 rules applied. Total rules applied 52 place count 1523 transition count 1951
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 55 place count 1520 transition count 1948
Iterating global reduction 1 with 3 rules applied. Total rules applied 58 place count 1520 transition count 1948
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 61 place count 1517 transition count 1944
Iterating global reduction 1 with 3 rules applied. Total rules applied 64 place count 1517 transition count 1944
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 67 place count 1514 transition count 1940
Iterating global reduction 1 with 3 rules applied. Total rules applied 70 place count 1514 transition count 1940
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 73 place count 1511 transition count 1937
Iterating global reduction 1 with 3 rules applied. Total rules applied 76 place count 1511 transition count 1937
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 78 place count 1509 transition count 1934
Iterating global reduction 1 with 2 rules applied. Total rules applied 80 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 81 place count 1508 transition count 1932
Iterating global reduction 1 with 1 rules applied. Total rules applied 82 place count 1508 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 83 place count 1507 transition count 1930
Iterating global reduction 1 with 1 rules applied. Total rules applied 84 place count 1507 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 85 place count 1506 transition count 1929
Iterating global reduction 1 with 1 rules applied. Total rules applied 86 place count 1506 transition count 1929
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 87 place count 1506 transition count 1928
Applied a total of 87 rules in 476 ms. Remains 1506 /1548 variables (removed 42) and now considering 1928/1980 (removed 52) transitions.
// Phase 1: matrix 1928 rows 1506 cols
[2024-05-21 03:05:25] [INFO ] Computed 4 invariants in 15 ms
[2024-05-21 03:05:25] [INFO ] Implicit Places using invariants in 221 ms returned []
[2024-05-21 03:05:25] [INFO ] Invariant cache hit.
[2024-05-21 03:05:26] [INFO ] Implicit Places using invariants and state equation in 996 ms returned []
Implicit Place search using SMT with State Equation took 1218 ms to find 0 implicit places.
Running 1927 sub problems to find dead transitions.
[2024-05-21 03:05:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1927/1927 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1927 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1927 constraints, Known Traps: 0/0 constraints]
After SMT, in 60609ms problems are : Problem set: 0 solved, 1927 unsolved
Search for dead transitions found 0 dead transitions in 60635ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1548 places, 1928/1980 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62338 ms. Remains : 1506/1548 places, 1928/1980 transitions.
Stuttering acceptance computed with spot in 240 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-08
Product exploration explored 100000 steps with 33333 reset in 369 ms.
Product exploration explored 100000 steps with 33333 reset in 425 ms.
Computed a total of 26 stabilizing places and 28 stable transitions
Graph (complete) has 2103 edges and 1506 vertex of which 1497 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 ms
Computed a total of 26 stabilizing places and 28 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 91 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-304-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-304-LTLFireability-08 finished in 63496 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 1548 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Graph (trivial) has 1889 edges and 1548 vertex of which 696 / 1548 are part of one of the 63 SCC in 2 ms
Free SCC test removed 633 places
Ensure Unique test removed 735 transitions
Reduce isomorphic transitions removed 735 transitions.
Graph (complete) has 1419 edges and 915 vertex of which 906 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 499 transitions
Trivial Post-agglo rules discarded 499 transitions
Performed 499 trivial Post agglomeration. Transition count delta: 499
Iterating post reduction 0 with 499 rules applied. Total rules applied 501 place count 905 transition count 740
Reduce places removed 499 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 524 rules applied. Total rules applied 1025 place count 406 transition count 715
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1037 place count 394 transition count 715
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 46 Pre rules applied. Total rules applied 1037 place count 394 transition count 669
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 1129 place count 348 transition count 669
Discarding 19 places :
Symmetric choice reduction at 3 with 19 rule applications. Total rules 1148 place count 329 transition count 640
Iterating global reduction 3 with 19 rules applied. Total rules applied 1167 place count 329 transition count 640
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 4 rules applied. Total rules applied 1171 place count 329 transition count 636
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1174 place count 326 transition count 636
Discarding 12 places :
Symmetric choice reduction at 5 with 12 rule applications. Total rules 1186 place count 314 transition count 620
Iterating global reduction 5 with 12 rules applied. Total rules applied 1198 place count 314 transition count 620
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 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 5 with 8 rules applied. Total rules applied 1206 place count 314 transition count 612
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1207 place count 313 transition count 612
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1211 place count 309 transition count 604
Iterating global reduction 7 with 4 rules applied. Total rules applied 1215 place count 309 transition count 604
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1217 place count 307 transition count 600
Iterating global reduction 7 with 2 rules applied. Total rules applied 1219 place count 307 transition count 600
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1221 place count 305 transition count 596
Iterating global reduction 7 with 2 rules applied. Total rules applied 1223 place count 305 transition count 596
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1225 place count 303 transition count 592
Iterating global reduction 7 with 2 rules applied. Total rules applied 1227 place count 303 transition count 592
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1229 place count 301 transition count 588
Iterating global reduction 7 with 2 rules applied. Total rules applied 1231 place count 301 transition count 588
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1233 place count 299 transition count 574
Iterating global reduction 7 with 2 rules applied. Total rules applied 1235 place count 299 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 7 with 1 rules applied. Total rules applied 1236 place count 299 transition count 573
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1237 place count 298 transition count 573
Performed 142 Post agglomeration using F-continuation condition with reduction of 85 identical transitions.
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 9 with 284 rules applied. Total rules applied 1521 place count 156 transition count 346
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 9 with 11 rules applied. Total rules applied 1532 place count 156 transition count 335
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1534 place count 155 transition count 334
Discarding 5 places :
Symmetric choice reduction at 11 with 5 rule applications. Total rules 1539 place count 150 transition count 327
Iterating global reduction 11 with 5 rules applied. Total rules applied 1544 place count 150 transition count 327
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 1545 place count 150 transition count 326
Performed 10 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 12 with 20 rules applied. Total rules applied 1565 place count 140 transition count 314
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 12 with 9 rules applied. Total rules applied 1574 place count 140 transition count 305
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 13 with 34 rules applied. Total rules applied 1608 place count 123 transition count 339
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 13 with 17 rules applied. Total rules applied 1625 place count 123 transition count 322
Discarding 9 places :
Symmetric choice reduction at 14 with 9 rule applications. Total rules 1634 place count 114 transition count 304
Iterating global reduction 14 with 9 rules applied. Total rules applied 1643 place count 114 transition count 304
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 1649 place count 114 transition count 298
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 15 with 36 rules applied. Total rules applied 1685 place count 114 transition count 262
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1686 place count 113 transition count 261
Applied a total of 1686 rules in 101 ms. Remains 113 /1548 variables (removed 1435) and now considering 261/1980 (removed 1719) transitions.
[2024-05-21 03:06:28] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
// Phase 1: matrix 204 rows 113 cols
[2024-05-21 03:06:28] [INFO ] Computed 0 invariants in 0 ms
[2024-05-21 03:06:28] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-21 03:06:28] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
[2024-05-21 03:06:28] [INFO ] Invariant cache hit.
[2024-05-21 03:06:28] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 03:06:28] [INFO ] Implicit Places using invariants and state equation in 111 ms returned [8, 41, 76]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 168 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 110/1548 places, 261/1980 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 108 transition count 259
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 107 transition count 258
Applied a total of 3 rules in 8 ms. Remains 107 /110 variables (removed 3) and now considering 258/261 (removed 3) transitions.
[2024-05-21 03:06:28] [INFO ] Flow matrix only has 201 transitions (discarded 57 similar events)
// Phase 1: matrix 201 rows 107 cols
[2024-05-21 03:06:28] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 03:06:28] [INFO ] Implicit Places using invariants in 44 ms returned []
[2024-05-21 03:06:28] [INFO ] Flow matrix only has 201 transitions (discarded 57 similar events)
[2024-05-21 03:06:28] [INFO ] Invariant cache hit.
[2024-05-21 03:06:28] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 03:06:28] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 107/1548 places, 258/1980 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 410 ms. Remains : 107/1548 places, 258/1980 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-304-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-304-LTLFireability-09 finished in 509 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0&&F((G(p1)||(p1&&F(p2))))))))'
Support contains 3 out of 1548 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1539 transition count 1971
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1539 transition count 1971
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 25 place count 1532 transition count 1964
Iterating global reduction 0 with 7 rules applied. Total rules applied 32 place count 1532 transition count 1964
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 34 place count 1532 transition count 1962
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 39 place count 1527 transition count 1956
Iterating global reduction 1 with 5 rules applied. Total rules applied 44 place count 1527 transition count 1956
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 47 place count 1524 transition count 1953
Iterating global reduction 1 with 3 rules applied. Total rules applied 50 place count 1524 transition count 1953
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 53 place count 1521 transition count 1949
Iterating global reduction 1 with 3 rules applied. Total rules applied 56 place count 1521 transition count 1949
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 59 place count 1518 transition count 1945
Iterating global reduction 1 with 3 rules applied. Total rules applied 62 place count 1518 transition count 1945
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 65 place count 1515 transition count 1942
Iterating global reduction 1 with 3 rules applied. Total rules applied 68 place count 1515 transition count 1942
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 70 place count 1513 transition count 1939
Iterating global reduction 1 with 2 rules applied. Total rules applied 72 place count 1513 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 73 place count 1512 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 74 place count 1512 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 75 place count 1511 transition count 1935
Iterating global reduction 1 with 1 rules applied. Total rules applied 76 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 77 place count 1510 transition count 1934
Iterating global reduction 1 with 1 rules applied. Total rules applied 78 place count 1510 transition count 1934
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 79 place count 1510 transition count 1933
Applied a total of 79 rules in 503 ms. Remains 1510 /1548 variables (removed 38) and now considering 1933/1980 (removed 47) transitions.
// Phase 1: matrix 1933 rows 1510 cols
[2024-05-21 03:06:29] [INFO ] Computed 4 invariants in 17 ms
[2024-05-21 03:06:29] [INFO ] Implicit Places using invariants in 223 ms returned []
[2024-05-21 03:06:29] [INFO ] Invariant cache hit.
[2024-05-21 03:06:30] [INFO ] Implicit Places using invariants and state equation in 933 ms returned []
Implicit Place search using SMT with State Equation took 1157 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2024-05-21 03:06:30] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1509/3443 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1510 constraints, PredecessorRefiner: 1932/1932 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1932 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Error getting values : (error "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 1509/3443 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: 0/1510 constraints, PredecessorRefiner: 0/1932 constraints, Known Traps: 0/0 constraints]
After SMT, in 60583ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60603ms
Starting structural reductions in LTL mode, iteration 1 : 1510/1548 places, 1933/1980 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62269 ms. Remains : 1510/1548 places, 1933/1980 transitions.
Stuttering acceptance computed with spot in 189 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p1), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-304-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-304-LTLFireability-10 finished in 62491 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 1548 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Graph (trivial) has 1889 edges and 1548 vertex of which 698 / 1548 are part of one of the 63 SCC in 1 ms
Free SCC test removed 635 places
Ensure Unique test removed 738 transitions
Reduce isomorphic transitions removed 738 transitions.
Graph (complete) has 1416 edges and 913 vertex of which 904 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 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 903 transition count 739
Reduce places removed 497 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 522 rules applied. Total rules applied 1021 place count 406 transition count 714
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1033 place count 394 transition count 714
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 46 Pre rules applied. Total rules applied 1033 place count 394 transition count 668
Deduced a syphon composed of 46 places in 1 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 3 with 92 rules applied. Total rules applied 1125 place count 348 transition count 668
Discarding 19 places :
Symmetric choice reduction at 3 with 19 rule applications. Total rules 1144 place count 329 transition count 639
Iterating global reduction 3 with 19 rules applied. Total rules applied 1163 place count 329 transition count 639
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 4 rules applied. Total rules applied 1167 place count 329 transition count 635
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1170 place count 326 transition count 635
Discarding 12 places :
Symmetric choice reduction at 5 with 12 rule applications. Total rules 1182 place count 314 transition count 619
Iterating global reduction 5 with 12 rules applied. Total rules applied 1194 place count 314 transition count 619
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 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 5 with 8 rules applied. Total rules applied 1202 place count 314 transition count 611
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1203 place count 313 transition count 611
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1207 place count 309 transition count 603
Iterating global reduction 7 with 4 rules applied. Total rules applied 1211 place count 309 transition count 603
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1213 place count 307 transition count 599
Iterating global reduction 7 with 2 rules applied. Total rules applied 1215 place count 307 transition count 599
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1217 place count 305 transition count 595
Iterating global reduction 7 with 2 rules applied. Total rules applied 1219 place count 305 transition count 595
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1221 place count 303 transition count 591
Iterating global reduction 7 with 2 rules applied. Total rules applied 1223 place count 303 transition count 591
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1225 place count 301 transition count 587
Iterating global reduction 7 with 2 rules applied. Total rules applied 1227 place count 301 transition count 587
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1229 place count 299 transition count 573
Iterating global reduction 7 with 2 rules applied. Total rules applied 1231 place count 299 transition count 573
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 1 rules applied. Total rules applied 1232 place count 299 transition count 572
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1233 place count 298 transition count 572
Performed 142 Post agglomeration using F-continuation condition with reduction of 84 identical transitions.
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 9 with 284 rules applied. Total rules applied 1517 place count 156 transition count 346
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 9 with 11 rules applied. Total rules applied 1528 place count 156 transition count 335
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1530 place count 155 transition count 334
Discarding 5 places :
Symmetric choice reduction at 11 with 5 rule applications. Total rules 1535 place count 150 transition count 327
Iterating global reduction 11 with 5 rules applied. Total rules applied 1540 place count 150 transition count 327
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 1541 place count 150 transition count 326
Performed 10 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 12 with 20 rules applied. Total rules applied 1561 place count 140 transition count 314
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 12 with 9 rules applied. Total rules applied 1570 place count 140 transition count 305
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 13 with 34 rules applied. Total rules applied 1604 place count 123 transition count 339
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 13 with 17 rules applied. Total rules applied 1621 place count 123 transition count 322
Discarding 9 places :
Symmetric choice reduction at 14 with 9 rule applications. Total rules 1630 place count 114 transition count 304
Iterating global reduction 14 with 9 rules applied. Total rules applied 1639 place count 114 transition count 304
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 1645 place count 114 transition count 298
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 15 with 36 rules applied. Total rules applied 1681 place count 114 transition count 262
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1682 place count 113 transition count 261
Applied a total of 1682 rules in 68 ms. Remains 113 /1548 variables (removed 1435) and now considering 261/1980 (removed 1719) transitions.
[2024-05-21 03:07:31] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
// Phase 1: matrix 204 rows 113 cols
[2024-05-21 03:07:31] [INFO ] Computed 0 invariants in 2 ms
[2024-05-21 03:07:31] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-21 03:07:31] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
[2024-05-21 03:07:31] [INFO ] Invariant cache hit.
[2024-05-21 03:07:31] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 03:07:31] [INFO ] Implicit Places using invariants and state equation in 120 ms returned [8, 43, 76]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 174 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 110/1548 places, 261/1980 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 108 transition count 259
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 107 transition count 258
Applied a total of 3 rules in 7 ms. Remains 107 /110 variables (removed 3) and now considering 258/261 (removed 3) transitions.
[2024-05-21 03:07:31] [INFO ] Flow matrix only has 201 transitions (discarded 57 similar events)
// Phase 1: matrix 201 rows 107 cols
[2024-05-21 03:07:31] [INFO ] Computed 0 invariants in 4 ms
[2024-05-21 03:07:31] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-21 03:07:31] [INFO ] Flow matrix only has 201 transitions (discarded 57 similar events)
[2024-05-21 03:07:31] [INFO ] Invariant cache hit.
[2024-05-21 03:07:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-21 03:07:31] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 143 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 107/1548 places, 258/1980 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 392 ms. Remains : 107/1548 places, 258/1980 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-11
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-304-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-304-LTLFireability-11 finished in 440 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)&&(G(p1)||X(G(p2)))))'
Support contains 5 out of 1548 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1537 transition count 1969
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1537 transition count 1969
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 31 place count 1528 transition count 1960
Iterating global reduction 0 with 9 rules applied. Total rules applied 40 place count 1528 transition count 1960
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 42 place count 1528 transition count 1958
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 48 place count 1522 transition count 1950
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 1522 transition count 1950
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 57 place count 1519 transition count 1947
Iterating global reduction 1 with 3 rules applied. Total rules applied 60 place count 1519 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 63 place count 1516 transition count 1943
Iterating global reduction 1 with 3 rules applied. Total rules applied 66 place count 1516 transition count 1943
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 69 place count 1513 transition count 1939
Iterating global reduction 1 with 3 rules applied. Total rules applied 72 place count 1513 transition count 1939
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 75 place count 1510 transition count 1936
Iterating global reduction 1 with 3 rules applied. Total rules applied 78 place count 1510 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 80 place count 1508 transition count 1933
Iterating global reduction 1 with 2 rules applied. Total rules applied 82 place count 1508 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 83 place count 1507 transition count 1931
Iterating global reduction 1 with 1 rules applied. Total rules applied 84 place count 1507 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 85 place count 1506 transition count 1929
Iterating global reduction 1 with 1 rules applied. Total rules applied 86 place count 1506 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 87 place count 1505 transition count 1928
Iterating global reduction 1 with 1 rules applied. Total rules applied 88 place count 1505 transition count 1928
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 89 place count 1505 transition count 1927
Applied a total of 89 rules in 490 ms. Remains 1505 /1548 variables (removed 43) and now considering 1927/1980 (removed 53) transitions.
// Phase 1: matrix 1927 rows 1505 cols
[2024-05-21 03:07:32] [INFO ] Computed 4 invariants in 14 ms
[2024-05-21 03:07:32] [INFO ] Implicit Places using invariants in 243 ms returned []
[2024-05-21 03:07:32] [INFO ] Invariant cache hit.
[2024-05-21 03:07:33] [INFO ] Implicit Places using invariants and state equation in 924 ms returned []
Implicit Place search using SMT with State Equation took 1168 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2024-05-21 03:07:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints]
After SMT, in 60527ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60547ms
Starting structural reductions in LTL mode, iteration 1 : 1505/1548 places, 1927/1980 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62211 ms. Remains : 1505/1548 places, 1927/1980 transitions.
Stuttering acceptance computed with spot in 221 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2), (AND (NOT p2) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-12
Stuttering criterion allowed to conclude after 585 steps with 4 reset in 2 ms.
FORMULA CloudReconfiguration-PT-304-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-304-LTLFireability-12 finished in 62465 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((G(F((X(p0) U p1))) U (p1 U p2))))'
Support contains 2 out of 1548 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1548/1548 places, 1980/1980 transitions.
Graph (trivial) has 1881 edges and 1548 vertex of which 686 / 1548 are part of one of the 63 SCC in 1 ms
Free SCC test removed 623 places
Ensure Unique test removed 721 transitions
Reduce isomorphic transitions removed 721 transitions.
Graph (complete) has 1434 edges and 925 vertex of which 916 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 502 transitions
Trivial Post-agglo rules discarded 502 transitions
Performed 502 trivial Post agglomeration. Transition count delta: 502
Iterating post reduction 0 with 502 rules applied. Total rules applied 504 place count 915 transition count 751
Reduce places removed 502 places and 0 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 529 rules applied. Total rules applied 1033 place count 413 transition count 724
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 16 rules applied. Total rules applied 1049 place count 400 transition count 721
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 1052 place count 398 transition count 720
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 47 Pre rules applied. Total rules applied 1052 place count 398 transition count 673
Deduced a syphon composed of 47 places in 0 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 4 with 94 rules applied. Total rules applied 1146 place count 351 transition count 673
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 1163 place count 334 transition count 647
Iterating global reduction 4 with 17 rules applied. Total rules applied 1180 place count 334 transition count 647
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 4 rules applied. Total rules applied 1184 place count 334 transition count 643
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1187 place count 331 transition count 643
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1197 place count 321 transition count 630
Iterating global reduction 6 with 10 rules applied. Total rules applied 1207 place count 321 transition count 630
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 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 6 with 7 rules applied. Total rules applied 1214 place count 321 transition count 623
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1215 place count 320 transition count 623
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1218 place count 317 transition count 617
Iterating global reduction 8 with 3 rules applied. Total rules applied 1221 place count 317 transition count 617
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1222 place count 316 transition count 615
Iterating global reduction 8 with 1 rules applied. Total rules applied 1223 place count 316 transition count 615
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1224 place count 315 transition count 613
Iterating global reduction 8 with 1 rules applied. Total rules applied 1225 place count 315 transition count 613
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1226 place count 314 transition count 611
Iterating global reduction 8 with 1 rules applied. Total rules applied 1227 place count 314 transition count 611
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1228 place count 313 transition count 609
Iterating global reduction 8 with 1 rules applied. Total rules applied 1229 place count 313 transition count 609
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1230 place count 312 transition count 602
Iterating global reduction 8 with 1 rules applied. Total rules applied 1231 place count 312 transition count 602
Performed 142 Post agglomeration using F-continuation condition with reduction of 77 identical transitions.
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 8 with 284 rules applied. Total rules applied 1515 place count 170 transition count 383
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1530 place count 170 transition count 368
Discarding 5 places :
Symmetric choice reduction at 9 with 5 rule applications. Total rules 1535 place count 165 transition count 361
Iterating global reduction 9 with 5 rules applied. Total rules applied 1540 place count 165 transition count 361
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1541 place count 165 transition count 360
Performed 10 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 10 with 20 rules applied. Total rules applied 1561 place count 155 transition count 348
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 10 with 9 rules applied. Total rules applied 1570 place count 155 transition count 339
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1571 place count 154 transition count 337
Iterating global reduction 11 with 1 rules applied. Total rules applied 1572 place count 154 transition count 337
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -37
Deduced a syphon composed of 21 places in 0 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 11 with 42 rules applied. Total rules applied 1614 place count 133 transition count 374
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 11 with 25 rules applied. Total rules applied 1639 place count 133 transition count 349
Discarding 9 places :
Symmetric choice reduction at 12 with 9 rule applications. Total rules 1648 place count 124 transition count 331
Iterating global reduction 12 with 9 rules applied. Total rules applied 1657 place count 124 transition count 331
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 1663 place count 124 transition count 325
Drop transitions (Redundant composition of simpler transitions.) removed 41 transitions
Redundant transition composition rules discarded 41 transitions
Iterating global reduction 13 with 41 rules applied. Total rules applied 1704 place count 124 transition count 284
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 1705 place count 124 transition count 284
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 1706 place count 124 transition count 283
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 1 rules applied. Total rules applied 1707 place count 123 transition count 282
Applied a total of 1707 rules in 77 ms. Remains 123 /1548 variables (removed 1425) and now considering 282/1980 (removed 1698) transitions.
[2024-05-21 03:08:34] [INFO ] Flow matrix only has 223 transitions (discarded 59 similar events)
// Phase 1: matrix 223 rows 123 cols
[2024-05-21 03:08:34] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 03:08:34] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-21 03:08:34] [INFO ] Flow matrix only has 223 transitions (discarded 59 similar events)
[2024-05-21 03:08:34] [INFO ] Invariant cache hit.
[2024-05-21 03:08:34] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 03:08:34] [INFO ] Implicit Places using invariants and state equation in 143 ms returned [14, 51, 84]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 202 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 120/1548 places, 282/1980 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 118 transition count 280
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 117 transition count 279
Applied a total of 3 rules in 7 ms. Remains 117 /120 variables (removed 3) and now considering 279/282 (removed 3) transitions.
[2024-05-21 03:08:34] [INFO ] Flow matrix only has 220 transitions (discarded 59 similar events)
// Phase 1: matrix 220 rows 117 cols
[2024-05-21 03:08:34] [INFO ] Computed 0 invariants in 1 ms
[2024-05-21 03:08:34] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-21 03:08:34] [INFO ] Flow matrix only has 220 transitions (discarded 59 similar events)
[2024-05-21 03:08:34] [INFO ] Invariant cache hit.
[2024-05-21 03:08:34] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-21 03:08:34] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 117/1548 places, 279/1980 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 426 ms. Remains : 117/1548 places, 279/1980 transitions.
Stuttering acceptance computed with spot in 179 ms :[(NOT p2), (NOT p1), (NOT p1), (NOT p2)]
Running random walk in product with property : CloudReconfiguration-PT-304-LTLFireability-15
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-304-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-304-LTLFireability-15 finished in 630 ms.
All properties solved by simple procedures.
Total runtime 590772 ms.
ITS solved all properties within timeout

BK_STOP 1716260915141

--------------------
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

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-304"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is CloudReconfiguration-PT-304, 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 r091-tall-171624187100140"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-304.tgz
mv CloudReconfiguration-PT-304 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 ;