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.r476-tall-171620506200619.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is CloudDeployment-PT-7a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r476-tall-171620506200619
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 816K
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.8K Apr 11 17:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K Apr 11 17:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Apr 11 17:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Apr 11 17:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 420K 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 CloudDeployment-PT-7a-LTLCardinality-00
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-01
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-02
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-03
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-04
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-05
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-06
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-07
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-08
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-09
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-10
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-11
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-12
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-13
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-14
FORMULA_NAME CloudDeployment-PT-7a-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717209684133

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudDeployment-PT-7a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 02:41:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 02:41:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 02:41:25] [INFO ] Load time of PNML (sax parser for PT used): 128 ms
[2024-06-01 02:41:25] [INFO ] Transformed 264 places.
[2024-06-01 02:41:25] [INFO ] Transformed 1174 transitions.
[2024-06-01 02:41:25] [INFO ] Found NUPN structural information;
[2024-06-01 02:41:25] [INFO ] Parsed PT model containing 264 places and 1174 transitions and 7331 arcs in 241 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 154 transitions
Reduce redundant transitions removed 154 transitions.
FORMULA CloudDeployment-PT-7a-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-7a-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-7a-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-7a-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-7a-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-7a-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 264 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 264/264 places, 1020/1020 transitions.
Ensure Unique test removed 10 places
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 254 transition count 1020
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 15 place count 249 transition count 1015
Iterating global reduction 1 with 5 rules applied. Total rules applied 20 place count 249 transition count 1015
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 24 place count 245 transition count 1011
Iterating global reduction 1 with 4 rules applied. Total rules applied 28 place count 245 transition count 1011
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 31 place count 242 transition count 1008
Iterating global reduction 1 with 3 rules applied. Total rules applied 34 place count 242 transition count 1008
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 36 place count 240 transition count 1006
Iterating global reduction 1 with 2 rules applied. Total rules applied 38 place count 240 transition count 1006
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 39 place count 239 transition count 1005
Iterating global reduction 1 with 1 rules applied. Total rules applied 40 place count 239 transition count 1005
Drop transitions (Redundant composition of simpler transitions.) removed 98 transitions
Redundant transition composition rules discarded 98 transitions
Iterating global reduction 1 with 98 rules applied. Total rules applied 138 place count 239 transition count 907
Applied a total of 138 rules in 105 ms. Remains 239 /264 variables (removed 25) and now considering 907/1020 (removed 113) transitions.
[2024-06-01 02:41:25] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
// Phase 1: matrix 460 rows 239 cols
[2024-06-01 02:41:25] [INFO ] Computed 32 invariants in 21 ms
[2024-06-01 02:41:26] [INFO ] Implicit Places using invariants in 320 ms returned []
[2024-06-01 02:41:26] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:41:26] [INFO ] Invariant cache hit.
[2024-06-01 02:41:26] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-06-01 02:41:26] [INFO ] Implicit Places using invariants and state equation in 400 ms returned []
Implicit Place search using SMT with State Equation took 754 ms to find 0 implicit places.
Running 906 sub problems to find dead transitions.
[2024-06-01 02:41:26] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:41:26] [INFO ] Invariant cache hit.
[2024-06-01 02:41:26] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/238 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/697 variables, 238/270 constraints. Problems are: Problem set: 0 solved, 906 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/697 variables, 224/494 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/697 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 5 (OVERLAPS) 1/698 variables, 1/495 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 698/699 variables, and 495 constraints, problems are : Problem set: 0 solved, 906 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 32/32 constraints, State Equation: 239/239 constraints, ReadFeed: 224/225 constraints, PredecessorRefiner: 906/906 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 906 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/238 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/697 variables, 238/270 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/697 variables, 224/494 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/697 variables, 906/1400 constraints. Problems are: Problem set: 0 solved, 906 unsolved
(s183 1timeout
^^^^^^^^
(error "Invalid token: 1timeout")
Error getting values : (error "ParserException while parsing response: ((s1 8)
(s2 19)
(s3 8)
(s4 0)
(s5 1)
(s6 1)
(s7 1)
(s8 1)
(s9 1)
(s10 1)
(s11 1)
(s12 1)
(s13 1)
(s14 1)
(s15 1)
(s16 1)
(s17 1)
(s18 1)
(s19 0)
(s20 0)
(s21 2)
(s22 1)
(s23 1)
(s24 1)
(s25 2)
(s26 0)
(s27 6)
(s28 19)
(s29 8)
(s30 8)
(s31 0)
(s32 1)
(s33 1)
(s34 2)
(s35 1)
(s36 1)
(s37 1)
(s38 1)
(s39 1)
(s40 1)
(s41 0)
(s42 1)
(s43 2)
(s44 7)
(s45 1)
(s46 0)
(s47 0)
(s48 1)
(s49 1)
(s50 1)
(s51 1)
(s52 1)
(s53 1)
(s54 0)
(s55 19)
(s56 8)
(s57 8)
(s58 0)
(s59 1)
(s60 1)
(s61 1)
(s62 1)
(s63 1)
(s64 1)
(s65 1)
(s66 1)
(s67 1)
(s68 0)
(s69 1)
(s70 1)
(s71 1)
(s72 1)
(s73 0)
(s74 0)
(s75 1)
(s76 1)
(s77 1)
(s78 1)
(s79 2)
(s80 7)
(s81 1)
(s82 19)
(s83 8)
(s84 8)
(s85 0)
(s86 1)
(s87 1)
(s88 1)
(s89 1)
(s90 1)
(s91 1)
(s92 1)
(s93 1)
(s94 1)
(s95 0)
(s96 1)
(s97 1)
(s98 1)
(s99 1)
(s100 0)
(s101 0)
(s102 1)
(s103 1)
(s104 1)
(s105 1)
(s106 1)
(s107 0)
(s108 9)
(s109 8)
(s110 8)
(s111 0)
(s112 1)
(s113 9)
(s114 1)
(s115 1)
(s116 1)
(s117 1)
(s118 1)
(s119 1)
(s120 1)
(s121 0)
(s122 1)
(s123 1)
(s124 1)
(s125 1)
(s126 1)
(s127 0)
(s128 1)
(s129 1)
(s130 1)
(s131 1)
(s132 1)
(s133 0)
(s134 0)
(s135 8)
(s136 19)
(s137 8)
(s138 0)
(s139 1)
(s140 1)
(s141 1)
(s142 1)
(s143 1)
(s144 1)
(s145 1)
(s146 1)
(s147 1)
(s148 0)
(s149 1)
(s150 2)
(s151 1)
(s152 7)
(s153 0)
(s154 0)
(s155 1)
(s156 0)
(s157 1)
(s158 1)
(s159 2)
(s160 0)
(s161 2)
(s162 8)
(s163 8)
(s164 0)
(s165 1)
(s166 1)
(s167 2)
(s168 1)
(s169 1)
(s170 1)
(s171 1)
(s172 1)
(s173 1)
(s174 1)
(s175 1)
(s176 1)
(s177 1)
(s178 1)
(s179 0)
(s180 0)
(s181 1)
(s182 1)
(s183 1timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 697/699 variables, and 1400 constraints, problems are : Problem set: 0 solved, 906 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 32/32 constraints, State Equation: 238/239 constraints, ReadFeed: 224/225 constraints, PredecessorRefiner: 906/906 constraints, Known Traps: 0/0 constraints]
After SMT, in 61946ms problems are : Problem set: 0 solved, 906 unsolved
Search for dead transitions found 0 dead transitions in 61970ms
Starting structural reductions in LTL mode, iteration 1 : 239/264 places, 907/1020 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62853 ms. Remains : 239/264 places, 907/1020 transitions.
Support contains 26 out of 239 places after structural reductions.
[2024-06-01 02:42:28] [INFO ] Flatten gal took : 111 ms
[2024-06-01 02:42:28] [INFO ] Flatten gal took : 65 ms
[2024-06-01 02:42:29] [INFO ] Input system was already deterministic with 907 transitions.
RANDOM walk for 40000 steps (386 resets) in 1760 ms. (22 steps per ms) remains 2/17 properties
BEST_FIRST walk for 40004 steps (38 resets) in 141 ms. (281 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (38 resets) in 153 ms. (259 steps per ms) remains 2/2 properties
[2024-06-01 02:42:29] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:42:29] [INFO ] Invariant cache hit.
[2024-06-01 02:42:29] [INFO ] State equation strengthened by 225 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 171/175 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/175 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/238 variables, 21/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 459/697 variables, 238/270 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/697 variables, 224/494 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/697 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/698 variables, 1/495 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/698 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/699 variables, 1/496 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/699 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/699 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 699/699 variables, and 496 constraints, problems are : Problem set: 0 solved, 2 unsolved in 329 ms.
Refiners :[Generalized P Invariants (flows): 32/32 constraints, State Equation: 239/239 constraints, ReadFeed: 225/225 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) 171/175 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/175 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 63/238 variables, 21/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 459/697 variables, 238/270 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/697 variables, 224/494 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/697 variables, 2/496 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/697 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/698 variables, 1/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/698 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/699 variables, 1/498 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/699 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/699 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 699/699 variables, and 498 constraints, problems are : Problem set: 0 solved, 2 unsolved in 400 ms.
Refiners :[Generalized P Invariants (flows): 32/32 constraints, State Equation: 239/239 constraints, ReadFeed: 225/225 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 750ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 112 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=37 )
Parikh walk visited 2 properties in 211 ms.
FORMULA CloudDeployment-PT-7a-LTLCardinality-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 120 stabilizing places and 669 stable transitions
Graph (complete) has 2579 edges and 239 vertex of which 234 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.13 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))'
Support contains 2 out of 239 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 239/239 places, 907/907 transitions.
Graph (trivial) has 279 edges and 239 vertex of which 69 / 239 are part of one of the 21 SCC in 3 ms
Free SCC test removed 48 places
Ensure Unique test removed 144 transitions
Reduce isomorphic transitions removed 144 transitions.
Ensure Unique test removed 4 places
Reduce places removed 5 places and 1 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 8 place count 179 transition count 699
Iterating global reduction 0 with 7 rules applied. Total rules applied 15 place count 179 transition count 699
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -91
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 0 with 42 rules applied. Total rules applied 57 place count 158 transition count 790
Drop transitions (Redundant composition of simpler transitions.) removed 140 transitions
Redundant transition composition rules discarded 140 transitions
Iterating global reduction 0 with 140 rules applied. Total rules applied 197 place count 158 transition count 650
Applied a total of 197 rules in 114 ms. Remains 158 /239 variables (removed 81) and now considering 650/907 (removed 257) transitions.
[2024-06-01 02:42:31] [INFO ] Flow matrix only has 251 transitions (discarded 399 similar events)
// Phase 1: matrix 251 rows 158 cols
[2024-06-01 02:42:31] [INFO ] Computed 28 invariants in 6 ms
[2024-06-01 02:42:31] [INFO ] Implicit Places using invariants in 115 ms returned []
[2024-06-01 02:42:31] [INFO ] Flow matrix only has 251 transitions (discarded 399 similar events)
[2024-06-01 02:42:31] [INFO ] Invariant cache hit.
[2024-06-01 02:42:31] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 02:42:31] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 327 ms to find 0 implicit places.
[2024-06-01 02:42:31] [INFO ] Redundant transitions in 429 ms returned []
Running 593 sub problems to find dead transitions.
[2024-06-01 02:42:31] [INFO ] Flow matrix only has 251 transitions (discarded 399 similar events)
[2024-06-01 02:42:31] [INFO ] Invariant cache hit.
[2024-06-01 02:42:31] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/151 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/151 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 2 (OVERLAPS) 7/158 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 4 (OVERLAPS) 250/408 variables, 158/186 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/408 variables, 8/194 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 7 (OVERLAPS) 0/408 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 593 unsolved
No progress, stopping.
After SMT solving in domain Real declared 408/409 variables, and 194 constraints, problems are : Problem set: 0 solved, 593 unsolved in 19974 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 158/158 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 593/593 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 593 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/151 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/151 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 2 (OVERLAPS) 7/158 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 4 (OVERLAPS) 250/408 variables, 158/186 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/408 variables, 8/194 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 593/787 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/408 variables, 0/787 constraints. Problems are: Problem set: 0 solved, 593 unsolved
At refinement iteration 8 (OVERLAPS) 0/408 variables, 0/787 constraints. Problems are: Problem set: 0 solved, 593 unsolved
No progress, stopping.
After SMT solving in domain Int declared 408/409 variables, and 787 constraints, problems are : Problem set: 0 solved, 593 unsolved in 30013 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 158/158 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 593/593 constraints, Known Traps: 0/0 constraints]
After SMT, in 50915ms problems are : Problem set: 0 solved, 593 unsolved
Search for dead transitions found 0 dead transitions in 50922ms
Starting structural reductions in SI_LTL mode, iteration 1 : 158/239 places, 650/907 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 51802 ms. Remains : 158/239 places, 650/907 transitions.
Stuttering acceptance computed with spot in 152 ms :[(NOT p0)]
Running random walk in product with property : CloudDeployment-PT-7a-LTLCardinality-01
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA CloudDeployment-PT-7a-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-7a-LTLCardinality-01 finished in 52009 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 3 out of 239 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 239/239 places, 907/907 transitions.
Graph (trivial) has 275 edges and 239 vertex of which 69 / 239 are part of one of the 21 SCC in 1 ms
Free SCC test removed 48 places
Ensure Unique test removed 145 transitions
Reduce isomorphic transitions removed 145 transitions.
Ensure Unique test removed 4 places
Reduce places removed 5 places and 1 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 8 place count 179 transition count 698
Iterating global reduction 0 with 7 rules applied. Total rules applied 15 place count 179 transition count 698
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: -79
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 55 place count 159 transition count 777
Drop transitions (Redundant composition of simpler transitions.) removed 125 transitions
Redundant transition composition rules discarded 125 transitions
Iterating global reduction 0 with 125 rules applied. Total rules applied 180 place count 159 transition count 652
Applied a total of 180 rules in 71 ms. Remains 159 /239 variables (removed 80) and now considering 652/907 (removed 255) transitions.
[2024-06-01 02:43:23] [INFO ] Flow matrix only has 254 transitions (discarded 398 similar events)
// Phase 1: matrix 254 rows 159 cols
[2024-06-01 02:43:23] [INFO ] Computed 28 invariants in 2 ms
[2024-06-01 02:43:23] [INFO ] Implicit Places using invariants in 542 ms returned []
[2024-06-01 02:43:23] [INFO ] Flow matrix only has 254 transitions (discarded 398 similar events)
[2024-06-01 02:43:23] [INFO ] Invariant cache hit.
[2024-06-01 02:43:23] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 02:43:23] [INFO ] Implicit Places using invariants and state equation in 229 ms returned []
Implicit Place search using SMT with State Equation took 783 ms to find 0 implicit places.
[2024-06-01 02:43:24] [INFO ] Redundant transitions in 463 ms returned []
Running 595 sub problems to find dead transitions.
[2024-06-01 02:43:24] [INFO ] Flow matrix only has 254 transitions (discarded 398 similar events)
[2024-06-01 02:43:24] [INFO ] Invariant cache hit.
[2024-06-01 02:43:24] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/152 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 2 (OVERLAPS) 7/159 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/159 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 4 (OVERLAPS) 253/412 variables, 159/187 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/412 variables, 8/195 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/412 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 7 (OVERLAPS) 0/412 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 595 unsolved
No progress, stopping.
After SMT solving in domain Real declared 412/413 variables, and 195 constraints, problems are : Problem set: 0 solved, 595 unsolved in 19659 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 159/159 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 595/595 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 595 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/152 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 2 (OVERLAPS) 7/159 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/159 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 4 (OVERLAPS) 253/412 variables, 159/187 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/412 variables, 8/195 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/412 variables, 595/790 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/412 variables, 0/790 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 8 (OVERLAPS) 0/412 variables, 0/790 constraints. Problems are: Problem set: 0 solved, 595 unsolved
No progress, stopping.
After SMT solving in domain Int declared 412/413 variables, and 790 constraints, problems are : Problem set: 0 solved, 595 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 159/159 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 595/595 constraints, Known Traps: 0/0 constraints]
After SMT, in 50391ms problems are : Problem set: 0 solved, 595 unsolved
Search for dead transitions found 0 dead transitions in 50397ms
Starting structural reductions in SI_LTL mode, iteration 1 : 159/239 places, 652/907 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 51733 ms. Remains : 159/239 places, 652/907 transitions.
Stuttering acceptance computed with spot in 142 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudDeployment-PT-7a-LTLCardinality-04
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-7a-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-7a-LTLCardinality-04 finished in 51898 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||X(p1)))))'
Support contains 2 out of 239 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 239/239 places, 907/907 transitions.
Ensure Unique test removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 235 transition count 907
Applied a total of 4 rules in 9 ms. Remains 235 /239 variables (removed 4) and now considering 907/907 (removed 0) transitions.
[2024-06-01 02:44:14] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
// Phase 1: matrix 460 rows 235 cols
[2024-06-01 02:44:14] [INFO ] Computed 28 invariants in 2 ms
[2024-06-01 02:44:15] [INFO ] Implicit Places using invariants in 142 ms returned []
[2024-06-01 02:44:15] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:44:15] [INFO ] Invariant cache hit.
[2024-06-01 02:44:15] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-06-01 02:44:15] [INFO ] Implicit Places using invariants and state equation in 384 ms returned []
Implicit Place search using SMT with State Equation took 528 ms to find 0 implicit places.
Running 906 sub problems to find dead transitions.
[2024-06-01 02:44:15] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:44:15] [INFO ] Invariant cache hit.
[2024-06-01 02:44:15] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/693 variables, 234/262 constraints. Problems are: Problem set: 0 solved, 906 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/693 variables, 224/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/693 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
SMT process timed out in 31581ms, After SMT, problems are : Problem set: 0 solved, 906 unsolved
Search for dead transitions found 0 dead transitions in 31591ms
Starting structural reductions in LTL mode, iteration 1 : 235/239 places, 907/907 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32139 ms. Remains : 235/239 places, 907/907 transitions.
Stuttering acceptance computed with spot in 88 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudDeployment-PT-7a-LTLCardinality-06
Product exploration explored 100000 steps with 0 reset in 237 ms.
Product exploration explored 100000 steps with 0 reset in 156 ms.
Computed a total of 116 stabilizing places and 669 stable transitions
Graph (complete) has 2487 edges and 235 vertex of which 234 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.6 ms
Computed a total of 116 stabilizing places and 669 stable transitions
Detected a total of 116/235 stabilizing places and 669/907 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 15 factoid took 298 ms. Reduced automaton from 2 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (391 resets) in 499 ms. (80 steps per ms) remains 2/6 properties
BEST_FIRST walk for 40004 steps (37 resets) in 276 ms. (144 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (35 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
[2024-06-01 02:44:48] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:44:48] [INFO ] Invariant cache hit.
[2024-06-01 02:44:48] [INFO ] State equation strengthened by 225 read => feed constraints.
Problem apf3 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 183/234 variables, 26/28 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 0/28 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 459/693 variables, 234/262 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/693 variables, 224/486 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/693 variables, 0/486 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/694 variables, 1/487 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/694 variables, 0/487 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/695 variables, 1/488 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/695 variables, 0/488 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/695 variables, 0/488 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 695/695 variables, and 488 constraints, problems are : Problem set: 1 solved, 1 unsolved in 214 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 235/235 constraints, ReadFeed: 225/225 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 183/234 variables, 26/28 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 0/28 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 459/693 variables, 234/262 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/693 variables, 224/486 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/693 variables, 1/487 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/693 variables, 0/487 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Int declared 694/695 variables, and 488 constraints, problems are : Problem set: 2 solved, 0 unsolved in 180 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 235/235 constraints, ReadFeed: 224/225 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 410ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (G (OR (NOT p0) (NOT p1))), (G (OR p0 p1))]
False Knowledge obtained : [(F p0), (F (NOT p1)), (F (NOT (OR (NOT p0) p1))), (F (NOT (AND (NOT p0) p1)))]
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 17 factoid took 203 ms. Reduced automaton from 2 states, 7 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudDeployment-PT-7a-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudDeployment-PT-7a-LTLCardinality-06 finished in 34001 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Support contains 4 out of 239 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 239/239 places, 907/907 transitions.
Ensure Unique test removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 235 transition count 907
Applied a total of 4 rules in 10 ms. Remains 235 /239 variables (removed 4) and now considering 907/907 (removed 0) transitions.
[2024-06-01 02:44:48] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
// Phase 1: matrix 460 rows 235 cols
[2024-06-01 02:44:48] [INFO ] Computed 28 invariants in 5 ms
[2024-06-01 02:44:49] [INFO ] Implicit Places using invariants in 118 ms returned []
[2024-06-01 02:44:49] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:44:49] [INFO ] Invariant cache hit.
[2024-06-01 02:44:49] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-06-01 02:44:49] [INFO ] Implicit Places using invariants and state equation in 370 ms returned []
Implicit Place search using SMT with State Equation took 491 ms to find 0 implicit places.
Running 906 sub problems to find dead transitions.
[2024-06-01 02:44:49] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:44:49] [INFO ] Invariant cache hit.
[2024-06-01 02:44:49] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/693 variables, 234/262 constraints. Problems are: Problem set: 0 solved, 906 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/693 variables, 224/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/693 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 5 (OVERLAPS) 1/694 variables, 1/487 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 694/695 variables, and 487 constraints, problems are : Problem set: 0 solved, 906 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 235/235 constraints, ReadFeed: 224/225 constraints, PredecessorRefiner: 906/906 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 906 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/693 variables, 234/262 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/693 variables, 224/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/693 variables, 906/1392 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 693/695 variables, and 1392 constraints, problems are : Problem set: 0 solved, 906 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 234/235 constraints, ReadFeed: 224/225 constraints, PredecessorRefiner: 906/906 constraints, Known Traps: 0/0 constraints]
After SMT, in 61877ms problems are : Problem set: 0 solved, 906 unsolved
Search for dead transitions found 0 dead transitions in 61885ms
Starting structural reductions in LTL mode, iteration 1 : 235/239 places, 907/907 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62445 ms. Remains : 235/239 places, 907/907 transitions.
Stuttering acceptance computed with spot in 152 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudDeployment-PT-7a-LTLCardinality-08
Product exploration explored 100000 steps with 0 reset in 115 ms.
Product exploration explored 100000 steps with 0 reset in 115 ms.
Computed a total of 116 stabilizing places and 669 stable transitions
Graph (complete) has 2487 edges and 235 vertex of which 234 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.12 ms
Computed a total of 116 stabilizing places and 669 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 79 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[true, (NOT p1)]
RANDOM walk for 4223 steps (34 resets) in 21 ms. (191 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Property proved to be false thanks to negative knowledge :(F (NOT p1))
Knowledge based reduction with 6 factoid took 121 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA CloudDeployment-PT-7a-LTLCardinality-08 FALSE TECHNIQUES KNOWLEDGE
Treatment of property CloudDeployment-PT-7a-LTLCardinality-08 finished in 63138 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 239 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 239/239 places, 907/907 transitions.
Graph (trivial) has 272 edges and 239 vertex of which 64 / 239 are part of one of the 20 SCC in 1 ms
Free SCC test removed 44 places
Ensure Unique test removed 135 transitions
Reduce isomorphic transitions removed 135 transitions.
Ensure Unique test removed 4 places
Reduce places removed 5 places and 1 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 8 place count 183 transition count 708
Iterating global reduction 0 with 7 rules applied. Total rules applied 15 place count 183 transition count 708
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -91
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 0 with 42 rules applied. Total rules applied 57 place count 162 transition count 799
Drop transitions (Redundant composition of simpler transitions.) removed 142 transitions
Redundant transition composition rules discarded 142 transitions
Iterating global reduction 0 with 142 rules applied. Total rules applied 199 place count 162 transition count 657
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 0 with 2 rules applied. Total rules applied 201 place count 161 transition count 656
Applied a total of 201 rules in 67 ms. Remains 161 /239 variables (removed 78) and now considering 656/907 (removed 251) transitions.
[2024-06-01 02:45:52] [INFO ] Flow matrix only has 258 transitions (discarded 398 similar events)
// Phase 1: matrix 258 rows 161 cols
[2024-06-01 02:45:52] [INFO ] Computed 28 invariants in 1 ms
[2024-06-01 02:45:52] [INFO ] Implicit Places using invariants in 100 ms returned []
[2024-06-01 02:45:52] [INFO ] Flow matrix only has 258 transitions (discarded 398 similar events)
[2024-06-01 02:45:52] [INFO ] Invariant cache hit.
[2024-06-01 02:45:52] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 02:45:52] [INFO ] Implicit Places using invariants and state equation in 209 ms returned []
Implicit Place search using SMT with State Equation took 310 ms to find 0 implicit places.
[2024-06-01 02:45:52] [INFO ] Redundant transitions in 346 ms returned []
Running 599 sub problems to find dead transitions.
[2024-06-01 02:45:52] [INFO ] Flow matrix only has 258 transitions (discarded 398 similar events)
[2024-06-01 02:45:52] [INFO ] Invariant cache hit.
[2024-06-01 02:45:52] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 2 (OVERLAPS) 7/161 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/161 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 4 (OVERLAPS) 257/418 variables, 161/189 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/418 variables, 8/197 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/418 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 7 (OVERLAPS) 0/418 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 599 unsolved
No progress, stopping.
After SMT solving in domain Real declared 418/419 variables, and 197 constraints, problems are : Problem set: 0 solved, 599 unsolved in 20429 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 161/161 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 599/599 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 599 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 2 (OVERLAPS) 7/161 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/161 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 4 (OVERLAPS) 257/418 variables, 161/189 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/418 variables, 8/197 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/418 variables, 599/796 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/418 variables, 0/796 constraints. Problems are: Problem set: 0 solved, 599 unsolved
At refinement iteration 8 (OVERLAPS) 0/418 variables, 0/796 constraints. Problems are: Problem set: 0 solved, 599 unsolved
No progress, stopping.
After SMT solving in domain Int declared 418/419 variables, and 796 constraints, problems are : Problem set: 0 solved, 599 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 161/161 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 599/599 constraints, Known Traps: 0/0 constraints]
After SMT, in 51316ms problems are : Problem set: 0 solved, 599 unsolved
Search for dead transitions found 0 dead transitions in 51329ms
Starting structural reductions in SI_LTL mode, iteration 1 : 161/239 places, 656/907 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52069 ms. Remains : 161/239 places, 656/907 transitions.
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudDeployment-PT-7a-LTLCardinality-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-7a-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-7a-LTLCardinality-09 finished in 52203 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 2 out of 239 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 239/239 places, 907/907 transitions.
Ensure Unique test removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 235 transition count 907
Applied a total of 4 rules in 6 ms. Remains 235 /239 variables (removed 4) and now considering 907/907 (removed 0) transitions.
[2024-06-01 02:46:44] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
// Phase 1: matrix 460 rows 235 cols
[2024-06-01 02:46:44] [INFO ] Computed 28 invariants in 4 ms
[2024-06-01 02:46:44] [INFO ] Implicit Places using invariants in 121 ms returned []
[2024-06-01 02:46:44] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:46:44] [INFO ] Invariant cache hit.
[2024-06-01 02:46:44] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-06-01 02:46:44] [INFO ] Implicit Places using invariants and state equation in 386 ms returned []
Implicit Place search using SMT with State Equation took 509 ms to find 0 implicit places.
Running 906 sub problems to find dead transitions.
[2024-06-01 02:46:44] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:46:44] [INFO ] Invariant cache hit.
[2024-06-01 02:46:44] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/693 variables, 234/262 constraints. Problems are: Problem set: 0 solved, 906 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/693 variables, 224/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/693 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
SMT process timed out in 31541ms, After SMT, problems are : Problem set: 0 solved, 906 unsolved
Search for dead transitions found 0 dead transitions in 31551ms
Starting structural reductions in LTL mode, iteration 1 : 235/239 places, 907/907 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32071 ms. Remains : 235/239 places, 907/907 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : CloudDeployment-PT-7a-LTLCardinality-10
Product exploration explored 100000 steps with 50000 reset in 2989 ms.
Product exploration explored 100000 steps with 50000 reset in 2932 ms.
Computed a total of 116 stabilizing places and 669 stable transitions
Graph (complete) has 2487 edges and 235 vertex of which 234 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Computed a total of 116 stabilizing places and 669 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 17 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudDeployment-PT-7a-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudDeployment-PT-7a-LTLCardinality-10 finished in 38134 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(p1)||p0) U X(G(!p2))))'
Support contains 4 out of 239 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 239/239 places, 907/907 transitions.
Ensure Unique test removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 235 transition count 907
Applied a total of 4 rules in 7 ms. Remains 235 /239 variables (removed 4) and now considering 907/907 (removed 0) transitions.
[2024-06-01 02:47:22] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:47:22] [INFO ] Invariant cache hit.
[2024-06-01 02:47:22] [INFO ] Implicit Places using invariants in 189 ms returned []
[2024-06-01 02:47:22] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:47:22] [INFO ] Invariant cache hit.
[2024-06-01 02:47:22] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-06-01 02:47:23] [INFO ] Implicit Places using invariants and state equation in 391 ms returned []
Implicit Place search using SMT with State Equation took 592 ms to find 0 implicit places.
Running 906 sub problems to find dead transitions.
[2024-06-01 02:47:23] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:47:23] [INFO ] Invariant cache hit.
[2024-06-01 02:47:23] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/693 variables, 234/262 constraints. Problems are: Problem set: 0 solved, 906 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/693 variables, 224/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/693 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
SMT process timed out in 31537ms, After SMT, problems are : Problem set: 0 solved, 906 unsolved
Search for dead transitions found 0 dead transitions in 31547ms
Starting structural reductions in LTL mode, iteration 1 : 235/239 places, 907/907 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32150 ms. Remains : 235/239 places, 907/907 transitions.
Stuttering acceptance computed with spot in 133 ms :[(AND (NOT p1) p2), p2, (NOT p1)]
Running random walk in product with property : CloudDeployment-PT-7a-LTLCardinality-11
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-7a-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-7a-LTLCardinality-11 finished in 32309 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(p0)||G(p1))))))'
Support contains 4 out of 239 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 239/239 places, 907/907 transitions.
Ensure Unique test removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 236 transition count 907
Applied a total of 3 rules in 8 ms. Remains 236 /239 variables (removed 3) and now considering 907/907 (removed 0) transitions.
[2024-06-01 02:47:54] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
// Phase 1: matrix 460 rows 236 cols
[2024-06-01 02:47:54] [INFO ] Computed 29 invariants in 3 ms
[2024-06-01 02:47:54] [INFO ] Implicit Places using invariants in 120 ms returned []
[2024-06-01 02:47:54] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:47:54] [INFO ] Invariant cache hit.
[2024-06-01 02:47:54] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-06-01 02:47:55] [INFO ] Implicit Places using invariants and state equation in 413 ms returned []
Implicit Place search using SMT with State Equation took 534 ms to find 0 implicit places.
Running 906 sub problems to find dead transitions.
[2024-06-01 02:47:55] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:47:55] [INFO ] Invariant cache hit.
[2024-06-01 02:47:55] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/235 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/235 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/694 variables, 235/264 constraints. Problems are: Problem set: 0 solved, 906 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/694 variables, 224/488 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/694 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 906 unsolved
SMT process timed out in 31618ms, After SMT, problems are : Problem set: 0 solved, 906 unsolved
Search for dead transitions found 0 dead transitions in 31630ms
Starting structural reductions in LTL mode, iteration 1 : 236/239 places, 907/907 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32176 ms. Remains : 236/239 places, 907/907 transitions.
Stuttering acceptance computed with spot in 265 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudDeployment-PT-7a-LTLCardinality-12
Product exploration explored 100000 steps with 0 reset in 88 ms.
Product exploration explored 100000 steps with 0 reset in 99 ms.
Computed a total of 117 stabilizing places and 669 stable transitions
Graph (complete) has 2510 edges and 236 vertex of which 234 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Computed a total of 117 stabilizing places and 669 stable transitions
Detected a total of 117/236 stabilizing places and 669/907 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 7 states, 14 edges and 2 AP (stutter sensitive) to 7 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 246 ms :[true, (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (395 resets) in 275 ms. (144 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40002 steps (37 resets) in 59 ms. (666 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (39 resets) in 52 ms. (754 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (37 resets) in 97 ms. (408 steps per ms) remains 3/3 properties
[2024-06-01 02:48:27] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:48:27] [INFO ] Invariant cache hit.
[2024-06-01 02:48:27] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf4 is UNSAT
At refinement iteration 1 (OVERLAPS) 169/173 variables, 9/9 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 62/235 variables, 20/29 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/29 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 459/694 variables, 235/264 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/694 variables, 224/488 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/694 variables, 0/488 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/695 variables, 1/489 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/695 variables, 0/489 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/696 variables, 1/490 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/696 variables, 0/490 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/696 variables, 0/490 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 696/696 variables, and 490 constraints, problems are : Problem set: 1 solved, 2 unsolved in 310 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 236/236 constraints, ReadFeed: 225/225 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 169/173 variables, 9/9 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/173 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 62/235 variables, 20/29 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/29 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 459/694 variables, 235/264 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/694 variables, 224/488 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/694 variables, 2/490 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/694 variables, 0/490 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/695 variables, 1/491 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/695 variables, 0/491 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/696 variables, 1/492 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/696 variables, 0/492 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/696 variables, 0/492 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 696/696 variables, and 492 constraints, problems are : Problem set: 1 solved, 2 unsolved in 360 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 236/236 constraints, ReadFeed: 225/225 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 686ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 193 ms.
Support contains 4 out of 236 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 236/236 places, 907/907 transitions.
Graph (trivial) has 276 edges and 236 vertex of which 68 / 236 are part of one of the 20 SCC in 3 ms
Free SCC test removed 48 places
Drop transitions (Empty/Sink Transition effects.) removed 152 transitions
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 208 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 8 place count 181 transition count 643
Iterating global reduction 0 with 7 rules applied. Total rules applied 15 place count 181 transition count 643
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -91
Deduced a syphon composed of 21 places in 0 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 0 with 42 rules applied. Total rules applied 57 place count 160 transition count 734
Drop transitions (Redundant composition of simpler transitions.) removed 140 transitions
Redundant transition composition rules discarded 140 transitions
Iterating global reduction 0 with 140 rules applied. Total rules applied 197 place count 160 transition count 594
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 0 with 7 rules applied. Total rules applied 204 place count 160 transition count 714
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 211 place count 153 transition count 714
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 212 place count 153 transition count 714
Applied a total of 212 rules in 107 ms. Remains 153 /236 variables (removed 83) and now considering 714/907 (removed 193) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107 ms. Remains : 153/236 places, 714/907 transitions.
RANDOM walk for 40000 steps (524 resets) in 636 ms. (62 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (58 resets) in 112 ms. (354 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (58 resets) in 85 ms. (465 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 505651 steps, run timeout after 3001 ms. (steps per millisecond=168 ) properties seen :0 out of 2
Probabilistic random walk after 505651 steps, saw 96896 distinct states, run finished after 3005 ms. (steps per millisecond=168 ) properties seen :0
[2024-06-01 02:48:32] [INFO ] Flow matrix only has 371 transitions (discarded 343 similar events)
// Phase 1: matrix 371 rows 153 cols
[2024-06-01 02:48:32] [INFO ] Computed 29 invariants in 5 ms
[2024-06-01 02:48:32] [INFO ] State equation strengthened by 169 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 86/90 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/90 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 62/152 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 371/523 variables, 152/181 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/523 variables, 169/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/524 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/524 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/524 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 524/524 variables, and 351 constraints, problems are : Problem set: 0 solved, 2 unsolved in 205 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 153/153 constraints, ReadFeed: 169/169 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) 86/90 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/90 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 62/152 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 371/523 variables, 152/181 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/523 variables, 169/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/523 variables, 2/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/524 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/524 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/524 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 524/524 variables, and 353 constraints, problems are : Problem set: 0 solved, 2 unsolved in 641 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 153/153 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 876ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 168 ms.
Support contains 4 out of 153 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 714/714 transitions.
Applied a total of 0 rules in 20 ms. Remains 153 /153 variables (removed 0) and now considering 714/714 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 153/153 places, 714/714 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 714/714 transitions.
Applied a total of 0 rules in 13 ms. Remains 153 /153 variables (removed 0) and now considering 714/714 (removed 0) transitions.
[2024-06-01 02:48:33] [INFO ] Flow matrix only has 371 transitions (discarded 343 similar events)
[2024-06-01 02:48:33] [INFO ] Invariant cache hit.
[2024-06-01 02:48:33] [INFO ] Implicit Places using invariants in 119 ms returned []
[2024-06-01 02:48:33] [INFO ] Flow matrix only has 371 transitions (discarded 343 similar events)
[2024-06-01 02:48:33] [INFO ] Invariant cache hit.
[2024-06-01 02:48:33] [INFO ] State equation strengthened by 169 read => feed constraints.
[2024-06-01 02:48:33] [INFO ] Implicit Places using invariants and state equation in 422 ms returned []
Implicit Place search using SMT with State Equation took 542 ms to find 0 implicit places.
[2024-06-01 02:48:33] [INFO ] Redundant transitions in 9 ms returned []
Running 713 sub problems to find dead transitions.
[2024-06-01 02:48:33] [INFO ] Flow matrix only has 371 transitions (discarded 343 similar events)
[2024-06-01 02:48:33] [INFO ] Invariant cache hit.
[2024-06-01 02:48:33] [INFO ] State equation strengthened by 169 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/152 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 2 (OVERLAPS) 371/523 variables, 152/181 constraints. Problems are: Problem set: 0 solved, 713 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/523 variables, 169/350 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 5 (OVERLAPS) 1/524 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 713 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 524/524 variables, and 351 constraints, problems are : Problem set: 0 solved, 713 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 153/153 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 713/713 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 713 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/152 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 2 (OVERLAPS) 371/523 variables, 152/181 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/523 variables, 169/350 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/523 variables, 713/1063 constraints. Problems are: Problem set: 0 solved, 713 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 523/524 variables, and 1063 constraints, problems are : Problem set: 0 solved, 713 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 152/153 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 713/713 constraints, Known Traps: 0/0 constraints]
After SMT, in 61377ms problems are : Problem set: 0 solved, 713 unsolved
Search for dead transitions found 0 dead transitions in 61385ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61961 ms. Remains : 153/153 places, 714/714 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 124 edges and 153 vertex of which 45 / 153 are part of one of the 7 SCC in 1 ms
Free SCC test removed 38 places
Drop transitions (Empty/Sink Transition effects.) removed 51 transitions
Ensure Unique test removed 343 transitions
Reduce isomorphic transitions removed 394 transitions.
Ensure Unique test removed 13 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 45 rules applied. Total rules applied 46 place count 102 transition count 288
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 78 place count 70 transition count 288
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 78 place count 70 transition count 276
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 102 place count 58 transition count 276
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 108 place count 52 transition count 270
Iterating global reduction 2 with 6 rules applied. Total rules applied 114 place count 52 transition count 270
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 120 place count 46 transition count 228
Iterating global reduction 2 with 6 rules applied. Total rules applied 126 place count 46 transition count 228
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 132 place count 46 transition count 222
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 3 with 2 rules applied. Total rules applied 134 place count 45 transition count 221
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 3 with 15 rules applied. Total rules applied 149 place count 45 transition count 206
Free-agglomeration rule applied 7 times with reduction of 114 identical transitions.
Iterating global reduction 3 with 7 rules applied. Total rules applied 156 place count 45 transition count 85
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 19 rules applied. Total rules applied 175 place count 38 transition count 73
Applied a total of 175 rules in 32 ms. Remains 38 /153 variables (removed 115) and now considering 73/714 (removed 641) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 73 rows 38 cols
[2024-06-01 02:49:35] [INFO ] Computed 16 invariants in 5 ms
[2024-06-01 02:49:35] [INFO ] After 22ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-06-01 02:49:35] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 2 ms returned sat
[2024-06-01 02:49:35] [INFO ] After 19ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-06-01 02:49:35] [INFO ] After 39ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-06-01 02:49:35] [INFO ] After 73ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 149 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 4 factoid took 182 ms. Reduced automaton from 7 states, 13 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 157 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 164 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 02:49:35] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
// Phase 1: matrix 460 rows 236 cols
[2024-06-01 02:49:35] [INFO ] Computed 29 invariants in 2 ms
[2024-06-01 02:49:36] [INFO ] [Real]Absence check using 0 positive and 29 generalized place invariants in 7 ms returned sat
[2024-06-01 02:49:36] [INFO ] [Real]Absence check using state equation in 88 ms returned sat
[2024-06-01 02:49:36] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-06-01 02:49:36] [INFO ] [Real]Added 225 Read/Feed constraints in 32 ms returned sat
[2024-06-01 02:49:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:49:36] [INFO ] [Nat]Absence check using 0 positive and 29 generalized place invariants in 7 ms returned sat
[2024-06-01 02:49:36] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2024-06-01 02:49:36] [INFO ] [Nat]Added 225 Read/Feed constraints in 31 ms returned sat
[2024-06-01 02:49:36] [INFO ] Computed and/alt/rep : 385/1488/385 causal constraints (skipped 74 transitions) in 49 ms.
[2024-06-01 02:49:36] [INFO ] Added : 0 causal constraints over 0 iterations in 97 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 236 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 236/236 places, 907/907 transitions.
Applied a total of 0 rules in 13 ms. Remains 236 /236 variables (removed 0) and now considering 907/907 (removed 0) transitions.
[2024-06-01 02:49:36] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:49:36] [INFO ] Invariant cache hit.
[2024-06-01 02:49:36] [INFO ] Implicit Places using invariants in 107 ms returned []
[2024-06-01 02:49:36] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:49:36] [INFO ] Invariant cache hit.
[2024-06-01 02:49:36] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-06-01 02:49:37] [INFO ] Implicit Places using invariants and state equation in 390 ms returned []
Implicit Place search using SMT with State Equation took 500 ms to find 0 implicit places.
Running 906 sub problems to find dead transitions.
[2024-06-01 02:49:37] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:49:37] [INFO ] Invariant cache hit.
[2024-06-01 02:49:37] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/235 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/235 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/694 variables, 235/264 constraints. Problems are: Problem set: 0 solved, 906 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/694 variables, 224/488 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/694 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 906 unsolved
SMT process timed out in 31716ms, After SMT, problems are : Problem set: 0 solved, 906 unsolved
Search for dead transitions found 0 dead transitions in 31727ms
Finished structural reductions in LTL mode , in 1 iterations and 32245 ms. Remains : 236/236 places, 907/907 transitions.
Computed a total of 117 stabilizing places and 669 stable transitions
Graph (complete) has 2510 edges and 236 vertex of which 234 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.6 ms
Computed a total of 117 stabilizing places and 669 stable transitions
Detected a total of 117/236 stabilizing places and 669/907 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 99 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 7 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 91 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 153 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 02:50:09] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:50:09] [INFO ] Invariant cache hit.
[2024-06-01 02:50:09] [INFO ] [Real]Absence check using 0 positive and 29 generalized place invariants in 7 ms returned sat
[2024-06-01 02:50:09] [INFO ] [Real]Absence check using state equation in 82 ms returned sat
[2024-06-01 02:50:09] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-06-01 02:50:09] [INFO ] [Real]Added 225 Read/Feed constraints in 26 ms returned sat
[2024-06-01 02:50:09] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:50:10] [INFO ] [Nat]Absence check using 0 positive and 29 generalized place invariants in 9 ms returned sat
[2024-06-01 02:50:10] [INFO ] [Nat]Absence check using state equation in 82 ms returned sat
[2024-06-01 02:50:10] [INFO ] [Nat]Added 225 Read/Feed constraints in 25 ms returned sat
[2024-06-01 02:50:10] [INFO ] Computed and/alt/rep : 385/1488/385 causal constraints (skipped 74 transitions) in 33 ms.
[2024-06-01 02:50:10] [INFO ] Added : 0 causal constraints over 0 iterations in 75 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 161 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 75 ms.
Product exploration explored 100000 steps with 0 reset in 85 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 177 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 236 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 236/236 places, 907/907 transitions.
Graph (trivial) has 280 edges and 236 vertex of which 70 / 236 are part of one of the 21 SCC in 1 ms
Free SCC test removed 49 places
Ensure Unique test removed 147 transitions
Reduce isomorphic transitions removed 147 transitions.
Ensure Unique test removed 1 places
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 8 place count 179 transition count 697
Iterating global reduction 0 with 7 rules applied. Total rules applied 15 place count 179 transition count 697
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -140
Deduced a syphon composed of 21 places in 0 ms
Iterating global reduction 0 with 21 rules applied. Total rules applied 36 place count 179 transition count 837
Deduced a syphon composed of 21 places in 1 ms
Drop transitions (Redundant composition of simpler transitions.) removed 161 transitions
Redundant transition composition rules discarded 161 transitions
Iterating global reduction 0 with 161 rules applied. Total rules applied 197 place count 179 transition count 676
Deduced a syphon composed of 21 places in 0 ms
Applied a total of 197 rules in 49 ms. Remains 179 /236 variables (removed 57) and now considering 676/907 (removed 231) transitions.
[2024-06-01 02:50:11] [INFO ] Redundant transitions in 351 ms returned []
Running 675 sub problems to find dead transitions.
[2024-06-01 02:50:11] [INFO ] Flow matrix only has 278 transitions (discarded 398 similar events)
// Phase 1: matrix 278 rows 179 cols
[2024-06-01 02:50:11] [INFO ] Computed 28 invariants in 1 ms
[2024-06-01 02:50:11] [INFO ] State equation strengthened by 169 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 675 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/178 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 675 unsolved
Problem TDEAD3 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD113 is UNSAT
At refinement iteration 2 (OVERLAPS) 277/455 variables, 178/206 constraints. Problems are: Problem set: 28 solved, 647 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/455 variables, 168/374 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/455 variables, 0/374 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 5 (OVERLAPS) 1/456 variables, 1/375 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 0/375 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 7 (OVERLAPS) 1/457 variables, 1/376 constraints. Problems are: Problem set: 28 solved, 647 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 457/457 variables, and 376 constraints, problems are : Problem set: 28 solved, 647 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 179/179 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 675/675 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 28 solved, 647 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 21/21 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/21 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 2 (OVERLAPS) 21/178 variables, 7/28 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/178 variables, 0/28 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 4 (OVERLAPS) 277/455 variables, 178/206 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/455 variables, 168/374 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/455 variables, 647/1021 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/455 variables, 0/1021 constraints. Problems are: Problem set: 28 solved, 647 unsolved
At refinement iteration 8 (OVERLAPS) 1/456 variables, 1/1022 constraints. Problems are: Problem set: 28 solved, 647 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 456/457 variables, and 1022 constraints, problems are : Problem set: 28 solved, 647 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 179/179 constraints, ReadFeed: 168/169 constraints, PredecessorRefiner: 647/675 constraints, Known Traps: 0/0 constraints]
After SMT, in 60738ms problems are : Problem set: 28 solved, 647 unsolved
Search for dead transitions found 28 dead transitions in 60744ms
Found 28 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 28 transitions
Dead transitions reduction (with SMT) removed 28 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 179/236 places, 648/907 transitions.
Graph (complete) has 2053 edges and 179 vertex of which 158 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.2 ms
Discarding 21 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 18 ms. Remains 158 /179 variables (removed 21) and now considering 648/648 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 158/236 places, 648/907 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 61173 ms. Remains : 158/236 places, 648/907 transitions.
Support contains 2 out of 236 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 236/236 places, 907/907 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 235 transition count 907
Applied a total of 1 rules in 4 ms. Remains 235 /236 variables (removed 1) and now considering 907/907 (removed 0) transitions.
[2024-06-01 02:51:12] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
// Phase 1: matrix 460 rows 235 cols
[2024-06-01 02:51:12] [INFO ] Computed 28 invariants in 4 ms
[2024-06-01 02:51:12] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-06-01 02:51:12] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:51:12] [INFO ] Invariant cache hit.
[2024-06-01 02:51:12] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-06-01 02:51:12] [INFO ] Implicit Places using invariants and state equation in 391 ms returned []
Implicit Place search using SMT with State Equation took 515 ms to find 0 implicit places.
Running 906 sub problems to find dead transitions.
[2024-06-01 02:51:12] [INFO ] Flow matrix only has 460 transitions (discarded 447 similar events)
[2024-06-01 02:51:12] [INFO ] Invariant cache hit.
[2024-06-01 02:51:12] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/693 variables, 234/262 constraints. Problems are: Problem set: 0 solved, 906 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/693 variables, 224/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/693 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 5 (OVERLAPS) 1/694 variables, 1/487 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 694/695 variables, and 487 constraints, problems are : Problem set: 0 solved, 906 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 235/235 constraints, ReadFeed: 224/225 constraints, PredecessorRefiner: 906/906 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 906 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/234 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/234 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (OVERLAPS) 459/693 variables, 234/262 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/693 variables, 224/486 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/693 variables, 906/1392 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 693/695 variables, and 1392 constraints, problems are : Problem set: 0 solved, 906 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 234/235 constraints, ReadFeed: 224/225 constraints, PredecessorRefiner: 906/906 constraints, Known Traps: 0/0 constraints]
After SMT, in 61884ms problems are : Problem set: 0 solved, 906 unsolved
Search for dead transitions found 0 dead transitions in 61895ms
Starting structural reductions in LTL mode, iteration 1 : 235/236 places, 907/907 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62419 ms. Remains : 235/236 places, 907/907 transitions.
Treatment of property CloudDeployment-PT-7a-LTLCardinality-12 finished in 260214 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 2 out of 239 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 239/239 places, 907/907 transitions.
Graph (trivial) has 281 edges and 239 vertex of which 70 / 239 are part of one of the 21 SCC in 1 ms
Free SCC test removed 49 places
Ensure Unique test removed 147 transitions
Reduce isomorphic transitions removed 147 transitions.
Ensure Unique test removed 4 places
Reduce places removed 5 places and 1 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 8 place count 178 transition count 696
Iterating global reduction 0 with 7 rules applied. Total rules applied 15 place count 178 transition count 696
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -91
Deduced a syphon composed of 21 places in 0 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 0 with 42 rules applied. Total rules applied 57 place count 157 transition count 787
Drop transitions (Redundant composition of simpler transitions.) removed 140 transitions
Redundant transition composition rules discarded 140 transitions
Iterating global reduction 0 with 140 rules applied. Total rules applied 197 place count 157 transition count 647
Applied a total of 197 rules in 42 ms. Remains 157 /239 variables (removed 82) and now considering 647/907 (removed 260) transitions.
[2024-06-01 02:52:14] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
// Phase 1: matrix 249 rows 157 cols
[2024-06-01 02:52:14] [INFO ] Computed 28 invariants in 3 ms
[2024-06-01 02:52:15] [INFO ] Implicit Places using invariants in 106 ms returned []
[2024-06-01 02:52:15] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
[2024-06-01 02:52:15] [INFO ] Invariant cache hit.
[2024-06-01 02:52:15] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 02:52:15] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
[2024-06-01 02:52:15] [INFO ] Redundant transitions in 363 ms returned []
Running 590 sub problems to find dead transitions.
[2024-06-01 02:52:15] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
[2024-06-01 02:52:15] [INFO ] Invariant cache hit.
[2024-06-01 02:52:15] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 2 (OVERLAPS) 7/157 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 4 (OVERLAPS) 248/405 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/405 variables, 8/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 7 (OVERLAPS) 0/405 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
No progress, stopping.
After SMT solving in domain Real declared 405/406 variables, and 193 constraints, problems are : Problem set: 0 solved, 590 unsolved in 19117 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 157/157 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 590/590 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 590 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 2 (OVERLAPS) 7/157 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 4 (OVERLAPS) 248/405 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/405 variables, 8/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 590/783 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/405 variables, 0/783 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 8 (OVERLAPS) 0/405 variables, 0/783 constraints. Problems are: Problem set: 0 solved, 590 unsolved
No progress, stopping.
After SMT solving in domain Int declared 405/406 variables, and 783 constraints, problems are : Problem set: 0 solved, 590 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 157/157 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 590/590 constraints, Known Traps: 0/0 constraints]
After SMT, in 50030ms problems are : Problem set: 0 solved, 590 unsolved
Search for dead transitions found 0 dead transitions in 50036ms
Starting structural reductions in SI_LTL mode, iteration 1 : 157/239 places, 647/907 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 50767 ms. Remains : 157/239 places, 647/907 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : CloudDeployment-PT-7a-LTLCardinality-14
Product exploration explored 100000 steps with 0 reset in 74 ms.
Product exploration explored 100000 steps with 0 reset in 78 ms.
Computed a total of 94 stabilizing places and 521 stable transitions
Graph (complete) has 2024 edges and 157 vertex of which 156 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Computed a total of 94 stabilizing places and 521 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 119 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
RANDOM walk for 40000 steps (572 resets) in 136 ms. (291 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (63 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 880719 steps, run timeout after 3001 ms. (steps per millisecond=293 ) properties seen :0 out of 1
Probabilistic random walk after 880719 steps, saw 139871 distinct states, run finished after 3004 ms. (steps per millisecond=293 ) properties seen :0
[2024-06-01 02:53:09] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
[2024-06-01 02:53:09] [INFO ] Invariant cache hit.
[2024-06-01 02:53:09] [INFO ] State equation strengthened by 8 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 92/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/157 variables, 21/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 248/405 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 8/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/405 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/405 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 405/406 variables, and 193 constraints, problems are : Problem set: 0 solved, 1 unsolved in 129 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 157/157 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 92/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/157 variables, 21/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 248/405 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 8/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/405 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/405 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/405 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 405/406 variables, and 194 constraints, problems are : Problem set: 0 solved, 1 unsolved in 129 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 157/157 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 268ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 2 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 647/647 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 157 transition count 591
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 63 place count 157 transition count 711
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 70 place count 150 transition count 711
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 71 place count 150 transition count 711
Applied a total of 71 rules in 31 ms. Remains 150 /157 variables (removed 7) and now considering 711/647 (removed -64) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 150/157 places, 711/647 transitions.
RANDOM walk for 40000 steps (523 resets) in 180 ms. (220 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (60 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 746471 steps, run timeout after 3001 ms. (steps per millisecond=248 ) properties seen :0 out of 1
Probabilistic random walk after 746471 steps, saw 138013 distinct states, run finished after 3001 ms. (steps per millisecond=248 ) properties seen :0
[2024-06-01 02:53:12] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
// Phase 1: matrix 368 rows 150 cols
[2024-06-01 02:53:12] [INFO ] Computed 28 invariants in 9 ms
[2024-06-01 02:53:12] [INFO ] State equation strengthened by 9 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/87 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/150 variables, 21/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/150 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 368/518 variables, 150/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/518 variables, 9/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/518 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/518 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 518/518 variables, and 187 constraints, problems are : Problem set: 0 solved, 1 unsolved in 132 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 150/150 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/87 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/150 variables, 21/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/150 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 368/518 variables, 150/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/518 variables, 9/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/518 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/518 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/518 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 518/518 variables, and 188 constraints, problems are : Problem set: 0 solved, 1 unsolved in 169 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 150/150 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 319ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 71 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=35 )
Parikh walk visited 1 properties in 1 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Support contains 2 out of 157 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 157/157 places, 647/647 transitions.
Applied a total of 0 rules in 18 ms. Remains 157 /157 variables (removed 0) and now considering 647/647 (removed 0) transitions.
[2024-06-01 02:53:13] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
// Phase 1: matrix 249 rows 157 cols
[2024-06-01 02:53:13] [INFO ] Computed 28 invariants in 4 ms
[2024-06-01 02:53:13] [INFO ] Implicit Places using invariants in 104 ms returned []
[2024-06-01 02:53:13] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
[2024-06-01 02:53:13] [INFO ] Invariant cache hit.
[2024-06-01 02:53:13] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 02:53:13] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 312 ms to find 0 implicit places.
[2024-06-01 02:53:13] [INFO ] Redundant transitions in 355 ms returned []
Running 590 sub problems to find dead transitions.
[2024-06-01 02:53:13] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
[2024-06-01 02:53:13] [INFO ] Invariant cache hit.
[2024-06-01 02:53:13] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 2 (OVERLAPS) 7/157 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 4 (OVERLAPS) 248/405 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/405 variables, 8/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 7 (OVERLAPS) 0/405 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
No progress, stopping.
After SMT solving in domain Real declared 405/406 variables, and 193 constraints, problems are : Problem set: 0 solved, 590 unsolved in 19220 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 157/157 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 590/590 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 590 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 2 (OVERLAPS) 7/157 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 4 (OVERLAPS) 248/405 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/405 variables, 8/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 590/783 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/405 variables, 0/783 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 8 (OVERLAPS) 0/405 variables, 0/783 constraints. Problems are: Problem set: 0 solved, 590 unsolved
No progress, stopping.
After SMT solving in domain Int declared 405/406 variables, and 783 constraints, problems are : Problem set: 0 solved, 590 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 157/157 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 590/590 constraints, Known Traps: 0/0 constraints]
After SMT, in 50048ms problems are : Problem set: 0 solved, 590 unsolved
Search for dead transitions found 0 dead transitions in 50053ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 50744 ms. Remains : 157/157 places, 647/647 transitions.
Computed a total of 94 stabilizing places and 521 stable transitions
Graph (complete) has 2024 edges and 157 vertex of which 156 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 94 stabilizing places and 521 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
RANDOM walk for 40000 steps (570 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (61 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 894493 steps, run timeout after 3001 ms. (steps per millisecond=298 ) properties seen :0 out of 1
Probabilistic random walk after 894493 steps, saw 141898 distinct states, run finished after 3001 ms. (steps per millisecond=298 ) properties seen :0
[2024-06-01 02:54:07] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
[2024-06-01 02:54:07] [INFO ] Invariant cache hit.
[2024-06-01 02:54:07] [INFO ] State equation strengthened by 8 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 92/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/157 variables, 21/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 248/405 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 8/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/405 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/405 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 405/406 variables, and 193 constraints, problems are : Problem set: 0 solved, 1 unsolved in 118 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 157/157 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 92/94 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/157 variables, 21/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 248/405 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 8/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/405 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/405 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/405 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 405/406 variables, and 194 constraints, problems are : Problem set: 0 solved, 1 unsolved in 118 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 157/157 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 243ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 2 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 647/647 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 157 transition count 591
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 63 place count 157 transition count 711
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 70 place count 150 transition count 711
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 71 place count 150 transition count 711
Applied a total of 71 rules in 30 ms. Remains 150 /157 variables (removed 7) and now considering 711/647 (removed -64) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 150/157 places, 711/647 transitions.
RANDOM walk for 40000 steps (537 resets) in 138 ms. (287 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (57 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 729673 steps, run timeout after 3001 ms. (steps per millisecond=243 ) properties seen :0 out of 1
Probabilistic random walk after 729673 steps, saw 134986 distinct states, run finished after 3001 ms. (steps per millisecond=243 ) properties seen :0
[2024-06-01 02:54:10] [INFO ] Flow matrix only has 368 transitions (discarded 343 similar events)
// Phase 1: matrix 368 rows 150 cols
[2024-06-01 02:54:10] [INFO ] Computed 28 invariants in 8 ms
[2024-06-01 02:54:10] [INFO ] State equation strengthened by 9 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/87 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/150 variables, 21/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/150 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 368/518 variables, 150/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/518 variables, 9/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/518 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/518 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 518/518 variables, and 187 constraints, problems are : Problem set: 0 solved, 1 unsolved in 131 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 150/150 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/87 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 63/150 variables, 21/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/150 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 368/518 variables, 150/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/518 variables, 9/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/518 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/518 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/518 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 518/518 variables, and 188 constraints, problems are : Problem set: 0 solved, 1 unsolved in 184 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 150/150 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 338ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 65 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=32 )
Parikh walk visited 1 properties in 2 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 93 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 68 ms.
Product exploration explored 100000 steps with 0 reset in 74 ms.
Support contains 2 out of 157 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 157/157 places, 647/647 transitions.
Applied a total of 0 rules in 12 ms. Remains 157 /157 variables (removed 0) and now considering 647/647 (removed 0) transitions.
[2024-06-01 02:54:11] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
// Phase 1: matrix 249 rows 157 cols
[2024-06-01 02:54:11] [INFO ] Computed 28 invariants in 4 ms
[2024-06-01 02:54:11] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-06-01 02:54:11] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
[2024-06-01 02:54:11] [INFO ] Invariant cache hit.
[2024-06-01 02:54:11] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 02:54:11] [INFO ] Implicit Places using invariants and state equation in 211 ms returned []
Implicit Place search using SMT with State Equation took 335 ms to find 0 implicit places.
[2024-06-01 02:54:11] [INFO ] Redundant transitions in 422 ms returned []
Running 590 sub problems to find dead transitions.
[2024-06-01 02:54:11] [INFO ] Flow matrix only has 249 transitions (discarded 398 similar events)
[2024-06-01 02:54:11] [INFO ] Invariant cache hit.
[2024-06-01 02:54:11] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 2 (OVERLAPS) 7/157 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 4 (OVERLAPS) 248/405 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/405 variables, 8/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 7 (OVERLAPS) 0/405 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
No progress, stopping.
After SMT solving in domain Real declared 405/406 variables, and 193 constraints, problems are : Problem set: 0 solved, 590 unsolved in 19964 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 157/157 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 590/590 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 590 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/150 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/150 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 2 (OVERLAPS) 7/157 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 4 (OVERLAPS) 248/405 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/405 variables, 8/193 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 590/783 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/405 variables, 0/783 constraints. Problems are: Problem set: 0 solved, 590 unsolved
At refinement iteration 8 (OVERLAPS) 0/405 variables, 0/783 constraints. Problems are: Problem set: 0 solved, 590 unsolved
No progress, stopping.
After SMT solving in domain Int declared 405/406 variables, and 783 constraints, problems are : Problem set: 0 solved, 590 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 157/157 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 590/590 constraints, Known Traps: 0/0 constraints]
After SMT, in 50787ms problems are : Problem set: 0 solved, 590 unsolved
Search for dead transitions found 0 dead transitions in 50793ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 51574 ms. Remains : 157/157 places, 647/647 transitions.
Treatment of property CloudDeployment-PT-7a-LTLCardinality-14 finished in 167843 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(p0)||G(p1))))))'
Found a Lengthening insensitive property : CloudDeployment-PT-7a-LTLCardinality-12
Stuttering acceptance computed with spot in 285 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 239 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 239/239 places, 907/907 transitions.
Graph (trivial) has 276 edges and 239 vertex of which 68 / 239 are part of one of the 20 SCC in 1 ms
Free SCC test removed 48 places
Ensure Unique test removed 146 transitions
Reduce isomorphic transitions removed 146 transitions.
Ensure Unique test removed 3 places
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 7 place count 182 transition count 707
Iterating global reduction 0 with 6 rules applied. Total rules applied 13 place count 182 transition count 707
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -91
Deduced a syphon composed of 21 places in 0 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 0 with 42 rules applied. Total rules applied 55 place count 161 transition count 798
Applied a total of 55 rules in 23 ms. Remains 161 /239 variables (removed 78) and now considering 798/907 (removed 109) transitions.
[2024-06-01 02:55:03] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
// Phase 1: matrix 393 rows 161 cols
[2024-06-01 02:55:03] [INFO ] Computed 29 invariants in 5 ms
[2024-06-01 02:55:03] [INFO ] Implicit Places using invariants in 118 ms returned []
[2024-06-01 02:55:03] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
[2024-06-01 02:55:03] [INFO ] Invariant cache hit.
[2024-06-01 02:55:03] [INFO ] State equation strengthened by 267 read => feed constraints.
[2024-06-01 02:55:03] [INFO ] Implicit Places using invariants and state equation in 394 ms returned []
Implicit Place search using SMT with State Equation took 515 ms to find 0 implicit places.
Running 797 sub problems to find dead transitions.
[2024-06-01 02:55:03] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
[2024-06-01 02:55:03] [INFO ] Invariant cache hit.
[2024-06-01 02:55:03] [INFO ] State equation strengthened by 267 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/160 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/160 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 2 (OVERLAPS) 392/552 variables, 160/189 constraints. Problems are: Problem set: 0 solved, 797 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/552 variables, 266/455 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/552 variables, 0/455 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 5 (OVERLAPS) 1/553 variables, 1/456 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/553 variables, 0/456 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 7 (OVERLAPS) 1/554 variables, 1/457 constraints. Problems are: Problem set: 0 solved, 797 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 554/554 variables, and 457 constraints, problems are : Problem set: 0 solved, 797 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 161/161 constraints, ReadFeed: 267/267 constraints, PredecessorRefiner: 797/797 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 797 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/160 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/160 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 2 (OVERLAPS) 392/552 variables, 160/189 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/552 variables, 266/455 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/552 variables, 797/1252 constraints. Problems are: Problem set: 0 solved, 797 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 552/554 variables, and 1252 constraints, problems are : Problem set: 0 solved, 797 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 160/161 constraints, ReadFeed: 266/267 constraints, PredecessorRefiner: 797/797 constraints, Known Traps: 0/0 constraints]
After SMT, in 61010ms problems are : Problem set: 0 solved, 797 unsolved
Search for dead transitions found 0 dead transitions in 61019ms
Starting structural reductions in LI_LTL mode, iteration 1 : 161/239 places, 798/907 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 61560 ms. Remains : 161/239 places, 798/907 transitions.
Running random walk in product with property : CloudDeployment-PT-7a-LTLCardinality-12
Product exploration explored 100000 steps with 0 reset in 89 ms.
Product exploration explored 100000 steps with 0 reset in 101 ms.
Computed a total of 97 stabilizing places and 663 stable transitions
Graph (complete) has 2234 edges and 161 vertex of which 159 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Computed a total of 97 stabilizing places and 663 stable transitions
Detected a total of 97/161 stabilizing places and 663/798 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 90 ms. Reduced automaton from 7 states, 14 edges and 2 AP (stutter sensitive) to 7 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 253 ms :[true, (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (714 resets) in 259 ms. (153 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (48 resets) in 76 ms. (519 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (48 resets) in 67 ms. (588 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (48 resets) in 101 ms. (392 steps per ms) remains 3/3 properties
[2024-06-01 02:56:05] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
[2024-06-01 02:56:05] [INFO ] Invariant cache hit.
[2024-06-01 02:56:05] [INFO ] State equation strengthened by 267 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf4 is UNSAT
At refinement iteration 1 (OVERLAPS) 94/98 variables, 9/9 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 62/160 variables, 20/29 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/29 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 392/552 variables, 160/189 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/552 variables, 266/455 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/552 variables, 0/455 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/553 variables, 1/456 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/553 variables, 0/456 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/554 variables, 1/457 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/554 variables, 0/457 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/554 variables, 0/457 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 554/554 variables, and 457 constraints, problems are : Problem set: 1 solved, 2 unsolved in 278 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 161/161 constraints, ReadFeed: 267/267 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 94/98 variables, 9/9 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 62/160 variables, 20/29 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/29 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 392/552 variables, 160/189 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/552 variables, 266/455 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/552 variables, 2/457 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/552 variables, 0/457 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/553 variables, 1/458 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/553 variables, 0/458 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/554 variables, 1/459 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/554 variables, 0/459 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/554 variables, 0/459 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 554/554 variables, and 459 constraints, problems are : Problem set: 1 solved, 2 unsolved in 322 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 161/161 constraints, ReadFeed: 267/267 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 614ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 133 ms.
Support contains 4 out of 161 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 161/161 places, 798/798 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 161 transition count 742
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 57 place count 160 transition count 734
Iterating global reduction 1 with 1 rules applied. Total rules applied 58 place count 160 transition count 734
Drop transitions (Redundant composition of simpler transitions.) removed 140 transitions
Redundant transition composition rules discarded 140 transitions
Iterating global reduction 1 with 140 rules applied. Total rules applied 198 place count 160 transition count 594
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 205 place count 160 transition count 714
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 212 place count 153 transition count 714
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 213 place count 153 transition count 714
Applied a total of 213 rules in 49 ms. Remains 153 /161 variables (removed 8) and now considering 714/798 (removed 84) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 153/161 places, 714/798 transitions.
RANDOM walk for 40000 steps (517 resets) in 556 ms. (71 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (57 resets) in 117 ms. (339 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (58 resets) in 106 ms. (373 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 495620 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 2
Probabilistic random walk after 495620 steps, saw 95148 distinct states, run finished after 3001 ms. (steps per millisecond=165 ) properties seen :0
[2024-06-01 02:56:09] [INFO ] Flow matrix only has 371 transitions (discarded 343 similar events)
// Phase 1: matrix 371 rows 153 cols
[2024-06-01 02:56:09] [INFO ] Computed 29 invariants in 7 ms
[2024-06-01 02:56:09] [INFO ] State equation strengthened by 169 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 86/90 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/90 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 62/152 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 371/523 variables, 152/181 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/523 variables, 169/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/524 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/524 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/524 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 524/524 variables, and 351 constraints, problems are : Problem set: 0 solved, 2 unsolved in 212 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 153/153 constraints, ReadFeed: 169/169 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) 86/90 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/90 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 62/152 variables, 20/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 371/523 variables, 152/181 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/523 variables, 169/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/523 variables, 2/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/524 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/524 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/524 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 524/524 variables, and 353 constraints, problems are : Problem set: 0 solved, 2 unsolved in 636 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 153/153 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 873ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 150 ms.
Support contains 4 out of 153 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 714/714 transitions.
Applied a total of 0 rules in 11 ms. Remains 153 /153 variables (removed 0) and now considering 714/714 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 153/153 places, 714/714 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 714/714 transitions.
Applied a total of 0 rules in 11 ms. Remains 153 /153 variables (removed 0) and now considering 714/714 (removed 0) transitions.
[2024-06-01 02:56:10] [INFO ] Flow matrix only has 371 transitions (discarded 343 similar events)
[2024-06-01 02:56:10] [INFO ] Invariant cache hit.
[2024-06-01 02:56:10] [INFO ] Implicit Places using invariants in 116 ms returned []
[2024-06-01 02:56:10] [INFO ] Flow matrix only has 371 transitions (discarded 343 similar events)
[2024-06-01 02:56:10] [INFO ] Invariant cache hit.
[2024-06-01 02:56:10] [INFO ] State equation strengthened by 169 read => feed constraints.
[2024-06-01 02:56:11] [INFO ] Implicit Places using invariants and state equation in 453 ms returned []
Implicit Place search using SMT with State Equation took 572 ms to find 0 implicit places.
[2024-06-01 02:56:11] [INFO ] Redundant transitions in 14 ms returned []
Running 713 sub problems to find dead transitions.
[2024-06-01 02:56:11] [INFO ] Flow matrix only has 371 transitions (discarded 343 similar events)
[2024-06-01 02:56:11] [INFO ] Invariant cache hit.
[2024-06-01 02:56:11] [INFO ] State equation strengthened by 169 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/152 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 2 (OVERLAPS) 371/523 variables, 152/181 constraints. Problems are: Problem set: 0 solved, 713 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/523 variables, 169/350 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 5 (OVERLAPS) 1/524 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 713 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 Real declared 524/524 variables, and 351 constraints, problems are : Problem set: 0 solved, 713 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 153/153 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 713/713 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 713 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/152 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 2 (OVERLAPS) 371/523 variables, 152/181 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/523 variables, 169/350 constraints. Problems are: Problem set: 0 solved, 713 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/523 variables, 713/1063 constraints. Problems are: Problem set: 0 solved, 713 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 523/524 variables, and 1063 constraints, problems are : Problem set: 0 solved, 713 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 152/153 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 713/713 constraints, Known Traps: 0/0 constraints]
After SMT, in 61455ms problems are : Problem set: 0 solved, 713 unsolved
Search for dead transitions found 0 dead transitions in 61462ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62068 ms. Remains : 153/153 places, 714/714 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 124 edges and 153 vertex of which 45 / 153 are part of one of the 7 SCC in 0 ms
Free SCC test removed 38 places
Drop transitions (Empty/Sink Transition effects.) removed 51 transitions
Ensure Unique test removed 343 transitions
Reduce isomorphic transitions removed 394 transitions.
Ensure Unique test removed 13 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 45 rules applied. Total rules applied 46 place count 102 transition count 288
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 78 place count 70 transition count 288
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 78 place count 70 transition count 276
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 102 place count 58 transition count 276
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 108 place count 52 transition count 270
Iterating global reduction 2 with 6 rules applied. Total rules applied 114 place count 52 transition count 270
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 120 place count 46 transition count 228
Iterating global reduction 2 with 6 rules applied. Total rules applied 126 place count 46 transition count 228
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 132 place count 46 transition count 222
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 3 with 2 rules applied. Total rules applied 134 place count 45 transition count 221
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 3 with 15 rules applied. Total rules applied 149 place count 45 transition count 206
Free-agglomeration rule applied 7 times with reduction of 114 identical transitions.
Iterating global reduction 3 with 7 rules applied. Total rules applied 156 place count 45 transition count 85
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 19 rules applied. Total rules applied 175 place count 38 transition count 73
Applied a total of 175 rules in 26 ms. Remains 38 /153 variables (removed 115) and now considering 73/714 (removed 641) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 73 rows 38 cols
[2024-06-01 02:57:12] [INFO ] Computed 16 invariants in 1 ms
[2024-06-01 02:57:12] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-06-01 02:57:12] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 2 ms returned sat
[2024-06-01 02:57:12] [INFO ] After 18ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-06-01 02:57:12] [INFO ] After 27ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-06-01 02:57:12] [INFO ] After 57ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 115 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 4 factoid took 197 ms. Reduced automaton from 7 states, 13 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 174 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 183 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 02:57:13] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
// Phase 1: matrix 393 rows 161 cols
[2024-06-01 02:57:13] [INFO ] Computed 29 invariants in 2 ms
[2024-06-01 02:57:13] [INFO ] [Real]Absence check using 0 positive and 29 generalized place invariants in 6 ms returned sat
[2024-06-01 02:57:13] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2024-06-01 02:57:13] [INFO ] State equation strengthened by 267 read => feed constraints.
[2024-06-01 02:57:13] [INFO ] [Real]Added 267 Read/Feed constraints in 27 ms returned sat
[2024-06-01 02:57:13] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:57:13] [INFO ] [Nat]Absence check using 0 positive and 29 generalized place invariants in 7 ms returned sat
[2024-06-01 02:57:13] [INFO ] [Nat]Absence check using state equation in 102 ms returned sat
[2024-06-01 02:57:13] [INFO ] [Nat]Added 267 Read/Feed constraints in 32 ms returned sat
[2024-06-01 02:57:13] [INFO ] Computed and/alt/rep : 339/1417/339 causal constraints (skipped 53 transitions) in 47 ms.
[2024-06-01 02:57:13] [INFO ] Added : 0 causal constraints over 0 iterations in 81 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 161 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 161/161 places, 798/798 transitions.
Applied a total of 0 rules in 2 ms. Remains 161 /161 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2024-06-01 02:57:14] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
[2024-06-01 02:57:14] [INFO ] Invariant cache hit.
[2024-06-01 02:57:14] [INFO ] Implicit Places using invariants in 118 ms returned []
[2024-06-01 02:57:14] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
[2024-06-01 02:57:14] [INFO ] Invariant cache hit.
[2024-06-01 02:57:14] [INFO ] State equation strengthened by 267 read => feed constraints.
[2024-06-01 02:57:14] [INFO ] Implicit Places using invariants and state equation in 536 ms returned []
Implicit Place search using SMT with State Equation took 667 ms to find 0 implicit places.
Running 797 sub problems to find dead transitions.
[2024-06-01 02:57:14] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
[2024-06-01 02:57:14] [INFO ] Invariant cache hit.
[2024-06-01 02:57:14] [INFO ] State equation strengthened by 267 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/160 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/160 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 2 (OVERLAPS) 392/552 variables, 160/189 constraints. Problems are: Problem set: 0 solved, 797 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/552 variables, 266/455 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/552 variables, 0/455 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 5 (OVERLAPS) 1/553 variables, 1/456 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/553 variables, 0/456 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 7 (OVERLAPS) 1/554 variables, 1/457 constraints. Problems are: Problem set: 0 solved, 797 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 554/554 variables, and 457 constraints, problems are : Problem set: 0 solved, 797 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 161/161 constraints, ReadFeed: 267/267 constraints, PredecessorRefiner: 797/797 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 797 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/160 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/160 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 2 (OVERLAPS) 392/552 variables, 160/189 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/552 variables, 266/455 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/552 variables, 797/1252 constraints. Problems are: Problem set: 0 solved, 797 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 552/554 variables, and 1252 constraints, problems are : Problem set: 0 solved, 797 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 29/29 constraints, State Equation: 160/161 constraints, ReadFeed: 266/267 constraints, PredecessorRefiner: 797/797 constraints, Known Traps: 0/0 constraints]
After SMT, in 61068ms problems are : Problem set: 0 solved, 797 unsolved
Search for dead transitions found 0 dead transitions in 61077ms
Finished structural reductions in LTL mode , in 1 iterations and 61749 ms. Remains : 161/161 places, 798/798 transitions.
Computed a total of 97 stabilizing places and 663 stable transitions
Graph (complete) has 2234 edges and 161 vertex of which 159 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Computed a total of 97 stabilizing places and 663 stable transitions
Detected a total of 97/161 stabilizing places and 663/798 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 99 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 92 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 246 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 180 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-06-01 02:58:16] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
[2024-06-01 02:58:16] [INFO ] Invariant cache hit.
[2024-06-01 02:58:16] [INFO ] [Real]Absence check using 0 positive and 29 generalized place invariants in 7 ms returned sat
[2024-06-01 02:58:16] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2024-06-01 02:58:16] [INFO ] State equation strengthened by 267 read => feed constraints.
[2024-06-01 02:58:16] [INFO ] [Real]Added 267 Read/Feed constraints in 28 ms returned sat
[2024-06-01 02:58:16] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 02:58:17] [INFO ] [Nat]Absence check using 0 positive and 29 generalized place invariants in 6 ms returned sat
[2024-06-01 02:58:17] [INFO ] [Nat]Absence check using state equation in 69 ms returned sat
[2024-06-01 02:58:17] [INFO ] [Nat]Added 267 Read/Feed constraints in 33 ms returned sat
[2024-06-01 02:58:17] [INFO ] Computed and/alt/rep : 339/1417/339 causal constraints (skipped 53 transitions) in 30 ms.
[2024-06-01 02:58:17] [INFO ] Added : 0 causal constraints over 0 iterations in 57 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 161 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 79 ms.
Product exploration explored 100000 steps with 0 reset in 95 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 164 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 161 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 161/161 places, 798/798 transitions.
Graph (trivial) has 171 edges and 161 vertex of which 2 / 161 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 158 transition count 788
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 158 transition count 788
Drop transitions (Redundant composition of simpler transitions.) removed 140 transitions
Redundant transition composition rules discarded 140 transitions
Iterating global reduction 0 with 140 rules applied. Total rules applied 143 place count 158 transition count 648
Applied a total of 143 rules in 33 ms. Remains 158 /161 variables (removed 3) and now considering 648/798 (removed 150) transitions.
[2024-06-01 02:58:18] [INFO ] Redundant transitions in 409 ms returned []
Running 647 sub problems to find dead transitions.
[2024-06-01 02:58:18] [INFO ] Flow matrix only has 250 transitions (discarded 398 similar events)
// Phase 1: matrix 250 rows 158 cols
[2024-06-01 02:58:18] [INFO ] Computed 28 invariants in 1 ms
[2024-06-01 02:58:18] [INFO ] State equation strengthened by 169 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 2 (OVERLAPS) 249/406 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 647 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/406 variables, 168/353 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/406 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 5 (OVERLAPS) 1/407 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/407 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 7 (OVERLAPS) 1/408 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/408 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 647 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 408/408 variables, and 355 constraints, problems are : Problem set: 0 solved, 647 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 158/158 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 647/647 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 647 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 2 (OVERLAPS) 249/406 variables, 157/185 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/406 variables, 168/353 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/406 variables, 647/1000 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/406 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 647 unsolved
At refinement iteration 6 (OVERLAPS) 1/407 variables, 1/1001 constraints. Problems are: Problem set: 0 solved, 647 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 407/408 variables, and 1001 constraints, problems are : Problem set: 0 solved, 647 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 28/28 constraints, State Equation: 158/158 constraints, ReadFeed: 168/169 constraints, PredecessorRefiner: 647/647 constraints, Known Traps: 0/0 constraints]
After SMT, in 60847ms problems are : Problem set: 0 solved, 647 unsolved
Search for dead transitions found 0 dead transitions in 60852ms
Starting structural reductions in SI_LTL mode, iteration 1 : 158/161 places, 648/798 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61305 ms. Remains : 158/161 places, 648/798 transitions.
Support contains 2 out of 161 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 161/161 places, 798/798 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 160 transition count 798
Applied a total of 1 rules in 13 ms. Remains 160 /161 variables (removed 1) and now considering 798/798 (removed 0) transitions.
[2024-06-01 02:59:19] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
// Phase 1: matrix 393 rows 160 cols
[2024-06-01 02:59:19] [INFO ] Computed 28 invariants in 3 ms
[2024-06-01 02:59:19] [INFO ] Implicit Places using invariants in 113 ms returned []
[2024-06-01 02:59:19] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
[2024-06-01 02:59:19] [INFO ] Invariant cache hit.
[2024-06-01 02:59:19] [INFO ] State equation strengthened by 267 read => feed constraints.
[2024-06-01 02:59:19] [INFO ] Implicit Places using invariants and state equation in 394 ms returned []
Implicit Place search using SMT with State Equation took 508 ms to find 0 implicit places.
Running 797 sub problems to find dead transitions.
[2024-06-01 02:59:19] [INFO ] Flow matrix only has 393 transitions (discarded 405 similar events)
[2024-06-01 02:59:19] [INFO ] Invariant cache hit.
[2024-06-01 02:59:19] [INFO ] State equation strengthened by 267 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 2 (OVERLAPS) 392/551 variables, 159/187 constraints. Problems are: Problem set: 0 solved, 797 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/551 variables, 266/453 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/551 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 5 (OVERLAPS) 1/552 variables, 1/454 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/552 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 797 unsolved
SMT process timed out in 31028ms, After SMT, problems are : Problem set: 0 solved, 797 unsolved
Search for dead transitions found 0 dead transitions in 31039ms
Starting structural reductions in LTL mode, iteration 1 : 160/161 places, 798/798 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31565 ms. Remains : 160/161 places, 798/798 transitions.
Treatment of property CloudDeployment-PT-7a-LTLCardinality-12 finished in 287979 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)))'
[2024-06-01 02:59:50] [INFO ] Flatten gal took : 44 ms
[2024-06-01 02:59:50] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-06-01 02:59:50] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 239 places, 907 transitions and 6299 arcs took 17 ms.
Total runtime 1105681 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA CloudDeployment-PT-7a-LTLCardinality-12 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA CloudDeployment-PT-7a-LTLCardinality-14 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717212079115

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
mcc2024
ltl formula name CloudDeployment-PT-7a-LTLCardinality-12
ltl formula formula --ltl=/tmp/1596/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 239 places, 907 transitions and 6299 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.160 real 0.030 user 0.070 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1596/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1596/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1596/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1596/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 7 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 241 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 240, there are 954 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 1/ 4): ~1018 levels ~10000 states ~125028 transitions
pnml2lts-mc( 1/ 4): ~1018 levels ~20000 states ~249584 transitions
pnml2lts-mc( 1/ 4): ~1018 levels ~40000 states ~516120 transitions
pnml2lts-mc( 1/ 4): ~1035 levels ~80000 states ~1047692 transitions
pnml2lts-mc( 1/ 4): ~1035 levels ~160000 states ~2152672 transitions
pnml2lts-mc( 1/ 4): ~12114 levels ~320000 states ~4433028 transitions
pnml2lts-mc( 0/ 4): ~12040 levels ~640000 states ~9232676 transitions
pnml2lts-mc( 0/ 4): ~12040 levels ~1280000 states ~18693516 transitions
pnml2lts-mc( 0/ 4): ~12275 levels ~2560000 states ~38922008 transitions
pnml2lts-mc( 0/ 4): ~142398 levels ~5120000 states ~84399608 transitions
pnml2lts-mc( 2/ 4): ~12708 levels ~10240000 states ~146730064 transitions
pnml2lts-mc( 2/ 4): ~12843 levels ~20480000 states ~305097576 transitions
pnml2lts-mc( 3/ 4): Error: tree roots table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 270639
pnml2lts-mc( 0/ 4): unique states count: 33525316
pnml2lts-mc( 0/ 4): unique transitions count: 544482468
pnml2lts-mc( 0/ 4): - self-loop count: 281024309
pnml2lts-mc( 0/ 4): - claim dead count: 83446948
pnml2lts-mc( 0/ 4): - claim found count: 146395537
pnml2lts-mc( 0/ 4): - claim success count: 33525358
pnml2lts-mc( 0/ 4): - cum. max stack depth: 316833
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 33525461 states 544484870 transitions, fanout: 16.241
pnml2lts-mc( 0/ 4): Total exploration time 694.840 sec (694.810 sec minimum, 694.825 sec on average)
pnml2lts-mc( 0/ 4): States per second: 48249, Transitions per second: 783612
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 260.3MB, 8.1 B/state, compr.: 0.8%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 99.0%/6.0%
pnml2lts-mc( 0/ 4): Stored 919 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 260.3MB (~256.0MB paged-in)
ltl formula name CloudDeployment-PT-7a-LTLCardinality-14
ltl formula formula --ltl=/tmp/1596/ltl_1_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 239 places, 907 transitions and 6299 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1596/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1596/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1596/ltl_1_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.130 real 0.040 user 0.030 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1596/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): There are 240 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 240, there are 919 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 2/ 4): ~947 levels ~10000 states ~121384 transitions
pnml2lts-mc( 2/ 4): ~1134 levels ~20000 states ~248536 transitions
pnml2lts-mc( 2/ 4): ~1134 levels ~40000 states ~502908 transitions
pnml2lts-mc( 2/ 4): ~1134 levels ~80000 states ~1032880 transitions
pnml2lts-mc( 2/ 4): ~1134 levels ~160000 states ~2134312 transitions
pnml2lts-mc( 2/ 4): ~1134 levels ~320000 states ~4422264 transitions
pnml2lts-mc( 0/ 4): ~12264 levels ~640000 states ~9119548 transitions
pnml2lts-mc( 0/ 4): ~12264 levels ~1280000 states ~18939764 transitions
pnml2lts-mc( 0/ 4): ~12264 levels ~2560000 states ~38806872 transitions
pnml2lts-mc( 0/ 4): ~12264 levels ~5120000 states ~77576536 transitions
pnml2lts-mc( 0/ 4): ~143724 levels ~10240000 states ~161464452 transitions
pnml2lts-mc( 0/ 4): ~143724 levels ~20480000 states ~333253432 transitions
pnml2lts-mc( 3/ 4): Error: tree roots table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 404906
pnml2lts-mc( 0/ 4): unique states count: 33530502
pnml2lts-mc( 0/ 4): unique transitions count: 558414120
pnml2lts-mc( 0/ 4): - self-loop count: 279326176
pnml2lts-mc( 0/ 4): - claim dead count: 98283900
pnml2lts-mc( 0/ 4): - claim found count: 147206708
pnml2lts-mc( 0/ 4): - claim success count: 33530534
pnml2lts-mc( 0/ 4): - cum. max stack depth: 445381
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 33530630 states 558416196 transitions, fanout: 16.654
pnml2lts-mc( 0/ 4): Total exploration time 591.740 sec (591.720 sec minimum, 591.732 sec on average)
pnml2lts-mc( 0/ 4): States per second: 56664, Transitions per second: 943685
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 274.2MB, 8.6 B/state, compr.: 0.9%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 99.0%/28.0%
pnml2lts-mc( 0/ 4): Stored 919 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 274.2MB (~256.0MB paged-in)

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudDeployment-PT-7a"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is CloudDeployment-PT-7a, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r476-tall-171620506200619"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-7a.tgz
mv CloudDeployment-PT-7a execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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