fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r071-smll-167814398000420
Last Updated
May 14, 2023

About the Execution of LoLa+red for CloudDeployment-PT-5b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
6453.300 979834.00 1075838.00 3629.50 FFTF??FFF?TTFF?F normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r071-smll-167814398000420.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is CloudDeployment-PT-5b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r071-smll-167814398000420
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 6.3K Feb 25 14:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Feb 25 14:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 14:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 14:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Feb 25 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 25 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 25 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 1.5M Mar 5 18:22 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-5b-LTLFireability-00
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-01
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-02
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-03
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-04
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-05
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-06
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-07
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-08
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-09
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-10
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-11
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-12
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-13
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-14
FORMULA_NAME CloudDeployment-PT-5b-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678280576910

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudDeployment-PT-5b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-08 13:02:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-08 13:03:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 13:03:00] [INFO ] Load time of PNML (sax parser for PT used): 602 ms
[2023-03-08 13:03:00] [INFO ] Transformed 1525 places.
[2023-03-08 13:03:00] [INFO ] Transformed 3132 transitions.
[2023-03-08 13:03:00] [INFO ] Found NUPN structural information;
[2023-03-08 13:03:00] [INFO ] Parsed PT model containing 1525 places and 3132 transitions and 24760 arcs in 957 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA CloudDeployment-PT-5b-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 61 out of 1525 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1525/1525 places, 3132/3132 transitions.
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 1520 transition count 3132
Discarding 396 places :
Symmetric choice reduction at 1 with 396 rule applications. Total rules 401 place count 1124 transition count 2736
Iterating global reduction 1 with 396 rules applied. Total rules applied 797 place count 1124 transition count 2736
Discarding 151 places :
Symmetric choice reduction at 1 with 151 rule applications. Total rules 948 place count 973 transition count 2585
Iterating global reduction 1 with 151 rules applied. Total rules applied 1099 place count 973 transition count 2585
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 1 with 19 rules applied. Total rules applied 1118 place count 973 transition count 2566
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 1134 place count 957 transition count 2550
Iterating global reduction 2 with 16 rules applied. Total rules applied 1150 place count 957 transition count 2550
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 1151 place count 956 transition count 2549
Iterating global reduction 2 with 1 rules applied. Total rules applied 1152 place count 956 transition count 2549
Applied a total of 1152 rules in 688 ms. Remains 956 /1525 variables (removed 569) and now considering 2549/3132 (removed 583) transitions.
// Phase 1: matrix 2549 rows 956 cols
[2023-03-08 13:03:02] [INFO ] Computed 16 place invariants in 76 ms
[2023-03-08 13:03:02] [INFO ] Implicit Places using invariants in 800 ms returned []
[2023-03-08 13:03:02] [INFO ] Invariant cache hit.
[2023-03-08 13:03:03] [INFO ] Implicit Places using invariants and state equation in 882 ms returned []
Implicit Place search using SMT with State Equation took 1736 ms to find 0 implicit places.
[2023-03-08 13:03:03] [INFO ] Invariant cache hit.
[2023-03-08 13:03:06] [INFO ] Dead Transitions using invariants and state equation in 2443 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 956/1525 places, 2549/3132 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4877 ms. Remains : 956/1525 places, 2549/3132 transitions.
Support contains 61 out of 956 places after structural reductions.
[2023-03-08 13:03:07] [INFO ] Flatten gal took : 579 ms
[2023-03-08 13:03:07] [INFO ] Flatten gal took : 333 ms
[2023-03-08 13:03:08] [INFO ] Input system was already deterministic with 2549 transitions.
Support contains 60 out of 956 places (down from 61) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 59 resets, run finished after 913 ms. (steps per millisecond=10 ) properties (out of 35) seen :6
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 29) seen :0
Running SMT prover for 29 properties.
[2023-03-08 13:03:09] [INFO ] Invariant cache hit.
[2023-03-08 13:03:11] [INFO ] [Real]Absence check using 0 positive and 16 generalized place invariants in 13 ms returned sat
[2023-03-08 13:03:11] [INFO ] After 1346ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:29
[2023-03-08 13:03:12] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 11 ms returned sat
[2023-03-08 13:03:17] [INFO ] After 4654ms SMT Verify possible using state equation in natural domain returned unsat :12 sat :17
[2023-03-08 13:03:21] [INFO ] After 8010ms SMT Verify possible using trap constraints in natural domain returned unsat :12 sat :17
Attempting to minimize the solution found.
Minimization took 2155 ms.
[2023-03-08 13:03:23] [INFO ] After 11892ms SMT Verify possible using all constraints in natural domain returned unsat :12 sat :17
Fused 29 Parikh solutions to 17 different solutions.
Parikh walk visited 13 properties in 624 ms.
Support contains 8 out of 956 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Graph (trivial) has 977 edges and 956 vertex of which 355 / 956 are part of one of the 40 SCC in 8 ms
Free SCC test removed 315 places
Drop transitions removed 1425 transitions
Reduce isomorphic transitions removed 1425 transitions.
Graph (complete) has 2377 edges and 641 vertex of which 613 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.6 ms
Discarding 28 places :
Also discarding 0 output transitions
Drop transitions removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions removed 259 transitions
Trivial Post-agglo rules discarded 259 transitions
Performed 259 trivial Post agglomeration. Transition count delta: 259
Iterating post reduction 0 with 279 rules applied. Total rules applied 281 place count 613 transition count 845
Reduce places removed 259 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 260 rules applied. Total rules applied 541 place count 354 transition count 844
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 542 place count 353 transition count 844
Performed 55 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 55 Pre rules applied. Total rules applied 542 place count 353 transition count 789
Deduced a syphon composed of 55 places in 1 ms
Reduce places removed 55 places and 0 transitions.
Iterating global reduction 3 with 110 rules applied. Total rules applied 652 place count 298 transition count 789
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 659 place count 291 transition count 782
Iterating global reduction 3 with 7 rules applied. Total rules applied 666 place count 291 transition count 782
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 666 place count 291 transition count 777
Deduced a syphon composed of 5 places in 2 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 676 place count 286 transition count 777
Performed 80 Post agglomeration using F-continuation condition.Transition count delta: 80
Deduced a syphon composed of 80 places in 3 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 3 with 160 rules applied. Total rules applied 836 place count 206 transition count 697
Performed 35 Post agglomeration using F-continuation condition with reduction of 54 identical transitions.
Deduced a syphon composed of 35 places in 3 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 3 with 70 rules applied. Total rules applied 906 place count 171 transition count 903
Drop transitions removed 15 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 3 with 31 rules applied. Total rules applied 937 place count 171 transition count 872
Drop transitions removed 156 transitions
Redundant transition composition rules discarded 156 transitions
Iterating global reduction 4 with 156 rules applied. Total rules applied 1093 place count 171 transition count 716
Free-agglomeration rule applied 48 times with reduction of 20 identical transitions.
Iterating global reduction 4 with 48 rules applied. Total rules applied 1141 place count 171 transition count 648
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 93 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 143 transitions.
Iterating post reduction 4 with 191 rules applied. Total rules applied 1332 place count 123 transition count 505
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 1337 place count 118 transition count 475
Iterating global reduction 5 with 5 rules applied. Total rules applied 1342 place count 118 transition count 475
Drop transitions removed 75 transitions
Redundant transition composition rules discarded 75 transitions
Iterating global reduction 5 with 75 rules applied. Total rules applied 1417 place count 118 transition count 400
Partial Free-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 5 with 5 rules applied. Total rules applied 1422 place count 118 transition count 400
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1423 place count 117 transition count 399
Applied a total of 1423 rules in 390 ms. Remains 117 /956 variables (removed 839) and now considering 399/2549 (removed 2150) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 390 ms. Remains : 117/956 places, 399/2549 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 328 ms. (steps per millisecond=30 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 205 ms. (steps per millisecond=48 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 13:03:25] [INFO ] Flow matrix only has 203 transitions (discarded 196 similar events)
// Phase 1: matrix 203 rows 117 cols
[2023-03-08 13:03:25] [INFO ] Computed 20 place invariants in 12 ms
[2023-03-08 13:03:25] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-08 13:03:25] [INFO ] [Real]Absence check using 5 positive and 15 generalized place invariants in 5 ms returned sat
[2023-03-08 13:03:25] [INFO ] After 55ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:03:25] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-08 13:03:25] [INFO ] [Nat]Absence check using 5 positive and 15 generalized place invariants in 6 ms returned sat
[2023-03-08 13:03:25] [INFO ] After 91ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:03:25] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-08 13:03:25] [INFO ] After 30ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 13:03:25] [INFO ] After 60ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 21 ms.
[2023-03-08 13:03:25] [INFO ] After 234ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 4 ms.
Support contains 5 out of 117 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 117/117 places, 399/399 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 112 transition count 394
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 12 place count 112 transition count 392
Applied a total of 12 rules in 22 ms. Remains 112 /117 variables (removed 5) and now considering 392/399 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 112/117 places, 392/399 transitions.
Incomplete random walk after 10000 steps, including 157 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-08 13:03:25] [INFO ] Flow matrix only has 197 transitions (discarded 195 similar events)
// Phase 1: matrix 197 rows 112 cols
[2023-03-08 13:03:25] [INFO ] Computed 20 place invariants in 6 ms
[2023-03-08 13:03:25] [INFO ] [Real]Absence check using 5 positive place invariants in 10 ms returned sat
[2023-03-08 13:03:25] [INFO ] [Real]Absence check using 5 positive and 15 generalized place invariants in 8 ms returned sat
[2023-03-08 13:03:25] [INFO ] After 116ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-08 13:03:25] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-08 13:03:25] [INFO ] After 27ms SMT Verify possible using 7 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 13:03:25] [INFO ] After 231ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 13:03:25] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-08 13:03:25] [INFO ] [Nat]Absence check using 5 positive and 15 generalized place invariants in 9 ms returned sat
[2023-03-08 13:03:25] [INFO ] After 134ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 13:03:26] [INFO ] After 22ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 13:03:26] [INFO ] After 42ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-08 13:03:26] [INFO ] After 262ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 112 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 112/112 places, 392/392 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 112 transition count 391
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 111 transition count 391
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 110 transition count 390
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 110 transition count 388
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 8 place count 108 transition count 388
Applied a total of 8 rules in 47 ms. Remains 108 /112 variables (removed 4) and now considering 388/392 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 108/112 places, 388/392 transitions.
Incomplete random walk after 10000 steps, including 149 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 726951 steps, run timeout after 3001 ms. (steps per millisecond=242 ) properties seen :{}
Probabilistic random walk after 726951 steps, saw 106356 distinct states, run finished after 3005 ms. (steps per millisecond=241 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 13:03:29] [INFO ] Flow matrix only has 193 transitions (discarded 195 similar events)
// Phase 1: matrix 193 rows 108 cols
[2023-03-08 13:03:29] [INFO ] Computed 20 place invariants in 3 ms
[2023-03-08 13:03:29] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-08 13:03:29] [INFO ] [Real]Absence check using 5 positive and 15 generalized place invariants in 9 ms returned sat
[2023-03-08 13:03:29] [INFO ] After 109ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-08 13:03:29] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-08 13:03:29] [INFO ] After 29ms SMT Verify possible using 7 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 13:03:29] [INFO ] After 222ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 13:03:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-08 13:03:29] [INFO ] [Nat]Absence check using 5 positive and 15 generalized place invariants in 10 ms returned sat
[2023-03-08 13:03:29] [INFO ] After 113ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 13:03:29] [INFO ] After 23ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 13:03:29] [INFO ] After 44ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-08 13:03:29] [INFO ] After 240ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 388/388 transitions.
Applied a total of 0 rules in 15 ms. Remains 108 /108 variables (removed 0) and now considering 388/388 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 108/108 places, 388/388 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 388/388 transitions.
Applied a total of 0 rules in 15 ms. Remains 108 /108 variables (removed 0) and now considering 388/388 (removed 0) transitions.
[2023-03-08 13:03:29] [INFO ] Flow matrix only has 193 transitions (discarded 195 similar events)
[2023-03-08 13:03:29] [INFO ] Invariant cache hit.
[2023-03-08 13:03:29] [INFO ] Implicit Places using invariants in 253 ms returned []
[2023-03-08 13:03:29] [INFO ] Flow matrix only has 193 transitions (discarded 195 similar events)
[2023-03-08 13:03:29] [INFO ] Invariant cache hit.
[2023-03-08 13:03:30] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-08 13:03:30] [INFO ] Implicit Places using invariants and state equation in 392 ms returned []
Implicit Place search using SMT with State Equation took 662 ms to find 0 implicit places.
[2023-03-08 13:03:30] [INFO ] Redundant transitions in 46 ms returned []
[2023-03-08 13:03:30] [INFO ] Flow matrix only has 193 transitions (discarded 195 similar events)
[2023-03-08 13:03:30] [INFO ] Invariant cache hit.
[2023-03-08 13:03:30] [INFO ] Dead Transitions using invariants and state equation in 406 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1163 ms. Remains : 108/108 places, 388/388 transitions.
Graph (trivial) has 109 edges and 108 vertex of which 40 / 108 are part of one of the 5 SCC in 1 ms
Free SCC test removed 35 places
Drop transitions removed 55 transitions
Ensure Unique test removed 195 transitions
Reduce isomorphic transitions removed 250 transitions.
Ensure Unique test removed 9 places
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 20 rules applied. Total rules applied 21 place count 64 transition count 127
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 32 place count 53 transition count 127
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 32 place count 53 transition count 119
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 48 place count 45 transition count 119
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 52 place count 41 transition count 115
Iterating global reduction 2 with 4 rules applied. Total rules applied 56 place count 41 transition count 115
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 60 place count 37 transition count 95
Iterating global reduction 2 with 4 rules applied. Total rules applied 64 place count 37 transition count 95
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 88 place count 37 transition count 71
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 100 place count 31 transition count 65
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 110 place count 31 transition count 55
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -20
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 120 place count 26 transition count 75
Drop transitions removed 35 transitions
Redundant transition composition rules discarded 35 transitions
Iterating global reduction 4 with 35 rules applied. Total rules applied 155 place count 26 transition count 40
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 167 place count 18 transition count 36
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 4 with 18 rules applied. Total rules applied 185 place count 18 transition count 18
Partial Free-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 5 with 5 rules applied. Total rules applied 190 place count 18 transition count 18
Applied a total of 190 rules in 35 ms. Remains 18 /108 variables (removed 90) and now considering 18/388 (removed 370) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 18 rows 18 cols
[2023-03-08 13:03:30] [INFO ] Computed 7 place invariants in 4 ms
[2023-03-08 13:03:30] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-08 13:03:30] [INFO ] [Real]Absence check using 1 positive and 6 generalized place invariants in 3 ms returned sat
[2023-03-08 13:03:30] [INFO ] After 13ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-08 13:03:30] [INFO ] After 17ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-08 13:03:30] [INFO ] After 75ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Successfully simplified 12 atomic propositions for a total of 15 simplifications.
FORMULA CloudDeployment-PT-5b-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-5b-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-5b-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-5b-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 152 stabilizing places and 1504 stable transitions
Graph (complete) has 2925 edges and 956 vertex of which 928 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.43 ms
FORMULA CloudDeployment-PT-5b-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(!p0)))'
Support contains 1 out of 956 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 955 transition count 2549
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 22 place count 934 transition count 1515
Iterating global reduction 1 with 21 rules applied. Total rules applied 43 place count 934 transition count 1515
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 44 place count 934 transition count 1514
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 48 place count 930 transition count 1510
Iterating global reduction 2 with 4 rules applied. Total rules applied 52 place count 930 transition count 1510
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 53 place count 929 transition count 1509
Iterating global reduction 2 with 1 rules applied. Total rules applied 54 place count 929 transition count 1509
Applied a total of 54 rules in 347 ms. Remains 929 /956 variables (removed 27) and now considering 1509/2549 (removed 1040) transitions.
// Phase 1: matrix 1509 rows 929 cols
[2023-03-08 13:03:31] [INFO ] Computed 15 place invariants in 15 ms
[2023-03-08 13:03:32] [INFO ] Implicit Places using invariants in 420 ms returned []
[2023-03-08 13:03:32] [INFO ] Invariant cache hit.
[2023-03-08 13:03:33] [INFO ] Implicit Places using invariants and state equation in 1477 ms returned [11, 19, 185, 193, 358, 366, 531, 539, 704, 712]
Discarding 10 places :
Implicit Place search using SMT with State Equation took 1907 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 919/956 places, 1509/2549 transitions.
Applied a total of 0 rules in 43 ms. Remains 919 /919 variables (removed 0) and now considering 1509/1509 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2298 ms. Remains : 919/956 places, 1509/2549 transitions.
Stuttering acceptance computed with spot in 366 ms :[p0, true, p0, p0]
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 2}, { cond=(NOT p0), acceptance={} source=0 dest: 3}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=p0, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 1}]], initial=0, aps=[p0:(NEQ s617 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 194 steps with 0 reset in 8 ms.
FORMULA CloudDeployment-PT-5b-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-5b-LTLFireability-01 finished in 2751 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 956 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 955 transition count 2549
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 21 place count 935 transition count 1516
Iterating global reduction 1 with 20 rules applied. Total rules applied 41 place count 935 transition count 1516
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 42 place count 935 transition count 1515
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 45 place count 932 transition count 1512
Iterating global reduction 2 with 3 rules applied. Total rules applied 48 place count 932 transition count 1512
Applied a total of 48 rules in 266 ms. Remains 932 /956 variables (removed 24) and now considering 1512/2549 (removed 1037) transitions.
// Phase 1: matrix 1512 rows 932 cols
[2023-03-08 13:03:34] [INFO ] Computed 15 place invariants in 17 ms
[2023-03-08 13:03:34] [INFO ] Implicit Places using invariants in 344 ms returned []
[2023-03-08 13:03:34] [INFO ] Invariant cache hit.
[2023-03-08 13:03:36] [INFO ] Implicit Places using invariants and state equation in 1397 ms returned [11, 19, 185, 193, 358, 366, 531, 539, 704, 712]
Discarding 10 places :
Implicit Place search using SMT with State Equation took 1746 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 922/956 places, 1512/2549 transitions.
Applied a total of 0 rules in 44 ms. Remains 922 /922 variables (removed 0) and now considering 1512/1512 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2058 ms. Remains : 922/956 places, 1512/2549 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s786 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 110 steps with 0 reset in 8 ms.
FORMULA CloudDeployment-PT-5b-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-5b-LTLFireability-03 finished in 2185 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p1 U X(G(!p2)))&&p0)))'
Support contains 24 out of 956 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 946 transition count 2539
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 946 transition count 2539
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 946 transition count 2538
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 25 place count 942 transition count 2534
Iterating global reduction 1 with 4 rules applied. Total rules applied 29 place count 942 transition count 2534
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 30 place count 941 transition count 2533
Iterating global reduction 1 with 1 rules applied. Total rules applied 31 place count 941 transition count 2533
Applied a total of 31 rules in 220 ms. Remains 941 /956 variables (removed 15) and now considering 2533/2549 (removed 16) transitions.
// Phase 1: matrix 2533 rows 941 cols
[2023-03-08 13:03:36] [INFO ] Computed 16 place invariants in 37 ms
[2023-03-08 13:03:37] [INFO ] Implicit Places using invariants in 1107 ms returned []
[2023-03-08 13:03:37] [INFO ] Invariant cache hit.
[2023-03-08 13:03:38] [INFO ] Implicit Places using invariants and state equation in 1427 ms returned []
Implicit Place search using SMT with State Equation took 2541 ms to find 0 implicit places.
[2023-03-08 13:03:38] [INFO ] Invariant cache hit.
[2023-03-08 13:03:41] [INFO ] Dead Transitions using invariants and state equation in 2167 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 941/956 places, 2533/2549 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4937 ms. Remains : 941/956 places, 2533/2549 transitions.
Stuttering acceptance computed with spot in 168 ms :[(OR (NOT p0) p2), p2, p2]
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=0 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=0 dest: 2}], [{ cond=(AND (NOT p0) p2), acceptance={0} source=1 dest: 0}, { cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1) p2), acceptance={0} source=1 dest: 1}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND p0 p1 p2), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p1) p2), acceptance={0} source=2 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND p1 p2), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (EQ s869 0) (OR (EQ s13 0) (EQ s22 0) (EQ s42 0) (EQ s187 0) (EQ s198 0) (EQ s218 0) (EQ s362 0) (EQ s373 0) (EQ s393 0) (EQ s537 0) (EQ s548 0) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 631 reset in 612 ms.
Product exploration explored 100000 steps with 620 reset in 570 ms.
Computed a total of 145 stabilizing places and 1497 stable transitions
Graph (complete) has 2908 edges and 941 vertex of which 913 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.12 ms
Computed a total of 145 stabilizing places and 1497 stable transitions
Detected a total of 145/941 stabilizing places and 1497/2533 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p1))), (X (NOT (AND p0 p1 p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 p2))), (X p0), (X (NOT (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X p0)), (X (X (NOT (AND (NOT p1) p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 26 factoid took 1464 ms. Reduced automaton from 3 states, 12 edges and 3 AP (stutter sensitive) to 3 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p0) p2), p2, p2]
Incomplete random walk after 10000 steps, including 59 resets, run finished after 408 ms. (steps per millisecond=24 ) properties (out of 12) seen :2
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-08 13:03:45] [INFO ] Invariant cache hit.
[2023-03-08 13:03:45] [INFO ] After 279ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:8
[2023-03-08 13:03:46] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 14 ms returned sat
[2023-03-08 13:03:49] [INFO ] After 2923ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :8
[2023-03-08 13:03:51] [INFO ] After 4812ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :8
Attempting to minimize the solution found.
Minimization took 904 ms.
[2023-03-08 13:03:52] [INFO ] After 6327ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :8
Fused 10 Parikh solutions to 4 different solutions.
Parikh walk visited 5 properties in 118 ms.
Support contains 24 out of 941 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 941/941 places, 2533/2533 transitions.
Graph (trivial) has 950 edges and 941 vertex of which 346 / 941 are part of one of the 39 SCC in 17 ms
Free SCC test removed 307 places
Drop transitions removed 391 transitions
Reduce isomorphic transitions removed 391 transitions.
Graph (complete) has 2392 edges and 634 vertex of which 633 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.6 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 247 transitions
Trivial Post-agglo rules discarded 247 transitions
Performed 247 trivial Post agglomeration. Transition count delta: 247
Iterating post reduction 0 with 252 rules applied. Total rules applied 254 place count 633 transition count 1890
Reduce places removed 247 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 250 rules applied. Total rules applied 504 place count 386 transition count 1887
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 506 place count 384 transition count 1887
Performed 62 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 62 Pre rules applied. Total rules applied 506 place count 384 transition count 1825
Deduced a syphon composed of 62 places in 1 ms
Reduce places removed 62 places and 0 transitions.
Iterating global reduction 3 with 124 rules applied. Total rules applied 630 place count 322 transition count 1825
Performed 86 Post agglomeration using F-continuation condition.Transition count delta: 86
Deduced a syphon composed of 86 places in 0 ms
Reduce places removed 86 places and 0 transitions.
Iterating global reduction 3 with 172 rules applied. Total rules applied 802 place count 236 transition count 1739
Performed 35 Post agglomeration using F-continuation condition with reduction of 50 identical transitions.
Deduced a syphon composed of 35 places in 1 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 3 with 70 rules applied. Total rules applied 872 place count 201 transition count 1949
Drop transitions removed 12 transitions
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 3 with 32 rules applied. Total rules applied 904 place count 201 transition count 1917
Drop transitions removed 130 transitions
Redundant transition composition rules discarded 130 transitions
Iterating global reduction 4 with 130 rules applied. Total rules applied 1034 place count 201 transition count 1787
Free-agglomeration rule applied 48 times with reduction of 12 identical transitions.
Iterating global reduction 4 with 48 rules applied. Total rules applied 1082 place count 201 transition count 1727
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 60 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 118 transitions.
Iterating post reduction 4 with 166 rules applied. Total rules applied 1248 place count 153 transition count 1609
Discarding 7 places :
Symmetric choice reduction at 5 with 7 rule applications. Total rules 1255 place count 146 transition count 1562
Iterating global reduction 5 with 7 rules applied. Total rules applied 1262 place count 146 transition count 1562
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1264 place count 146 transition count 1560
Drop transitions removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 6 with 61 rules applied. Total rules applied 1325 place count 146 transition count 1499
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 1327 place count 146 transition count 1499
Applied a total of 1327 rules in 333 ms. Remains 146 /941 variables (removed 795) and now considering 1499/2533 (removed 1034) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 335 ms. Remains : 146/941 places, 1499/2533 transitions.
Incomplete random walk after 10000 steps, including 259 resets, run finished after 316 ms. (steps per millisecond=31 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 3) seen :2
Running SMT prover for 1 properties.
[2023-03-08 13:03:53] [INFO ] Flow matrix only has 1299 transitions (discarded 200 similar events)
// Phase 1: matrix 1299 rows 146 cols
[2023-03-08 13:03:53] [INFO ] Computed 21 place invariants in 14 ms
[2023-03-08 13:03:53] [INFO ] After 38ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 13:03:53] [INFO ] [Nat]Absence check using 0 positive and 21 generalized place invariants in 8 ms returned sat
[2023-03-08 13:03:53] [INFO ] After 413ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 13:03:53] [INFO ] State equation strengthened by 154 read => feed constraints.
[2023-03-08 13:03:53] [INFO ] After 101ms SMT Verify possible using 154 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 13:03:53] [INFO ] After 188ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 51 ms.
[2023-03-08 13:03:53] [INFO ] After 726ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 24 out of 146 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 1499/1499 transitions.
Applied a total of 0 rules in 55 ms. Remains 146 /146 variables (removed 0) and now considering 1499/1499 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 146/146 places, 1499/1499 transitions.
Incomplete random walk after 10000 steps, including 268 resets, run finished after 152 ms. (steps per millisecond=65 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 478699 steps, run timeout after 3001 ms. (steps per millisecond=159 ) properties seen :{}
Probabilistic random walk after 478699 steps, saw 70458 distinct states, run finished after 3001 ms. (steps per millisecond=159 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 13:03:57] [INFO ] Flow matrix only has 1299 transitions (discarded 200 similar events)
[2023-03-08 13:03:57] [INFO ] Invariant cache hit.
[2023-03-08 13:03:57] [INFO ] After 50ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 13:03:57] [INFO ] [Nat]Absence check using 0 positive and 21 generalized place invariants in 12 ms returned sat
[2023-03-08 13:03:57] [INFO ] After 575ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 13:03:57] [INFO ] State equation strengthened by 154 read => feed constraints.
[2023-03-08 13:03:57] [INFO ] After 107ms SMT Verify possible using 154 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 13:03:58] [INFO ] After 210ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 53 ms.
[2023-03-08 13:03:58] [INFO ] After 917ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 24 out of 146 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 1499/1499 transitions.
Applied a total of 0 rules in 50 ms. Remains 146 /146 variables (removed 0) and now considering 1499/1499 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 146/146 places, 1499/1499 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 1499/1499 transitions.
Applied a total of 0 rules in 28 ms. Remains 146 /146 variables (removed 0) and now considering 1499/1499 (removed 0) transitions.
[2023-03-08 13:03:58] [INFO ] Flow matrix only has 1299 transitions (discarded 200 similar events)
[2023-03-08 13:03:58] [INFO ] Invariant cache hit.
[2023-03-08 13:03:58] [INFO ] Implicit Places using invariants in 598 ms returned []
[2023-03-08 13:03:58] [INFO ] Flow matrix only has 1299 transitions (discarded 200 similar events)
[2023-03-08 13:03:58] [INFO ] Invariant cache hit.
[2023-03-08 13:03:59] [INFO ] State equation strengthened by 154 read => feed constraints.
[2023-03-08 13:04:00] [INFO ] Implicit Places using invariants and state equation in 2090 ms returned []
Implicit Place search using SMT with State Equation took 2694 ms to find 0 implicit places.
[2023-03-08 13:04:01] [INFO ] Redundant transitions in 758 ms returned []
[2023-03-08 13:04:01] [INFO ] Flow matrix only has 1299 transitions (discarded 200 similar events)
[2023-03-08 13:04:01] [INFO ] Invariant cache hit.
[2023-03-08 13:04:02] [INFO ] Dead Transitions using invariants and state equation in 1166 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4660 ms. Remains : 146/146 places, 1499/1499 transitions.
Graph (trivial) has 108 edges and 146 vertex of which 32 / 146 are part of one of the 4 SCC in 1 ms
Free SCC test removed 28 places
Drop transitions removed 44 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 244 transitions.
Drop transitions removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 118 transition count 1246
Reduce places removed 9 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 109 transition count 1244
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 24 place count 107 transition count 1243
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 8 Pre rules applied. Total rules applied 24 place count 107 transition count 1235
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 40 place count 99 transition count 1235
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 43 place count 96 transition count 1232
Iterating global reduction 3 with 3 rules applied. Total rules applied 46 place count 96 transition count 1232
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 49 place count 93 transition count 1214
Iterating global reduction 3 with 3 rules applied. Total rules applied 52 place count 93 transition count 1214
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 3 with 42 rules applied. Total rules applied 94 place count 93 transition count 1172
Performed 7 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 108 place count 86 transition count 1163
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 114 place count 86 transition count 1157
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 120 place count 83 transition count 1172
Drop transitions removed 35 transitions
Redundant transition composition rules discarded 35 transitions
Iterating global reduction 5 with 35 rules applied. Total rules applied 155 place count 83 transition count 1137
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 3 Pre rules applied. Total rules applied 155 place count 83 transition count 1134
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 161 place count 80 transition count 1134
Free-agglomeration rule applied 2 times.
Iterating global reduction 5 with 2 rules applied. Total rules applied 163 place count 80 transition count 1132
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 165 place count 78 transition count 1132
Applied a total of 165 rules in 125 ms. Remains 78 /146 variables (removed 68) and now considering 1132/1499 (removed 367) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 1132 rows 78 cols
[2023-03-08 13:04:02] [INFO ] Computed 21 place invariants in 21 ms
[2023-03-08 13:04:03] [INFO ] After 40ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 13:04:03] [INFO ] [Nat]Absence check using 0 positive and 21 generalized place invariants in 8 ms returned sat
[2023-03-08 13:04:03] [INFO ] After 472ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 13:04:03] [INFO ] After 541ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 58 ms.
[2023-03-08 13:04:03] [INFO ] After 651ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p1))), (X (NOT (AND p0 p1 p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 p2))), (X p0), (X (NOT (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X p0)), (X (X (NOT (AND (NOT p1) p2)))), (F (OR (G p1) (G (NOT p1)))), (G (NOT (AND p0 p1 (NOT p2)))), (G (NOT (AND p1 (NOT p2))))]
False Knowledge obtained : [(F (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (F (AND p0 (NOT p1) p2)), (F (NOT p0)), (F (AND p0 p1)), (F (NOT (AND p0 (NOT p1)))), (F (AND p1 p2)), (F (NOT (AND (NOT p1) (NOT p2)))), (F (AND p0 p1 p2)), (F (AND (NOT p1) p2))]
Knowledge based reduction with 28 factoid took 2169 ms. Reduced automaton from 3 states, 12 edges and 3 AP (stutter sensitive) to 3 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Support contains 24 out of 941 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 941/941 places, 2533/2533 transitions.
Applied a total of 0 rules in 39 ms. Remains 941 /941 variables (removed 0) and now considering 2533/2533 (removed 0) transitions.
// Phase 1: matrix 2533 rows 941 cols
[2023-03-08 13:04:06] [INFO ] Computed 16 place invariants in 25 ms
[2023-03-08 13:04:07] [INFO ] Implicit Places using invariants in 1114 ms returned []
[2023-03-08 13:04:07] [INFO ] Invariant cache hit.
[2023-03-08 13:04:10] [INFO ] Implicit Places using invariants and state equation in 2835 ms returned []
Implicit Place search using SMT with State Equation took 3960 ms to find 0 implicit places.
[2023-03-08 13:04:10] [INFO ] Invariant cache hit.
[2023-03-08 13:04:12] [INFO ] Dead Transitions using invariants and state equation in 2067 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6080 ms. Remains : 941/941 places, 2533/2533 transitions.
Computed a total of 145 stabilizing places and 1497 stable transitions
Graph (complete) has 2908 edges and 941 vertex of which 913 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.9 ms
Computed a total of 145 stabilizing places and 1497 stable transitions
Detected a total of 145/941 stabilizing places and 1497/2533 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p1))), (X (NOT p2)), (X p0), (X (NOT (AND (NOT p1) p2))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 18 factoid took 930 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter sensitive) to 3 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Incomplete random walk after 10000 steps, including 61 resets, run finished after 312 ms. (steps per millisecond=32 ) properties (out of 8) seen :2
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 8 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 7 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-08 13:04:14] [INFO ] Invariant cache hit.
[2023-03-08 13:04:14] [INFO ] After 310ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-08 13:04:14] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 12 ms returned sat
[2023-03-08 13:04:17] [INFO ] After 2382ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-08 13:04:18] [INFO ] After 3785ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 826 ms.
[2023-03-08 13:04:19] [INFO ] After 5076ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 3 properties in 132 ms.
Support contains 24 out of 941 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 941/941 places, 2533/2533 transitions.
Graph (trivial) has 950 edges and 941 vertex of which 346 / 941 are part of one of the 39 SCC in 5 ms
Free SCC test removed 307 places
Drop transitions removed 391 transitions
Reduce isomorphic transitions removed 391 transitions.
Graph (complete) has 2392 edges and 634 vertex of which 633 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 247 transitions
Trivial Post-agglo rules discarded 247 transitions
Performed 247 trivial Post agglomeration. Transition count delta: 247
Iterating post reduction 0 with 252 rules applied. Total rules applied 254 place count 633 transition count 1890
Reduce places removed 247 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 250 rules applied. Total rules applied 504 place count 386 transition count 1887
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 506 place count 384 transition count 1887
Performed 62 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 62 Pre rules applied. Total rules applied 506 place count 384 transition count 1825
Deduced a syphon composed of 62 places in 2 ms
Reduce places removed 62 places and 0 transitions.
Iterating global reduction 3 with 124 rules applied. Total rules applied 630 place count 322 transition count 1825
Performed 86 Post agglomeration using F-continuation condition.Transition count delta: 86
Deduced a syphon composed of 86 places in 1 ms
Reduce places removed 86 places and 0 transitions.
Iterating global reduction 3 with 172 rules applied. Total rules applied 802 place count 236 transition count 1739
Performed 35 Post agglomeration using F-continuation condition with reduction of 50 identical transitions.
Deduced a syphon composed of 35 places in 1 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 3 with 70 rules applied. Total rules applied 872 place count 201 transition count 1949
Drop transitions removed 12 transitions
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 3 with 32 rules applied. Total rules applied 904 place count 201 transition count 1917
Drop transitions removed 130 transitions
Redundant transition composition rules discarded 130 transitions
Iterating global reduction 4 with 130 rules applied. Total rules applied 1034 place count 201 transition count 1787
Free-agglomeration rule applied 48 times with reduction of 12 identical transitions.
Iterating global reduction 4 with 48 rules applied. Total rules applied 1082 place count 201 transition count 1727
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 60 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 118 transitions.
Iterating post reduction 4 with 166 rules applied. Total rules applied 1248 place count 153 transition count 1609
Discarding 7 places :
Symmetric choice reduction at 5 with 7 rule applications. Total rules 1255 place count 146 transition count 1562
Iterating global reduction 5 with 7 rules applied. Total rules applied 1262 place count 146 transition count 1562
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1264 place count 146 transition count 1560
Drop transitions removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 6 with 61 rules applied. Total rules applied 1325 place count 146 transition count 1499
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 1327 place count 146 transition count 1499
Applied a total of 1327 rules in 417 ms. Remains 146 /941 variables (removed 795) and now considering 1499/2533 (removed 1034) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 418 ms. Remains : 146/941 places, 1499/2533 transitions.
Incomplete random walk after 10000 steps, including 263 resets, run finished after 317 ms. (steps per millisecond=31 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 25 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 346249 steps, run timeout after 3001 ms. (steps per millisecond=115 ) properties seen :{}
Probabilistic random walk after 346249 steps, saw 51656 distinct states, run finished after 3001 ms. (steps per millisecond=115 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-08 13:04:23] [INFO ] Flow matrix only has 1299 transitions (discarded 200 similar events)
// Phase 1: matrix 1299 rows 146 cols
[2023-03-08 13:04:23] [INFO ] Computed 21 place invariants in 10 ms
[2023-03-08 13:04:23] [INFO ] After 59ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-08 13:04:23] [INFO ] [Nat]Absence check using 0 positive and 21 generalized place invariants in 6 ms returned sat
[2023-03-08 13:04:24] [INFO ] After 512ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-08 13:04:24] [INFO ] State equation strengthened by 154 read => feed constraints.
[2023-03-08 13:04:24] [INFO ] After 212ms SMT Verify possible using 154 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-08 13:04:24] [INFO ] After 462ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 146 ms.
[2023-03-08 13:04:24] [INFO ] After 1192ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 17 ms.
Support contains 24 out of 146 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 1499/1499 transitions.
Applied a total of 0 rules in 36 ms. Remains 146 /146 variables (removed 0) and now considering 1499/1499 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 146/146 places, 1499/1499 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 1499/1499 transitions.
Applied a total of 0 rules in 36 ms. Remains 146 /146 variables (removed 0) and now considering 1499/1499 (removed 0) transitions.
[2023-03-08 13:04:25] [INFO ] Flow matrix only has 1299 transitions (discarded 200 similar events)
[2023-03-08 13:04:25] [INFO ] Invariant cache hit.
[2023-03-08 13:04:25] [INFO ] Implicit Places using invariants in 619 ms returned []
[2023-03-08 13:04:25] [INFO ] Flow matrix only has 1299 transitions (discarded 200 similar events)
[2023-03-08 13:04:25] [INFO ] Invariant cache hit.
[2023-03-08 13:04:26] [INFO ] State equation strengthened by 154 read => feed constraints.
[2023-03-08 13:04:27] [INFO ] Implicit Places using invariants and state equation in 2040 ms returned []
Implicit Place search using SMT with State Equation took 2665 ms to find 0 implicit places.
[2023-03-08 13:04:28] [INFO ] Redundant transitions in 404 ms returned []
[2023-03-08 13:04:28] [INFO ] Flow matrix only has 1299 transitions (discarded 200 similar events)
[2023-03-08 13:04:28] [INFO ] Invariant cache hit.
[2023-03-08 13:04:29] [INFO ] Dead Transitions using invariants and state equation in 1575 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4700 ms. Remains : 146/146 places, 1499/1499 transitions.
Graph (trivial) has 108 edges and 146 vertex of which 32 / 146 are part of one of the 4 SCC in 0 ms
Free SCC test removed 28 places
Drop transitions removed 44 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 244 transitions.
Drop transitions removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 118 transition count 1246
Reduce places removed 9 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 109 transition count 1244
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 24 place count 107 transition count 1243
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 8 Pre rules applied. Total rules applied 24 place count 107 transition count 1235
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 40 place count 99 transition count 1235
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 43 place count 96 transition count 1232
Iterating global reduction 3 with 3 rules applied. Total rules applied 46 place count 96 transition count 1232
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 49 place count 93 transition count 1214
Iterating global reduction 3 with 3 rules applied. Total rules applied 52 place count 93 transition count 1214
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 3 with 42 rules applied. Total rules applied 94 place count 93 transition count 1172
Performed 7 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 108 place count 86 transition count 1163
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 114 place count 86 transition count 1157
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 120 place count 83 transition count 1172
Drop transitions removed 35 transitions
Redundant transition composition rules discarded 35 transitions
Iterating global reduction 5 with 35 rules applied. Total rules applied 155 place count 83 transition count 1137
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 3 Pre rules applied. Total rules applied 155 place count 83 transition count 1134
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 161 place count 80 transition count 1134
Free-agglomeration rule applied 2 times.
Iterating global reduction 5 with 2 rules applied. Total rules applied 163 place count 80 transition count 1132
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 165 place count 78 transition count 1132
Applied a total of 165 rules in 102 ms. Remains 78 /146 variables (removed 68) and now considering 1132/1499 (removed 367) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 1132 rows 78 cols
[2023-03-08 13:04:29] [INFO ] Computed 21 place invariants in 9 ms
[2023-03-08 13:04:29] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-08 13:04:29] [INFO ] [Nat]Absence check using 0 positive and 21 generalized place invariants in 4 ms returned sat
[2023-03-08 13:04:30] [INFO ] After 591ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-08 13:04:30] [INFO ] After 794ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 132 ms.
[2023-03-08 13:04:30] [INFO ] After 968ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p1))), (X (NOT p2)), (X p0), (X (NOT (AND (NOT p1) p2))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p2), (F (AND (NOT p1) p2)), (F (AND p0 (NOT p1) p2)), (F (NOT p0)), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 18 factoid took 1213 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter sensitive) to 3 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Stuttering acceptance computed with spot in 165 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Product exploration explored 100000 steps with 618 reset in 687 ms.
Product exploration explored 100000 steps with 616 reset in 452 ms.
Support contains 24 out of 941 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 941/941 places, 2533/2533 transitions.
Applied a total of 0 rules in 39 ms. Remains 941 /941 variables (removed 0) and now considering 2533/2533 (removed 0) transitions.
// Phase 1: matrix 2533 rows 941 cols
[2023-03-08 13:04:34] [INFO ] Computed 16 place invariants in 23 ms
[2023-03-08 13:04:35] [INFO ] Implicit Places using invariants in 1094 ms returned []
[2023-03-08 13:04:35] [INFO ] Invariant cache hit.
[2023-03-08 13:04:36] [INFO ] Implicit Places using invariants and state equation in 1565 ms returned []
Implicit Place search using SMT with State Equation took 2661 ms to find 0 implicit places.
[2023-03-08 13:04:36] [INFO ] Invariant cache hit.
[2023-03-08 13:04:38] [INFO ] Dead Transitions using invariants and state equation in 2276 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4978 ms. Remains : 941/941 places, 2533/2533 transitions.
Treatment of property CloudDeployment-PT-5b-LTLFireability-04 finished in 63430 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(X(G((X(p2)||p1))))))))'
Support contains 9 out of 956 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 955 transition count 2549
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 22 place count 934 transition count 1515
Iterating global reduction 1 with 21 rules applied. Total rules applied 43 place count 934 transition count 1515
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 44 place count 934 transition count 1514
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 48 place count 930 transition count 1510
Iterating global reduction 2 with 4 rules applied. Total rules applied 52 place count 930 transition count 1510
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 53 place count 929 transition count 1509
Iterating global reduction 2 with 1 rules applied. Total rules applied 54 place count 929 transition count 1509
Applied a total of 54 rules in 140 ms. Remains 929 /956 variables (removed 27) and now considering 1509/2549 (removed 1040) transitions.
// Phase 1: matrix 1509 rows 929 cols
[2023-03-08 13:04:39] [INFO ] Computed 15 place invariants in 6 ms
[2023-03-08 13:04:40] [INFO ] Implicit Places using invariants in 336 ms returned []
[2023-03-08 13:04:40] [INFO ] Invariant cache hit.
[2023-03-08 13:04:41] [INFO ] Implicit Places using invariants and state equation in 1340 ms returned [11, 19, 185, 193, 358, 366, 531, 539, 704, 712]
Discarding 10 places :
Implicit Place search using SMT with State Equation took 1695 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 919/956 places, 1509/2549 transitions.
Applied a total of 0 rules in 22 ms. Remains 919 /919 variables (removed 0) and now considering 1509/1509 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1859 ms. Remains : 919/956 places, 1509/2549 transitions.
Stuttering acceptance computed with spot in 269 ms :[true, (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 4}, { cond=(NOT p1), acceptance={} source=4 dest: 5}], [{ cond=(NOT p2), acceptance={} source=5 dest: 0}, { cond=(AND p1 p2), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p1) p2), acceptance={} source=5 dest: 5}]], initial=2, aps=[p0:(AND (OR (EQ s182 0) (EQ s189 0) (EQ s344 0) (EQ s876 0)) (OR (EQ s528 0) (EQ s544 0) (EQ s664 0) (EQ s898 0) (EQ s915 0))), p1:(OR (EQ s528 0) (EQ s54...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 620 reset in 367 ms.
Product exploration explored 100000 steps with 619 reset in 318 ms.
Computed a total of 133 stabilizing places and 473 stable transitions
Graph (complete) has 2707 edges and 919 vertex of which 912 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.5 ms
Computed a total of 133 stabilizing places and 473 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 236 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 283 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 64 resets, run finished after 263 ms. (steps per millisecond=38 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 7 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 187405 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :{}
Probabilistic random walk after 187405 steps, saw 44069 distinct states, run finished after 3001 ms. (steps per millisecond=62 ) properties seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 1509 rows 919 cols
[2023-03-08 13:04:46] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-08 13:04:46] [INFO ] After 206ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-08 13:04:46] [INFO ] [Nat]Absence check using 0 positive and 5 generalized place invariants in 4 ms returned sat
[2023-03-08 13:04:48] [INFO ] After 1615ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-08 13:04:49] [INFO ] After 2551ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 723 ms.
[2023-03-08 13:04:50] [INFO ] After 3565ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 117 ms.
Support contains 9 out of 919 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 919/919 places, 1509/1509 transitions.
Graph (trivial) has 949 edges and 919 vertex of which 341 / 919 are part of one of the 38 SCC in 4 ms
Free SCC test removed 303 places
Drop transitions removed 395 transitions
Reduce isomorphic transitions removed 395 transitions.
Graph (complete) has 2196 edges and 616 vertex of which 609 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 0 output transitions
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions removed 254 transitions
Trivial Post-agglo rules discarded 254 transitions
Performed 254 trivial Post agglomeration. Transition count delta: 254
Iterating post reduction 0 with 264 rules applied. Total rules applied 266 place count 609 transition count 850
Reduce places removed 254 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 257 rules applied. Total rules applied 523 place count 355 transition count 847
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 525 place count 353 transition count 847
Performed 57 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 57 Pre rules applied. Total rules applied 525 place count 353 transition count 790
Deduced a syphon composed of 57 places in 2 ms
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 3 with 114 rules applied. Total rules applied 639 place count 296 transition count 790
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 644 place count 291 transition count 785
Iterating global reduction 3 with 5 rules applied. Total rules applied 649 place count 291 transition count 785
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 649 place count 291 transition count 781
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 657 place count 287 transition count 781
Performed 83 Post agglomeration using F-continuation condition.Transition count delta: 83
Deduced a syphon composed of 83 places in 1 ms
Reduce places removed 83 places and 0 transitions.
Iterating global reduction 3 with 166 rules applied. Total rules applied 823 place count 204 transition count 698
Performed 35 Post agglomeration using F-continuation condition with reduction of 50 identical transitions.
Deduced a syphon composed of 35 places in 1 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 3 with 70 rules applied. Total rules applied 893 place count 169 transition count 908
Drop transitions removed 12 transitions
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 3 with 32 rules applied. Total rules applied 925 place count 169 transition count 876
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 927 place count 168 transition count 893
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 930 place count 168 transition count 890
Drop transitions removed 128 transitions
Redundant transition composition rules discarded 128 transitions
Iterating global reduction 5 with 128 rules applied. Total rules applied 1058 place count 168 transition count 762
Free-agglomeration rule applied 43 times with reduction of 12 identical transitions.
Iterating global reduction 5 with 43 rules applied. Total rules applied 1101 place count 168 transition count 707
Reduce places removed 43 places and 0 transitions.
Drop transitions removed 60 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 118 transitions.
Iterating post reduction 5 with 161 rules applied. Total rules applied 1262 place count 125 transition count 589
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1269 place count 118 transition count 542
Iterating global reduction 6 with 7 rules applied. Total rules applied 1276 place count 118 transition count 542
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 1278 place count 118 transition count 540
Drop transitions removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 7 with 61 rules applied. Total rules applied 1339 place count 118 transition count 479
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 7 with 4 rules applied. Total rules applied 1343 place count 118 transition count 479
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 7 with 3 rules applied. Total rules applied 1346 place count 118 transition count 476
Applied a total of 1346 rules in 195 ms. Remains 118 /919 variables (removed 801) and now considering 476/1509 (removed 1033) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 196 ms. Remains : 118/919 places, 476/1509 transitions.
Incomplete random walk after 10000 steps, including 173 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 589335 steps, run timeout after 3001 ms. (steps per millisecond=196 ) properties seen :{}
Probabilistic random walk after 589335 steps, saw 75366 distinct states, run finished after 3001 ms. (steps per millisecond=196 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-08 13:04:54] [INFO ] Flow matrix only has 276 transitions (discarded 200 similar events)
// Phase 1: matrix 276 rows 118 cols
[2023-03-08 13:04:54] [INFO ] Computed 18 place invariants in 1 ms
[2023-03-08 13:04:54] [INFO ] After 50ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-08 13:04:54] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-08 13:04:54] [INFO ] [Nat]Absence check using 5 positive and 13 generalized place invariants in 5 ms returned sat
[2023-03-08 13:04:54] [INFO ] After 210ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-08 13:04:54] [INFO ] State equation strengthened by 141 read => feed constraints.
[2023-03-08 13:04:54] [INFO ] After 300ms SMT Verify possible using 141 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-08 13:04:55] [INFO ] After 604ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 260 ms.
[2023-03-08 13:04:55] [INFO ] After 1154ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 18 ms.
Support contains 9 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 476/476 transitions.
Applied a total of 0 rules in 17 ms. Remains 118 /118 variables (removed 0) and now considering 476/476 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 118/118 places, 476/476 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 476/476 transitions.
Applied a total of 0 rules in 16 ms. Remains 118 /118 variables (removed 0) and now considering 476/476 (removed 0) transitions.
[2023-03-08 13:04:55] [INFO ] Flow matrix only has 276 transitions (discarded 200 similar events)
[2023-03-08 13:04:55] [INFO ] Invariant cache hit.
[2023-03-08 13:04:55] [INFO ] Implicit Places using invariants in 172 ms returned []
[2023-03-08 13:04:55] [INFO ] Flow matrix only has 276 transitions (discarded 200 similar events)
[2023-03-08 13:04:55] [INFO ] Invariant cache hit.
[2023-03-08 13:04:55] [INFO ] State equation strengthened by 141 read => feed constraints.
[2023-03-08 13:04:56] [INFO ] Implicit Places using invariants and state equation in 501 ms returned []
Implicit Place search using SMT with State Equation took 681 ms to find 0 implicit places.
[2023-03-08 13:04:56] [INFO ] Redundant transitions in 414 ms returned []
[2023-03-08 13:04:56] [INFO ] Flow matrix only has 276 transitions (discarded 200 similar events)
[2023-03-08 13:04:56] [INFO ] Invariant cache hit.
[2023-03-08 13:04:56] [INFO ] Dead Transitions using invariants and state equation in 422 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1563 ms. Remains : 118/118 places, 476/476 transitions.
Graph (trivial) has 95 edges and 118 vertex of which 32 / 118 are part of one of the 4 SCC in 1 ms
Free SCC test removed 28 places
Drop transitions removed 44 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 244 transitions.
Ensure Unique test removed 5 places
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 85 transition count 227
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6 rules applied. Total rules applied 17 place count 80 transition count 226
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 19 place count 79 transition count 225
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 19 place count 79 transition count 216
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 37 place count 70 transition count 216
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 40 place count 67 transition count 213
Iterating global reduction 3 with 3 rules applied. Total rules applied 43 place count 67 transition count 213
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 45 place count 65 transition count 211
Iterating global reduction 3 with 2 rules applied. Total rules applied 47 place count 65 transition count 211
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 48 place count 64 transition count 205
Iterating global reduction 3 with 1 rules applied. Total rules applied 49 place count 64 transition count 205
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 3 with 17 rules applied. Total rules applied 66 place count 64 transition count 188
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 80 place count 57 transition count 181
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 87 place count 57 transition count 174
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 88 place count 56 transition count 173
Iterating global reduction 5 with 1 rules applied. Total rules applied 89 place count 56 transition count 173
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 90 place count 55 transition count 167
Iterating global reduction 5 with 1 rules applied. Total rules applied 91 place count 55 transition count 167
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 5 with 17 rules applied. Total rules applied 108 place count 55 transition count 150
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 114 place count 52 transition count 168
Drop transitions removed 46 transitions
Redundant transition composition rules discarded 46 transitions
Iterating global reduction 6 with 46 rules applied. Total rules applied 160 place count 52 transition count 122
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 162 place count 50 transition count 117
Iterating global reduction 6 with 2 rules applied. Total rules applied 164 place count 50 transition count 117
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 165 place count 50 transition count 116
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 7 with 8 rules applied. Total rules applied 173 place count 46 transition count 112
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 175 place count 44 transition count 96
Iterating global reduction 7 with 2 rules applied. Total rules applied 177 place count 44 transition count 96
Applied a total of 177 rules in 36 ms. Remains 44 /118 variables (removed 74) and now considering 96/476 (removed 380) transitions.
Running SMT prover for 5 properties.
// Phase 1: matrix 96 rows 44 cols
[2023-03-08 13:04:56] [INFO ] Computed 11 place invariants in 2 ms
[2023-03-08 13:04:57] [INFO ] After 41ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-08 13:04:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-08 13:04:57] [INFO ] [Nat]Absence check using 3 positive and 8 generalized place invariants in 2 ms returned sat
[2023-03-08 13:04:57] [INFO ] After 89ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-08 13:04:57] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-08 13:04:57] [INFO ] After 48ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-08 13:04:57] [INFO ] After 107ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 47 ms.
[2023-03-08 13:04:57] [INFO ] After 296ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Knowledge obtained : [(AND p0 p1 p2), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 159 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 281 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 337 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Support contains 9 out of 919 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 919/919 places, 1509/1509 transitions.
Applied a total of 0 rules in 33 ms. Remains 919 /919 variables (removed 0) and now considering 1509/1509 (removed 0) transitions.
// Phase 1: matrix 1509 rows 919 cols
[2023-03-08 13:04:58] [INFO ] Computed 5 place invariants in 15 ms
[2023-03-08 13:04:58] [INFO ] Implicit Places using invariants in 442 ms returned []
[2023-03-08 13:04:58] [INFO ] Invariant cache hit.
[2023-03-08 13:04:59] [INFO ] Implicit Places using invariants and state equation in 773 ms returned []
Implicit Place search using SMT with State Equation took 1221 ms to find 0 implicit places.
[2023-03-08 13:04:59] [INFO ] Invariant cache hit.
[2023-03-08 13:05:00] [INFO ] Dead Transitions using invariants and state equation in 1147 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2404 ms. Remains : 919/919 places, 1509/1509 transitions.
Computed a total of 133 stabilizing places and 473 stable transitions
Graph (complete) has 2707 edges and 919 vertex of which 912 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.3 ms
Computed a total of 133 stabilizing places and 473 stable transitions
Knowledge obtained : [(AND p2 p1 p0), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 154 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 178 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 62 resets, run finished after 318 ms. (steps per millisecond=31 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 189246 steps, run timeout after 3001 ms. (steps per millisecond=63 ) properties seen :{}
Probabilistic random walk after 189246 steps, saw 44332 distinct states, run finished after 3001 ms. (steps per millisecond=63 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-08 13:05:04] [INFO ] Invariant cache hit.
[2023-03-08 13:05:04] [INFO ] After 200ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-08 13:05:04] [INFO ] [Nat]Absence check using 0 positive and 5 generalized place invariants in 4 ms returned sat
[2023-03-08 13:05:06] [INFO ] After 1443ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-08 13:05:07] [INFO ] After 2818ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 789 ms.
[2023-03-08 13:05:08] [INFO ] After 3933ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Fused 5 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 92 ms.
Support contains 9 out of 919 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 919/919 places, 1509/1509 transitions.
Graph (trivial) has 949 edges and 919 vertex of which 341 / 919 are part of one of the 38 SCC in 1 ms
Free SCC test removed 303 places
Drop transitions removed 395 transitions
Reduce isomorphic transitions removed 395 transitions.
Graph (complete) has 2196 edges and 616 vertex of which 609 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 0 output transitions
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions removed 254 transitions
Trivial Post-agglo rules discarded 254 transitions
Performed 254 trivial Post agglomeration. Transition count delta: 254
Iterating post reduction 0 with 264 rules applied. Total rules applied 266 place count 609 transition count 850
Reduce places removed 254 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 257 rules applied. Total rules applied 523 place count 355 transition count 847
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 525 place count 353 transition count 847
Performed 57 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 57 Pre rules applied. Total rules applied 525 place count 353 transition count 790
Deduced a syphon composed of 57 places in 1 ms
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 3 with 114 rules applied. Total rules applied 639 place count 296 transition count 790
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 644 place count 291 transition count 785
Iterating global reduction 3 with 5 rules applied. Total rules applied 649 place count 291 transition count 785
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 649 place count 291 transition count 781
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 657 place count 287 transition count 781
Performed 83 Post agglomeration using F-continuation condition.Transition count delta: 83
Deduced a syphon composed of 83 places in 1 ms
Reduce places removed 83 places and 0 transitions.
Iterating global reduction 3 with 166 rules applied. Total rules applied 823 place count 204 transition count 698
Performed 35 Post agglomeration using F-continuation condition with reduction of 50 identical transitions.
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 3 with 70 rules applied. Total rules applied 893 place count 169 transition count 908
Drop transitions removed 12 transitions
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 3 with 32 rules applied. Total rules applied 925 place count 169 transition count 876
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -17
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 927 place count 168 transition count 893
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 930 place count 168 transition count 890
Drop transitions removed 128 transitions
Redundant transition composition rules discarded 128 transitions
Iterating global reduction 5 with 128 rules applied. Total rules applied 1058 place count 168 transition count 762
Free-agglomeration rule applied 43 times with reduction of 12 identical transitions.
Iterating global reduction 5 with 43 rules applied. Total rules applied 1101 place count 168 transition count 707
Reduce places removed 43 places and 0 transitions.
Drop transitions removed 60 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 118 transitions.
Iterating post reduction 5 with 161 rules applied. Total rules applied 1262 place count 125 transition count 589
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1269 place count 118 transition count 542
Iterating global reduction 6 with 7 rules applied. Total rules applied 1276 place count 118 transition count 542
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 1278 place count 118 transition count 540
Drop transitions removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 7 with 61 rules applied. Total rules applied 1339 place count 118 transition count 479
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 7 with 4 rules applied. Total rules applied 1343 place count 118 transition count 479
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 7 with 3 rules applied. Total rules applied 1346 place count 118 transition count 476
Applied a total of 1346 rules in 189 ms. Remains 118 /919 variables (removed 801) and now considering 476/1509 (removed 1033) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 189 ms. Remains : 118/919 places, 476/1509 transitions.
Incomplete random walk after 10000 steps, including 174 resets, run finished after 404 ms. (steps per millisecond=24 ) properties (out of 5) seen :3
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 13:05:09] [INFO ] Flow matrix only has 276 transitions (discarded 200 similar events)
// Phase 1: matrix 276 rows 118 cols
[2023-03-08 13:05:09] [INFO ] Computed 18 place invariants in 2 ms
[2023-03-08 13:05:09] [INFO ] After 52ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:05:09] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-08 13:05:09] [INFO ] [Nat]Absence check using 5 positive and 13 generalized place invariants in 6 ms returned sat
[2023-03-08 13:05:09] [INFO ] After 220ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:05:09] [INFO ] State equation strengthened by 141 read => feed constraints.
[2023-03-08 13:05:09] [INFO ] After 122ms SMT Verify possible using 141 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 13:05:10] [INFO ] After 224ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 81 ms.
[2023-03-08 13:05:10] [INFO ] After 609ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 7 ms.
Support contains 9 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 476/476 transitions.
Applied a total of 0 rules in 12 ms. Remains 118 /118 variables (removed 0) and now considering 476/476 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 118/118 places, 476/476 transitions.
Incomplete random walk after 10000 steps, including 166 resets, run finished after 220 ms. (steps per millisecond=45 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 657075 steps, run timeout after 3001 ms. (steps per millisecond=218 ) properties seen :{}
Probabilistic random walk after 657075 steps, saw 83213 distinct states, run finished after 3004 ms. (steps per millisecond=218 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-08 13:05:13] [INFO ] Flow matrix only has 276 transitions (discarded 200 similar events)
[2023-03-08 13:05:13] [INFO ] Invariant cache hit.
[2023-03-08 13:05:13] [INFO ] After 37ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:05:13] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-08 13:05:13] [INFO ] [Nat]Absence check using 5 positive and 13 generalized place invariants in 6 ms returned sat
[2023-03-08 13:05:13] [INFO ] After 166ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:05:13] [INFO ] State equation strengthened by 141 read => feed constraints.
[2023-03-08 13:05:13] [INFO ] After 85ms SMT Verify possible using 141 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 13:05:13] [INFO ] After 159ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 60 ms.
[2023-03-08 13:05:13] [INFO ] After 456ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 5 ms.
Support contains 9 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 476/476 transitions.
Applied a total of 0 rules in 12 ms. Remains 118 /118 variables (removed 0) and now considering 476/476 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 118/118 places, 476/476 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 476/476 transitions.
Applied a total of 0 rules in 12 ms. Remains 118 /118 variables (removed 0) and now considering 476/476 (removed 0) transitions.
[2023-03-08 13:05:13] [INFO ] Flow matrix only has 276 transitions (discarded 200 similar events)
[2023-03-08 13:05:13] [INFO ] Invariant cache hit.
[2023-03-08 13:05:14] [INFO ] Implicit Places using invariants in 179 ms returned []
[2023-03-08 13:05:14] [INFO ] Flow matrix only has 276 transitions (discarded 200 similar events)
[2023-03-08 13:05:14] [INFO ] Invariant cache hit.
[2023-03-08 13:05:14] [INFO ] State equation strengthened by 141 read => feed constraints.
[2023-03-08 13:05:14] [INFO ] Implicit Places using invariants and state equation in 484 ms returned []
Implicit Place search using SMT with State Equation took 665 ms to find 0 implicit places.
[2023-03-08 13:05:15] [INFO ] Redundant transitions in 405 ms returned []
[2023-03-08 13:05:15] [INFO ] Flow matrix only has 276 transitions (discarded 200 similar events)
[2023-03-08 13:05:15] [INFO ] Invariant cache hit.
[2023-03-08 13:05:15] [INFO ] Dead Transitions using invariants and state equation in 313 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1403 ms. Remains : 118/118 places, 476/476 transitions.
Graph (trivial) has 95 edges and 118 vertex of which 32 / 118 are part of one of the 4 SCC in 0 ms
Free SCC test removed 28 places
Drop transitions removed 44 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 244 transitions.
Ensure Unique test removed 5 places
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 85 transition count 227
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6 rules applied. Total rules applied 17 place count 80 transition count 226
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 19 place count 79 transition count 225
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 19 place count 79 transition count 216
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 37 place count 70 transition count 216
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 40 place count 67 transition count 213
Iterating global reduction 3 with 3 rules applied. Total rules applied 43 place count 67 transition count 213
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 45 place count 65 transition count 211
Iterating global reduction 3 with 2 rules applied. Total rules applied 47 place count 65 transition count 211
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 48 place count 64 transition count 205
Iterating global reduction 3 with 1 rules applied. Total rules applied 49 place count 64 transition count 205
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 3 with 17 rules applied. Total rules applied 66 place count 64 transition count 188
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 80 place count 57 transition count 181
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 87 place count 57 transition count 174
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 88 place count 56 transition count 173
Iterating global reduction 5 with 1 rules applied. Total rules applied 89 place count 56 transition count 173
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 90 place count 55 transition count 167
Iterating global reduction 5 with 1 rules applied. Total rules applied 91 place count 55 transition count 167
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 5 with 17 rules applied. Total rules applied 108 place count 55 transition count 150
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 114 place count 52 transition count 168
Drop transitions removed 46 transitions
Redundant transition composition rules discarded 46 transitions
Iterating global reduction 6 with 46 rules applied. Total rules applied 160 place count 52 transition count 122
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 162 place count 50 transition count 117
Iterating global reduction 6 with 2 rules applied. Total rules applied 164 place count 50 transition count 117
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 165 place count 50 transition count 116
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 7 with 8 rules applied. Total rules applied 173 place count 46 transition count 112
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 175 place count 44 transition count 96
Iterating global reduction 7 with 2 rules applied. Total rules applied 177 place count 44 transition count 96
Applied a total of 177 rules in 24 ms. Remains 44 /118 variables (removed 74) and now considering 96/476 (removed 380) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 96 rows 44 cols
[2023-03-08 13:05:15] [INFO ] Computed 11 place invariants in 1 ms
[2023-03-08 13:05:15] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:05:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 13:05:15] [INFO ] [Nat]Absence check using 3 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-08 13:05:15] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:05:15] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-08 13:05:15] [INFO ] After 33ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 13:05:15] [INFO ] After 69ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 30 ms.
[2023-03-08 13:05:15] [INFO ] After 227ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND p2 p1 p0), (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p2)), (F (NOT (AND p2 p1)))]
Knowledge based reduction with 4 factoid took 326 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 266 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 232 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 261 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 617 reset in 322 ms.
Product exploration explored 100000 steps with 632 reset in 301 ms.
Support contains 9 out of 919 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 919/919 places, 1509/1509 transitions.
Applied a total of 0 rules in 21 ms. Remains 919 /919 variables (removed 0) and now considering 1509/1509 (removed 0) transitions.
// Phase 1: matrix 1509 rows 919 cols
[2023-03-08 13:05:17] [INFO ] Computed 5 place invariants in 9 ms
[2023-03-08 13:05:17] [INFO ] Implicit Places using invariants in 420 ms returned []
[2023-03-08 13:05:17] [INFO ] Invariant cache hit.
[2023-03-08 13:05:18] [INFO ] Implicit Places using invariants and state equation in 1044 ms returned []
Implicit Place search using SMT with State Equation took 1466 ms to find 0 implicit places.
[2023-03-08 13:05:18] [INFO ] Invariant cache hit.
[2023-03-08 13:05:20] [INFO ] Dead Transitions using invariants and state equation in 1067 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2555 ms. Remains : 919/919 places, 1509/1509 transitions.
Treatment of property CloudDeployment-PT-5b-LTLFireability-05 finished in 40610 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(!p0)))'
Support contains 2 out of 956 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 955 transition count 2549
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 22 place count 934 transition count 1515
Iterating global reduction 1 with 21 rules applied. Total rules applied 43 place count 934 transition count 1515
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 44 place count 934 transition count 1514
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 48 place count 930 transition count 1510
Iterating global reduction 2 with 4 rules applied. Total rules applied 52 place count 930 transition count 1510
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 53 place count 929 transition count 1509
Iterating global reduction 2 with 1 rules applied. Total rules applied 54 place count 929 transition count 1509
Applied a total of 54 rules in 96 ms. Remains 929 /956 variables (removed 27) and now considering 1509/2549 (removed 1040) transitions.
// Phase 1: matrix 1509 rows 929 cols
[2023-03-08 13:05:20] [INFO ] Computed 15 place invariants in 5 ms
[2023-03-08 13:05:20] [INFO ] Implicit Places using invariants in 376 ms returned []
[2023-03-08 13:05:20] [INFO ] Invariant cache hit.
[2023-03-08 13:05:22] [INFO ] Implicit Places using invariants and state equation in 1474 ms returned [11, 19, 185, 193, 358, 366, 531, 539, 704, 712]
Discarding 10 places :
Implicit Place search using SMT with State Equation took 1853 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 919/956 places, 1509/2549 transitions.
Applied a total of 0 rules in 21 ms. Remains 919 /919 variables (removed 0) and now considering 1509/1509 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1971 ms. Remains : 919/956 places, 1509/2549 transitions.
Stuttering acceptance computed with spot in 74 ms :[true, p0, p0]
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (EQ s697 1) (EQ s792 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 6412 steps with 40 reset in 14 ms.
FORMULA CloudDeployment-PT-5b-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-5b-LTLFireability-06 finished in 2078 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U (G(p0)||(p0&&G(!p1)))) U X(!p0))))'
Support contains 6 out of 956 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 955 transition count 2549
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 21 place count 935 transition count 1516
Iterating global reduction 1 with 20 rules applied. Total rules applied 41 place count 935 transition count 1516
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 42 place count 935 transition count 1515
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 46 place count 931 transition count 1511
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 931 transition count 1511
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 51 place count 930 transition count 1510
Iterating global reduction 2 with 1 rules applied. Total rules applied 52 place count 930 transition count 1510
Applied a total of 52 rules in 100 ms. Remains 930 /956 variables (removed 26) and now considering 1510/2549 (removed 1039) transitions.
// Phase 1: matrix 1510 rows 930 cols
[2023-03-08 13:05:22] [INFO ] Computed 15 place invariants in 15 ms
[2023-03-08 13:05:22] [INFO ] Implicit Places using invariants in 433 ms returned []
[2023-03-08 13:05:22] [INFO ] Invariant cache hit.
[2023-03-08 13:05:24] [INFO ] Implicit Places using invariants and state equation in 1428 ms returned [11, 19, 185, 193, 359, 367, 532, 540, 705, 713]
Discarding 10 places :
Implicit Place search using SMT with State Equation took 1865 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 920/956 places, 1510/2549 transitions.
Applied a total of 0 rules in 34 ms. Remains 920 /920 variables (removed 0) and now considering 1510/1510 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2000 ms. Remains : 920/956 places, 1510/2549 transitions.
Stuttering acceptance computed with spot in 333 ms :[p1, (OR p1 p0), p0, true, p0, p0, true, p0]
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=p1, acceptance={} source=0 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}, { cond=(AND p1 p0), acceptance={0} source=1 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 6}], [{ cond=(NOT p0), acceptance={} source=2 dest: 4}, { cond=p0, acceptance={} source=2 dest: 5}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 1}, { cond=(AND p1 p0), acceptance={0} source=3 dest: 3}, { cond=(NOT p0), acceptance={0} source=3 dest: 6}], [{ cond=p0, acceptance={} source=4 dest: 6}], [{ cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 1}, { cond=(AND p1 p0), acceptance={} source=5 dest: 3}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=true, acceptance={} source=7 dest: 2}]], initial=7, aps=[p1:(AND (EQ s529 1) (EQ s545 1) (EQ s561 1) (EQ s899 1) (EQ s916 1)), p0:(NEQ s206 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 113 steps with 0 reset in 1 ms.
FORMULA CloudDeployment-PT-5b-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-5b-LTLFireability-08 finished in 2364 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 956 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Graph (trivial) has 985 edges and 956 vertex of which 355 / 956 are part of one of the 40 SCC in 2 ms
Free SCC test removed 315 places
Ensure Unique test removed 360 transitions
Reduce isomorphic transitions removed 360 transitions.
Graph (complete) has 2502 edges and 641 vertex of which 613 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.11 ms
Discarding 28 places :
Also discarding 1025 output transitions
Drop transitions removed 1025 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 261 transitions
Trivial Post-agglo rules discarded 261 transitions
Performed 261 trivial Post agglomeration. Transition count delta: 261
Iterating post reduction 0 with 261 rules applied. Total rules applied 263 place count 612 transition count 902
Reduce places removed 261 places and 0 transitions.
Iterating post reduction 1 with 261 rules applied. Total rules applied 524 place count 351 transition count 902
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 48 Pre rules applied. Total rules applied 524 place count 351 transition count 854
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 620 place count 303 transition count 854
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 624 place count 299 transition count 850
Iterating global reduction 2 with 4 rules applied. Total rules applied 628 place count 299 transition count 850
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 629 place count 299 transition count 849
Performed 94 Post agglomeration using F-continuation condition.Transition count delta: 94
Deduced a syphon composed of 94 places in 1 ms
Reduce places removed 94 places and 0 transitions.
Iterating global reduction 3 with 188 rules applied. Total rules applied 817 place count 205 transition count 755
Performed 26 Post agglomeration using F-continuation condition with reduction of 56 identical transitions.
Deduced a syphon composed of 26 places in 0 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 3 with 52 rules applied. Total rules applied 869 place count 179 transition count 840
Drop transitions removed 53 transitions
Redundant transition composition rules discarded 53 transitions
Iterating global reduction 3 with 53 rules applied. Total rules applied 922 place count 179 transition count 787
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -68
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 930 place count 175 transition count 855
Drop transitions removed 64 transitions
Redundant transition composition rules discarded 64 transitions
Iterating global reduction 3 with 64 rules applied. Total rules applied 994 place count 175 transition count 791
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 995 place count 174 transition count 790
Applied a total of 995 rules in 301 ms. Remains 174 /956 variables (removed 782) and now considering 790/2549 (removed 1759) transitions.
[2023-03-08 13:05:24] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
// Phase 1: matrix 606 rows 174 cols
[2023-03-08 13:05:24] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-08 13:05:25] [INFO ] Implicit Places using invariants in 169 ms returned []
[2023-03-08 13:05:25] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
[2023-03-08 13:05:25] [INFO ] Invariant cache hit.
[2023-03-08 13:05:25] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-08 13:05:25] [INFO ] Implicit Places using invariants and state equation in 538 ms returned []
Implicit Place search using SMT with State Equation took 711 ms to find 0 implicit places.
[2023-03-08 13:05:26] [INFO ] Redundant transitions in 1017 ms returned []
[2023-03-08 13:05:26] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
[2023-03-08 13:05:26] [INFO ] Invariant cache hit.
[2023-03-08 13:05:27] [INFO ] Dead Transitions using invariants and state equation in 407 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 174/956 places, 790/2549 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2448 ms. Remains : 174/956 places, 790/2549 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(NEQ s111 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 3067 reset in 663 ms.
Product exploration explored 100000 steps with 3072 reset in 440 ms.
Computed a total of 54 stabilizing places and 505 stable transitions
Computed a total of 54 stabilizing places and 505 stable transitions
Detected a total of 54/174 stabilizing places and 505/790 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 134 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 322 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 742593 steps, run timeout after 3001 ms. (steps per millisecond=247 ) properties seen :{}
Probabilistic random walk after 742593 steps, saw 98423 distinct states, run finished after 3001 ms. (steps per millisecond=247 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 13:05:31] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
[2023-03-08 13:05:31] [INFO ] Invariant cache hit.
[2023-03-08 13:05:31] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 3 ms returned sat
[2023-03-08 13:05:31] [INFO ] After 169ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-08 13:05:31] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-08 13:05:31] [INFO ] After 24ms SMT Verify possible using 30 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-08 13:05:31] [INFO ] After 55ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-08 13:05:31] [INFO ] After 288ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 174 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 174/174 places, 790/790 transitions.
Drop transitions removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 60 place count 174 transition count 730
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -80
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 80 place count 164 transition count 810
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 90 place count 164 transition count 800
Drop transitions removed 85 transitions
Redundant transition composition rules discarded 85 transitions
Iterating global reduction 2 with 85 rules applied. Total rules applied 175 place count 164 transition count 715
Free-agglomeration rule applied 50 times with reduction of 20 identical transitions.
Iterating global reduction 2 with 50 rules applied. Total rules applied 225 place count 164 transition count 645
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 95 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 145 transitions.
Graph (complete) has 876 edges and 114 vertex of which 113 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 2 with 196 rules applied. Total rules applied 421 place count 113 transition count 500
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 422 place count 113 transition count 499
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 427 place count 108 transition count 469
Iterating global reduction 4 with 5 rules applied. Total rules applied 432 place count 108 transition count 469
Drop transitions removed 70 transitions
Redundant transition composition rules discarded 70 transitions
Iterating global reduction 4 with 70 rules applied. Total rules applied 502 place count 108 transition count 399
Applied a total of 502 rules in 63 ms. Remains 108 /174 variables (removed 66) and now considering 399/790 (removed 391) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64 ms. Remains : 108/174 places, 399/790 transitions.
Finished random walk after 531 steps, including 10 resets, run visited all 1 properties in 3 ms. (steps per millisecond=177 )
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 341 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 174 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 174/174 places, 790/790 transitions.
Applied a total of 0 rules in 17 ms. Remains 174 /174 variables (removed 0) and now considering 790/790 (removed 0) transitions.
[2023-03-08 13:05:32] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
[2023-03-08 13:05:32] [INFO ] Invariant cache hit.
[2023-03-08 13:05:32] [INFO ] Implicit Places using invariants in 135 ms returned []
[2023-03-08 13:05:32] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
[2023-03-08 13:05:32] [INFO ] Invariant cache hit.
[2023-03-08 13:05:32] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-08 13:05:33] [INFO ] Implicit Places using invariants and state equation in 476 ms returned []
Implicit Place search using SMT with State Equation took 614 ms to find 0 implicit places.
[2023-03-08 13:05:34] [INFO ] Redundant transitions in 1046 ms returned []
[2023-03-08 13:05:34] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
[2023-03-08 13:05:34] [INFO ] Invariant cache hit.
[2023-03-08 13:05:34] [INFO ] Dead Transitions using invariants and state equation in 365 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2052 ms. Remains : 174/174 places, 790/790 transitions.
Computed a total of 54 stabilizing places and 505 stable transitions
Computed a total of 54 stabilizing places and 505 stable transitions
Detected a total of 54/174 stabilizing places and 505/790 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 133 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 322 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 680958 steps, run timeout after 3001 ms. (steps per millisecond=226 ) properties seen :{}
Probabilistic random walk after 680958 steps, saw 90273 distinct states, run finished after 3001 ms. (steps per millisecond=226 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 13:05:37] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
[2023-03-08 13:05:37] [INFO ] Invariant cache hit.
[2023-03-08 13:05:37] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 9 ms returned sat
[2023-03-08 13:05:38] [INFO ] After 269ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-08 13:05:38] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-08 13:05:38] [INFO ] After 40ms SMT Verify possible using 30 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-08 13:05:38] [INFO ] After 87ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 28 ms.
[2023-03-08 13:05:38] [INFO ] After 459ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 174 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 174/174 places, 790/790 transitions.
Drop transitions removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 60 place count 174 transition count 730
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -80
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 80 place count 164 transition count 810
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 90 place count 164 transition count 800
Drop transitions removed 85 transitions
Redundant transition composition rules discarded 85 transitions
Iterating global reduction 2 with 85 rules applied. Total rules applied 175 place count 164 transition count 715
Free-agglomeration rule applied 50 times with reduction of 20 identical transitions.
Iterating global reduction 2 with 50 rules applied. Total rules applied 225 place count 164 transition count 645
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 95 transitions
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 145 transitions.
Graph (complete) has 876 edges and 114 vertex of which 113 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 2 with 196 rules applied. Total rules applied 421 place count 113 transition count 500
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 422 place count 113 transition count 499
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 427 place count 108 transition count 469
Iterating global reduction 4 with 5 rules applied. Total rules applied 432 place count 108 transition count 469
Drop transitions removed 70 transitions
Redundant transition composition rules discarded 70 transitions
Iterating global reduction 4 with 70 rules applied. Total rules applied 502 place count 108 transition count 399
Applied a total of 502 rules in 112 ms. Remains 108 /174 variables (removed 66) and now considering 399/790 (removed 391) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 108/174 places, 399/790 transitions.
Finished random walk after 20 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=20 )
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 244 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3079 reset in 394 ms.
Product exploration explored 100000 steps with 3080 reset in 569 ms.
Support contains 1 out of 174 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 174/174 places, 790/790 transitions.
Applied a total of 0 rules in 25 ms. Remains 174 /174 variables (removed 0) and now considering 790/790 (removed 0) transitions.
[2023-03-08 13:05:39] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
[2023-03-08 13:05:39] [INFO ] Invariant cache hit.
[2023-03-08 13:05:40] [INFO ] Implicit Places using invariants in 208 ms returned []
[2023-03-08 13:05:40] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
[2023-03-08 13:05:40] [INFO ] Invariant cache hit.
[2023-03-08 13:05:40] [INFO ] State equation strengthened by 30 read => feed constraints.
[2023-03-08 13:05:40] [INFO ] Implicit Places using invariants and state equation in 673 ms returned []
Implicit Place search using SMT with State Equation took 890 ms to find 0 implicit places.
[2023-03-08 13:05:41] [INFO ] Redundant transitions in 970 ms returned []
[2023-03-08 13:05:41] [INFO ] Flow matrix only has 606 transitions (discarded 184 similar events)
[2023-03-08 13:05:41] [INFO ] Invariant cache hit.
[2023-03-08 13:05:42] [INFO ] Dead Transitions using invariants and state equation in 590 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2490 ms. Remains : 174/174 places, 790/790 transitions.
Treatment of property CloudDeployment-PT-5b-LTLFireability-09 finished in 17989 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||F(p1))))'
Support contains 2 out of 956 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 955 transition count 2549
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 21 place count 935 transition count 1516
Iterating global reduction 1 with 20 rules applied. Total rules applied 41 place count 935 transition count 1516
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 42 place count 935 transition count 1515
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 45 place count 932 transition count 1512
Iterating global reduction 2 with 3 rules applied. Total rules applied 48 place count 932 transition count 1512
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 49 place count 931 transition count 1511
Iterating global reduction 2 with 1 rules applied. Total rules applied 50 place count 931 transition count 1511
Applied a total of 50 rules in 148 ms. Remains 931 /956 variables (removed 25) and now considering 1511/2549 (removed 1038) transitions.
// Phase 1: matrix 1511 rows 931 cols
[2023-03-08 13:05:42] [INFO ] Computed 15 place invariants in 7 ms
[2023-03-08 13:05:43] [INFO ] Implicit Places using invariants in 458 ms returned []
[2023-03-08 13:05:43] [INFO ] Invariant cache hit.
[2023-03-08 13:05:44] [INFO ] Implicit Places using invariants and state equation in 1583 ms returned [11, 19, 187, 195, 360, 368, 533, 541, 706, 714]
Discarding 10 places :
Implicit Place search using SMT with State Equation took 2049 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 921/956 places, 1511/2549 transitions.
Applied a total of 0 rules in 22 ms. Remains 921 /921 variables (removed 0) and now considering 1511/1511 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2222 ms. Remains : 921/956 places, 1511/2549 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(EQ s119 0), p0:(EQ s461 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1336 ms.
Product exploration explored 100000 steps with 50000 reset in 1170 ms.
Computed a total of 135 stabilizing places and 475 stable transitions
Graph (complete) has 2709 edges and 921 vertex of which 914 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.3 ms
Computed a total of 135 stabilizing places and 475 stable transitions
Detected a total of 135/921 stabilizing places and 475/1511 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 7 factoid took 115 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudDeployment-PT-5b-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudDeployment-PT-5b-LTLFireability-10 finished in 5004 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 956 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 955 transition count 2549
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 21 place count 935 transition count 1516
Iterating global reduction 1 with 20 rules applied. Total rules applied 41 place count 935 transition count 1516
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 42 place count 935 transition count 1515
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 45 place count 932 transition count 1512
Iterating global reduction 2 with 3 rules applied. Total rules applied 48 place count 932 transition count 1512
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 49 place count 931 transition count 1511
Iterating global reduction 2 with 1 rules applied. Total rules applied 50 place count 931 transition count 1511
Applied a total of 50 rules in 96 ms. Remains 931 /956 variables (removed 25) and now considering 1511/2549 (removed 1038) transitions.
// Phase 1: matrix 1511 rows 931 cols
[2023-03-08 13:05:47] [INFO ] Computed 15 place invariants in 4 ms
[2023-03-08 13:05:48] [INFO ] Implicit Places using invariants in 322 ms returned []
[2023-03-08 13:05:48] [INFO ] Invariant cache hit.
[2023-03-08 13:05:49] [INFO ] Implicit Places using invariants and state equation in 1618 ms returned [11, 19, 185, 193, 358, 366, 531, 539, 706, 714]
Discarding 10 places :
Implicit Place search using SMT with State Equation took 1954 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 921/956 places, 1511/2549 transitions.
Applied a total of 0 rules in 33 ms. Remains 921 /921 variables (removed 0) and now considering 1511/1511 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2084 ms. Remains : 921/956 places, 1511/2549 transitions.
Stuttering acceptance computed with spot in 115 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(EQ s662 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-5b-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-5b-LTLFireability-13 finished in 2220 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0&&X((p0 U (X(p1)||G(p0))))))))'
Support contains 2 out of 956 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 955 transition count 2549
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 21 place count 935 transition count 1516
Iterating global reduction 1 with 20 rules applied. Total rules applied 41 place count 935 transition count 1516
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 42 place count 935 transition count 1515
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 46 place count 931 transition count 1511
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 931 transition count 1511
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 51 place count 930 transition count 1510
Iterating global reduction 2 with 1 rules applied. Total rules applied 52 place count 930 transition count 1510
Applied a total of 52 rules in 162 ms. Remains 930 /956 variables (removed 26) and now considering 1510/2549 (removed 1039) transitions.
// Phase 1: matrix 1510 rows 930 cols
[2023-03-08 13:05:50] [INFO ] Computed 15 place invariants in 8 ms
[2023-03-08 13:05:50] [INFO ] Implicit Places using invariants in 452 ms returned []
[2023-03-08 13:05:50] [INFO ] Invariant cache hit.
[2023-03-08 13:05:52] [INFO ] Implicit Places using invariants and state equation in 1573 ms returned [11, 19, 185, 193, 358, 366, 531, 539, 705, 713]
Discarding 10 places :
Implicit Place search using SMT with State Equation took 2028 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 920/956 places, 1510/2549 transitions.
Applied a total of 0 rules in 20 ms. Remains 920 /920 variables (removed 0) and now considering 1510/1510 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2210 ms. Remains : 920/956 places, 1510/2549 transitions.
Stuttering acceptance computed with spot in 167 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 3}, { cond=p0, acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=4 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(NEQ s571 1), p1:(EQ s298 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 631 reset in 251 ms.
Product exploration explored 100000 steps with 623 reset in 383 ms.
Computed a total of 133 stabilizing places and 473 stable transitions
Graph (complete) has 2708 edges and 920 vertex of which 913 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.6 ms
Computed a total of 133 stabilizing places and 473 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 305 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 267 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 65 resets, run finished after 238 ms. (steps per millisecond=42 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 1510 rows 920 cols
[2023-03-08 13:05:53] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-08 13:05:54] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 6 ms returned sat
[2023-03-08 13:05:55] [INFO ] After 991ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2023-03-08 13:05:55] [INFO ] After 1080ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:05:55] [INFO ] After 1393ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:05:55] [INFO ] [Nat]Absence check using 0 positive and 5 generalized place invariants in 4 ms returned sat
[2023-03-08 13:05:56] [INFO ] After 860ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:05:56] [INFO ] After 1025ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 149 ms.
[2023-03-08 13:05:56] [INFO ] After 1355ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 10 ms.
Support contains 2 out of 920 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 920/920 places, 1510/1510 transitions.
Graph (trivial) has 957 edges and 920 vertex of which 340 / 920 are part of one of the 39 SCC in 0 ms
Free SCC test removed 301 places
Drop transitions removed 394 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 395 transitions.
Graph (complete) has 2177 edges and 619 vertex of which 612 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 0 output transitions
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions removed 259 transitions
Trivial Post-agglo rules discarded 259 transitions
Performed 259 trivial Post agglomeration. Transition count delta: 259
Iterating post reduction 0 with 269 rules applied. Total rules applied 271 place count 612 transition count 846
Reduce places removed 259 places and 0 transitions.
Iterating post reduction 1 with 259 rules applied. Total rules applied 530 place count 353 transition count 846
Performed 57 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 57 Pre rules applied. Total rules applied 530 place count 353 transition count 789
Deduced a syphon composed of 57 places in 1 ms
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 2 with 114 rules applied. Total rules applied 644 place count 296 transition count 789
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 649 place count 291 transition count 784
Iterating global reduction 2 with 5 rules applied. Total rules applied 654 place count 291 transition count 784
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 654 place count 291 transition count 779
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 664 place count 286 transition count 779
Performed 82 Post agglomeration using F-continuation condition.Transition count delta: 82
Deduced a syphon composed of 82 places in 0 ms
Reduce places removed 82 places and 0 transitions.
Iterating global reduction 2 with 164 rules applied. Total rules applied 828 place count 204 transition count 697
Performed 36 Post agglomeration using F-continuation condition with reduction of 50 identical transitions.
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 2 with 72 rules applied. Total rules applied 900 place count 168 transition count 910
Drop transitions removed 14 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 2 with 32 rules applied. Total rules applied 932 place count 168 transition count 878
Drop transitions removed 155 transitions
Redundant transition composition rules discarded 155 transitions
Iterating global reduction 3 with 155 rules applied. Total rules applied 1087 place count 168 transition count 723
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
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 1089 place count 167 transition count 734
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1090 place count 167 transition count 733
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 4 with 10 rules applied. Total rules applied 1100 place count 167 transition count 723
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 1101 place count 166 transition count 716
Iterating global reduction 4 with 1 rules applied. Total rules applied 1102 place count 166 transition count 716
Free-agglomeration rule applied 50 times with reduction of 20 identical transitions.
Iterating global reduction 4 with 50 rules applied. Total rules applied 1152 place count 166 transition count 646
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 95 transitions
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 140 transitions.
Graph (complete) has 905 edges and 116 vertex of which 115 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 4 with 191 rules applied. Total rules applied 1343 place count 115 transition count 506
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1344 place count 115 transition count 505
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 1348 place count 111 transition count 481
Iterating global reduction 6 with 4 rules applied. Total rules applied 1352 place count 111 transition count 481
Drop transitions removed 82 transitions
Redundant transition composition rules discarded 82 transitions
Iterating global reduction 6 with 82 rules applied. Total rules applied 1434 place count 111 transition count 399
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 1435 place count 111 transition count 399
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 1436 place count 110 transition count 398
Applied a total of 1436 rules in 205 ms. Remains 110 /920 variables (removed 810) and now considering 398/1510 (removed 1112) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 205 ms. Remains : 110/920 places, 398/1510 transitions.
Finished random walk after 74 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=24 )
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (AND (NOT p1) p0))), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 5 factoid took 492 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 253 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 242 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 920 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 920/920 places, 1510/1510 transitions.
Applied a total of 0 rules in 42 ms. Remains 920 /920 variables (removed 0) and now considering 1510/1510 (removed 0) transitions.
[2023-03-08 13:05:57] [INFO ] Invariant cache hit.
[2023-03-08 13:05:58] [INFO ] Implicit Places using invariants in 432 ms returned []
[2023-03-08 13:05:58] [INFO ] Invariant cache hit.
[2023-03-08 13:05:59] [INFO ] Implicit Places using invariants and state equation in 1305 ms returned []
Implicit Place search using SMT with State Equation took 1744 ms to find 0 implicit places.
[2023-03-08 13:05:59] [INFO ] Invariant cache hit.
[2023-03-08 13:06:00] [INFO ] Dead Transitions using invariants and state equation in 1310 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3098 ms. Remains : 920/920 places, 1510/1510 transitions.
Computed a total of 133 stabilizing places and 473 stable transitions
Graph (complete) has 2708 edges and 920 vertex of which 913 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.3 ms
Computed a total of 133 stabilizing places and 473 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 296 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 260 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 57 resets, run finished after 173 ms. (steps per millisecond=57 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 13:06:01] [INFO ] Invariant cache hit.
[2023-03-08 13:06:02] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 6 ms returned sat
[2023-03-08 13:06:03] [INFO ] After 999ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2023-03-08 13:06:03] [INFO ] After 1137ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:06:03] [INFO ] After 1446ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:06:03] [INFO ] [Nat]Absence check using 0 positive and 5 generalized place invariants in 6 ms returned sat
[2023-03-08 13:06:04] [INFO ] After 1025ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:06:04] [INFO ] After 1263ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 137 ms.
[2023-03-08 13:06:04] [INFO ] After 1691ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 13 ms.
Support contains 2 out of 920 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 920/920 places, 1510/1510 transitions.
Graph (trivial) has 957 edges and 920 vertex of which 340 / 920 are part of one of the 39 SCC in 1 ms
Free SCC test removed 301 places
Drop transitions removed 394 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 395 transitions.
Graph (complete) has 2177 edges and 619 vertex of which 612 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.1 ms
Discarding 7 places :
Also discarding 0 output transitions
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions removed 259 transitions
Trivial Post-agglo rules discarded 259 transitions
Performed 259 trivial Post agglomeration. Transition count delta: 259
Iterating post reduction 0 with 269 rules applied. Total rules applied 271 place count 612 transition count 846
Reduce places removed 259 places and 0 transitions.
Iterating post reduction 1 with 259 rules applied. Total rules applied 530 place count 353 transition count 846
Performed 57 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 57 Pre rules applied. Total rules applied 530 place count 353 transition count 789
Deduced a syphon composed of 57 places in 1 ms
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 2 with 114 rules applied. Total rules applied 644 place count 296 transition count 789
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 649 place count 291 transition count 784
Iterating global reduction 2 with 5 rules applied. Total rules applied 654 place count 291 transition count 784
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 654 place count 291 transition count 779
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 664 place count 286 transition count 779
Performed 82 Post agglomeration using F-continuation condition.Transition count delta: 82
Deduced a syphon composed of 82 places in 0 ms
Reduce places removed 82 places and 0 transitions.
Iterating global reduction 2 with 164 rules applied. Total rules applied 828 place count 204 transition count 697
Performed 36 Post agglomeration using F-continuation condition with reduction of 50 identical transitions.
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 2 with 72 rules applied. Total rules applied 900 place count 168 transition count 910
Drop transitions removed 14 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 2 with 32 rules applied. Total rules applied 932 place count 168 transition count 878
Drop transitions removed 155 transitions
Redundant transition composition rules discarded 155 transitions
Iterating global reduction 3 with 155 rules applied. Total rules applied 1087 place count 168 transition count 723
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
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 1089 place count 167 transition count 734
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1090 place count 167 transition count 733
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 4 with 10 rules applied. Total rules applied 1100 place count 167 transition count 723
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 1101 place count 166 transition count 716
Iterating global reduction 4 with 1 rules applied. Total rules applied 1102 place count 166 transition count 716
Free-agglomeration rule applied 50 times with reduction of 20 identical transitions.
Iterating global reduction 4 with 50 rules applied. Total rules applied 1152 place count 166 transition count 646
Reduce places removed 50 places and 0 transitions.
Drop transitions removed 95 transitions
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 140 transitions.
Graph (complete) has 905 edges and 116 vertex of which 115 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 4 with 191 rules applied. Total rules applied 1343 place count 115 transition count 506
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1344 place count 115 transition count 505
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 1348 place count 111 transition count 481
Iterating global reduction 6 with 4 rules applied. Total rules applied 1352 place count 111 transition count 481
Drop transitions removed 82 transitions
Redundant transition composition rules discarded 82 transitions
Iterating global reduction 6 with 82 rules applied. Total rules applied 1434 place count 111 transition count 399
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 1435 place count 111 transition count 399
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 1436 place count 110 transition count 398
Applied a total of 1436 rules in 195 ms. Remains 110 /920 variables (removed 810) and now considering 398/1510 (removed 1112) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 195 ms. Remains : 110/920 places, 398/1510 transitions.
Finished random walk after 56 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=18 )
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (AND (NOT p1) p0))), (F (AND (NOT p1) (NOT p0)))]
Knowledge based reduction with 5 factoid took 410 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 261 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 270 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 254 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 640 reset in 367 ms.
Product exploration explored 100000 steps with 626 reset in 347 ms.
Support contains 2 out of 920 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 920/920 places, 1510/1510 transitions.
Applied a total of 0 rules in 19 ms. Remains 920 /920 variables (removed 0) and now considering 1510/1510 (removed 0) transitions.
[2023-03-08 13:06:07] [INFO ] Invariant cache hit.
[2023-03-08 13:06:07] [INFO ] Implicit Places using invariants in 270 ms returned []
[2023-03-08 13:06:07] [INFO ] Invariant cache hit.
[2023-03-08 13:06:08] [INFO ] Implicit Places using invariants and state equation in 701 ms returned []
Implicit Place search using SMT with State Equation took 971 ms to find 0 implicit places.
[2023-03-08 13:06:08] [INFO ] Invariant cache hit.
[2023-03-08 13:06:09] [INFO ] Dead Transitions using invariants and state equation in 1215 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2206 ms. Remains : 920/920 places, 1510/1510 transitions.
Treatment of property CloudDeployment-PT-5b-LTLFireability-14 finished in 19635 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p1 U X(G(!p2)))&&p0)))'
Found a Lengthening insensitive property : CloudDeployment-PT-5b-LTLFireability-04
Stuttering acceptance computed with spot in 108 ms :[(OR (NOT p0) p2), p2, p2]
Support contains 24 out of 956 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Graph (trivial) has 965 edges and 956 vertex of which 346 / 956 are part of one of the 39 SCC in 1 ms
Free SCC test removed 307 places
Ensure Unique test removed 351 transitions
Reduce isomorphic transitions removed 351 transitions.
Graph (complete) has 2518 edges and 649 vertex of which 648 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.8 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Drop transitions removed 261 transitions
Trivial Post-agglo rules discarded 261 transitions
Performed 261 trivial Post agglomeration. Transition count delta: 261
Iterating post reduction 0 with 261 rules applied. Total rules applied 263 place count 648 transition count 1936
Reduce places removed 261 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 264 rules applied. Total rules applied 527 place count 387 transition count 1933
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 529 place count 385 transition count 1933
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 49 Pre rules applied. Total rules applied 529 place count 385 transition count 1884
Deduced a syphon composed of 49 places in 1 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 3 with 98 rules applied. Total rules applied 627 place count 336 transition count 1884
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 631 place count 332 transition count 1880
Iterating global reduction 3 with 4 rules applied. Total rules applied 635 place count 332 transition count 1880
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 636 place count 332 transition count 1879
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 636 place count 332 transition count 1878
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 638 place count 331 transition count 1878
Performed 95 Post agglomeration using F-continuation condition.Transition count delta: 95
Deduced a syphon composed of 95 places in 0 ms
Reduce places removed 95 places and 0 transitions.
Iterating global reduction 4 with 190 rules applied. Total rules applied 828 place count 236 transition count 1783
Performed 25 Post agglomeration using F-continuation condition with reduction of 54 identical transitions.
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 4 with 50 rules applied. Total rules applied 878 place count 211 transition count 1909
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 4 with 16 rules applied. Total rules applied 894 place count 211 transition count 1893
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 898 place count 211 transition count 1889
Applied a total of 898 rules in 145 ms. Remains 211 /956 variables (removed 745) and now considering 1889/2549 (removed 660) transitions.
[2023-03-08 13:06:09] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
// Phase 1: matrix 1706 rows 211 cols
[2023-03-08 13:06:09] [INFO ] Computed 16 place invariants in 10 ms
[2023-03-08 13:06:10] [INFO ] Implicit Places using invariants in 864 ms returned []
[2023-03-08 13:06:10] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
[2023-03-08 13:06:10] [INFO ] Invariant cache hit.
[2023-03-08 13:06:11] [INFO ] State equation strengthened by 228 read => feed constraints.
[2023-03-08 13:06:13] [INFO ] Implicit Places using invariants and state equation in 2623 ms returned []
Implicit Place search using SMT with State Equation took 3496 ms to find 0 implicit places.
[2023-03-08 13:06:13] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
[2023-03-08 13:06:13] [INFO ] Invariant cache hit.
[2023-03-08 13:06:15] [INFO ] Dead Transitions using invariants and state equation in 1727 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 211/956 places, 1889/2549 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 5370 ms. Remains : 211/956 places, 1889/2549 transitions.
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=0 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=0 dest: 2}], [{ cond=(AND (NOT p0) p2), acceptance={0} source=1 dest: 0}, { cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1) p2), acceptance={0} source=1 dest: 1}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND p0 p1 p2), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p1) p2), acceptance={0} source=2 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND p1 p2), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (EQ s174 0) (OR (EQ s4 0) (EQ s10 0) (EQ s17 0) (EQ s39 0) (EQ s45 0) (EQ s51 0) (EQ s73 0) (EQ s79 0) (EQ s86 0) (EQ s107 0) (EQ s113 0) (EQ s120...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 2881 reset in 772 ms.
Product exploration explored 100000 steps with 2913 reset in 795 ms.
Computed a total of 68 stabilizing places and 1569 stable transitions
Graph (complete) has 2047 edges and 211 vertex of which 184 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.5 ms
Computed a total of 68 stabilizing places and 1569 stable transitions
Detected a total of 68/211 stabilizing places and 1569/1889 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p1))), (X (NOT (AND p0 p1 p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 p2))), (X p0), (X (NOT (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X p0)), (X (X (NOT (AND (NOT p1) p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 26 factoid took 1453 ms. Reduced automaton from 3 states, 12 edges and 3 AP (stutter sensitive) to 3 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[(OR (NOT p0) p2), p2, p2]
Incomplete random walk after 10000 steps, including 302 resets, run finished after 564 ms. (steps per millisecond=17 ) properties (out of 12) seen :2
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-08 13:06:19] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
[2023-03-08 13:06:19] [INFO ] Invariant cache hit.
[2023-03-08 13:06:19] [INFO ] After 85ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:8
[2023-03-08 13:06:19] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 6 ms returned sat
[2023-03-08 13:06:20] [INFO ] After 1072ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :8
[2023-03-08 13:06:20] [INFO ] State equation strengthened by 228 read => feed constraints.
[2023-03-08 13:06:21] [INFO ] After 764ms SMT Verify possible using 228 Read/Feed constraints in natural domain returned unsat :2 sat :8
[2023-03-08 13:06:22] [INFO ] After 1945ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :8
Attempting to minimize the solution found.
Minimization took 979 ms.
[2023-03-08 13:06:23] [INFO ] After 4135ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :8
Fused 10 Parikh solutions to 7 different solutions.
Parikh walk visited 0 properties in 5 ms.
Support contains 24 out of 211 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 211/211 places, 1889/1889 transitions.
Drop transitions removed 39 transitions
Reduce isomorphic transitions removed 39 transitions.
Iterating post reduction 0 with 39 rules applied. Total rules applied 39 place count 211 transition count 1850
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -80
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 59 place count 201 transition count 1930
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 67 place count 201 transition count 1922
Drop transitions removed 130 transitions
Redundant transition composition rules discarded 130 transitions
Iterating global reduction 2 with 130 rules applied. Total rules applied 197 place count 201 transition count 1792
Free-agglomeration rule applied 48 times with reduction of 12 identical transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 245 place count 201 transition count 1732
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 60 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 118 transitions.
Iterating post reduction 2 with 166 rules applied. Total rules applied 411 place count 153 transition count 1614
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 418 place count 146 transition count 1567
Iterating global reduction 3 with 7 rules applied. Total rules applied 425 place count 146 transition count 1567
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 427 place count 146 transition count 1565
Drop transitions removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 4 with 61 rules applied. Total rules applied 488 place count 146 transition count 1504
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 490 place count 146 transition count 1504
Applied a total of 490 rules in 283 ms. Remains 146 /211 variables (removed 65) and now considering 1504/1889 (removed 385) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 285 ms. Remains : 146/211 places, 1504/1889 transitions.
Incomplete random walk after 10000 steps, including 261 resets, run finished after 577 ms. (steps per millisecond=17 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 8) seen :0
Interrupted probabilistic random walk after 298633 steps, run timeout after 3001 ms. (steps per millisecond=99 ) properties seen :{}
Probabilistic random walk after 298633 steps, saw 42472 distinct states, run finished after 3001 ms. (steps per millisecond=99 ) properties seen :0
Running SMT prover for 8 properties.
[2023-03-08 13:06:28] [INFO ] Flow matrix only has 1304 transitions (discarded 200 similar events)
// Phase 1: matrix 1304 rows 146 cols
[2023-03-08 13:06:28] [INFO ] Computed 16 place invariants in 7 ms
[2023-03-08 13:06:28] [INFO ] After 81ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-08 13:06:28] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 5 ms returned sat
[2023-03-08 13:06:29] [INFO ] After 669ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-08 13:06:29] [INFO ] State equation strengthened by 158 read => feed constraints.
[2023-03-08 13:06:29] [INFO ] After 418ms SMT Verify possible using 158 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2023-03-08 13:06:30] [INFO ] After 1328ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 660 ms.
[2023-03-08 13:06:31] [INFO ] After 2763ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Fused 8 Parikh solutions to 7 different solutions.
Parikh walk visited 0 properties in 59 ms.
Support contains 24 out of 146 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 1504/1504 transitions.
Applied a total of 0 rules in 40 ms. Remains 146 /146 variables (removed 0) and now considering 1504/1504 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 146/146 places, 1504/1504 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 1504/1504 transitions.
Applied a total of 0 rules in 38 ms. Remains 146 /146 variables (removed 0) and now considering 1504/1504 (removed 0) transitions.
[2023-03-08 13:06:31] [INFO ] Flow matrix only has 1304 transitions (discarded 200 similar events)
[2023-03-08 13:06:31] [INFO ] Invariant cache hit.
[2023-03-08 13:06:31] [INFO ] Implicit Places using invariants in 802 ms returned []
[2023-03-08 13:06:32] [INFO ] Flow matrix only has 1304 transitions (discarded 200 similar events)
[2023-03-08 13:06:32] [INFO ] Invariant cache hit.
[2023-03-08 13:06:32] [INFO ] State equation strengthened by 158 read => feed constraints.
[2023-03-08 13:06:33] [INFO ] Implicit Places using invariants and state equation in 1967 ms returned []
Implicit Place search using SMT with State Equation took 2771 ms to find 0 implicit places.
[2023-03-08 13:06:34] [INFO ] Redundant transitions in 452 ms returned []
[2023-03-08 13:06:34] [INFO ] Flow matrix only has 1304 transitions (discarded 200 similar events)
[2023-03-08 13:06:34] [INFO ] Invariant cache hit.
[2023-03-08 13:06:35] [INFO ] Dead Transitions using invariants and state equation in 1471 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4743 ms. Remains : 146/146 places, 1504/1504 transitions.
Graph (trivial) has 108 edges and 146 vertex of which 32 / 146 are part of one of the 4 SCC in 0 ms
Free SCC test removed 28 places
Drop transitions removed 48 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 248 transitions.
Drop transitions removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 118 transition count 1247
Reduce places removed 9 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 109 transition count 1245
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 24 place count 107 transition count 1244
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 8 Pre rules applied. Total rules applied 24 place count 107 transition count 1236
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 40 place count 99 transition count 1236
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 43 place count 96 transition count 1233
Iterating global reduction 3 with 3 rules applied. Total rules applied 46 place count 96 transition count 1233
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 49 place count 93 transition count 1215
Iterating global reduction 3 with 3 rules applied. Total rules applied 52 place count 93 transition count 1215
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 3 with 42 rules applied. Total rules applied 94 place count 93 transition count 1173
Performed 7 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 108 place count 86 transition count 1164
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 114 place count 86 transition count 1158
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 120 place count 83 transition count 1173
Drop transitions removed 35 transitions
Redundant transition composition rules discarded 35 transitions
Iterating global reduction 5 with 35 rules applied. Total rules applied 155 place count 83 transition count 1138
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 3 Pre rules applied. Total rules applied 155 place count 83 transition count 1135
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 161 place count 80 transition count 1135
Free-agglomeration rule applied 2 times.
Iterating global reduction 5 with 2 rules applied. Total rules applied 163 place count 80 transition count 1133
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 165 place count 78 transition count 1133
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 166 place count 78 transition count 1133
Applied a total of 166 rules in 169 ms. Remains 78 /146 variables (removed 68) and now considering 1133/1504 (removed 371) transitions.
Running SMT prover for 8 properties.
// Phase 1: matrix 1133 rows 78 cols
[2023-03-08 13:06:36] [INFO ] Computed 20 place invariants in 11 ms
[2023-03-08 13:06:36] [INFO ] After 87ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-08 13:06:36] [INFO ] [Nat]Absence check using 0 positive and 20 generalized place invariants in 12 ms returned sat
[2023-03-08 13:06:37] [INFO ] After 823ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-08 13:06:37] [INFO ] After 1422ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 388 ms.
[2023-03-08 13:06:38] [INFO ] After 1929ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p1))), (X (NOT (AND p0 p1 p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 p2))), (X p0), (X (NOT (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X p0)), (X (X (NOT (AND (NOT p1) p2)))), (F (OR (G p1) (G (NOT p1)))), (G (NOT (AND p0 p1 (NOT p2)))), (G (NOT (AND p1 (NOT p2))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 28 factoid took 1825 ms. Reduced automaton from 3 states, 12 edges and 3 AP (stutter sensitive) to 3 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Stuttering acceptance computed with spot in 170 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Support contains 24 out of 211 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 211/211 places, 1889/1889 transitions.
Applied a total of 0 rules in 8 ms. Remains 211 /211 variables (removed 0) and now considering 1889/1889 (removed 0) transitions.
[2023-03-08 13:06:40] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
// Phase 1: matrix 1706 rows 211 cols
[2023-03-08 13:06:40] [INFO ] Computed 16 place invariants in 17 ms
[2023-03-08 13:06:41] [INFO ] Implicit Places using invariants in 937 ms returned []
[2023-03-08 13:06:41] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
[2023-03-08 13:06:41] [INFO ] Invariant cache hit.
[2023-03-08 13:06:42] [INFO ] State equation strengthened by 228 read => feed constraints.
[2023-03-08 13:06:44] [INFO ] Implicit Places using invariants and state equation in 2549 ms returned []
Implicit Place search using SMT with State Equation took 3489 ms to find 0 implicit places.
[2023-03-08 13:06:44] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
[2023-03-08 13:06:44] [INFO ] Invariant cache hit.
[2023-03-08 13:06:45] [INFO ] Dead Transitions using invariants and state equation in 1492 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4990 ms. Remains : 211/211 places, 1889/1889 transitions.
Computed a total of 68 stabilizing places and 1569 stable transitions
Graph (complete) has 2047 edges and 211 vertex of which 184 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.4 ms
Computed a total of 68 stabilizing places and 1569 stable transitions
Detected a total of 68/211 stabilizing places and 1569/1889 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p1))), (X (NOT p2)), (X p0), (X (NOT (AND (NOT p1) p2))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 18 factoid took 1020 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter sensitive) to 3 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Incomplete random walk after 10000 steps, including 302 resets, run finished after 453 ms. (steps per millisecond=22 ) properties (out of 8) seen :2
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-08 13:06:47] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
[2023-03-08 13:06:47] [INFO ] Invariant cache hit.
[2023-03-08 13:06:47] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-08 13:06:47] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 7 ms returned sat
[2023-03-08 13:06:48] [INFO ] After 1140ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-08 13:06:48] [INFO ] State equation strengthened by 228 read => feed constraints.
[2023-03-08 13:06:49] [INFO ] After 803ms SMT Verify possible using 228 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-08 13:06:50] [INFO ] After 1802ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 777 ms.
[2023-03-08 13:06:51] [INFO ] After 3834ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 2 ms.
Support contains 24 out of 211 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 211/211 places, 1889/1889 transitions.
Drop transitions removed 39 transitions
Reduce isomorphic transitions removed 39 transitions.
Iterating post reduction 0 with 39 rules applied. Total rules applied 39 place count 211 transition count 1850
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -80
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 59 place count 201 transition count 1930
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 67 place count 201 transition count 1922
Drop transitions removed 130 transitions
Redundant transition composition rules discarded 130 transitions
Iterating global reduction 2 with 130 rules applied. Total rules applied 197 place count 201 transition count 1792
Free-agglomeration rule applied 48 times with reduction of 12 identical transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 245 place count 201 transition count 1732
Reduce places removed 48 places and 0 transitions.
Drop transitions removed 60 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 118 transitions.
Iterating post reduction 2 with 166 rules applied. Total rules applied 411 place count 153 transition count 1614
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 418 place count 146 transition count 1567
Iterating global reduction 3 with 7 rules applied. Total rules applied 425 place count 146 transition count 1567
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 427 place count 146 transition count 1565
Drop transitions removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 4 with 61 rules applied. Total rules applied 488 place count 146 transition count 1504
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 490 place count 146 transition count 1504
Applied a total of 490 rules in 274 ms. Remains 146 /211 variables (removed 65) and now considering 1504/1889 (removed 385) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 275 ms. Remains : 146/211 places, 1504/1889 transitions.
Incomplete random walk after 10000 steps, including 263 resets, run finished after 416 ms. (steps per millisecond=24 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 27 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :3
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-08 13:06:52] [INFO ] Flow matrix only has 1304 transitions (discarded 200 similar events)
// Phase 1: matrix 1304 rows 146 cols
[2023-03-08 13:06:52] [INFO ] Computed 16 place invariants in 7 ms
[2023-03-08 13:06:52] [INFO ] After 51ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-08 13:06:52] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 6 ms returned sat
[2023-03-08 13:06:52] [INFO ] After 481ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-08 13:06:52] [INFO ] State equation strengthened by 158 read => feed constraints.
[2023-03-08 13:06:53] [INFO ] After 205ms SMT Verify possible using 158 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-08 13:06:53] [INFO ] After 464ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 190 ms.
[2023-03-08 13:06:53] [INFO ] After 1214ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 32 ms.
Support contains 24 out of 146 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 1504/1504 transitions.
Applied a total of 0 rules in 39 ms. Remains 146 /146 variables (removed 0) and now considering 1504/1504 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 146/146 places, 1504/1504 transitions.
Incomplete random walk after 10000 steps, including 271 resets, run finished after 556 ms. (steps per millisecond=17 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 30 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 310677 steps, run timeout after 3001 ms. (steps per millisecond=103 ) properties seen :{}
Probabilistic random walk after 310677 steps, saw 44304 distinct states, run finished after 3001 ms. (steps per millisecond=103 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-08 13:06:57] [INFO ] Flow matrix only has 1304 transitions (discarded 200 similar events)
[2023-03-08 13:06:57] [INFO ] Invariant cache hit.
[2023-03-08 13:06:57] [INFO ] After 66ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-08 13:06:57] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 8 ms returned sat
[2023-03-08 13:06:58] [INFO ] After 735ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-08 13:06:58] [INFO ] State equation strengthened by 158 read => feed constraints.
[2023-03-08 13:06:58] [INFO ] After 296ms SMT Verify possible using 158 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-08 13:06:59] [INFO ] After 631ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 221 ms.
[2023-03-08 13:06:59] [INFO ] After 1694ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 32 ms.
Support contains 24 out of 146 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 1504/1504 transitions.
Applied a total of 0 rules in 39 ms. Remains 146 /146 variables (removed 0) and now considering 1504/1504 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 146/146 places, 1504/1504 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 1504/1504 transitions.
Applied a total of 0 rules in 39 ms. Remains 146 /146 variables (removed 0) and now considering 1504/1504 (removed 0) transitions.
[2023-03-08 13:06:59] [INFO ] Flow matrix only has 1304 transitions (discarded 200 similar events)
[2023-03-08 13:06:59] [INFO ] Invariant cache hit.
[2023-03-08 13:07:00] [INFO ] Implicit Places using invariants in 807 ms returned []
[2023-03-08 13:07:00] [INFO ] Flow matrix only has 1304 transitions (discarded 200 similar events)
[2023-03-08 13:07:00] [INFO ] Invariant cache hit.
[2023-03-08 13:07:00] [INFO ] State equation strengthened by 158 read => feed constraints.
[2023-03-08 13:07:02] [INFO ] Implicit Places using invariants and state equation in 1884 ms returned []
Implicit Place search using SMT with State Equation took 2692 ms to find 0 implicit places.
[2023-03-08 13:07:02] [INFO ] Redundant transitions in 449 ms returned []
[2023-03-08 13:07:02] [INFO ] Flow matrix only has 1304 transitions (discarded 200 similar events)
[2023-03-08 13:07:02] [INFO ] Invariant cache hit.
[2023-03-08 13:07:04] [INFO ] Dead Transitions using invariants and state equation in 1534 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4723 ms. Remains : 146/146 places, 1504/1504 transitions.
Graph (trivial) has 108 edges and 146 vertex of which 32 / 146 are part of one of the 4 SCC in 0 ms
Free SCC test removed 28 places
Drop transitions removed 48 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 248 transitions.
Drop transitions removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 118 transition count 1247
Reduce places removed 9 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 11 rules applied. Total rules applied 21 place count 109 transition count 1245
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 24 place count 107 transition count 1244
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 8 Pre rules applied. Total rules applied 24 place count 107 transition count 1236
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 40 place count 99 transition count 1236
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 43 place count 96 transition count 1233
Iterating global reduction 3 with 3 rules applied. Total rules applied 46 place count 96 transition count 1233
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 49 place count 93 transition count 1215
Iterating global reduction 3 with 3 rules applied. Total rules applied 52 place count 93 transition count 1215
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 3 with 42 rules applied. Total rules applied 94 place count 93 transition count 1173
Performed 7 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 108 place count 86 transition count 1164
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 114 place count 86 transition count 1158
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 120 place count 83 transition count 1173
Drop transitions removed 35 transitions
Redundant transition composition rules discarded 35 transitions
Iterating global reduction 5 with 35 rules applied. Total rules applied 155 place count 83 transition count 1138
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 3 Pre rules applied. Total rules applied 155 place count 83 transition count 1135
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 161 place count 80 transition count 1135
Free-agglomeration rule applied 2 times.
Iterating global reduction 5 with 2 rules applied. Total rules applied 163 place count 80 transition count 1133
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 165 place count 78 transition count 1133
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 166 place count 78 transition count 1133
Applied a total of 166 rules in 159 ms. Remains 78 /146 variables (removed 68) and now considering 1133/1504 (removed 371) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 1133 rows 78 cols
[2023-03-08 13:07:04] [INFO ] Computed 20 place invariants in 11 ms
[2023-03-08 13:07:04] [INFO ] After 56ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-08 13:07:04] [INFO ] [Nat]Absence check using 0 positive and 20 generalized place invariants in 8 ms returned sat
[2023-03-08 13:07:05] [INFO ] After 598ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-08 13:07:05] [INFO ] After 798ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 130 ms.
[2023-03-08 13:07:05] [INFO ] After 1001ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 p1))), (X (NOT p2)), (X p0), (X (NOT (AND (NOT p1) p2))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p2))), (X (X p0)), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p2), (F (AND (NOT p1) p2)), (F (AND p0 (NOT p1) p2)), (F (NOT p0)), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 18 factoid took 1305 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter sensitive) to 3 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Stuttering acceptance computed with spot in 157 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p0) p2 p1), (OR p2 (AND p0 p1)), (OR p2 p1)]
Product exploration explored 100000 steps with 2887 reset in 996 ms.
Product exploration explored 100000 steps with 2876 reset in 846 ms.
Support contains 24 out of 211 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 211/211 places, 1889/1889 transitions.
Applied a total of 0 rules in 8 ms. Remains 211 /211 variables (removed 0) and now considering 1889/1889 (removed 0) transitions.
[2023-03-08 13:07:09] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
// Phase 1: matrix 1706 rows 211 cols
[2023-03-08 13:07:09] [INFO ] Computed 16 place invariants in 16 ms
[2023-03-08 13:07:10] [INFO ] Implicit Places using invariants in 910 ms returned []
[2023-03-08 13:07:10] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
[2023-03-08 13:07:10] [INFO ] Invariant cache hit.
[2023-03-08 13:07:11] [INFO ] State equation strengthened by 228 read => feed constraints.
[2023-03-08 13:07:12] [INFO ] Implicit Places using invariants and state equation in 2653 ms returned []
Implicit Place search using SMT with State Equation took 3569 ms to find 0 implicit places.
[2023-03-08 13:07:12] [INFO ] Flow matrix only has 1706 transitions (discarded 183 similar events)
[2023-03-08 13:07:12] [INFO ] Invariant cache hit.
[2023-03-08 13:07:14] [INFO ] Dead Transitions using invariants and state equation in 1793 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5375 ms. Remains : 211/211 places, 1889/1889 transitions.
Treatment of property CloudDeployment-PT-5b-LTLFireability-04 finished in 65341 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(X(G((X(p2)||p1))))))))'
Found a Lengthening insensitive property : CloudDeployment-PT-5b-LTLFireability-05
Stuttering acceptance computed with spot in 275 ms :[true, (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Support contains 9 out of 956 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 956/956 places, 2549/2549 transitions.
Graph (trivial) has 973 edges and 956 vertex of which 341 / 956 are part of one of the 38 SCC in 1 ms
Free SCC test removed 303 places
Ensure Unique test removed 347 transitions
Reduce isomorphic transitions removed 347 transitions.
Graph (complete) has 2522 edges and 653 vertex of which 625 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.4 ms
Discarding 28 places :
Also discarding 1025 output transitions
Drop transitions removed 1025 transitions
Drop transitions removed 263 transitions
Trivial Post-agglo rules discarded 263 transitions
Performed 263 trivial Post agglomeration. Transition count delta: 263
Iterating post reduction 0 with 263 rules applied. Total rules applied 265 place count 625 transition count 914
Reduce places removed 263 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 266 rules applied. Total rules applied 531 place count 362 transition count 911
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 533 place count 360 transition count 911
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 48 Pre rules applied. Total rules applied 533 place count 360 transition count 863
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 3 with 96 rules applied. Total rules applied 629 place count 312 transition count 863
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 635 place count 306 transition count 857
Iterating global reduction 3 with 6 rules applied. Total rules applied 641 place count 306 transition count 857
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 642 place count 306 transition count 856
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 642 place count 306 transition count 854
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 646 place count 304 transition count 854
Performed 95 Post agglomeration using F-continuation condition.Transition count delta: 95
Deduced a syphon composed of 95 places in 1 ms
Reduce places removed 95 places and 0 transitions.
Iterating global reduction 4 with 190 rules applied. Total rules applied 836 place count 209 transition count 759
Performed 26 Post agglomeration using F-continuation condition with reduction of 56 identical transitions.
Deduced a syphon composed of 26 places in 1 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 4 with 52 rules applied. Total rules applied 888 place count 183 transition count 848
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 889 place count 183 transition count 847
Applied a total of 889 rules in 106 ms. Remains 183 /956 variables (removed 773) and now considering 847/2549 (removed 1702) transitions.
[2023-03-08 13:07:15] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
// Phase 1: matrix 685 rows 183 cols
[2023-03-08 13:07:15] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-08 13:07:15] [INFO ] Implicit Places using invariants in 221 ms returned []
[2023-03-08 13:07:15] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
[2023-03-08 13:07:15] [INFO ] Invariant cache hit.
[2023-03-08 13:07:15] [INFO ] State equation strengthened by 216 read => feed constraints.
[2023-03-08 13:07:16] [INFO ] Implicit Places using invariants and state equation in 1025 ms returned []
Implicit Place search using SMT with State Equation took 1254 ms to find 0 implicit places.
[2023-03-08 13:07:16] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
[2023-03-08 13:07:16] [INFO ] Invariant cache hit.
[2023-03-08 13:07:17] [INFO ] Dead Transitions using invariants and state equation in 710 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 183/956 places, 847/2549 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 2084 ms. Remains : 183/956 places, 847/2549 transitions.
Running random walk in product with property : CloudDeployment-PT-5b-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 4}, { cond=(NOT p1), acceptance={} source=4 dest: 5}], [{ cond=(NOT p2), acceptance={} source=5 dest: 0}, { cond=(AND p1 p2), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p1) p2), acceptance={} source=5 dest: 5}]], initial=2, aps=[p0:(AND (OR (EQ s31 0) (EQ s34 0) (EQ s58 0) (EQ s159 0)) (OR (EQ s91 0) (EQ s97 0) (EQ s116 0) (EQ s170 0) (EQ s181 0))), p1:(OR (EQ s91 0) (EQ s97 0) (E...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 2867 reset in 698 ms.
Product exploration explored 100000 steps with 2853 reset in 667 ms.
Computed a total of 50 stabilizing places and 509 stable transitions
Computed a total of 50 stabilizing places and 509 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 164 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 229 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 291 resets, run finished after 434 ms. (steps per millisecond=23 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 13 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 429743 steps, run timeout after 3001 ms. (steps per millisecond=143 ) properties seen :{}
Probabilistic random walk after 429743 steps, saw 62484 distinct states, run finished after 3001 ms. (steps per millisecond=143 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-08 13:07:22] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
[2023-03-08 13:07:22] [INFO ] Invariant cache hit.
[2023-03-08 13:07:22] [INFO ] After 63ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-08 13:07:22] [INFO ] [Nat]Absence check using 0 positive and 5 generalized place invariants in 3 ms returned sat
[2023-03-08 13:07:23] [INFO ] After 629ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-08 13:07:23] [INFO ] State equation strengthened by 216 read => feed constraints.
[2023-03-08 13:07:23] [INFO ] After 431ms SMT Verify possible using 216 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-08 13:07:24] [INFO ] After 922ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 370 ms.
[2023-03-08 13:07:24] [INFO ] After 2016ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 2 ms.
Support contains 9 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 847/847 transitions.
Drop transitions removed 65 transitions
Reduce isomorphic transitions removed 65 transitions.
Iterating post reduction 0 with 65 rules applied. Total rules applied 65 place count 183 transition count 782
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: -132
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 28 rules applied. Total rules applied 93 place count 169 transition count 914
Drop transitions removed 11 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 120 place count 169 transition count 887
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 122 place count 168 transition count 904
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 125 place count 168 transition count 901
Drop transitions removed 133 transitions
Redundant transition composition rules discarded 133 transitions
Iterating global reduction 3 with 133 rules applied. Total rules applied 258 place count 168 transition count 768
Free-agglomeration rule applied 43 times with reduction of 12 identical transitions.
Iterating global reduction 3 with 43 rules applied. Total rules applied 301 place count 168 transition count 713
Reduce places removed 43 places and 0 transitions.
Drop transitions removed 60 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 118 transitions.
Iterating post reduction 3 with 161 rules applied. Total rules applied 462 place count 125 transition count 595
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 469 place count 118 transition count 548
Iterating global reduction 4 with 7 rules applied. Total rules applied 476 place count 118 transition count 548
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 478 place count 118 transition count 546
Drop transitions removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 5 with 61 rules applied. Total rules applied 539 place count 118 transition count 485
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 543 place count 118 transition count 485
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 5 with 3 rules applied. Total rules applied 546 place count 118 transition count 482
Applied a total of 546 rules in 130 ms. Remains 118 /183 variables (removed 65) and now considering 482/847 (removed 365) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131 ms. Remains : 118/183 places, 482/847 transitions.
Incomplete random walk after 10000 steps, including 197 resets, run finished after 216 ms. (steps per millisecond=46 ) properties (out of 5) seen :3
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 13:07:25] [INFO ] Flow matrix only has 282 transitions (discarded 200 similar events)
// Phase 1: matrix 282 rows 118 cols
[2023-03-08 13:07:25] [INFO ] Computed 13 place invariants in 2 ms
[2023-03-08 13:07:25] [INFO ] After 60ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:07:25] [INFO ] [Nat]Absence check using 0 positive and 13 generalized place invariants in 7 ms returned sat
[2023-03-08 13:07:25] [INFO ] After 172ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:25] [INFO ] State equation strengthened by 146 read => feed constraints.
[2023-03-08 13:07:25] [INFO ] After 79ms SMT Verify possible using 146 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:25] [INFO ] After 145ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 54 ms.
[2023-03-08 13:07:25] [INFO ] After 453ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 3 ms.
Support contains 9 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 482/482 transitions.
Applied a total of 0 rules in 7 ms. Remains 118 /118 variables (removed 0) and now considering 482/482 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 118/118 places, 482/482 transitions.
Incomplete random walk after 10000 steps, including 196 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 676352 steps, run timeout after 3001 ms. (steps per millisecond=225 ) properties seen :{}
Probabilistic random walk after 676352 steps, saw 88455 distinct states, run finished after 3001 ms. (steps per millisecond=225 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-08 13:07:28] [INFO ] Flow matrix only has 282 transitions (discarded 200 similar events)
[2023-03-08 13:07:28] [INFO ] Invariant cache hit.
[2023-03-08 13:07:28] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:07:29] [INFO ] [Nat]Absence check using 0 positive and 13 generalized place invariants in 5 ms returned sat
[2023-03-08 13:07:29] [INFO ] After 136ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:29] [INFO ] State equation strengthened by 146 read => feed constraints.
[2023-03-08 13:07:29] [INFO ] After 74ms SMT Verify possible using 146 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:29] [INFO ] After 137ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 52 ms.
[2023-03-08 13:07:29] [INFO ] After 378ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 3 ms.
Support contains 9 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 482/482 transitions.
Applied a total of 0 rules in 8 ms. Remains 118 /118 variables (removed 0) and now considering 482/482 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 118/118 places, 482/482 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 482/482 transitions.
Applied a total of 0 rules in 7 ms. Remains 118 /118 variables (removed 0) and now considering 482/482 (removed 0) transitions.
[2023-03-08 13:07:29] [INFO ] Flow matrix only has 282 transitions (discarded 200 similar events)
[2023-03-08 13:07:29] [INFO ] Invariant cache hit.
[2023-03-08 13:07:29] [INFO ] Implicit Places using invariants in 115 ms returned []
[2023-03-08 13:07:29] [INFO ] Flow matrix only has 282 transitions (discarded 200 similar events)
[2023-03-08 13:07:29] [INFO ] Invariant cache hit.
[2023-03-08 13:07:29] [INFO ] State equation strengthened by 146 read => feed constraints.
[2023-03-08 13:07:29] [INFO ] Implicit Places using invariants and state equation in 401 ms returned []
Implicit Place search using SMT with State Equation took 518 ms to find 0 implicit places.
[2023-03-08 13:07:30] [INFO ] Redundant transitions in 410 ms returned []
[2023-03-08 13:07:30] [INFO ] Flow matrix only has 282 transitions (discarded 200 similar events)
[2023-03-08 13:07:30] [INFO ] Invariant cache hit.
[2023-03-08 13:07:30] [INFO ] Dead Transitions using invariants and state equation in 501 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1444 ms. Remains : 118/118 places, 482/482 transitions.
Graph (trivial) has 95 edges and 118 vertex of which 32 / 118 are part of one of the 4 SCC in 0 ms
Free SCC test removed 28 places
Drop transitions removed 49 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 249 transitions.
Ensure Unique test removed 5 places
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 85 transition count 228
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6 rules applied. Total rules applied 17 place count 80 transition count 227
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 19 place count 79 transition count 226
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 19 place count 79 transition count 217
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 37 place count 70 transition count 217
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 40 place count 67 transition count 214
Iterating global reduction 3 with 3 rules applied. Total rules applied 43 place count 67 transition count 214
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 45 place count 65 transition count 212
Iterating global reduction 3 with 2 rules applied. Total rules applied 47 place count 65 transition count 212
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 48 place count 64 transition count 206
Iterating global reduction 3 with 1 rules applied. Total rules applied 49 place count 64 transition count 206
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 3 with 17 rules applied. Total rules applied 66 place count 64 transition count 189
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 80 place count 57 transition count 182
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 87 place count 57 transition count 175
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 88 place count 56 transition count 174
Iterating global reduction 5 with 1 rules applied. Total rules applied 89 place count 56 transition count 174
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 90 place count 55 transition count 168
Iterating global reduction 5 with 1 rules applied. Total rules applied 91 place count 55 transition count 168
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 5 with 17 rules applied. Total rules applied 108 place count 55 transition count 151
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 114 place count 52 transition count 169
Drop transitions removed 46 transitions
Redundant transition composition rules discarded 46 transitions
Iterating global reduction 6 with 46 rules applied. Total rules applied 160 place count 52 transition count 123
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 162 place count 50 transition count 118
Iterating global reduction 6 with 2 rules applied. Total rules applied 164 place count 50 transition count 118
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 165 place count 50 transition count 117
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 7 with 8 rules applied. Total rules applied 173 place count 46 transition count 113
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 175 place count 44 transition count 97
Iterating global reduction 7 with 2 rules applied. Total rules applied 177 place count 44 transition count 97
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 178 place count 44 transition count 97
Applied a total of 178 rules in 28 ms. Remains 44 /118 variables (removed 74) and now considering 97/482 (removed 385) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 97 rows 44 cols
[2023-03-08 13:07:30] [INFO ] Computed 10 place invariants in 0 ms
[2023-03-08 13:07:30] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:07:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-08 13:07:30] [INFO ] [Nat]Absence check using 2 positive and 8 generalized place invariants in 3 ms returned sat
[2023-03-08 13:07:30] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:30] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-08 13:07:31] [INFO ] After 30ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:31] [INFO ] After 64ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 28 ms.
[2023-03-08 13:07:31] [INFO ] After 201ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND p0 p1 p2), (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p2)), (F (NOT (AND p2 p1)))]
Knowledge based reduction with 4 factoid took 306 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 262 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 279 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Support contains 9 out of 183 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 183/183 places, 847/847 transitions.
Applied a total of 0 rules in 3 ms. Remains 183 /183 variables (removed 0) and now considering 847/847 (removed 0) transitions.
[2023-03-08 13:07:31] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
// Phase 1: matrix 685 rows 183 cols
[2023-03-08 13:07:31] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-08 13:07:32] [INFO ] Implicit Places using invariants in 210 ms returned []
[2023-03-08 13:07:32] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
[2023-03-08 13:07:32] [INFO ] Invariant cache hit.
[2023-03-08 13:07:32] [INFO ] State equation strengthened by 216 read => feed constraints.
[2023-03-08 13:07:33] [INFO ] Implicit Places using invariants and state equation in 964 ms returned []
Implicit Place search using SMT with State Equation took 1189 ms to find 0 implicit places.
[2023-03-08 13:07:33] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
[2023-03-08 13:07:33] [INFO ] Invariant cache hit.
[2023-03-08 13:07:33] [INFO ] Dead Transitions using invariants and state equation in 842 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2035 ms. Remains : 183/183 places, 847/847 transitions.
Computed a total of 50 stabilizing places and 509 stable transitions
Computed a total of 50 stabilizing places and 509 stable transitions
Knowledge obtained : [(AND p2 p1 p0), (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 202 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 248 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 293 resets, run finished after 455 ms. (steps per millisecond=21 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 16 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 410825 steps, run timeout after 3001 ms. (steps per millisecond=136 ) properties seen :{}
Probabilistic random walk after 410825 steps, saw 59351 distinct states, run finished after 3001 ms. (steps per millisecond=136 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-08 13:07:38] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
[2023-03-08 13:07:38] [INFO ] Invariant cache hit.
[2023-03-08 13:07:38] [INFO ] After 60ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-08 13:07:38] [INFO ] [Nat]Absence check using 0 positive and 5 generalized place invariants in 3 ms returned sat
[2023-03-08 13:07:38] [INFO ] After 502ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-08 13:07:38] [INFO ] State equation strengthened by 216 read => feed constraints.
[2023-03-08 13:07:39] [INFO ] After 428ms SMT Verify possible using 216 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-08 13:07:39] [INFO ] After 917ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 373 ms.
[2023-03-08 13:07:40] [INFO ] After 1889ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 1 ms.
Support contains 9 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 847/847 transitions.
Drop transitions removed 65 transitions
Reduce isomorphic transitions removed 65 transitions.
Iterating post reduction 0 with 65 rules applied. Total rules applied 65 place count 183 transition count 782
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: -132
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 1 with 28 rules applied. Total rules applied 93 place count 169 transition count 914
Drop transitions removed 11 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 120 place count 169 transition count 887
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -17
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 122 place count 168 transition count 904
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 125 place count 168 transition count 901
Drop transitions removed 133 transitions
Redundant transition composition rules discarded 133 transitions
Iterating global reduction 3 with 133 rules applied. Total rules applied 258 place count 168 transition count 768
Free-agglomeration rule applied 43 times with reduction of 12 identical transitions.
Iterating global reduction 3 with 43 rules applied. Total rules applied 301 place count 168 transition count 713
Reduce places removed 43 places and 0 transitions.
Drop transitions removed 60 transitions
Ensure Unique test removed 58 transitions
Reduce isomorphic transitions removed 118 transitions.
Iterating post reduction 3 with 161 rules applied. Total rules applied 462 place count 125 transition count 595
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 469 place count 118 transition count 548
Iterating global reduction 4 with 7 rules applied. Total rules applied 476 place count 118 transition count 548
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 478 place count 118 transition count 546
Drop transitions removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 5 with 61 rules applied. Total rules applied 539 place count 118 transition count 485
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 543 place count 118 transition count 485
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 5 with 3 rules applied. Total rules applied 546 place count 118 transition count 482
Applied a total of 546 rules in 129 ms. Remains 118 /183 variables (removed 65) and now considering 482/847 (removed 365) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 130 ms. Remains : 118/183 places, 482/847 transitions.
Incomplete random walk after 10000 steps, including 200 resets, run finished after 291 ms. (steps per millisecond=34 ) properties (out of 5) seen :3
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 13:07:40] [INFO ] Flow matrix only has 282 transitions (discarded 200 similar events)
// Phase 1: matrix 282 rows 118 cols
[2023-03-08 13:07:40] [INFO ] Computed 13 place invariants in 1 ms
[2023-03-08 13:07:40] [INFO ] After 52ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:07:40] [INFO ] [Nat]Absence check using 0 positive and 13 generalized place invariants in 8 ms returned sat
[2023-03-08 13:07:40] [INFO ] After 217ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:40] [INFO ] State equation strengthened by 146 read => feed constraints.
[2023-03-08 13:07:40] [INFO ] After 124ms SMT Verify possible using 146 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:41] [INFO ] After 224ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 81 ms.
[2023-03-08 13:07:41] [INFO ] After 601ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 5 ms.
Support contains 9 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 482/482 transitions.
Applied a total of 0 rules in 11 ms. Remains 118 /118 variables (removed 0) and now considering 482/482 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 118/118 places, 482/482 transitions.
Incomplete random walk after 10000 steps, including 195 resets, run finished after 196 ms. (steps per millisecond=51 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 678498 steps, run timeout after 3001 ms. (steps per millisecond=226 ) properties seen :{}
Probabilistic random walk after 678498 steps, saw 88747 distinct states, run finished after 3001 ms. (steps per millisecond=226 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-08 13:07:44] [INFO ] Flow matrix only has 282 transitions (discarded 200 similar events)
[2023-03-08 13:07:44] [INFO ] Invariant cache hit.
[2023-03-08 13:07:44] [INFO ] After 37ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:07:44] [INFO ] [Nat]Absence check using 0 positive and 13 generalized place invariants in 9 ms returned sat
[2023-03-08 13:07:44] [INFO ] After 208ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:44] [INFO ] State equation strengthened by 146 read => feed constraints.
[2023-03-08 13:07:44] [INFO ] After 116ms SMT Verify possible using 146 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:44] [INFO ] After 209ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 81 ms.
[2023-03-08 13:07:45] [INFO ] After 576ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 5 ms.
Support contains 9 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 482/482 transitions.
Applied a total of 0 rules in 12 ms. Remains 118 /118 variables (removed 0) and now considering 482/482 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 118/118 places, 482/482 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 482/482 transitions.
Applied a total of 0 rules in 12 ms. Remains 118 /118 variables (removed 0) and now considering 482/482 (removed 0) transitions.
[2023-03-08 13:07:45] [INFO ] Flow matrix only has 282 transitions (discarded 200 similar events)
[2023-03-08 13:07:45] [INFO ] Invariant cache hit.
[2023-03-08 13:07:45] [INFO ] Implicit Places using invariants in 186 ms returned []
[2023-03-08 13:07:45] [INFO ] Flow matrix only has 282 transitions (discarded 200 similar events)
[2023-03-08 13:07:45] [INFO ] Invariant cache hit.
[2023-03-08 13:07:45] [INFO ] State equation strengthened by 146 read => feed constraints.
[2023-03-08 13:07:45] [INFO ] Implicit Places using invariants and state equation in 500 ms returned []
Implicit Place search using SMT with State Equation took 688 ms to find 0 implicit places.
[2023-03-08 13:07:46] [INFO ] Redundant transitions in 442 ms returned []
[2023-03-08 13:07:46] [INFO ] Flow matrix only has 282 transitions (discarded 200 similar events)
[2023-03-08 13:07:46] [INFO ] Invariant cache hit.
[2023-03-08 13:07:46] [INFO ] Dead Transitions using invariants and state equation in 491 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1647 ms. Remains : 118/118 places, 482/482 transitions.
Graph (trivial) has 95 edges and 118 vertex of which 32 / 118 are part of one of the 4 SCC in 0 ms
Free SCC test removed 28 places
Drop transitions removed 49 transitions
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 249 transitions.
Ensure Unique test removed 5 places
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 85 transition count 228
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6 rules applied. Total rules applied 17 place count 80 transition count 227
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 19 place count 79 transition count 226
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 19 place count 79 transition count 217
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 37 place count 70 transition count 217
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 40 place count 67 transition count 214
Iterating global reduction 3 with 3 rules applied. Total rules applied 43 place count 67 transition count 214
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 45 place count 65 transition count 212
Iterating global reduction 3 with 2 rules applied. Total rules applied 47 place count 65 transition count 212
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 48 place count 64 transition count 206
Iterating global reduction 3 with 1 rules applied. Total rules applied 49 place count 64 transition count 206
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 3 with 17 rules applied. Total rules applied 66 place count 64 transition count 189
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 80 place count 57 transition count 182
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 87 place count 57 transition count 175
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 88 place count 56 transition count 174
Iterating global reduction 5 with 1 rules applied. Total rules applied 89 place count 56 transition count 174
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 90 place count 55 transition count 168
Iterating global reduction 5 with 1 rules applied. Total rules applied 91 place count 55 transition count 168
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 5 with 17 rules applied. Total rules applied 108 place count 55 transition count 151
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 114 place count 52 transition count 169
Drop transitions removed 46 transitions
Redundant transition composition rules discarded 46 transitions
Iterating global reduction 6 with 46 rules applied. Total rules applied 160 place count 52 transition count 123
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 162 place count 50 transition count 118
Iterating global reduction 6 with 2 rules applied. Total rules applied 164 place count 50 transition count 118
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 165 place count 50 transition count 117
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 7 with 8 rules applied. Total rules applied 173 place count 46 transition count 113
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 175 place count 44 transition count 97
Iterating global reduction 7 with 2 rules applied. Total rules applied 177 place count 44 transition count 97
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 178 place count 44 transition count 97
Applied a total of 178 rules in 33 ms. Remains 44 /118 variables (removed 74) and now considering 97/482 (removed 385) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 97 rows 44 cols
[2023-03-08 13:07:46] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-08 13:07:46] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 13:07:46] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-08 13:07:46] [INFO ] [Nat]Absence check using 2 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-08 13:07:46] [INFO ] After 80ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:46] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-08 13:07:46] [INFO ] After 33ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 13:07:46] [INFO ] After 70ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 31 ms.
[2023-03-08 13:07:47] [INFO ] After 231ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND p2 p1 p0), (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p2)), (F (NOT (AND p2 p1)))]
Knowledge based reduction with 4 factoid took 321 ms. Reduced automaton from 6 states, 10 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 281 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 271 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 271 ms :[true, (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 2836 reset in 791 ms.
Product exploration explored 100000 steps with 2852 reset in 828 ms.
Support contains 9 out of 183 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 183/183 places, 847/847 transitions.
Applied a total of 0 rules in 3 ms. Remains 183 /183 variables (removed 0) and now considering 847/847 (removed 0) transitions.
[2023-03-08 13:07:49] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
// Phase 1: matrix 685 rows 183 cols
[2023-03-08 13:07:49] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-08 13:07:50] [INFO ] Implicit Places using invariants in 249 ms returned []
[2023-03-08 13:07:50] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
[2023-03-08 13:07:50] [INFO ] Invariant cache hit.
[2023-03-08 13:07:50] [INFO ] State equation strengthened by 216 read => feed constraints.
[2023-03-08 13:07:51] [INFO ] Implicit Places using invariants and state equation in 992 ms returned []
Implicit Place search using SMT with State Equation took 1244 ms to find 0 implicit places.
[2023-03-08 13:07:51] [INFO ] Flow matrix only has 685 transitions (discarded 162 similar events)
[2023-03-08 13:07:51] [INFO ] Invariant cache hit.
[2023-03-08 13:07:52] [INFO ] Dead Transitions using invariants and state equation in 830 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2078 ms. Remains : 183/183 places, 847/847 transitions.
Treatment of property CloudDeployment-PT-5b-LTLFireability-05 finished in 37332 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0&&X((p0 U (X(p1)||G(p0))))))))'
[2023-03-08 13:07:52] [INFO ] Flatten gal took : 473 ms
[2023-03-08 13:07:52] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 4 ms.
[2023-03-08 13:07:52] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 956 places, 2549 transitions and 23543 arcs took 53 ms.
Total runtime 293006 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT CloudDeployment-PT-5b
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/373
LTLFireability

BK_STOP 1678281556744

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
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lola: reading net from /home/mcc/execution/373/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/373/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/373/LTLFireability.xml
lola: Created skeleton in 0.000000 secs.
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lola: LAUNCH task # 7 (type EXCL) for 6 CloudDeployment-PT-5b-LTLFireability-09
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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-5b"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
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 2-5348"
echo " Executing tool lolaxred"
echo " Input is CloudDeployment-PT-5b, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r071-smll-167814398000420"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-5b.tgz
mv CloudDeployment-PT-5b execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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