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.r329-tall-167889202600876.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)
............................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RingSingleMessageInMbox-PT-d1m160, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889202600876
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.2M
-rw-r--r-- 1 mcc users 6.8K Feb 26 05:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 26 05:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 26 05:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 05:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 05:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K Feb 26 05:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 26 05:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 05:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 5.8M Mar 5 18:23 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 RingSingleMessageInMbox-PT-d1m160-LTLFireability-00
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-01
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-02
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-03
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-04
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-05
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-06
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-07
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-08
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-09
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-10
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-11
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-12
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-13
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-14
FORMULA_NAME RingSingleMessageInMbox-PT-d1m160-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679183586012

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=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RingSingleMessageInMbox-PT-d1m160
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-18 23:53:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-18 23:53:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 23:53:07] [INFO ] Load time of PNML (sax parser for PT used): 435 ms
[2023-03-18 23:53:07] [INFO ] Transformed 6690 places.
[2023-03-18 23:53:08] [INFO ] Transformed 11934 transitions.
[2023-03-18 23:53:08] [INFO ] Parsed PT model containing 6690 places and 11934 transitions and 47736 arcs in 611 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 4305 places in 31 ms
Reduce places removed 4305 places and 0 transitions.
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 29 out of 2385 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2385/2385 places, 11934/11934 transitions.
Reduce places removed 17 places and 0 transitions.
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 0 with 119 rules applied. Total rules applied 119 place count 2368 transition count 11832
Discarding 1086 places :
Symmetric choice reduction at 1 with 1086 rule applications. Total rules 1205 place count 1282 transition count 6522
Iterating global reduction 1 with 1086 rules applied. Total rules applied 2291 place count 1282 transition count 6522
Ensure Unique test removed 232 transitions
Reduce isomorphic transitions removed 232 transitions.
Iterating post reduction 1 with 232 rules applied. Total rules applied 2523 place count 1282 transition count 6290
Discarding 919 places :
Symmetric choice reduction at 2 with 919 rule applications. Total rules 3442 place count 363 transition count 5371
Iterating global reduction 2 with 919 rules applied. Total rules applied 4361 place count 363 transition count 5371
Ensure Unique test removed 4208 transitions
Reduce isomorphic transitions removed 4208 transitions.
Iterating post reduction 2 with 4208 rules applied. Total rules applied 8569 place count 363 transition count 1163
Discarding 70 places :
Symmetric choice reduction at 3 with 70 rule applications. Total rules 8639 place count 293 transition count 1093
Iterating global reduction 3 with 70 rules applied. Total rules applied 8709 place count 293 transition count 1093
Ensure Unique test removed 206 transitions
Reduce isomorphic transitions removed 206 transitions.
Iterating post reduction 3 with 206 rules applied. Total rules applied 8915 place count 293 transition count 887
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 8923 place count 285 transition count 879
Iterating global reduction 4 with 8 rules applied. Total rules applied 8931 place count 285 transition count 879
Applied a total of 8931 rules in 423 ms. Remains 285 /2385 variables (removed 2100) and now considering 879/11934 (removed 11055) transitions.
// Phase 1: matrix 879 rows 285 cols
[2023-03-18 23:53:08] [INFO ] Computed 3 place invariants in 30 ms
[2023-03-18 23:53:09] [INFO ] Implicit Places using invariants in 343 ms returned []
[2023-03-18 23:53:09] [INFO ] Invariant cache hit.
[2023-03-18 23:53:09] [INFO ] State equation strengthened by 621 read => feed constraints.
[2023-03-18 23:53:10] [INFO ] Implicit Places using invariants and state equation in 1707 ms returned []
Implicit Place search using SMT with State Equation took 2075 ms to find 0 implicit places.
[2023-03-18 23:53:10] [INFO ] Invariant cache hit.
[2023-03-18 23:53:11] [INFO ] Dead Transitions using invariants and state equation in 263 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 285/2385 places, 879/11934 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2763 ms. Remains : 285/2385 places, 879/11934 transitions.
Support contains 29 out of 285 places after structural reductions.
[2023-03-18 23:53:11] [INFO ] Flatten gal took : 82 ms
[2023-03-18 23:53:11] [INFO ] Flatten gal took : 47 ms
[2023-03-18 23:53:11] [INFO ] Input system was already deterministic with 879 transitions.
Incomplete random walk after 10000 steps, including 1695 resets, run finished after 483 ms. (steps per millisecond=20 ) properties (out of 29) seen :26
Incomplete Best-First random walk after 10001 steps, including 259 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 204 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 311 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-18 23:53:12] [INFO ] Invariant cache hit.
[2023-03-18 23:53:12] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 23:53:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 23:53:12] [INFO ] After 286ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0
Fused 3 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 3 atomic propositions for a total of 12 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 68 stabilizing places and 404 stable transitions
Graph (complete) has 1469 edges and 285 vertex of which 284 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.13 ms
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-13 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' '!(X(X(!p0)))'
Support contains 2 out of 285 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 285/285 places, 879/879 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 261 transition count 461
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 261 transition count 461
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 60 place count 261 transition count 449
Discarding 19 places :
Symmetric choice reduction at 1 with 19 rule applications. Total rules 79 place count 242 transition count 430
Iterating global reduction 1 with 19 rules applied. Total rules applied 98 place count 242 transition count 430
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 104 place count 242 transition count 424
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 160 place count 186 transition count 368
Iterating global reduction 2 with 56 rules applied. Total rules applied 216 place count 186 transition count 368
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 288 place count 186 transition count 296
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 290 place count 184 transition count 270
Iterating global reduction 3 with 2 rules applied. Total rules applied 292 place count 184 transition count 270
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 293 place count 183 transition count 269
Iterating global reduction 3 with 1 rules applied. Total rules applied 294 place count 183 transition count 269
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 298 place count 179 transition count 265
Iterating global reduction 3 with 4 rules applied. Total rules applied 302 place count 179 transition count 265
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 314 place count 179 transition count 253
Applied a total of 314 rules in 34 ms. Remains 179 /285 variables (removed 106) and now considering 253/879 (removed 626) transitions.
// Phase 1: matrix 253 rows 179 cols
[2023-03-18 23:53:12] [INFO ] Computed 3 place invariants in 5 ms
[2023-03-18 23:53:12] [INFO ] Implicit Places using invariants in 90 ms returned []
[2023-03-18 23:53:12] [INFO ] Invariant cache hit.
[2023-03-18 23:53:12] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-18 23:53:13] [INFO ] Implicit Places using invariants and state equation in 416 ms returned []
Implicit Place search using SMT with State Equation took 511 ms to find 0 implicit places.
[2023-03-18 23:53:13] [INFO ] Invariant cache hit.
[2023-03-18 23:53:13] [INFO ] Dead Transitions using invariants and state equation in 112 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 179/285 places, 253/879 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 659 ms. Remains : 179/285 places, 253/879 transitions.
Stuttering acceptance computed with spot in 203 ms :[p0, p0, true, p0]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m160-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 1}]], initial=3, aps=[p0:(AND (GEQ s1 1) (GEQ s147 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 306 ms.
Product exploration explored 100000 steps with 33333 reset in 244 ms.
Computed a total of 12 stabilizing places and 43 stable transitions
Graph (complete) has 648 edges and 179 vertex of which 178 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Computed a total of 12 stabilizing places and 43 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT p0)))
Knowledge based reduction with 2 factoid took 54 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RingSingleMessageInMbox-PT-d1m160-LTLFireability-00 finished in 1525 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((F(!p1)||G(!p0)))))))'
Support contains 3 out of 285 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 285/285 places, 879/879 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 262 transition count 476
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 262 transition count 476
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 59 place count 262 transition count 463
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 77 place count 244 transition count 445
Iterating global reduction 1 with 18 rules applied. Total rules applied 95 place count 244 transition count 445
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 102 place count 244 transition count 438
Discarding 52 places :
Symmetric choice reduction at 2 with 52 rule applications. Total rules 154 place count 192 transition count 386
Iterating global reduction 2 with 52 rules applied. Total rules applied 206 place count 192 transition count 386
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 2 with 68 rules applied. Total rules applied 274 place count 192 transition count 318
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 275 place count 191 transition count 305
Iterating global reduction 3 with 1 rules applied. Total rules applied 276 place count 191 transition count 305
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 277 place count 190 transition count 304
Iterating global reduction 3 with 1 rules applied. Total rules applied 278 place count 190 transition count 304
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 282 place count 186 transition count 300
Iterating global reduction 3 with 4 rules applied. Total rules applied 286 place count 186 transition count 300
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 306 place count 186 transition count 280
Applied a total of 306 rules in 62 ms. Remains 186 /285 variables (removed 99) and now considering 280/879 (removed 599) transitions.
// Phase 1: matrix 280 rows 186 cols
[2023-03-18 23:53:14] [INFO ] Computed 3 place invariants in 4 ms
[2023-03-18 23:53:14] [INFO ] Implicit Places using invariants in 91 ms returned []
[2023-03-18 23:53:14] [INFO ] Invariant cache hit.
[2023-03-18 23:53:14] [INFO ] State equation strengthened by 106 read => feed constraints.
[2023-03-18 23:53:14] [INFO ] Implicit Places using invariants and state equation in 532 ms returned []
Implicit Place search using SMT with State Equation took 629 ms to find 0 implicit places.
[2023-03-18 23:53:14] [INFO ] Redundant transitions in 20 ms returned []
[2023-03-18 23:53:14] [INFO ] Invariant cache hit.
[2023-03-18 23:53:15] [INFO ] Dead Transitions using invariants and state equation in 110 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 186/285 places, 280/879 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 830 ms. Remains : 186/285 places, 280/879 transitions.
Stuttering acceptance computed with spot in 170 ms :[p0, p0, (AND p0 p1), (AND p0 p1)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m160-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={0} source=2 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 2}, { cond=(AND p0 p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s153 1)), p1:(AND (GEQ s1 1) (GEQ s154 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 36355 reset in 303 ms.
Product exploration explored 100000 steps with 36407 reset in 259 ms.
Computed a total of 19 stabilizing places and 70 stable transitions
Graph (complete) has 686 edges and 186 vertex of which 185 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Computed a total of 19 stabilizing places and 70 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 277 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 157 ms :[p0, p0, (AND p0 p1), (AND p0 p1)]
Incomplete random walk after 10000 steps, including 1861 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10000 steps, including 313 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 23:53:16] [INFO ] Invariant cache hit.
[2023-03-18 23:53:16] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-18 23:53:16] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 23:53:16] [INFO ] After 99ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (G (NOT (AND p1 p0)))]
False Knowledge obtained : [(F p0), (F (AND p1 (NOT p0)))]
Knowledge based reduction with 8 factoid took 342 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[p0, p0]
Stuttering acceptance computed with spot in 74 ms :[p0, p0]
Support contains 2 out of 186 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 186/186 places, 280/280 transitions.
Applied a total of 0 rules in 12 ms. Remains 186 /186 variables (removed 0) and now considering 280/280 (removed 0) transitions.
[2023-03-18 23:53:16] [INFO ] Invariant cache hit.
[2023-03-18 23:53:16] [INFO ] Implicit Places using invariants in 80 ms returned []
[2023-03-18 23:53:16] [INFO ] Invariant cache hit.
[2023-03-18 23:53:17] [INFO ] State equation strengthened by 106 read => feed constraints.
[2023-03-18 23:53:17] [INFO ] Implicit Places using invariants and state equation in 538 ms returned []
Implicit Place search using SMT with State Equation took 622 ms to find 0 implicit places.
[2023-03-18 23:53:17] [INFO ] Redundant transitions in 13 ms returned []
[2023-03-18 23:53:17] [INFO ] Invariant cache hit.
[2023-03-18 23:53:17] [INFO ] Dead Transitions using invariants and state equation in 103 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 755 ms. Remains : 186/186 places, 280/280 transitions.
Computed a total of 19 stabilizing places and 70 stable transitions
Graph (complete) has 686 edges and 186 vertex of which 185 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 19 stabilizing places and 70 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 90 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 78 ms :[p0, p0]
Finished random walk after 172 steps, including 32 resets, run visited all 1 properties in 2 ms. (steps per millisecond=86 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 125 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 :[p0, p0]
Stuttering acceptance computed with spot in 62 ms :[p0, p0]
Stuttering acceptance computed with spot in 58 ms :[p0, p0]
Product exploration explored 100000 steps with 18524 reset in 184 ms.
Product exploration explored 100000 steps with 18436 reset in 233 ms.
Support contains 2 out of 186 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 186/186 places, 280/280 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 271
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 271
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 184 transition count 270
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 184 transition count 270
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 8 place count 180 transition count 266
Iterating global reduction 0 with 4 rules applied. Total rules applied 12 place count 180 transition count 266
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 16 place count 180 transition count 262
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 17 place count 179 transition count 253
Iterating global reduction 1 with 1 rules applied. Total rules applied 18 place count 179 transition count 253
Applied a total of 18 rules in 40 ms. Remains 179 /186 variables (removed 7) and now considering 253/280 (removed 27) transitions.
// Phase 1: matrix 253 rows 179 cols
[2023-03-18 23:53:18] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-18 23:53:18] [INFO ] Implicit Places using invariants in 100 ms returned []
[2023-03-18 23:53:18] [INFO ] Invariant cache hit.
[2023-03-18 23:53:18] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-18 23:53:19] [INFO ] Implicit Places using invariants and state equation in 427 ms returned []
Implicit Place search using SMT with State Equation took 530 ms to find 0 implicit places.
[2023-03-18 23:53:19] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-18 23:53:19] [INFO ] Invariant cache hit.
[2023-03-18 23:53:19] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 179/186 places, 253/280 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 687 ms. Remains : 179/186 places, 253/280 transitions.
Treatment of property RingSingleMessageInMbox-PT-d1m160-LTLFireability-01 finished in 5141 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(G(p0)))'
Support contains 2 out of 285 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 285/285 places, 879/879 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 261 transition count 461
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 261 transition count 461
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 60 place count 261 transition count 449
Discarding 19 places :
Symmetric choice reduction at 1 with 19 rule applications. Total rules 79 place count 242 transition count 430
Iterating global reduction 1 with 19 rules applied. Total rules applied 98 place count 242 transition count 430
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 104 place count 242 transition count 424
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 160 place count 186 transition count 368
Iterating global reduction 2 with 56 rules applied. Total rules applied 216 place count 186 transition count 368
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 2 with 68 rules applied. Total rules applied 284 place count 186 transition count 300
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 286 place count 184 transition count 274
Iterating global reduction 3 with 2 rules applied. Total rules applied 288 place count 184 transition count 274
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 289 place count 183 transition count 273
Iterating global reduction 3 with 1 rules applied. Total rules applied 290 place count 183 transition count 273
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 291 place count 183 transition count 272
Applied a total of 291 rules in 36 ms. Remains 183 /285 variables (removed 102) and now considering 272/879 (removed 607) transitions.
// Phase 1: matrix 272 rows 183 cols
[2023-03-18 23:53:19] [INFO ] Computed 3 place invariants in 7 ms
[2023-03-18 23:53:19] [INFO ] Implicit Places using invariants in 93 ms returned []
[2023-03-18 23:53:19] [INFO ] Invariant cache hit.
[2023-03-18 23:53:19] [INFO ] State equation strengthened by 99 read => feed constraints.
[2023-03-18 23:53:19] [INFO ] Implicit Places using invariants and state equation in 484 ms returned []
Implicit Place search using SMT with State Equation took 579 ms to find 0 implicit places.
[2023-03-18 23:53:19] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-18 23:53:19] [INFO ] Invariant cache hit.
[2023-03-18 23:53:20] [INFO ] Dead Transitions using invariants and state equation in 118 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 183/285 places, 272/879 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 741 ms. Remains : 183/285 places, 272/879 transitions.
Stuttering acceptance computed with spot in 210 ms :[(NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m160-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s151 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m160-LTLFireability-02 finished in 966 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 2 out of 285 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 285/285 places, 879/879 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 261 transition count 452
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 261 transition count 452
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 59 place count 261 transition count 441
Discarding 19 places :
Symmetric choice reduction at 1 with 19 rule applications. Total rules 78 place count 242 transition count 422
Iterating global reduction 1 with 19 rules applied. Total rules applied 97 place count 242 transition count 422
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 103 place count 242 transition count 416
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 159 place count 186 transition count 360
Iterating global reduction 2 with 56 rules applied. Total rules applied 215 place count 186 transition count 360
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 2 with 60 rules applied. Total rules applied 275 place count 186 transition count 300
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 277 place count 184 transition count 274
Iterating global reduction 3 with 2 rules applied. Total rules applied 279 place count 184 transition count 274
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 280 place count 183 transition count 273
Iterating global reduction 3 with 1 rules applied. Total rules applied 281 place count 183 transition count 273
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 282 place count 183 transition count 272
Applied a total of 282 rules in 38 ms. Remains 183 /285 variables (removed 102) and now considering 272/879 (removed 607) transitions.
// Phase 1: matrix 272 rows 183 cols
[2023-03-18 23:53:20] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-18 23:53:20] [INFO ] Implicit Places using invariants in 81 ms returned []
[2023-03-18 23:53:20] [INFO ] Invariant cache hit.
[2023-03-18 23:53:20] [INFO ] State equation strengthened by 99 read => feed constraints.
[2023-03-18 23:53:20] [INFO ] Implicit Places using invariants and state equation in 489 ms returned []
Implicit Place search using SMT with State Equation took 571 ms to find 0 implicit places.
[2023-03-18 23:53:20] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-18 23:53:20] [INFO ] Invariant cache hit.
[2023-03-18 23:53:21] [INFO ] Dead Transitions using invariants and state equation in 98 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 183/285 places, 272/879 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 715 ms. Remains : 183/285 places, 272/879 transitions.
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m160-LTLFireability-03 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:(AND (GEQ s1 1) (GEQ s151 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]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m160-LTLFireability-03 finished in 800 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)) U (X(p1)||G(p2))) U p1))'
Support contains 4 out of 285 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 285/285 places, 879/879 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 263 transition count 495
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 263 transition count 495
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 58 place count 263 transition count 481
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 76 place count 245 transition count 463
Iterating global reduction 1 with 18 rules applied. Total rules applied 94 place count 245 transition count 463
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 101 place count 245 transition count 456
Discarding 52 places :
Symmetric choice reduction at 2 with 52 rule applications. Total rules 153 place count 193 transition count 404
Iterating global reduction 2 with 52 rules applied. Total rules applied 205 place count 193 transition count 404
Ensure Unique test removed 76 transitions
Reduce isomorphic transitions removed 76 transitions.
Iterating post reduction 2 with 76 rules applied. Total rules applied 281 place count 193 transition count 328
Applied a total of 281 rules in 16 ms. Remains 193 /285 variables (removed 92) and now considering 328/879 (removed 551) transitions.
// Phase 1: matrix 328 rows 193 cols
[2023-03-18 23:53:21] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-18 23:53:21] [INFO ] Implicit Places using invariants in 92 ms returned []
[2023-03-18 23:53:21] [INFO ] Invariant cache hit.
[2023-03-18 23:53:21] [INFO ] State equation strengthened by 148 read => feed constraints.
[2023-03-18 23:53:21] [INFO ] Implicit Places using invariants and state equation in 567 ms returned []
Implicit Place search using SMT with State Equation took 662 ms to find 0 implicit places.
[2023-03-18 23:53:21] [INFO ] Invariant cache hit.
[2023-03-18 23:53:21] [INFO ] Dead Transitions using invariants and state equation in 115 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 193/285 places, 328/879 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 793 ms. Remains : 193/285 places, 328/879 transitions.
Stuttering acceptance computed with spot in 234 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m160-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) p2), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 3}, { cond=(NOT p1), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p1) p2), acceptance={} source=2 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=5 dest: 3}, { cond=(NOT p2), acceptance={} source=5 dest: 4}, { cond=p2, acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(AND (GEQ s1 1) (GEQ s161 1)), p2:(AND (GEQ s1 1) (GEQ s160 1)), p0:(AND (GEQ s1 1) (GEQ s100 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m160-LTLFireability-04 finished in 1058 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((X(p1)&&p0)))||(X((p2 U p3))&&G(!p1))))'
Support contains 5 out of 285 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 285/285 places, 879/879 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 264 transition count 510
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 264 transition count 510
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 56 place count 264 transition count 496
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 73 place count 247 transition count 479
Iterating global reduction 1 with 17 rules applied. Total rules applied 90 place count 247 transition count 479
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 98 place count 247 transition count 471
Discarding 48 places :
Symmetric choice reduction at 2 with 48 rule applications. Total rules 146 place count 199 transition count 423
Iterating global reduction 2 with 48 rules applied. Total rules applied 194 place count 199 transition count 423
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 266 place count 199 transition count 351
Applied a total of 266 rules in 19 ms. Remains 199 /285 variables (removed 86) and now considering 351/879 (removed 528) transitions.
// Phase 1: matrix 351 rows 199 cols
[2023-03-18 23:53:22] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-18 23:53:22] [INFO ] Implicit Places using invariants in 90 ms returned []
[2023-03-18 23:53:22] [INFO ] Invariant cache hit.
[2023-03-18 23:53:22] [INFO ] State equation strengthened by 166 read => feed constraints.
[2023-03-18 23:53:22] [INFO ] Implicit Places using invariants and state equation in 632 ms returned []
Implicit Place search using SMT with State Equation took 724 ms to find 0 implicit places.
[2023-03-18 23:53:22] [INFO ] Invariant cache hit.
[2023-03-18 23:53:23] [INFO ] Dead Transitions using invariants and state equation in 130 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 199/285 places, 351/879 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 876 ms. Remains : 199/285 places, 351/879 transitions.
Stuttering acceptance computed with spot in 288 ms :[(OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) p1)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) p1), false, (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) p1)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m160-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0) (NOT p3) p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0 (NOT p3) p2), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0) p3), acceptance={0} source=0 dest: 2}, { cond=(AND (NOT p1) p0 p3), acceptance={0} source=0 dest: 3}, { cond=(OR (AND p1 (NOT p0)) (AND (NOT p0) (NOT p3) (NOT p2))), acceptance={0} source=0 dest: 5}, { cond=(OR (AND p1 p0) (AND p0 (NOT p3) (NOT p2))), acceptance={0} source=0 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p3) p2), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0 (NOT p3) p2), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0) p3), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p1) p0 p3), acceptance={0} source=1 dest: 3}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) (NOT p2)), acceptance={0} source=1 dest: 5}, { cond=(AND (NOT p1) p0 (NOT p3) (NOT p2)), acceptance={0} source=1 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 5}, { cond=(AND p1 p0), acceptance={} source=2 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 0}, { cond=p1, acceptance={} source=4 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=5 dest: 5}, { cond=p0, acceptance={0} source=5 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=6 dest: 5}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 6}]], initial=4, aps=[p1:(OR (LT s1 1) (LT s166 1)), p0:(AND (GEQ s1 1) (GEQ s113 1)), p3:(AND (GEQ s1 1) (GEQ s164 1)), p2:(AND (GEQ s1 1) (GEQ s167 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][false, false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m160-LTLFireability-05 finished in 1185 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(X((F((X(p1)||(X(!p2) U ((X(!p2)&&(!p3 U (p4||G(!p3))))||X(G(!p2))))))||p0))))'
Support contains 6 out of 285 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 285/285 places, 879/879 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 263 transition count 454
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 263 transition count 454
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 54 place count 263 transition count 444
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 72 place count 245 transition count 426
Iterating global reduction 1 with 18 rules applied. Total rules applied 90 place count 245 transition count 426
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 95 place count 245 transition count 421
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 151 place count 189 transition count 365
Iterating global reduction 2 with 56 rules applied. Total rules applied 207 place count 189 transition count 365
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 2 with 64 rules applied. Total rules applied 271 place count 189 transition count 301
Applied a total of 271 rules in 18 ms. Remains 189 /285 variables (removed 96) and now considering 301/879 (removed 578) transitions.
// Phase 1: matrix 301 rows 189 cols
[2023-03-18 23:53:23] [INFO ] Computed 3 place invariants in 6 ms
[2023-03-18 23:53:23] [INFO ] Implicit Places using invariants in 93 ms returned []
[2023-03-18 23:53:23] [INFO ] Invariant cache hit.
[2023-03-18 23:53:23] [INFO ] State equation strengthened by 124 read => feed constraints.
[2023-03-18 23:53:23] [INFO ] Implicit Places using invariants and state equation in 504 ms returned []
Implicit Place search using SMT with State Equation took 598 ms to find 0 implicit places.
[2023-03-18 23:53:23] [INFO ] Invariant cache hit.
[2023-03-18 23:53:24] [INFO ] Dead Transitions using invariants and state equation in 107 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 189/285 places, 301/879 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 725 ms. Remains : 189/285 places, 301/879 transitions.
Stuttering acceptance computed with spot in 282 ms :[(AND (NOT p0) (NOT p1) p2), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) (NOT p1) p2), (AND (NOT p1) p2), (AND (NOT p4) (NOT p1) p2 p3), (AND (NOT p1) p2)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m160-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(OR (AND (NOT p0) p4) (AND (NOT p0) (NOT p3))), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) (NOT p4) (NOT p3)), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p0) (NOT p4) p3), acceptance={} source=2 dest: 5}], [{ cond=(OR (AND p4 (NOT p1) p2) (AND (NOT p3) (NOT p1) p2)), acceptance={0, 1} source=3 dest: 3}, { cond=(AND (NOT p4) (NOT p3) (NOT p1) p2), acceptance={1} source=3 dest: 4}, { cond=(AND (NOT p4) p3 (NOT p1) p2), acceptance={0, 1} source=3 dest: 5}], [{ cond=(AND (NOT p4) (NOT p3) (NOT p1) (NOT p2)), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p4) (NOT p3) (NOT p1) p2), acceptance={1} source=4 dest: 4}, { cond=(AND (NOT p4) p3 (NOT p1) (NOT p2)), acceptance={0} source=4 dest: 5}, { cond=(AND (NOT p4) p3 (NOT p1) p2), acceptance={0, 1} source=4 dest: 5}], [{ cond=(OR (AND p4 (NOT p1) (NOT p2)) (AND (NOT p3) (NOT p1) (NOT p2))), acceptance={0} source=5 dest: 3}, { cond=(OR (AND p4 (NOT p1) p2) (AND (NOT p3) (NOT p1) p2)), acceptance={0, 1} source=5 dest: 3}, { cond=(AND (NOT p4) (NOT p3) (NOT p1) (NOT p2)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p4) (NOT p3) (NOT p1) p2), acceptance={1} source=5 dest: 4}, { cond=(AND (NOT p4) p3 (NOT p1) (NOT p2)), acceptance={0} source=5 dest: 5}, { cond=(AND (NOT p4) p3 (NOT p1) p2), acceptance={0, 1} source=5 dest: 5}]], initial=0, aps=[p0:(OR (LT s1 1) (LT s157 1)), p4:(AND (NOT (AND (GEQ s10 1) (GEQ s77 1))) (NOT (AND (GEQ s1 1) (GEQ s85 1)))), p3:(AND (GEQ s1 1) (GEQ s85 1)), p1:(OR (L...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 225 ms.
Product exploration explored 100000 steps with 33333 reset in 227 ms.
Computed a total of 15 stabilizing places and 68 stable transitions
Graph (complete) has 713 edges and 189 vertex of which 188 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 15 stabilizing places and 68 stable transitions
Knowledge obtained : [(AND p0 p4 (NOT p3) p1 (NOT p2)), (X (X (NOT (OR (AND (NOT p0) p4) (AND (NOT p0) (NOT p3)))))), (X (X (NOT (AND (NOT p0) (NOT p4) p3)))), (X (X (NOT (AND (NOT p0) (NOT p4) (NOT p3)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT (AND (NOT p0) (NOT p4) p3))))
Knowledge based reduction with 4 factoid took 103 ms. Reduced automaton from 6 states, 18 edges and 5 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RingSingleMessageInMbox-PT-d1m160-LTLFireability-07 finished in 1595 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(G((X(F(p1))||p0))))'
Support contains 5 out of 285 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 285/285 places, 879/879 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 263 transition count 486
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 263 transition count 486
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 58 place count 263 transition count 472
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 75 place count 246 transition count 455
Iterating global reduction 1 with 17 rules applied. Total rules applied 92 place count 246 transition count 455
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 97 place count 246 transition count 450
Discarding 52 places :
Symmetric choice reduction at 2 with 52 rule applications. Total rules 149 place count 194 transition count 398
Iterating global reduction 2 with 52 rules applied. Total rules applied 201 place count 194 transition count 398
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 273 place count 194 transition count 326
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 274 place count 193 transition count 313
Iterating global reduction 3 with 1 rules applied. Total rules applied 275 place count 193 transition count 313
Applied a total of 275 rules in 38 ms. Remains 193 /285 variables (removed 92) and now considering 313/879 (removed 566) transitions.
// Phase 1: matrix 313 rows 193 cols
[2023-03-18 23:53:24] [INFO ] Computed 3 place invariants in 4 ms
[2023-03-18 23:53:25] [INFO ] Implicit Places using invariants in 91 ms returned []
[2023-03-18 23:53:25] [INFO ] Invariant cache hit.
[2023-03-18 23:53:25] [INFO ] State equation strengthened by 132 read => feed constraints.
[2023-03-18 23:53:25] [INFO ] Implicit Places using invariants and state equation in 593 ms returned []
Implicit Place search using SMT with State Equation took 686 ms to find 0 implicit places.
[2023-03-18 23:53:25] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-18 23:53:25] [INFO ] Invariant cache hit.
[2023-03-18 23:53:25] [INFO ] Dead Transitions using invariants and state equation in 109 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 193/285 places, 313/879 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 846 ms. Remains : 193/285 places, 313/879 transitions.
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m160-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s160 1)) (AND (GEQ s1 1) (GEQ s159 1))), p1:(OR (LT s13 1) (LT s78 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 18190 reset in 209 ms.
Product exploration explored 100000 steps with 18139 reset in 213 ms.
Computed a total of 12 stabilizing places and 58 stable transitions
Graph (complete) has 734 edges and 193 vertex of which 192 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 12 stabilizing places and 58 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 175 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 1780 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 286 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 23:53:26] [INFO ] Invariant cache hit.
[2023-03-18 23:53:26] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-18 23:53:26] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 23:53:26] [INFO ] After 41ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (G (NOT (AND p0 (NOT p1))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 6 factoid took 230 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 80 ms :[(NOT p1), (NOT p1)]
Support contains 2 out of 193 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 193/193 places, 313/313 transitions.
Applied a total of 0 rules in 12 ms. Remains 193 /193 variables (removed 0) and now considering 313/313 (removed 0) transitions.
[2023-03-18 23:53:27] [INFO ] Invariant cache hit.
[2023-03-18 23:53:27] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-18 23:53:27] [INFO ] Invariant cache hit.
[2023-03-18 23:53:27] [INFO ] State equation strengthened by 132 read => feed constraints.
[2023-03-18 23:53:27] [INFO ] Implicit Places using invariants and state equation in 618 ms returned []
Implicit Place search using SMT with State Equation took 705 ms to find 0 implicit places.
[2023-03-18 23:53:27] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-18 23:53:27] [INFO ] Invariant cache hit.
[2023-03-18 23:53:27] [INFO ] Dead Transitions using invariants and state equation in 107 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 835 ms. Remains : 193/193 places, 313/313 transitions.
Computed a total of 12 stabilizing places and 58 stable transitions
Graph (complete) has 734 edges and 193 vertex of which 192 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 12 stabilizing places and 58 stable transitions
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 131 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 71 ms :[(NOT p1), (NOT p1)]
Finished random walk after 375 steps, including 69 resets, run visited all 1 properties in 4 ms. (steps per millisecond=93 )
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 125 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 85 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 74 ms :[(NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 18126 reset in 192 ms.
Product exploration explored 100000 steps with 18202 reset in 199 ms.
Support contains 2 out of 193 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 193/193 places, 313/313 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 191 transition count 282
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 191 transition count 282
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 189 transition count 280
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 189 transition count 280
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 16 place count 181 transition count 272
Iterating global reduction 0 with 8 rules applied. Total rules applied 24 place count 181 transition count 272
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 32 place count 181 transition count 264
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 33 place count 180 transition count 251
Iterating global reduction 1 with 1 rules applied. Total rules applied 34 place count 180 transition count 251
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 35 place count 179 transition count 250
Iterating global reduction 1 with 1 rules applied. Total rules applied 36 place count 179 transition count 250
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 37 place count 179 transition count 249
Applied a total of 37 rules in 19 ms. Remains 179 /193 variables (removed 14) and now considering 249/313 (removed 64) transitions.
// Phase 1: matrix 249 rows 179 cols
[2023-03-18 23:53:28] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-18 23:53:28] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-18 23:53:28] [INFO ] Invariant cache hit.
[2023-03-18 23:53:29] [INFO ] State equation strengthened by 79 read => feed constraints.
[2023-03-18 23:53:29] [INFO ] Implicit Places using invariants and state equation in 387 ms returned []
Implicit Place search using SMT with State Equation took 475 ms to find 0 implicit places.
[2023-03-18 23:53:29] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 23:53:29] [INFO ] Invariant cache hit.
[2023-03-18 23:53:29] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 179/193 places, 249/313 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 608 ms. Remains : 179/193 places, 249/313 transitions.
Treatment of property RingSingleMessageInMbox-PT-d1m160-LTLFireability-08 finished in 4608 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(p0))'
Support contains 2 out of 285 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 285/285 places, 879/879 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 261 transition count 429
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 261 transition count 429
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 56 place count 261 transition count 421
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 76 place count 241 transition count 401
Iterating global reduction 1 with 20 rules applied. Total rules applied 96 place count 241 transition count 401
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 101 place count 241 transition count 396
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 161 place count 181 transition count 336
Iterating global reduction 2 with 60 rules applied. Total rules applied 221 place count 181 transition count 336
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 2 with 60 rules applied. Total rules applied 281 place count 181 transition count 276
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 283 place count 179 transition count 250
Iterating global reduction 3 with 2 rules applied. Total rules applied 285 place count 179 transition count 250
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 286 place count 178 transition count 249
Iterating global reduction 3 with 1 rules applied. Total rules applied 287 place count 178 transition count 249
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 291 place count 174 transition count 245
Iterating global reduction 3 with 4 rules applied. Total rules applied 295 place count 174 transition count 245
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 303 place count 174 transition count 237
Applied a total of 303 rules in 28 ms. Remains 174 /285 variables (removed 111) and now considering 237/879 (removed 642) transitions.
// Phase 1: matrix 237 rows 174 cols
[2023-03-18 23:53:29] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 23:53:29] [INFO ] Implicit Places using invariants in 79 ms returned []
[2023-03-18 23:53:29] [INFO ] Invariant cache hit.
[2023-03-18 23:53:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2023-03-18 23:53:30] [INFO ] Implicit Places using invariants and state equation in 395 ms returned []
Implicit Place search using SMT with State Equation took 475 ms to find 0 implicit places.
[2023-03-18 23:53:30] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 23:53:30] [INFO ] Invariant cache hit.
[2023-03-18 23:53:30] [INFO ] Dead Transitions using invariants and state equation in 94 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 174/285 places, 237/879 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 609 ms. Remains : 174/285 places, 237/879 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m160-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s93 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m160-LTLFireability-10 finished in 653 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(p1)&&p0) U (F(p2)||G(p3))))'
Support contains 4 out of 285 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 285/285 places, 879/879 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 262 transition count 494
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 262 transition count 494
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 61 place count 262 transition count 479
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 79 place count 244 transition count 461
Iterating global reduction 1 with 18 rules applied. Total rules applied 97 place count 244 transition count 461
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 104 place count 244 transition count 454
Discarding 52 places :
Symmetric choice reduction at 2 with 52 rule applications. Total rules 156 place count 192 transition count 402
Iterating global reduction 2 with 52 rules applied. Total rules applied 208 place count 192 transition count 402
Ensure Unique test removed 84 transitions
Reduce isomorphic transitions removed 84 transitions.
Iterating post reduction 2 with 84 rules applied. Total rules applied 292 place count 192 transition count 318
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 293 place count 191 transition count 305
Iterating global reduction 3 with 1 rules applied. Total rules applied 294 place count 191 transition count 305
Applied a total of 294 rules in 21 ms. Remains 191 /285 variables (removed 94) and now considering 305/879 (removed 574) transitions.
// Phase 1: matrix 305 rows 191 cols
[2023-03-18 23:53:30] [INFO ] Computed 3 place invariants in 4 ms
[2023-03-18 23:53:30] [INFO ] Implicit Places using invariants in 91 ms returned []
[2023-03-18 23:53:30] [INFO ] Invariant cache hit.
[2023-03-18 23:53:30] [INFO ] State equation strengthened by 126 read => feed constraints.
[2023-03-18 23:53:30] [INFO ] Implicit Places using invariants and state equation in 549 ms returned []
Implicit Place search using SMT with State Equation took 641 ms to find 0 implicit places.
[2023-03-18 23:53:30] [INFO ] Invariant cache hit.
[2023-03-18 23:53:30] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 191/285 places, 305/879 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 771 ms. Remains : 191/285 places, 305/879 transitions.
Stuttering acceptance computed with spot in 210 ms :[(AND (NOT p2) (NOT p3)), (NOT p2), (AND (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p2) p3) (AND p0 (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p3) p0 (NOT p1))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d1m160-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p2) p3 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p3) p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p3) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) p3 (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p2) (NOT p3) p0), acceptance={} source=0 dest: 3}, { cond=(AND (NOT p2) p3 p0), acceptance={} source=0 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) (NOT p3)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p2) p3), acceptance={} source=2 dest: 2}], [{ cond=(OR (AND (NOT p2) p3 (NOT p1)) (AND (NOT p2) p0 (NOT p1))), acceptance={} source=3 dest: 1}], [{ cond=(AND (NOT p2) (NOT p3) p0 (NOT p1)), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p2) p3 p0 (NOT p1)), acceptance={} source=4 dest: 2}]], initial=0, aps=[p2:(OR (AND (GEQ s1 1) (GEQ s158 1)) (AND (GEQ s1 1) (GEQ s159 1))), p3:(AND (GEQ s1 1) (GEQ s86 1)), p0:(AND (GEQ s1 1) (GEQ s159 1)), p1:(AND (GEQ s1 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]]
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d1m160-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d1m160-LTLFireability-11 finished in 1006 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((F(!p1)||G(!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' '!(F(G((X(F(p1))||p0))))'
[2023-03-18 23:53:31] [INFO ] Flatten gal took : 45 ms
[2023-03-18 23:53:31] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-18 23:53:31] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 285 places, 879 transitions and 3488 arcs took 7 ms.
Total runtime 24090 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1127/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1127/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : RingSingleMessageInMbox-PT-d1m160-LTLFireability-01
Could not compute solution for formula : RingSingleMessageInMbox-PT-d1m160-LTLFireability-08

BK_STOP 1679183612691

--------------------
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
mcc2023
ltl formula name RingSingleMessageInMbox-PT-d1m160-LTLFireability-01
ltl formula formula --ltl=/tmp/1127/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 285 places, 879 transitions and 3488 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.060 real 0.020 user 0.030 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1127/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1127/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1127/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1127/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name RingSingleMessageInMbox-PT-d1m160-LTLFireability-08
ltl formula formula --ltl=/tmp/1127/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 285 places, 879 transitions and 3488 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.070 real 0.020 user 0.030 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1127/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1127/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1127/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1127/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

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="RingSingleMessageInMbox-PT-d1m160"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RingSingleMessageInMbox-PT-d1m160, 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 r329-tall-167889202600876"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d1m160.tgz
mv RingSingleMessageInMbox-PT-d1m160 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 ;