Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r041-tajo-167813694200043.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BridgeAndVehicles-COL-V20P20N10, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694200043
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 8.1K Feb 25 12:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Feb 25 12:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 25 12:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 25 12:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 15:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 15:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 12:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 25 12:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 25 12:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 104K Feb 25 12:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 39K 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 BridgeAndVehicles-COL-V20P20N10-LTLCardinality-00
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-01
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-02
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-03
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-04
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-05
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-06
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-08
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-09
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-10
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-11
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-12
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-13
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-14
FORMULA_NAME BridgeAndVehicles-COL-V20P20N10-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678602368545

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=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V20P20N10
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 06:26:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-12 06:26:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 06:26:10] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-12 06:26:10] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-12 06:26:10] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 438 ms
[2023-03-12 06:26:10] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 68 PT places and 19578.0 transition bindings in 15 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2023-03-12 06:26:10] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 6 ms.
[2023-03-12 06:26:10] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Remains 15 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 341 ms. (steps per millisecond=29 ) properties (out of 24) seen :18
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 157 ms. (steps per millisecond=63 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 10 rows 12 cols
[2023-03-12 06:26:11] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-12 06:26:11] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-12 06:26:11] [INFO ] After 10ms SMT Verify possible using state equation in real domain returned unsat :3 sat :1 real:1
[2023-03-12 06:26:11] [INFO ] After 14ms SMT Verify possible using trap constraints in real domain returned unsat :3 sat :1 real:1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-12 06:26:11] [INFO ] After 142ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0 real:2
[2023-03-12 06:26:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:11] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :3 sat :2
[2023-03-12 06:26:11] [INFO ] After 14ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :2
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-12 06:26:11] [INFO ] After 60ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :2
Fused 5 Parikh solutions to 2 different solutions.
Finished Parikh walk after 78 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=78 )
Parikh walk visited 2 properties in 4 ms.
Successfully simplified 3 atomic propositions for a total of 15 simplifications.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-12 06:26:11] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2023-03-12 06:26:11] [INFO ] Flatten gal took : 21 ms
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-12 06:26:11] [INFO ] Flatten gal took : 2 ms
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 11)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2023-03-12 06:26:11] [INFO ] Unfolded HLPN to a Petri net with 68 places and 548 transitions 4070 arcs in 33 ms.
[2023-03-12 06:26:11] [INFO ] Unfolded 13 HLPN properties in 0 ms.
Support contains 13 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Applied a total of 0 rules in 16 ms. Remains 68 /68 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:26:12] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 68 cols
[2023-03-12 06:26:12] [INFO ] Computed 7 place invariants in 5 ms
[2023-03-12 06:26:12] [INFO ] Dead Transitions using invariants and state equation in 227 ms found 0 transitions.
[2023-03-12 06:26:12] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:12] [INFO ] Invariant cache hit.
[2023-03-12 06:26:12] [INFO ] Implicit Places using invariants in 85 ms returned []
[2023-03-12 06:26:12] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:12] [INFO ] Invariant cache hit.
[2023-03-12 06:26:12] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:12] [INFO ] Implicit Places using invariants and state equation in 180 ms returned []
Implicit Place search using SMT with State Equation took 268 ms to find 0 implicit places.
[2023-03-12 06:26:12] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:12] [INFO ] Invariant cache hit.
[2023-03-12 06:26:12] [INFO ] Dead Transitions using invariants and state equation in 161 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 676 ms. Remains : 68/68 places, 548/548 transitions.
Support contains 13 out of 68 places after structural reductions.
[2023-03-12 06:26:12] [INFO ] Flatten gal took : 39 ms
[2023-03-12 06:26:12] [INFO ] Flatten gal took : 39 ms
[2023-03-12 06:26:12] [INFO ] Input system was already deterministic with 548 transitions.
Incomplete random walk after 10000 steps, including 56 resets, run finished after 243 ms. (steps per millisecond=41 ) properties (out of 21) seen :18
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-12 06:26:13] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:13] [INFO ] Invariant cache hit.
[2023-03-12 06:26:13] [INFO ] [Real]Absence check using 7 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:13] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:2
[2023-03-12 06:26:13] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:13] [INFO ] After 41ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :2
[2023-03-12 06:26:13] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:13] [INFO ] After 33ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :1 sat :2
[2023-03-12 06:26:13] [INFO ] After 73ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :2
Attempting to minimize the solution found.
Minimization took 26 ms.
[2023-03-12 06:26:13] [INFO ] After 173ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :2
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 548/548 transitions.
Graph (complete) has 562 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 65 transition count 547
Applied a total of 3 rules in 54 ms. Remains 65 /68 variables (removed 3) and now considering 547/548 (removed 1) transitions.
[2023-03-12 06:26:13] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-12 06:26:13] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 06:26:13] [INFO ] Dead Transitions using invariants and state equation in 164 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 220 ms. Remains : 65/68 places, 547/548 transitions.
Incomplete random walk after 10000 steps, including 56 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 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 20 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 656404 steps, run timeout after 3001 ms. (steps per millisecond=218 ) properties seen :{}
Probabilistic random walk after 656404 steps, saw 160742 distinct states, run finished after 3004 ms. (steps per millisecond=218 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-12 06:26:16] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:16] [INFO ] Invariant cache hit.
[2023-03-12 06:26:16] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:16] [INFO ] After 64ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 06:26:17] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:17] [INFO ] After 48ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 06:26:17] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:17] [INFO ] After 27ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 06:26:17] [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 14 ms.
[2023-03-12 06:26:17] [INFO ] After 166ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 547/547 transitions.
Applied a total of 0 rules in 26 ms. Remains 65 /65 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 65/65 places, 547/547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 547/547 transitions.
Applied a total of 0 rules in 25 ms. Remains 65 /65 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-12 06:26:17] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:17] [INFO ] Invariant cache hit.
[2023-03-12 06:26:17] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-03-12 06:26:17] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:17] [INFO ] Invariant cache hit.
[2023-03-12 06:26:17] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:17] [INFO ] Implicit Places using invariants and state equation in 296 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 428 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 63/65 places, 547/547 transitions.
Applied a total of 0 rules in 21 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 474 ms. Remains : 63/65 places, 547/547 transitions.
Incomplete random walk after 10000 steps, including 56 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 812120 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :{}
Probabilistic random walk after 812120 steps, saw 197718 distinct states, run finished after 3001 ms. (steps per millisecond=270 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-12 06:26:20] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 63 cols
[2023-03-12 06:26:20] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-12 06:26:20] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:20] [INFO ] After 88ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 06:26:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:20] [INFO ] After 42ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 06:26:20] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:20] [INFO ] After 29ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 06:26:21] [INFO ] After 61ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 33 ms.
[2023-03-12 06:26:21] [INFO ] After 177ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 547/547 transitions.
Applied a total of 0 rules in 14 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 63/63 places, 547/547 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 547/547 transitions.
Applied a total of 0 rules in 14 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-12 06:26:21] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:21] [INFO ] Invariant cache hit.
[2023-03-12 06:26:21] [INFO ] Implicit Places using invariants in 118 ms returned []
[2023-03-12 06:26:21] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:21] [INFO ] Invariant cache hit.
[2023-03-12 06:26:21] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:21] [INFO ] Implicit Places using invariants and state equation in 230 ms returned []
Implicit Place search using SMT with State Equation took 350 ms to find 0 implicit places.
[2023-03-12 06:26:21] [INFO ] Redundant transitions in 37 ms returned []
[2023-03-12 06:26:21] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:21] [INFO ] Invariant cache hit.
[2023-03-12 06:26:21] [INFO ] Dead Transitions using invariants and state equation in 202 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 615 ms. Remains : 63/63 places, 547/547 transitions.
Ensure Unique test removed 418 transitions
Reduce isomorphic transitions removed 418 transitions.
Iterating post reduction 0 with 418 rules applied. Total rules applied 418 place count 63 transition count 129
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 422 place count 61 transition count 127
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 424 place count 61 transition count 125
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 426 place count 59 transition count 125
Applied a total of 426 rules in 13 ms. Remains 59 /63 variables (removed 4) and now considering 125/547 (removed 422) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 125 rows 59 cols
[2023-03-12 06:26:21] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:26:21] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:21] [INFO ] After 60ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 06:26:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:21] [INFO ] After 40ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 06:26:21] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-12 06:26:21] [INFO ] After 35ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 06:26:21] [INFO ] After 55ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-12 06:26:21] [INFO ] After 140ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 51 stabilizing places and 84 stable transitions
Graph (complete) has 1190 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.8 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 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 67 transition count 548
Applied a total of 1 rules in 6 ms. Remains 67 /68 variables (removed 1) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:26:22] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 67 cols
[2023-03-12 06:26:22] [INFO ] Computed 6 place invariants in 3 ms
[2023-03-12 06:26:22] [INFO ] Dead Transitions using invariants and state equation in 220 ms found 0 transitions.
[2023-03-12 06:26:22] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:22] [INFO ] Invariant cache hit.
[2023-03-12 06:26:22] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-03-12 06:26:22] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:22] [INFO ] Invariant cache hit.
[2023-03-12 06:26:22] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:22] [INFO ] Implicit Places using invariants and state equation in 260 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 389 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 65/68 places, 548/548 transitions.
Applied a total of 0 rules in 3 ms. Remains 65 /65 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 620 ms. Remains : 65/68 places, 548/548 transitions.
Stuttering acceptance computed with spot in 222 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 2 s47)], 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]]
Product exploration explored 100000 steps with 1551 reset in 442 ms.
Product exploration explored 100000 steps with 1550 reset in 310 ms.
Computed a total of 48 stabilizing places and 84 stable transitions
Graph (complete) has 1101 edges and 65 vertex of which 64 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.9 ms
Computed a total of 48 stabilizing places and 84 stable transitions
Detected a total of 48/65 stabilizing places and 84/548 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 165 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Finished random walk after 80 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=80 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 165 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2023-03-12 06:26:24] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 65 cols
[2023-03-12 06:26:24] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 06:26:24] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:26:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:24] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2023-03-12 06:26:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:26:24] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:24] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2023-03-12 06:26:24] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:25] [INFO ] [Nat]Added 22 Read/Feed constraints in 504 ms returned sat
[2023-03-12 06:26:25] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 77 transitions) in 43 ms.
[2023-03-12 06:26:25] [INFO ] Added : 9 causal constraints over 3 iterations in 110 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65/65 places, 548/548 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 64 transition count 547
Applied a total of 2 rules in 81 ms. Remains 64 /65 variables (removed 1) and now considering 547/548 (removed 1) transitions.
[2023-03-12 06:26:25] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 64 cols
[2023-03-12 06:26:25] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 06:26:25] [INFO ] Dead Transitions using invariants and state equation in 234 ms found 0 transitions.
[2023-03-12 06:26:25] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:25] [INFO ] Invariant cache hit.
[2023-03-12 06:26:25] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-12 06:26:25] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:25] [INFO ] Invariant cache hit.
[2023-03-12 06:26:25] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:26] [INFO ] Implicit Places using invariants and state equation in 189 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
[2023-03-12 06:26:26] [INFO ] Redundant transitions in 12 ms returned []
[2023-03-12 06:26:26] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:26] [INFO ] Invariant cache hit.
[2023-03-12 06:26:26] [INFO ] Dead Transitions using invariants and state equation in 202 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/65 places, 547/548 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 837 ms. Remains : 64/65 places, 547/548 transitions.
Computed a total of 47 stabilizing places and 83 stable transitions
Graph (complete) has 1099 edges and 64 vertex of which 63 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Computed a total of 47 stabilizing places and 83 stable transitions
Detected a total of 47/64 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 194 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Finished random walk after 26 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=26 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 177 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
[2023-03-12 06:26:26] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:26] [INFO ] Invariant cache hit.
[2023-03-12 06:26:27] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:27] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2023-03-12 06:26:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:26:27] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:27] [INFO ] [Nat]Absence check using state equation in 49 ms returned sat
[2023-03-12 06:26:27] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:27] [INFO ] [Nat]Added 22 Read/Feed constraints in 138 ms returned sat
[2023-03-12 06:26:27] [INFO ] Deduced a trap composed of 5 places in 115 ms of which 1 ms to minimize.
[2023-03-12 06:26:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 135 ms
[2023-03-12 06:26:27] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 76 transitions) in 38 ms.
[2023-03-12 06:26:27] [INFO ] Added : 11 causal constraints over 4 iterations in 127 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1740 reset in 283 ms.
Product exploration explored 100000 steps with 1757 reset in 254 ms.
Support contains 1 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 547/547 transitions.
Applied a total of 0 rules in 20 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-12 06:26:28] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:28] [INFO ] Invariant cache hit.
[2023-03-12 06:26:28] [INFO ] Dead Transitions using invariants and state equation in 215 ms found 0 transitions.
[2023-03-12 06:26:28] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:28] [INFO ] Invariant cache hit.
[2023-03-12 06:26:28] [INFO ] Implicit Places using invariants in 144 ms returned []
[2023-03-12 06:26:28] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:28] [INFO ] Invariant cache hit.
[2023-03-12 06:26:28] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:28] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 351 ms to find 0 implicit places.
[2023-03-12 06:26:28] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-12 06:26:28] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:28] [INFO ] Invariant cache hit.
[2023-03-12 06:26:29] [INFO ] Dead Transitions using invariants and state equation in 225 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 825 ms. Remains : 64/64 places, 547/547 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-00 finished in 7017 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))&&F(p1)))'
Support contains 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Graph (complete) has 1190 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 65 transition count 547
Applied a total of 3 rules in 29 ms. Remains 65 /68 variables (removed 3) and now considering 547/548 (removed 1) transitions.
[2023-03-12 06:26:29] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-12 06:26:29] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:26:29] [INFO ] Dead Transitions using invariants and state equation in 199 ms found 0 transitions.
[2023-03-12 06:26:29] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:29] [INFO ] Invariant cache hit.
[2023-03-12 06:26:29] [INFO ] Implicit Places using invariants in 107 ms returned []
[2023-03-12 06:26:29] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:29] [INFO ] Invariant cache hit.
[2023-03-12 06:26:29] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:29] [INFO ] Implicit Places using invariants and state equation in 241 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 353 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 63/68 places, 547/548 transitions.
Applied a total of 0 rules in 35 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 619 ms. Remains : 63/68 places, 547/548 transitions.
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(GT 1 s44), p0:(LEQ 2 s22)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 149 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-01 finished in 767 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)&&F(G(p1)))))'
Support contains 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Graph (complete) has 1190 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 65 transition count 547
Applied a total of 3 rules in 30 ms. Remains 65 /68 variables (removed 3) and now considering 547/548 (removed 1) transitions.
[2023-03-12 06:26:30] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-12 06:26:30] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:26:30] [INFO ] Dead Transitions using invariants and state equation in 196 ms found 0 transitions.
[2023-03-12 06:26:30] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:30] [INFO ] Invariant cache hit.
[2023-03-12 06:26:30] [INFO ] Implicit Places using invariants in 135 ms returned []
[2023-03-12 06:26:30] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:30] [INFO ] Invariant cache hit.
[2023-03-12 06:26:30] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:30] [INFO ] Implicit Places using invariants and state equation in 279 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 418 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/68 places, 547/548 transitions.
Applied a total of 0 rules in 22 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 668 ms. Remains : 64/68 places, 547/548 transitions.
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GT s45 s23), p1:(GT 3 s45)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 2659 reset in 350 ms.
Product exploration explored 100000 steps with 2764 reset in 329 ms.
Computed a total of 47 stabilizing places and 83 stable transitions
Computed a total of 47 stabilizing places and 83 stable transitions
Detected a total of 47/64 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 5 factoid took 303 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Finished random walk after 15 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=7 )
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 233 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2023-03-12 06:26:32] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 64 cols
[2023-03-12 06:26:32] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 06:26:32] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:32] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2023-03-12 06:26:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:26:32] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:32] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2023-03-12 06:26:32] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:32] [INFO ] [Nat]Added 22 Read/Feed constraints in 9 ms returned sat
[2023-03-12 06:26:32] [INFO ] Deduced a trap composed of 5 places in 67 ms of which 0 ms to minimize.
[2023-03-12 06:26:32] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 0 ms to minimize.
[2023-03-12 06:26:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 238 ms
[2023-03-12 06:26:32] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 76 transitions) in 25 ms.
[2023-03-12 06:26:33] [INFO ] Added : 26 causal constraints over 6 iterations in 109 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 547/547 transitions.
Applied a total of 0 rules in 18 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-12 06:26:33] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:33] [INFO ] Invariant cache hit.
[2023-03-12 06:26:33] [INFO ] Dead Transitions using invariants and state equation in 186 ms found 0 transitions.
[2023-03-12 06:26:33] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:33] [INFO ] Invariant cache hit.
[2023-03-12 06:26:33] [INFO ] Implicit Places using invariants in 91 ms returned []
[2023-03-12 06:26:33] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:33] [INFO ] Invariant cache hit.
[2023-03-12 06:26:33] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:33] [INFO ] Implicit Places using invariants and state equation in 216 ms returned []
Implicit Place search using SMT with State Equation took 310 ms to find 0 implicit places.
[2023-03-12 06:26:33] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-12 06:26:33] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:33] [INFO ] Invariant cache hit.
[2023-03-12 06:26:33] [INFO ] Dead Transitions using invariants and state equation in 171 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 698 ms. Remains : 64/64 places, 547/547 transitions.
Computed a total of 47 stabilizing places and 83 stable transitions
Computed a total of 47 stabilizing places and 83 stable transitions
Detected a total of 47/64 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 5 factoid took 322 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Finished random walk after 7 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=7 )
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 358 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 91 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
[2023-03-12 06:26:34] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:34] [INFO ] Invariant cache hit.
[2023-03-12 06:26:34] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:35] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2023-03-12 06:26:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:26:35] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:26:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:35] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2023-03-12 06:26:35] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:35] [INFO ] [Nat]Added 22 Read/Feed constraints in 16 ms returned sat
[2023-03-12 06:26:35] [INFO ] Deduced a trap composed of 5 places in 63 ms of which 0 ms to minimize.
[2023-03-12 06:26:35] [INFO ] Deduced a trap composed of 4 places in 51 ms of which 0 ms to minimize.
[2023-03-12 06:26:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 250 ms
[2023-03-12 06:26:35] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 76 transitions) in 30 ms.
[2023-03-12 06:26:35] [INFO ] Added : 26 causal constraints over 6 iterations in 91 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 2615 reset in 305 ms.
Product exploration explored 100000 steps with 2722 reset in 397 ms.
Support contains 2 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 547/547 transitions.
Applied a total of 0 rules in 28 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-12 06:26:36] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:36] [INFO ] Invariant cache hit.
[2023-03-12 06:26:36] [INFO ] Dead Transitions using invariants and state equation in 204 ms found 0 transitions.
[2023-03-12 06:26:36] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:36] [INFO ] Invariant cache hit.
[2023-03-12 06:26:36] [INFO ] Implicit Places using invariants in 107 ms returned []
[2023-03-12 06:26:36] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:36] [INFO ] Invariant cache hit.
[2023-03-12 06:26:36] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:36] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 324 ms to find 0 implicit places.
[2023-03-12 06:26:36] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 06:26:36] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:36] [INFO ] Invariant cache hit.
[2023-03-12 06:26:37] [INFO ] Dead Transitions using invariants and state equation in 236 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 802 ms. Remains : 64/64 places, 547/547 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-02 finished in 7282 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 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Graph (complete) has 1190 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 65 transition count 547
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 65 transition count 547
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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 63 transition count 546
Applied a total of 6 rules in 27 ms. Remains 63 /68 variables (removed 5) and now considering 546/548 (removed 2) transitions.
[2023-03-12 06:26:37] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
// Phase 1: matrix 128 rows 63 cols
[2023-03-12 06:26:37] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-12 06:26:37] [INFO ] Implicit Places using invariants in 100 ms returned []
[2023-03-12 06:26:37] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-12 06:26:37] [INFO ] Invariant cache hit.
[2023-03-12 06:26:37] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:37] [INFO ] Implicit Places using invariants and state equation in 240 ms returned [22, 44]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 343 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 61/68 places, 546/548 transitions.
Applied a total of 0 rules in 16 ms. Remains 61 /61 variables (removed 0) and now considering 546/546 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 388 ms. Remains : 61/68 places, 546/548 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GT 1 (ADD s46 s47))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 765 reset in 214 ms.
Product exploration explored 100000 steps with 765 reset in 210 ms.
Computed a total of 44 stabilizing places and 82 stable transitions
Computed a total of 44 stabilizing places and 82 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 146 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0)]
Knowledge based reduction with 1 factoid took 160 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2023-03-12 06:26:38] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
// Phase 1: matrix 128 rows 61 cols
[2023-03-12 06:26:38] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-12 06:26:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:38] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-12 06:26:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:26:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:39] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2023-03-12 06:26:39] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:39] [INFO ] [Nat]Added 22 Read/Feed constraints in 423 ms returned sat
[2023-03-12 06:26:39] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 75 transitions) in 23 ms.
[2023-03-12 06:26:39] [INFO ] Added : 12 causal constraints over 4 iterations in 156 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 546/546 transitions.
Applied a total of 0 rules in 22 ms. Remains 61 /61 variables (removed 0) and now considering 546/546 (removed 0) transitions.
[2023-03-12 06:26:39] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-12 06:26:39] [INFO ] Invariant cache hit.
[2023-03-12 06:26:39] [INFO ] Implicit Places using invariants in 94 ms returned []
[2023-03-12 06:26:39] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-12 06:26:39] [INFO ] Invariant cache hit.
[2023-03-12 06:26:39] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:39] [INFO ] Implicit Places using invariants and state equation in 220 ms returned []
Implicit Place search using SMT with State Equation took 316 ms to find 0 implicit places.
[2023-03-12 06:26:39] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 06:26:39] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-12 06:26:39] [INFO ] Invariant cache hit.
[2023-03-12 06:26:40] [INFO ] Dead Transitions using invariants and state equation in 181 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 528 ms. Remains : 61/61 places, 546/546 transitions.
Computed a total of 44 stabilizing places and 82 stable transitions
Computed a total of 44 stabilizing places and 82 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 109 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Finished random walk after 6 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=6 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0)]
Knowledge based reduction with 1 factoid took 110 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
[2023-03-12 06:26:40] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-12 06:26:40] [INFO ] Invariant cache hit.
[2023-03-12 06:26:40] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:40] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2023-03-12 06:26:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:26:40] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:40] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 06:26:40] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:40] [INFO ] [Nat]Added 22 Read/Feed constraints in 12 ms returned sat
[2023-03-12 06:26:40] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 75 transitions) in 16 ms.
[2023-03-12 06:26:40] [INFO ] Added : 11 causal constraints over 5 iterations in 65 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Product exploration explored 100000 steps with 765 reset in 249 ms.
Product exploration explored 100000 steps with 765 reset in 214 ms.
Support contains 2 out of 61 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 61/61 places, 546/546 transitions.
Applied a total of 0 rules in 14 ms. Remains 61 /61 variables (removed 0) and now considering 546/546 (removed 0) transitions.
[2023-03-12 06:26:41] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-12 06:26:41] [INFO ] Invariant cache hit.
[2023-03-12 06:26:41] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-03-12 06:26:41] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-12 06:26:41] [INFO ] Invariant cache hit.
[2023-03-12 06:26:41] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:41] [INFO ] Implicit Places using invariants and state equation in 188 ms returned []
Implicit Place search using SMT with State Equation took 341 ms to find 0 implicit places.
[2023-03-12 06:26:41] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 06:26:41] [INFO ] Flow matrix only has 128 transitions (discarded 418 similar events)
[2023-03-12 06:26:41] [INFO ] Invariant cache hit.
[2023-03-12 06:26:41] [INFO ] Dead Transitions using invariants and state equation in 166 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 531 ms. Remains : 61/61 places, 546/546 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-03 finished in 4761 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(F(p1))||p0))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 548
Applied a total of 2 rules in 3 ms. Remains 66 /68 variables (removed 2) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:26:42] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2023-03-12 06:26:42] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-12 06:26:42] [INFO ] Dead Transitions using invariants and state equation in 185 ms found 0 transitions.
[2023-03-12 06:26:42] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:42] [INFO ] Invariant cache hit.
[2023-03-12 06:26:42] [INFO ] Implicit Places using invariants in 81 ms returned []
[2023-03-12 06:26:42] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:42] [INFO ] Invariant cache hit.
[2023-03-12 06:26:42] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:42] [INFO ] Implicit Places using invariants and state equation in 159 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 255 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 65/68 places, 548/548 transitions.
Applied a total of 0 rules in 2 ms. Remains 65 /65 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 459 ms. Remains : 65/68 places, 548/548 transitions.
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LEQ 1 s23) (LEQ 2 (ADD s50 s51))), p1:(LEQ s24 (ADD s48 s49))], 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 37456 reset in 225 ms.
Product exploration explored 100000 steps with 37495 reset in 234 ms.
Computed a total of 48 stabilizing places and 84 stable transitions
Computed a total of 48 stabilizing places and 84 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X (NOT p0)), (X p0)]
Property proved to be true thanks to knowledge :(X (X (NOT (AND (NOT p0) (NOT p1)))))
Knowledge based reduction with 2 factoid took 90 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-04 finished in 1106 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 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Graph (complete) has 1190 edges and 68 vertex of which 67 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 66 transition count 547
Applied a total of 3 rules in 24 ms. Remains 66 /68 variables (removed 2) and now considering 547/548 (removed 1) transitions.
[2023-03-12 06:26:43] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 66 cols
[2023-03-12 06:26:43] [INFO ] Computed 6 place invariants in 2 ms
[2023-03-12 06:26:43] [INFO ] Dead Transitions using invariants and state equation in 172 ms found 0 transitions.
[2023-03-12 06:26:43] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:43] [INFO ] Invariant cache hit.
[2023-03-12 06:26:43] [INFO ] Implicit Places using invariants in 88 ms returned []
[2023-03-12 06:26:43] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:43] [INFO ] Invariant cache hit.
[2023-03-12 06:26:43] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:43] [INFO ] Implicit Places using invariants and state equation in 222 ms returned [24, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 313 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/68 places, 547/548 transitions.
Applied a total of 0 rules in 13 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 524 ms. Remains : 64/68 places, 547/548 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-05 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:(LEQ s46 s22)], 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 1949 reset in 195 ms.
Product exploration explored 100000 steps with 1952 reset in 205 ms.
Computed a total of 47 stabilizing places and 83 stable transitions
Graph (complete) has 1099 edges and 64 vertex of which 63 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 47 stabilizing places and 83 stable transitions
Detected a total of 47/64 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT 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 48 ms :[(NOT p0), (NOT p0)]
Finished random walk after 46 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=23 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 132 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 57 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
[2023-03-12 06:26:44] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 64 cols
[2023-03-12 06:26:44] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:26:44] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:44] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2023-03-12 06:26:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:26:44] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:26:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:44] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-12 06:26:44] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:44] [INFO ] [Nat]Added 22 Read/Feed constraints in 11 ms returned sat
[2023-03-12 06:26:45] [INFO ] Deduced a trap composed of 5 places in 82 ms of which 1 ms to minimize.
[2023-03-12 06:26:45] [INFO ] Deduced a trap composed of 4 places in 47 ms of which 0 ms to minimize.
[2023-03-12 06:26:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 170 ms
[2023-03-12 06:26:45] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 76 transitions) in 13 ms.
[2023-03-12 06:26:45] [INFO ] Added : 10 causal constraints over 3 iterations in 46 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 547/547 transitions.
Applied a total of 0 rules in 20 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-12 06:26:45] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:45] [INFO ] Invariant cache hit.
[2023-03-12 06:26:45] [INFO ] Dead Transitions using invariants and state equation in 160 ms found 0 transitions.
[2023-03-12 06:26:45] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:45] [INFO ] Invariant cache hit.
[2023-03-12 06:26:45] [INFO ] Implicit Places using invariants in 77 ms returned []
[2023-03-12 06:26:45] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:45] [INFO ] Invariant cache hit.
[2023-03-12 06:26:45] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:45] [INFO ] Implicit Places using invariants and state equation in 191 ms returned []
Implicit Place search using SMT with State Equation took 270 ms to find 0 implicit places.
[2023-03-12 06:26:45] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 06:26:45] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:45] [INFO ] Invariant cache hit.
[2023-03-12 06:26:45] [INFO ] Dead Transitions using invariants and state equation in 168 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 627 ms. Remains : 64/64 places, 547/547 transitions.
Computed a total of 47 stabilizing places and 83 stable transitions
Graph (complete) has 1099 edges and 64 vertex of which 63 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 47 stabilizing places and 83 stable transitions
Detected a total of 47/64 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 164 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 56 ms :[(NOT p0), (NOT p0)]
Finished random walk after 50 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=50 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 129 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 54 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
[2023-03-12 06:26:46] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:46] [INFO ] Invariant cache hit.
[2023-03-12 06:26:46] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:46] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2023-03-12 06:26:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:26:46] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:26:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:26:46] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2023-03-12 06:26:46] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:46] [INFO ] [Nat]Added 22 Read/Feed constraints in 9 ms returned sat
[2023-03-12 06:26:46] [INFO ] Deduced a trap composed of 5 places in 79 ms of which 1 ms to minimize.
[2023-03-12 06:26:46] [INFO ] Deduced a trap composed of 4 places in 48 ms of which 1 ms to minimize.
[2023-03-12 06:26:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 170 ms
[2023-03-12 06:26:46] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 76 transitions) in 14 ms.
[2023-03-12 06:26:46] [INFO ] Added : 10 causal constraints over 3 iterations in 44 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1956 reset in 228 ms.
Product exploration explored 100000 steps with 1949 reset in 287 ms.
Support contains 2 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 547/547 transitions.
Applied a total of 0 rules in 15 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-12 06:26:47] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:47] [INFO ] Invariant cache hit.
[2023-03-12 06:26:47] [INFO ] Dead Transitions using invariants and state equation in 234 ms found 0 transitions.
[2023-03-12 06:26:47] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:47] [INFO ] Invariant cache hit.
[2023-03-12 06:26:47] [INFO ] Implicit Places using invariants in 101 ms returned []
[2023-03-12 06:26:47] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:47] [INFO ] Invariant cache hit.
[2023-03-12 06:26:47] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:48] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
[2023-03-12 06:26:48] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 06:26:48] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:48] [INFO ] Invariant cache hit.
[2023-03-12 06:26:48] [INFO ] Dead Transitions using invariants and state equation in 200 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 775 ms. Remains : 64/64 places, 547/547 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-05 finished in 5205 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((p0||X(G(p0)))))'
Support contains 1 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 548
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 65 transition count 547
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 65 transition count 547
Applied a total of 4 rules in 5 ms. Remains 65 /68 variables (removed 3) and now considering 547/548 (removed 1) transitions.
[2023-03-12 06:26:48] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-12 06:26:48] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:26:48] [INFO ] Dead Transitions using invariants and state equation in 201 ms found 0 transitions.
[2023-03-12 06:26:48] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:48] [INFO ] Invariant cache hit.
[2023-03-12 06:26:48] [INFO ] Implicit Places using invariants in 117 ms returned []
[2023-03-12 06:26:48] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:26:48] [INFO ] Invariant cache hit.
[2023-03-12 06:26:48] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:48] [INFO ] Implicit Places using invariants and state equation in 280 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 415 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/68 places, 547/548 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 623 ms. Remains : 63/68 places, 547/548 transitions.
Stuttering acceptance computed with spot in 70 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(LEQ 3 s22)], 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 65 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-06 finished in 716 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((p0 U (X(X(p1)) U (p2&&G(p1))))))'
Support contains 3 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 548
Applied a total of 2 rules in 2 ms. Remains 66 /68 variables (removed 2) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:26:49] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2023-03-12 06:26:49] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-12 06:26:49] [INFO ] Dead Transitions using invariants and state equation in 245 ms found 0 transitions.
[2023-03-12 06:26:49] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:49] [INFO ] Invariant cache hit.
[2023-03-12 06:26:49] [INFO ] Implicit Places using invariants in 101 ms returned []
[2023-03-12 06:26:49] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:49] [INFO ] Invariant cache hit.
[2023-03-12 06:26:49] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:49] [INFO ] Implicit Places using invariants and state equation in 208 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 311 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/68 places, 548/548 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 563 ms. Remains : 64/68 places, 548/548 transitions.
Stuttering acceptance computed with spot in 243 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0))), acceptance={} source=0 dest: 2}, { cond=(OR (AND (NOT p2) p0) (AND (NOT p1) p0)), acceptance={} source=0 dest: 3}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=0 dest: 4}], [{ cond=true, acceptance={} source=1 dest: 6}], [{ cond=true, acceptance={} source=2 dest: 1}, { cond=(OR (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND p2 p1), acceptance={} source=2 dest: 4}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=(OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0))), acceptance={} source=3 dest: 2}, { cond=(OR (AND (NOT p2) p0) (AND (NOT p1) p0)), acceptance={0} source=3 dest: 3}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=3 dest: 4}, { cond=(AND p2 p1 p0), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={} source=4 dest: 1}, { cond=(NOT p1), acceptance={0} source=4 dest: 2}, { cond=p1, acceptance={} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=5 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(AND p1 p0), acceptance={} source=5 dest: 5}], [{ cond=(NOT p1), acceptance={} source=6 dest: 7}], [{ cond=true, acceptance={0} source=7 dest: 7}]], initial=0, aps=[p0:(OR (LEQ s0 1) (LEQ s22 s45)), p2:(LEQ s22 s45), p1:(LEQ 3 s0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 22310 reset in 302 ms.
Product exploration explored 100000 steps with 22246 reset in 364 ms.
Computed a total of 47 stabilizing places and 84 stable transitions
Computed a total of 47 stabilizing places and 84 stable transitions
Detected a total of 47/64 stabilizing places and 84/548 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (OR (NOT p2) (NOT p1))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (AND p2 p1 p0))), (X (OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0)))), (X (NOT (AND p2 p1))), (X (NOT p0)), (X p1), (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), true, (X (X (OR (NOT p2) (NOT p1)))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (AND p2 p1 p0)))), (X (X (OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p0))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p1) p0))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 25 factoid took 1918 ms. Reduced automaton from 8 states, 24 edges and 3 AP (stutter sensitive) to 6 states, 20 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 309 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
Incomplete random walk after 10000 steps, including 56 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 12) seen :6
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-12 06:26:53] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 64 cols
[2023-03-12 06:26:53] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:26:53] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:5
[2023-03-12 06:26:53] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:53] [INFO ] After 63ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :5
[2023-03-12 06:26:53] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:53] [INFO ] After 80ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :1 sat :5
[2023-03-12 06:26:53] [INFO ] After 168ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :5
Attempting to minimize the solution found.
Minimization took 57 ms.
[2023-03-12 06:26:53] [INFO ] After 332ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :5
Fused 6 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 20 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 15 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:26:53] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:53] [INFO ] Invariant cache hit.
[2023-03-12 06:26:54] [INFO ] Dead Transitions using invariants and state equation in 200 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 217 ms. Remains : 64/64 places, 548/548 transitions.
Incomplete random walk after 10000 steps, including 56 resets, run finished after 207 ms. (steps per millisecond=48 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 442742 steps, run timeout after 3001 ms. (steps per millisecond=147 ) properties seen :{}
Probabilistic random walk after 442742 steps, saw 111335 distinct states, run finished after 3001 ms. (steps per millisecond=147 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-12 06:26:57] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:57] [INFO ] Invariant cache hit.
[2023-03-12 06:26:57] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 06:26:57] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:57] [INFO ] After 61ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 06:26:57] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:57] [INFO ] After 65ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 06:26:58] [INFO ] Deduced a trap composed of 5 places in 90 ms of which 0 ms to minimize.
[2023-03-12 06:26:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 109 ms
[2023-03-12 06:26:58] [INFO ] After 269ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 129 ms.
[2023-03-12 06:26:58] [INFO ] After 496ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 26 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 16 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 64/64 places, 548/548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 15 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:26:58] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:58] [INFO ] Invariant cache hit.
[2023-03-12 06:26:58] [INFO ] Implicit Places using invariants in 107 ms returned []
[2023-03-12 06:26:58] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:58] [INFO ] Invariant cache hit.
[2023-03-12 06:26:58] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:26:58] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 289 ms to find 0 implicit places.
[2023-03-12 06:26:58] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 06:26:58] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:26:58] [INFO ] Invariant cache hit.
[2023-03-12 06:26:58] [INFO ] Dead Transitions using invariants and state equation in 205 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 518 ms. Remains : 64/64 places, 548/548 transitions.
Ensure Unique test removed 418 transitions
Reduce isomorphic transitions removed 418 transitions.
Iterating post reduction 0 with 418 rules applied. Total rules applied 418 place count 64 transition count 130
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 422 place count 62 transition count 128
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 423 place count 62 transition count 127
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 424 place count 61 transition count 127
Applied a total of 424 rules in 7 ms. Remains 61 /64 variables (removed 3) and now considering 127/548 (removed 421) transitions.
Running SMT prover for 5 properties.
// Phase 1: matrix 127 rows 61 cols
[2023-03-12 06:26:58] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-12 06:26:58] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 06:26:58] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:26:58] [INFO ] After 75ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 06:26:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-12 06:26:59] [INFO ] After 59ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 06:26:59] [INFO ] After 106ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 55 ms.
[2023-03-12 06:26:59] [INFO ] After 291ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (OR (NOT p2) (NOT p1))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (AND p2 p1 p0))), (X (OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0)))), (X (NOT (AND p2 p1))), (X (NOT p0)), (X p1), (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), true, (X (X (OR (NOT p2) (NOT p1)))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (AND p2 p1 p0)))), (X (X (OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p0))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p1) p0))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (G (NOT (AND (NOT p0) p1 p2)))]
False Knowledge obtained : [(F (AND p1 p2)), (F (NOT (AND p1 (NOT p2)))), (F (NOT (AND (NOT p0) p1 (NOT p2)))), (F (AND p0 p1)), (F (AND p0 p1 p2)), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 26 factoid took 1641 ms. Reduced automaton from 6 states, 20 edges and 3 AP (stutter insensitive) to 6 states, 18 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 305 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 270 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
[2023-03-12 06:27:01] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 64 cols
[2023-03-12 06:27:01] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 06:27:01] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:27:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:01] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2023-03-12 06:27:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:27:01] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:27:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:01] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2023-03-12 06:27:01] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:02] [INFO ] [Nat]Added 22 Read/Feed constraints in 301 ms returned sat
[2023-03-12 06:27:02] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 77 transitions) in 34 ms.
[2023-03-12 06:27:02] [INFO ] Added : 13 causal constraints over 4 iterations in 85 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 21 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:02] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:02] [INFO ] Invariant cache hit.
[2023-03-12 06:27:02] [INFO ] Dead Transitions using invariants and state equation in 225 ms found 0 transitions.
[2023-03-12 06:27:02] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:02] [INFO ] Invariant cache hit.
[2023-03-12 06:27:02] [INFO ] Implicit Places using invariants in 113 ms returned []
[2023-03-12 06:27:02] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:02] [INFO ] Invariant cache hit.
[2023-03-12 06:27:02] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:02] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
[2023-03-12 06:27:02] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 06:27:02] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:02] [INFO ] Invariant cache hit.
[2023-03-12 06:27:03] [INFO ] Dead Transitions using invariants and state equation in 184 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 762 ms. Remains : 64/64 places, 548/548 transitions.
Computed a total of 47 stabilizing places and 84 stable transitions
Computed a total of 47 stabilizing places and 84 stable transitions
Detected a total of 47/64 stabilizing places and 84/548 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p1 (NOT p2))), (X p1), (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (OR p0 p1)), (X (AND (NOT p0) p1)), (X (NOT (AND p1 p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p1 (NOT p2)))), true, (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR p0 p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p1 p2)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 21 factoid took 1119 ms. Reduced automaton from 6 states, 18 edges and 3 AP (stutter insensitive) to 6 states, 18 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 248 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
Incomplete random walk after 10000 steps, including 56 resets, run finished after 238 ms. (steps per millisecond=42 ) properties (out of 9) seen :4
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-12 06:27:05] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:05] [INFO ] Invariant cache hit.
[2023-03-12 06:27:05] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 06:27:05] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:27:05] [INFO ] After 80ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:05] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:05] [INFO ] After 65ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:05] [INFO ] After 156ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 55 ms.
[2023-03-12 06:27:05] [INFO ] After 334ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 16 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 14 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:05] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:05] [INFO ] Invariant cache hit.
[2023-03-12 06:27:05] [INFO ] Dead Transitions using invariants and state equation in 227 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 242 ms. Remains : 64/64 places, 548/548 transitions.
Incomplete random walk after 10000 steps, including 56 resets, run finished after 181 ms. (steps per millisecond=55 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 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 19 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10009 steps, including 21 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 526212 steps, run timeout after 3001 ms. (steps per millisecond=175 ) properties seen :{}
Probabilistic random walk after 526212 steps, saw 130863 distinct states, run finished after 3001 ms. (steps per millisecond=175 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-12 06:27:09] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:09] [INFO ] Invariant cache hit.
[2023-03-12 06:27:09] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 06:27:09] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:09] [INFO ] After 64ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:09] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:09] [INFO ] After 52ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:09] [INFO ] After 117ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 46 ms.
[2023-03-12 06:27:09] [INFO ] After 270ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 13 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 12 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 64/64 places, 548/548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 11 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:09] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:09] [INFO ] Invariant cache hit.
[2023-03-12 06:27:09] [INFO ] Implicit Places using invariants in 118 ms returned []
[2023-03-12 06:27:09] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:09] [INFO ] Invariant cache hit.
[2023-03-12 06:27:09] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:09] [INFO ] Implicit Places using invariants and state equation in 179 ms returned []
Implicit Place search using SMT with State Equation took 298 ms to find 0 implicit places.
[2023-03-12 06:27:09] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-12 06:27:09] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:09] [INFO ] Invariant cache hit.
[2023-03-12 06:27:10] [INFO ] Dead Transitions using invariants and state equation in 214 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 537 ms. Remains : 64/64 places, 548/548 transitions.
Ensure Unique test removed 418 transitions
Reduce isomorphic transitions removed 418 transitions.
Iterating post reduction 0 with 418 rules applied. Total rules applied 418 place count 64 transition count 130
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 422 place count 62 transition count 128
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 423 place count 62 transition count 127
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 424 place count 61 transition count 127
Applied a total of 424 rules in 6 ms. Remains 61 /64 variables (removed 3) and now considering 127/548 (removed 421) transitions.
Running SMT prover for 5 properties.
// Phase 1: matrix 127 rows 61 cols
[2023-03-12 06:27:10] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 06:27:10] [INFO ] After 30ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 06:27:10] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 06:27:10] [INFO ] After 99ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:10] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-12 06:27:10] [INFO ] After 45ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:10] [INFO ] After 102ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 43 ms.
[2023-03-12 06:27:10] [INFO ] After 287ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p1 (NOT p2))), (X p1), (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (OR p0 p1)), (X (AND (NOT p0) p1)), (X (NOT (AND p1 p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p1 (NOT p2)))), true, (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR p0 p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p1 p2)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p2) p1))), (F (AND p2 p1)), (F (NOT (AND (NOT p0) p1))), (F (AND p0 p1))]
Knowledge based reduction with 21 factoid took 1420 ms. Reduced automaton from 6 states, 18 edges and 3 AP (stutter insensitive) to 6 states, 18 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 244 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 262 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
[2023-03-12 06:27:12] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 64 cols
[2023-03-12 06:27:12] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:27:12] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:27:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:12] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2023-03-12 06:27:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:27:12] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:27:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:12] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2023-03-12 06:27:12] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:13] [INFO ] [Nat]Added 22 Read/Feed constraints in 303 ms returned sat
[2023-03-12 06:27:13] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 77 transitions) in 25 ms.
[2023-03-12 06:27:13] [INFO ] Added : 13 causal constraints over 4 iterations in 74 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 300 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
Product exploration explored 100000 steps with 585 reset in 304 ms.
Product exploration explored 100000 steps with 585 reset in 310 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 14 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:14] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:14] [INFO ] Invariant cache hit.
[2023-03-12 06:27:14] [INFO ] Dead Transitions using invariants and state equation in 217 ms found 0 transitions.
[2023-03-12 06:27:14] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:14] [INFO ] Invariant cache hit.
[2023-03-12 06:27:14] [INFO ] Implicit Places using invariants in 93 ms returned []
[2023-03-12 06:27:14] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:14] [INFO ] Invariant cache hit.
[2023-03-12 06:27:14] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:14] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 305 ms to find 0 implicit places.
[2023-03-12 06:27:14] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-12 06:27:14] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:14] [INFO ] Invariant cache hit.
[2023-03-12 06:27:14] [INFO ] Dead Transitions using invariants and state equation in 195 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 740 ms. Remains : 64/64 places, 548/548 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07 finished in 25887 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(p0)) U (!p0&&X(G(p0)))))'
Support contains 1 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 548
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 65 transition count 547
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 65 transition count 547
Applied a total of 4 rules in 5 ms. Remains 65 /68 variables (removed 3) and now considering 547/548 (removed 1) transitions.
[2023-03-12 06:27:14] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-12 06:27:14] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 06:27:15] [INFO ] Dead Transitions using invariants and state equation in 200 ms found 0 transitions.
[2023-03-12 06:27:15] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:15] [INFO ] Invariant cache hit.
[2023-03-12 06:27:15] [INFO ] Implicit Places using invariants in 132 ms returned []
[2023-03-12 06:27:15] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:15] [INFO ] Invariant cache hit.
[2023-03-12 06:27:15] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:15] [INFO ] Implicit Places using invariants and state equation in 262 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 399 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/68 places, 547/548 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 607 ms. Remains : 63/68 places, 547/548 transitions.
Stuttering acceptance computed with spot in 216 ms :[true, (NOT p0), (NOT p0), true, true]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 4}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=p0, acceptance={} source=3 dest: 0}, { cond=(NOT p0), acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={0} source=4 dest: 4}]], initial=3, aps=[p0:(LEQ 1 s45)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-09 finished in 858 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(p0)||F(p1)))'
Support contains 4 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Graph (complete) has 1190 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 24 ms. Remains 66 /68 variables (removed 2) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:15] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2023-03-12 06:27:15] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 06:27:16] [INFO ] Dead Transitions using invariants and state equation in 219 ms found 0 transitions.
[2023-03-12 06:27:16] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:16] [INFO ] Invariant cache hit.
[2023-03-12 06:27:16] [INFO ] Implicit Places using invariants in 80 ms returned []
[2023-03-12 06:27:16] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:16] [INFO ] Invariant cache hit.
[2023-03-12 06:27:16] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:16] [INFO ] Implicit Places using invariants and state equation in 280 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 363 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/68 places, 548/548 transitions.
Applied a total of 0 rules in 17 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 625 ms. Remains : 64/68 places, 548/548 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}]], initial=1, aps=[p1:(GT 2 s0), p0:(AND (LEQ (ADD s47 s48) s45) (LEQ 2 s0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 169 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-10 finished in 762 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 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 548
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 65 transition count 547
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 65 transition count 547
Applied a total of 4 rules in 9 ms. Remains 65 /68 variables (removed 3) and now considering 547/548 (removed 1) transitions.
[2023-03-12 06:27:16] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 65 cols
[2023-03-12 06:27:16] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:27:16] [INFO ] Dead Transitions using invariants and state equation in 247 ms found 0 transitions.
[2023-03-12 06:27:16] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:16] [INFO ] Invariant cache hit.
[2023-03-12 06:27:16] [INFO ] Implicit Places using invariants in 107 ms returned []
[2023-03-12 06:27:16] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:16] [INFO ] Invariant cache hit.
[2023-03-12 06:27:16] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:17] [INFO ] Implicit Places using invariants and state equation in 235 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 344 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/68 places, 547/548 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 603 ms. Remains : 63/68 places, 547/548 transitions.
Stuttering acceptance computed with spot in 96 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-14 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:(LEQ s22 s0)], 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 8 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-14 finished in 724 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&&X(F(p1)))))'
Support contains 3 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 548
Applied a total of 2 rules in 5 ms. Remains 66 /68 variables (removed 2) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:17] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2023-03-12 06:27:17] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 06:27:17] [INFO ] Dead Transitions using invariants and state equation in 226 ms found 0 transitions.
[2023-03-12 06:27:17] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:17] [INFO ] Invariant cache hit.
[2023-03-12 06:27:17] [INFO ] Implicit Places using invariants in 126 ms returned []
[2023-03-12 06:27:17] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:17] [INFO ] Invariant cache hit.
[2023-03-12 06:27:17] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:17] [INFO ] Implicit Places using invariants and state equation in 237 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 367 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 65/68 places, 548/548 transitions.
Applied a total of 0 rules in 2 ms. Remains 65 /65 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 602 ms. Remains : 65/68 places, 548/548 transitions.
Stuttering acceptance computed with spot in 76 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ s22 s46), p1:(LEQ 2 s23)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, 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 9765 steps with 143 reset in 33 ms.
FORMULA BridgeAndVehicles-COL-V20P20N10-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-15 finished in 736 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)))'
Found a Shortening insensitive property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-00
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 68 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Graph (complete) has 1190 edges and 68 vertex of which 67 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 66 transition count 547
Applied a total of 3 rules in 13 ms. Remains 66 /68 variables (removed 2) and now considering 547/548 (removed 1) transitions.
[2023-03-12 06:27:18] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 66 cols
[2023-03-12 06:27:18] [INFO ] Computed 6 place invariants in 2 ms
[2023-03-12 06:27:18] [INFO ] Dead Transitions using invariants and state equation in 218 ms found 0 transitions.
[2023-03-12 06:27:18] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:18] [INFO ] Invariant cache hit.
[2023-03-12 06:27:18] [INFO ] Implicit Places using invariants in 140 ms returned []
[2023-03-12 06:27:18] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:18] [INFO ] Invariant cache hit.
[2023-03-12 06:27:18] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:18] [INFO ] Implicit Places using invariants and state equation in 246 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 388 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 64/68 places, 547/548 transitions.
Applied a total of 0 rules in 5 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 626 ms. Remains : 64/68 places, 547/548 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 2 s46)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 1734 reset in 243 ms.
Product exploration explored 100000 steps with 1728 reset in 311 ms.
Computed a total of 47 stabilizing places and 83 stable transitions
Graph (complete) has 1099 edges and 64 vertex of which 63 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 47 stabilizing places and 83 stable transitions
Detected a total of 47/64 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 124 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Finished random walk after 19 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=9 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 208 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
[2023-03-12 06:27:19] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
// Phase 1: matrix 129 rows 64 cols
[2023-03-12 06:27:19] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 06:27:20] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:20] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2023-03-12 06:27:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:27:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:20] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2023-03-12 06:27:20] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:20] [INFO ] [Nat]Added 22 Read/Feed constraints in 139 ms returned sat
[2023-03-12 06:27:20] [INFO ] Deduced a trap composed of 5 places in 107 ms of which 1 ms to minimize.
[2023-03-12 06:27:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 128 ms
[2023-03-12 06:27:20] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 76 transitions) in 21 ms.
[2023-03-12 06:27:20] [INFO ] Added : 11 causal constraints over 4 iterations in 98 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 547/547 transitions.
Applied a total of 0 rules in 26 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-12 06:27:20] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:20] [INFO ] Invariant cache hit.
[2023-03-12 06:27:21] [INFO ] Dead Transitions using invariants and state equation in 247 ms found 0 transitions.
[2023-03-12 06:27:21] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:21] [INFO ] Invariant cache hit.
[2023-03-12 06:27:21] [INFO ] Implicit Places using invariants in 102 ms returned []
[2023-03-12 06:27:21] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:21] [INFO ] Invariant cache hit.
[2023-03-12 06:27:21] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:21] [INFO ] Implicit Places using invariants and state equation in 219 ms returned []
Implicit Place search using SMT with State Equation took 323 ms to find 0 implicit places.
[2023-03-12 06:27:21] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 06:27:21] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:21] [INFO ] Invariant cache hit.
[2023-03-12 06:27:21] [INFO ] Dead Transitions using invariants and state equation in 233 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 842 ms. Remains : 64/64 places, 547/547 transitions.
Computed a total of 47 stabilizing places and 83 stable transitions
Graph (complete) has 1099 edges and 64 vertex of which 63 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 47 stabilizing places and 83 stable transitions
Detected a total of 47/64 stabilizing places and 83/547 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 125 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Finished random walk after 68 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=68 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 151 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2023-03-12 06:27:22] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:22] [INFO ] Invariant cache hit.
[2023-03-12 06:27:22] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:22] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2023-03-12 06:27:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:27:22] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:22] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2023-03-12 06:27:22] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:22] [INFO ] [Nat]Added 22 Read/Feed constraints in 128 ms returned sat
[2023-03-12 06:27:22] [INFO ] Deduced a trap composed of 5 places in 95 ms of which 0 ms to minimize.
[2023-03-12 06:27:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 119 ms
[2023-03-12 06:27:22] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 76 transitions) in 18 ms.
[2023-03-12 06:27:22] [INFO ] Added : 11 causal constraints over 4 iterations in 69 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1712 reset in 192 ms.
Product exploration explored 100000 steps with 1738 reset in 192 ms.
Support contains 1 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 547/547 transitions.
Applied a total of 0 rules in 14 ms. Remains 64 /64 variables (removed 0) and now considering 547/547 (removed 0) transitions.
[2023-03-12 06:27:23] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:23] [INFO ] Invariant cache hit.
[2023-03-12 06:27:23] [INFO ] Dead Transitions using invariants and state equation in 186 ms found 0 transitions.
[2023-03-12 06:27:23] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:23] [INFO ] Invariant cache hit.
[2023-03-12 06:27:23] [INFO ] Implicit Places using invariants in 100 ms returned []
[2023-03-12 06:27:23] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:23] [INFO ] Invariant cache hit.
[2023-03-12 06:27:23] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:23] [INFO ] Implicit Places using invariants and state equation in 157 ms returned []
Implicit Place search using SMT with State Equation took 260 ms to find 0 implicit places.
[2023-03-12 06:27:23] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 06:27:23] [INFO ] Flow matrix only has 129 transitions (discarded 418 similar events)
[2023-03-12 06:27:23] [INFO ] Invariant cache hit.
[2023-03-12 06:27:23] [INFO ] Dead Transitions using invariants and state equation in 184 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 653 ms. Remains : 64/64 places, 547/547 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-00 finished in 5841 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)&&F(G(p1)))))'
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)))'
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((p0 U (X(X(p1)) U (p2&&G(p1))))))'
Found a Lengthening insensitive property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07
Stuttering acceptance computed with spot in 314 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Support contains 3 out of 68 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Graph (complete) has 1190 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 4 ms. Remains 66 /68 variables (removed 2) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:24] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 66 cols
[2023-03-12 06:27:24] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:27:24] [INFO ] Dead Transitions using invariants and state equation in 184 ms found 0 transitions.
[2023-03-12 06:27:24] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:24] [INFO ] Invariant cache hit.
[2023-03-12 06:27:24] [INFO ] Implicit Places using invariants in 104 ms returned []
[2023-03-12 06:27:24] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:24] [INFO ] Invariant cache hit.
[2023-03-12 06:27:25] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:25] [INFO ] Implicit Places using invariants and state equation in 250 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 355 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 64/68 places, 548/548 transitions.
Applied a total of 0 rules in 3 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 550 ms. Remains : 64/68 places, 548/548 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0))), acceptance={} source=0 dest: 2}, { cond=(OR (AND (NOT p2) p0) (AND (NOT p1) p0)), acceptance={} source=0 dest: 3}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=0 dest: 4}], [{ cond=true, acceptance={} source=1 dest: 6}], [{ cond=true, acceptance={} source=2 dest: 1}, { cond=(OR (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND p2 p1), acceptance={} source=2 dest: 4}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=(OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0))), acceptance={} source=3 dest: 2}, { cond=(OR (AND (NOT p2) p0) (AND (NOT p1) p0)), acceptance={0} source=3 dest: 3}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=3 dest: 4}, { cond=(AND p2 p1 p0), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={} source=4 dest: 1}, { cond=(NOT p1), acceptance={0} source=4 dest: 2}, { cond=p1, acceptance={} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=5 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(AND p1 p0), acceptance={} source=5 dest: 5}], [{ cond=(NOT p1), acceptance={} source=6 dest: 7}], [{ cond=true, acceptance={0} source=7 dest: 7}]], initial=0, aps=[p0:(OR (LEQ s0 1) (LEQ s22 s45)), p2:(LEQ s22 s45), p1:(LEQ 3 s0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, sl-invariant], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 22223 reset in 229 ms.
Product exploration explored 100000 steps with 22228 reset in 239 ms.
Computed a total of 47 stabilizing places and 84 stable transitions
Computed a total of 47 stabilizing places and 84 stable transitions
Detected a total of 47/64 stabilizing places and 84/548 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (OR (NOT p2) (NOT p1))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (AND p2 p1 p0))), (X (OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0)))), (X (NOT (AND p2 p1))), (X (NOT p0)), (X p1), (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), true, (X (X (OR (NOT p2) (NOT p1)))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (AND p2 p1 p0)))), (X (X (OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p0))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p1) p0))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 25 factoid took 1956 ms. Reduced automaton from 8 states, 24 edges and 3 AP (stutter sensitive) to 6 states, 20 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 170 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
Incomplete random walk after 10000 steps, including 56 resets, run finished after 222 ms. (steps per millisecond=45 ) properties (out of 12) seen :6
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 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 19 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-12 06:27:28] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 64 cols
[2023-03-12 06:27:28] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:27:28] [INFO ] After 24ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:5
[2023-03-12 06:27:28] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:28] [INFO ] After 58ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :5
[2023-03-12 06:27:28] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:28] [INFO ] After 71ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :1 sat :5
[2023-03-12 06:27:28] [INFO ] After 145ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :5
Attempting to minimize the solution found.
Minimization took 51 ms.
[2023-03-12 06:27:28] [INFO ] After 294ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :5
Fused 6 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 16 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 13 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:28] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:28] [INFO ] Invariant cache hit.
[2023-03-12 06:27:28] [INFO ] Dead Transitions using invariants and state equation in 137 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 64/64 places, 548/548 transitions.
Incomplete random walk after 10000 steps, including 56 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 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 20 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 593433 steps, run timeout after 3001 ms. (steps per millisecond=197 ) properties seen :{}
Probabilistic random walk after 593433 steps, saw 146380 distinct states, run finished after 3001 ms. (steps per millisecond=197 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-12 06:27:32] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:32] [INFO ] Invariant cache hit.
[2023-03-12 06:27:32] [INFO ] After 22ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 06:27:32] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:32] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:32] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:32] [INFO ] After 58ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:32] [INFO ] Deduced a trap composed of 5 places in 97 ms of which 0 ms to minimize.
[2023-03-12 06:27:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 117 ms
[2023-03-12 06:27:32] [INFO ] After 260ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 120 ms.
[2023-03-12 06:27:32] [INFO ] After 463ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 43 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 18 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 64/64 places, 548/548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 16 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:32] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:32] [INFO ] Invariant cache hit.
[2023-03-12 06:27:32] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-12 06:27:32] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:32] [INFO ] Invariant cache hit.
[2023-03-12 06:27:32] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:33] [INFO ] Implicit Places using invariants and state equation in 161 ms returned []
Implicit Place search using SMT with State Equation took 261 ms to find 0 implicit places.
[2023-03-12 06:27:33] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-12 06:27:33] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:33] [INFO ] Invariant cache hit.
[2023-03-12 06:27:33] [INFO ] Dead Transitions using invariants and state equation in 161 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 446 ms. Remains : 64/64 places, 548/548 transitions.
Ensure Unique test removed 418 transitions
Reduce isomorphic transitions removed 418 transitions.
Iterating post reduction 0 with 418 rules applied. Total rules applied 418 place count 64 transition count 130
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 422 place count 62 transition count 128
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 423 place count 62 transition count 127
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 424 place count 61 transition count 127
Applied a total of 424 rules in 5 ms. Remains 61 /64 variables (removed 3) and now considering 127/548 (removed 421) transitions.
Running SMT prover for 5 properties.
// Phase 1: matrix 127 rows 61 cols
[2023-03-12 06:27:33] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-12 06:27:33] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 06:27:33] [INFO ] [Nat]Absence check using 5 positive place invariants in 0 ms returned sat
[2023-03-12 06:27:33] [INFO ] After 55ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:33] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-12 06:27:33] [INFO ] After 53ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:33] [INFO ] After 98ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 64 ms.
[2023-03-12 06:27:33] [INFO ] After 248ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (OR (NOT p2) (NOT p1))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (AND p2 p1 p0))), (X (OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0)))), (X (NOT (AND p2 p1))), (X (NOT p0)), (X p1), (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), true, (X (X (OR (NOT p2) (NOT p1)))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (AND p2 p1 p0)))), (X (X (OR (AND (NOT p2) (NOT p0)) (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p0))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p1) p0))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (G (NOT (AND (NOT p0) p1 p2)))]
False Knowledge obtained : [(F (AND p1 p2)), (F (NOT (AND p1 (NOT p2)))), (F (NOT (AND (NOT p0) p1 (NOT p2)))), (F (AND p0 p1)), (F (AND p0 p1 p2)), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 26 factoid took 1140 ms. Reduced automaton from 6 states, 20 edges and 3 AP (stutter insensitive) to 6 states, 18 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 178 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 159 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
[2023-03-12 06:27:35] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 64 cols
[2023-03-12 06:27:35] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-12 06:27:35] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:27:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:35] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2023-03-12 06:27:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:27:35] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:35] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2023-03-12 06:27:35] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:35] [INFO ] [Nat]Added 22 Read/Feed constraints in 221 ms returned sat
[2023-03-12 06:27:35] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 77 transitions) in 24 ms.
[2023-03-12 06:27:35] [INFO ] Added : 13 causal constraints over 4 iterations in 86 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 12 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:35] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:35] [INFO ] Invariant cache hit.
[2023-03-12 06:27:35] [INFO ] Dead Transitions using invariants and state equation in 208 ms found 0 transitions.
[2023-03-12 06:27:35] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:35] [INFO ] Invariant cache hit.
[2023-03-12 06:27:35] [INFO ] Implicit Places using invariants in 92 ms returned []
[2023-03-12 06:27:35] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:35] [INFO ] Invariant cache hit.
[2023-03-12 06:27:35] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:36] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 244 ms to find 0 implicit places.
[2023-03-12 06:27:36] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 06:27:36] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:36] [INFO ] Invariant cache hit.
[2023-03-12 06:27:36] [INFO ] Dead Transitions using invariants and state equation in 151 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 622 ms. Remains : 64/64 places, 548/548 transitions.
Computed a total of 47 stabilizing places and 84 stable transitions
Computed a total of 47 stabilizing places and 84 stable transitions
Detected a total of 47/64 stabilizing places and 84/548 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p1 (NOT p2))), (X p1), (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (OR p0 p1)), (X (AND (NOT p0) p1)), (X (NOT (AND p1 p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p1 (NOT p2)))), true, (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR p0 p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p1 p2)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 21 factoid took 1002 ms. Reduced automaton from 6 states, 18 edges and 3 AP (stutter insensitive) to 6 states, 18 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 272 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
Incomplete random walk after 10000 steps, including 56 resets, run finished after 196 ms. (steps per millisecond=51 ) properties (out of 9) seen :4
Incomplete Best-First random walk after 10003 steps, including 19 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 23 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-12 06:27:38] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:38] [INFO ] Invariant cache hit.
[2023-03-12 06:27:38] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 06:27:38] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:38] [INFO ] After 77ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:38] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:38] [INFO ] After 64ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:38] [INFO ] After 141ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 45 ms.
[2023-03-12 06:27:38] [INFO ] After 304ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 29 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 21 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:38] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:38] [INFO ] Invariant cache hit.
[2023-03-12 06:27:38] [INFO ] Dead Transitions using invariants and state equation in 159 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 181 ms. Remains : 64/64 places, 548/548 transitions.
Incomplete random walk after 10000 steps, including 56 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 5) 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 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 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 21 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 584800 steps, run timeout after 3001 ms. (steps per millisecond=194 ) properties seen :{}
Probabilistic random walk after 584800 steps, saw 144177 distinct states, run finished after 3001 ms. (steps per millisecond=194 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-12 06:27:42] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:42] [INFO ] Invariant cache hit.
[2023-03-12 06:27:42] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 06:27:42] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:42] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:42] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:42] [INFO ] After 76ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:42] [INFO ] After 176ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 65 ms.
[2023-03-12 06:27:42] [INFO ] After 368ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 22 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 16 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 64/64 places, 548/548 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 15 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:42] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:42] [INFO ] Invariant cache hit.
[2023-03-12 06:27:42] [INFO ] Implicit Places using invariants in 134 ms returned []
[2023-03-12 06:27:42] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:42] [INFO ] Invariant cache hit.
[2023-03-12 06:27:42] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:42] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 343 ms to find 0 implicit places.
[2023-03-12 06:27:42] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-12 06:27:42] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:42] [INFO ] Invariant cache hit.
[2023-03-12 06:27:43] [INFO ] Dead Transitions using invariants and state equation in 232 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 601 ms. Remains : 64/64 places, 548/548 transitions.
Ensure Unique test removed 418 transitions
Reduce isomorphic transitions removed 418 transitions.
Iterating post reduction 0 with 418 rules applied. Total rules applied 418 place count 64 transition count 130
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 422 place count 62 transition count 128
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 423 place count 62 transition count 127
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 424 place count 61 transition count 127
Applied a total of 424 rules in 5 ms. Remains 61 /64 variables (removed 3) and now considering 127/548 (removed 421) transitions.
Running SMT prover for 5 properties.
// Phase 1: matrix 127 rows 61 cols
[2023-03-12 06:27:43] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:27:43] [INFO ] After 47ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-12 06:27:43] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-12 06:27:43] [INFO ] After 106ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-12 06:27:43] [INFO ] After 49ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-12 06:27:43] [INFO ] After 110ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 47 ms.
[2023-03-12 06:27:43] [INFO ] After 316ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p1 (NOT p2))), (X p1), (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (OR p0 p1)), (X (AND (NOT p0) p1)), (X (NOT (AND p1 p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p1 (NOT p2)))), true, (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR p0 p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p1 p2)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p2) p1))), (F (AND p2 p1)), (F (NOT (AND (NOT p0) p1))), (F (AND p0 p1))]
Knowledge based reduction with 21 factoid took 1211 ms. Reduced automaton from 6 states, 18 edges and 3 AP (stutter insensitive) to 6 states, 18 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 285 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 226 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
[2023-03-12 06:27:45] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 64 cols
[2023-03-12 06:27:45] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-12 06:27:45] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:27:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:45] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2023-03-12 06:27:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 06:27:45] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-12 06:27:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 06:27:45] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-12 06:27:45] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:45] [INFO ] [Nat]Added 22 Read/Feed constraints in 303 ms returned sat
[2023-03-12 06:27:45] [INFO ] Computed and/alt/rep : 50/98/50 causal constraints (skipped 77 transitions) in 19 ms.
[2023-03-12 06:27:45] [INFO ] Added : 13 causal constraints over 4 iterations in 63 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 213 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), true]
Product exploration explored 100000 steps with 585 reset in 236 ms.
Product exploration explored 100000 steps with 586 reset in 231 ms.
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 548/548 transitions.
Applied a total of 0 rules in 12 ms. Remains 64 /64 variables (removed 0) and now considering 548/548 (removed 0) transitions.
[2023-03-12 06:27:46] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:46] [INFO ] Invariant cache hit.
[2023-03-12 06:27:46] [INFO ] Dead Transitions using invariants and state equation in 217 ms found 0 transitions.
[2023-03-12 06:27:46] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:46] [INFO ] Invariant cache hit.
[2023-03-12 06:27:46] [INFO ] Implicit Places using invariants in 83 ms returned []
[2023-03-12 06:27:46] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:46] [INFO ] Invariant cache hit.
[2023-03-12 06:27:46] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 06:27:47] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 269 ms to find 0 implicit places.
[2023-03-12 06:27:47] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-12 06:27:47] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
[2023-03-12 06:27:47] [INFO ] Invariant cache hit.
[2023-03-12 06:27:47] [INFO ] Dead Transitions using invariants and state equation in 188 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 705 ms. Remains : 64/64 places, 548/548 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07 finished in 23117 ms.
[2023-03-12 06:27:47] [INFO ] Flatten gal took : 36 ms
[2023-03-12 06:27:47] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-12 06:27:47] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 68 places, 548 transitions and 4070 arcs took 6 ms.
Total runtime 97306 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2930/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2930/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2930/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2930/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2930/ltl_4_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-00
Could not compute solution for formula : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-02
Could not compute solution for formula : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-03
Could not compute solution for formula : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-05
Could not compute solution for formula : BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07

BK_STOP 1678602468553

--------------------
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 LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name BridgeAndVehicles-COL-V20P20N10-LTLCardinality-00
ltl formula formula --ltl=/tmp/2930/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 68 places, 548 transitions and 4070 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 0.140 real 0.020 user 0.040 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2930/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2930/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2930/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2930/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name BridgeAndVehicles-COL-V20P20N10-LTLCardinality-02
ltl formula formula --ltl=/tmp/2930/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 68 places, 548 transitions and 4070 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 0.100 real 0.030 user 0.020 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2930/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2930/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2930/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2930/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
ltl formula name BridgeAndVehicles-COL-V20P20N10-LTLCardinality-03
ltl formula formula --ltl=/tmp/2930/ltl_2_
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: =============================================================================
Warning: program compiled against libxml 210 using older 209
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
pnml2lts-mc( 0/ 4): Petri net has 68 places, 548 transitions and 4070 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 0.010 user 0.020 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2930/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2930/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2930/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2930/ltl_2_
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
ltl formula name BridgeAndVehicles-COL-V20P20N10-LTLCardinality-05
ltl formula formula --ltl=/tmp/2930/ltl_3_
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 68 places, 548 transitions and 4070 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2930/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2930/ltl_3_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2930/ltl_3_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.160 real 0.010 user 0.030 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2930/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name BridgeAndVehicles-COL-V20P20N10-LTLCardinality-07
ltl formula formula --ltl=/tmp/2930/ltl_4_
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
pnml2lts-mc( 0/ 4): Petri net has 68 places, 548 transitions and 4070 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.100 real 0.030 user 0.020 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2930/ltl_4_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2930/ltl_4_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2930/ltl_4_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2930/ltl_4_
pnml2lts-mc( 0/ 4): buchi has 8 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted

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="BridgeAndVehicles-COL-V20P20N10"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is BridgeAndVehicles-COL-V20P20N10, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r041-tajo-167813694200043"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P20N10.tgz
mv BridgeAndVehicles-COL-V20P20N10 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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