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-167813694200084.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)
....................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BridgeAndVehicles-COL-V50P20N50, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694200084
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 8.1K Feb 25 12:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Feb 25 12:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Feb 25 12:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 12:42 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 4.1K Feb 25 15:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 15:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 25 14:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 140K Feb 25 14:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 25 14:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:36 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 44K 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-V50P20N50-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V50P20N50-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678605918725

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V50P20N50
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 07:25:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 07:25:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 07:25:20] [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 07:25:20] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-12 07:25:20] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 475 ms
[2023-03-12 07:25:20] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 168 PT places and 531118.0 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
[2023-03-12 07:25:21] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 4 ms.
[2023-03-12 07:25:21] [INFO ] Skeletonized 12 HLPN properties in 0 ms. Removed 4 properties that had guard overlaps.
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 4 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
Finished random walk after 115 steps, including 0 resets, run visited all 7 properties in 9 ms. (steps per millisecond=12 )
[2023-03-12 07:25:21] [INFO ] Flatten gal took : 14 ms
[2023-03-12 07:25:21] [INFO ] Flatten gal took : 2 ms
Arc [13:1*[(MOD (ADD $cpt 1) 51)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 51)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 51) 51) 51)]] contains successor/predecessor on variables of sort voitureB
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2023-03-12 07:25:21] [INFO ] Unfolded HLPN to a Petri net with 168 places and 5408 transitions 42330 arcs in 97 ms.
[2023-03-12 07:25:21] [INFO ] Unfolded 16 HLPN properties in 2 ms.
Initial state reduction rules removed 2 formulas.
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 166 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 166 transition count 5408
Applied a total of 2 rules in 64 ms. Remains 166 /168 variables (removed 2) and now considering 5408/5408 (removed 0) transitions.
[2023-03-12 07:25:21] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 166 cols
[2023-03-12 07:25:21] [INFO ] Computed 5 place invariants in 19 ms
[2023-03-12 07:25:23] [INFO ] Dead Transitions using invariants and state equation in 1828 ms found 0 transitions.
[2023-03-12 07:25:23] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:25:23] [INFO ] Invariant cache hit.
[2023-03-12 07:25:23] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-12 07:25:23] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:25:23] [INFO ] Invariant cache hit.
[2023-03-12 07:25:23] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:25:24] [INFO ] Implicit Places using invariants and state equation in 346 ms returned []
Implicit Place search using SMT with State Equation took 393 ms to find 0 implicit places.
[2023-03-12 07:25:24] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:25:24] [INFO ] Invariant cache hit.
[2023-03-12 07:25:25] [INFO ] Dead Transitions using invariants and state equation in 1771 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 166/168 places, 5408/5408 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4096 ms. Remains : 166/168 places, 5408/5408 transitions.
Support contains 166 out of 166 places after structural reductions.
[2023-03-12 07:25:26] [INFO ] Flatten gal took : 404 ms
[2023-03-12 07:25:28] [INFO ] Flatten gal took : 444 ms
[2023-03-12 07:25:29] [INFO ] Input system was already deterministic with 5408 transitions.
Support contains 165 out of 166 places (down from 166) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 23 resets, run finished after 1993 ms. (steps per millisecond=5 ) properties (out of 14) seen :13
Incomplete Best-First random walk after 10000 steps, including 7 resets, run finished after 2173 ms. (steps per millisecond=4 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-12 07:25:34] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:25:34] [INFO ] Invariant cache hit.
[2023-03-12 07:25:36] [INFO ] [Real]Absence check using 5 positive place invariants in 8 ms returned sat
[2023-03-12 07:25:50] [INFO ] After 13806ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 07:25:50] [INFO ] [Nat]Absence check using 5 positive place invariants in 10 ms returned sat
[2023-03-12 07:26:03] [INFO ] After 12930ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 07:26:03] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:26:15] [INFO ] After 11828ms SMT Verify possible using 102 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-12 07:26:15] [INFO ] After 25014ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 91 ms.
Support contains 103 out of 166 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 21 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 163 transition count 5406
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 9 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 161 transition count 5404
Applied a total of 9 rules in 1484 ms. Remains 161 /166 variables (removed 5) and now considering 5404/5408 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1485 ms. Remains : 161/166 places, 5404/5408 transitions.
Finished random walk after 7016 steps, including 23 resets, run visited all 1 properties in 1201 ms. (steps per millisecond=5 )
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 109 stabilizing places and 204 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(X(F(p0)))||G(p1)) U p2))'
Support contains 107 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Applied a total of 0 rules in 27 ms. Remains 166 /166 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
[2023-03-12 07:26:18] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:26:18] [INFO ] Invariant cache hit.
[2023-03-12 07:26:20] [INFO ] Dead Transitions using invariants and state equation in 1859 ms found 0 transitions.
[2023-03-12 07:26:20] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:26:20] [INFO ] Invariant cache hit.
[2023-03-12 07:26:20] [INFO ] Implicit Places using invariants in 304 ms returned []
[2023-03-12 07:26:20] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:26:20] [INFO ] Invariant cache hit.
[2023-03-12 07:26:21] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:26:22] [INFO ] Implicit Places using invariants and state equation in 1355 ms returned [53, 107]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1673 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 164/166 places, 5408/5408 transitions.
Applied a total of 0 rules in 22 ms. Remains 164 /164 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3597 ms. Remains : 164/166 places, 5408/5408 transitions.
Stuttering acceptance computed with spot in 495 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=0 dest: 1}, { cond=(AND (NOT p2) p1), acceptance={0} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}, { cond=p1, acceptance={} source=2 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=4 dest: 4}]], initial=0, aps=[p2:(GEQ s53 1), p1:(OR (AND (GEQ s0 20) (GEQ s162 1)) (AND (GEQ s0 20) (GEQ s163 1))), p0:(OR (AND (GEQ s15 1) (GEQ s54 1) (GEQ s108 1) (GEQ s143 1)) (AND...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 408 steps with 0 reset in 152 ms.
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-00 finished in 4392 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(p1)||G(p2)||p0)))'
Support contains 155 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Applied a total of 0 rules in 41 ms. Remains 166 /166 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
[2023-03-12 07:26:23] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:26:23] [INFO ] Invariant cache hit.
[2023-03-12 07:26:24] [INFO ] Dead Transitions using invariants and state equation in 1786 ms found 0 transitions.
[2023-03-12 07:26:24] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:26:24] [INFO ] Invariant cache hit.
[2023-03-12 07:26:25] [INFO ] Implicit Places using invariants in 191 ms returned []
[2023-03-12 07:26:25] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:26:25] [INFO ] Invariant cache hit.
[2023-03-12 07:26:25] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:26:26] [INFO ] Implicit Places using invariants and state equation in 1123 ms returned [53, 107]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1323 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 164/166 places, 5408/5408 transitions.
Applied a total of 0 rules in 32 ms. Remains 164 /164 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3186 ms. Remains : 164/166 places, 5408/5408 transitions.
Stuttering acceptance computed with spot in 204 ms :[(NOT p1), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p1) p2), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(LT s105 1), p2:(AND (OR (LT s1 1) (LT s64 1) (LT s107 1) (LT s134 1)) (OR (LT s1 1) (LT s76 1) (LT s107 1) (LT s135 1)) (OR (LT s1 1) (LT s87 1) (LT s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1718 ms.
Product exploration explored 100000 steps with 50000 reset in 1745 ms.
Computed a total of 107 stabilizing places and 204 stable transitions
Computed a total of 107 stabilizing places and 204 stable transitions
Detected a total of 107/164 stabilizing places and 204/5408 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p1 p2 p0), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))
Knowledge based reduction with 8 factoid took 250 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-01 finished in 7289 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((X(F(p1))&&p0)))'
Support contains 105 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Applied a total of 2 rules in 54 ms. Remains 165 /166 variables (removed 1) and now considering 5407/5408 (removed 1) transitions.
[2023-03-12 07:26:30] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 165 cols
[2023-03-12 07:26:30] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-12 07:26:32] [INFO ] Dead Transitions using invariants and state equation in 1711 ms found 0 transitions.
[2023-03-12 07:26:32] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:26:32] [INFO ] Invariant cache hit.
[2023-03-12 07:26:32] [INFO ] Implicit Places using invariants in 447 ms returned []
[2023-03-12 07:26:32] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:26:32] [INFO ] Invariant cache hit.
[2023-03-12 07:26:32] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:26:33] [INFO ] Implicit Places using invariants and state equation in 1319 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1782 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 164/166 places, 5407/5408 transitions.
Applied a total of 0 rules in 58 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3608 ms. Remains : 164/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 126 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-03 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:(AND (OR (LT s2 1) (LT s52 1)) (OR (LT s22 1) (LT s52 1)) (OR (LT s41 1) (LT s52 1)) (OR (LT s32 1) (LT s52 1)) (OR (LT s51 1) (LT s52 1)) (OR (LT s13 ...], 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]]
Product exploration explored 100000 steps with 584 reset in 1602 ms.
Product exploration explored 100000 steps with 585 reset in 1238 ms.
Computed a total of 107 stabilizing places and 203 stable transitions
Computed a total of 107 stabilizing places and 203 stable transitions
Detected a total of 107/164 stabilizing places and 203/5407 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 305 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 87 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Finished random walk after 262 steps, including 0 resets, run visited all 2 properties in 9 ms. (steps per millisecond=29 )
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 6 factoid took 336 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 77 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 95 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
[2023-03-12 07:26:37] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 164 cols
[2023-03-12 07:26:38] [INFO ] Computed 5 place invariants in 10 ms
[2023-03-12 07:26:40] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 07:26:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:26:40] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2023-03-12 07:26:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:26:42] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 07:26:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:26:42] [INFO ] [Nat]Absence check using state equation in 224 ms returned sat
[2023-03-12 07:26:42] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:26:43] [INFO ] [Nat]Added 102 Read/Feed constraints in 892 ms returned sat
[2023-03-12 07:26:43] [INFO ] Computed and/alt/rep : 150/298/150 causal constraints (skipped 256 transitions) in 313 ms.
[2023-03-12 07:26:44] [INFO ] Added : 50 causal constraints over 12 iterations in 836 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 105 out of 164 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 164/164 places, 5407/5407 transitions.
Applied a total of 0 rules in 23 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
[2023-03-12 07:26:44] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:26:44] [INFO ] Invariant cache hit.
[2023-03-12 07:26:46] [INFO ] Dead Transitions using invariants and state equation in 1700 ms found 0 transitions.
[2023-03-12 07:26:46] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:26:46] [INFO ] Invariant cache hit.
[2023-03-12 07:26:46] [INFO ] Implicit Places using invariants in 318 ms returned []
[2023-03-12 07:26:46] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:26:46] [INFO ] Invariant cache hit.
[2023-03-12 07:26:46] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:26:47] [INFO ] Implicit Places using invariants and state equation in 1194 ms returned []
Implicit Place search using SMT with State Equation took 1515 ms to find 0 implicit places.
[2023-03-12 07:26:47] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:26:47] [INFO ] Invariant cache hit.
[2023-03-12 07:26:49] [INFO ] Dead Transitions using invariants and state equation in 1672 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4920 ms. Remains : 164/164 places, 5407/5407 transitions.
Computed a total of 107 stabilizing places and 203 stable transitions
Computed a total of 107 stabilizing places and 203 stable transitions
Detected a total of 107/164 stabilizing places and 203/5407 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 309 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Finished random walk after 260 steps, including 0 resets, run visited all 2 properties in 14 ms. (steps per millisecond=18 )
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 6 factoid took 360 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 67 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
[2023-03-12 07:26:50] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:26:50] [INFO ] Invariant cache hit.
[2023-03-12 07:26:52] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 07:26:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:26:52] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2023-03-12 07:26:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:26:54] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 07:26:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:26:54] [INFO ] [Nat]Absence check using state equation in 215 ms returned sat
[2023-03-12 07:26:54] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:26:55] [INFO ] [Nat]Added 102 Read/Feed constraints in 657 ms returned sat
[2023-03-12 07:26:56] [INFO ] Computed and/alt/rep : 150/298/150 causal constraints (skipped 256 transitions) in 479 ms.
[2023-03-12 07:26:56] [INFO ] Added : 48 causal constraints over 10 iterations in 863 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 107 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 587 reset in 1477 ms.
Product exploration explored 100000 steps with 583 reset in 1274 ms.
Applying partial POR strategy [false, true]
Stuttering acceptance computed with spot in 70 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Support contains 105 out of 164 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 164/164 places, 5407/5407 transitions.
Applied a total of 0 rules in 1420 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
[2023-03-12 07:27:01] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:01] [INFO ] Invariant cache hit.
[2023-03-12 07:27:02] [INFO ] Dead Transitions using invariants and state equation in 1697 ms found 0 transitions.
[2023-03-12 07:27:03] [INFO ] Redundant transitions in 482 ms returned []
[2023-03-12 07:27:03] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:03] [INFO ] Invariant cache hit.
[2023-03-12 07:27:05] [INFO ] Dead Transitions using invariants and state equation in 1821 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5434 ms. Remains : 164/164 places, 5407/5407 transitions.
Support contains 105 out of 164 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 164/164 places, 5407/5407 transitions.
Applied a total of 0 rules in 21 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
[2023-03-12 07:27:05] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:05] [INFO ] Invariant cache hit.
[2023-03-12 07:27:06] [INFO ] Dead Transitions using invariants and state equation in 1550 ms found 0 transitions.
[2023-03-12 07:27:06] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:06] [INFO ] Invariant cache hit.
[2023-03-12 07:27:07] [INFO ] Implicit Places using invariants in 316 ms returned []
[2023-03-12 07:27:07] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:07] [INFO ] Invariant cache hit.
[2023-03-12 07:27:07] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:27:07] [INFO ] Implicit Places using invariants and state equation in 891 ms returned []
Implicit Place search using SMT with State Equation took 1223 ms to find 0 implicit places.
[2023-03-12 07:27:07] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:07] [INFO ] Invariant cache hit.
[2023-03-12 07:27:09] [INFO ] Dead Transitions using invariants and state equation in 1743 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4541 ms. Remains : 164/164 places, 5407/5407 transitions.
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-03 finished in 40066 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 1 out of 166 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 10 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 165 transition count 5407
Applied a total of 2 rules in 1234 ms. Remains 165 /166 variables (removed 1) and now considering 5407/5408 (removed 1) transitions.
[2023-03-12 07:27:11] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 165 cols
[2023-03-12 07:27:11] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-12 07:27:13] [INFO ] Dead Transitions using invariants and state equation in 1645 ms found 0 transitions.
[2023-03-12 07:27:13] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:13] [INFO ] Invariant cache hit.
[2023-03-12 07:27:13] [INFO ] Implicit Places using invariants in 688 ms returned []
[2023-03-12 07:27:13] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:13] [INFO ] Invariant cache hit.
[2023-03-12 07:27:14] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:27:16] [INFO ] Implicit Places using invariants and state equation in 2394 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3093 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 163/166 places, 5407/5408 transitions.
Applied a total of 0 rules in 1308 ms. Remains 163 /163 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 7286 ms. Remains : 163/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 56 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LT s104 1)], 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 280 reset in 1788 ms.
Product exploration explored 100000 steps with 280 reset in 1534 ms.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/163 stabilizing places and 203/5407 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 108 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 25 ms :[(NOT p0)]
Finished random walk after 204 steps, including 0 resets, run visited all 1 properties in 6 ms. (steps per millisecond=34 )
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 205 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 24 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Support contains 1 out of 163 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 163/163 places, 5407/5407 transitions.
Applied a total of 0 rules in 1166 ms. Remains 163 /163 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
[2023-03-12 07:27:22] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 163 cols
[2023-03-12 07:27:22] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-12 07:27:24] [INFO ] Dead Transitions using invariants and state equation in 1663 ms found 0 transitions.
[2023-03-12 07:27:24] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:24] [INFO ] Invariant cache hit.
[2023-03-12 07:27:25] [INFO ] Implicit Places using invariants in 643 ms returned []
[2023-03-12 07:27:25] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:25] [INFO ] Invariant cache hit.
[2023-03-12 07:27:25] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:27:27] [INFO ] Implicit Places using invariants and state equation in 2396 ms returned []
Implicit Place search using SMT with State Equation took 3047 ms to find 0 implicit places.
[2023-03-12 07:27:27] [INFO ] Redundant transitions in 418 ms returned []
[2023-03-12 07:27:27] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:27] [INFO ] Invariant cache hit.
[2023-03-12 07:27:29] [INFO ] Dead Transitions using invariants and state equation in 1720 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8034 ms. Remains : 163/163 places, 5407/5407 transitions.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/163 stabilizing places and 203/5407 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 123 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)]
Finished random walk after 20 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=20 )
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 184 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 25 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Product exploration explored 100000 steps with 280 reset in 1465 ms.
Product exploration explored 100000 steps with 280 reset in 1503 ms.
Support contains 1 out of 163 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 163/163 places, 5407/5407 transitions.
Applied a total of 0 rules in 1008 ms. Remains 163 /163 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
[2023-03-12 07:27:34] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:34] [INFO ] Invariant cache hit.
[2023-03-12 07:27:35] [INFO ] Dead Transitions using invariants and state equation in 1668 ms found 0 transitions.
[2023-03-12 07:27:35] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:35] [INFO ] Invariant cache hit.
[2023-03-12 07:27:36] [INFO ] Implicit Places using invariants in 593 ms returned []
[2023-03-12 07:27:36] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:36] [INFO ] Invariant cache hit.
[2023-03-12 07:27:36] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:27:38] [INFO ] Implicit Places using invariants and state equation in 1644 ms returned []
Implicit Place search using SMT with State Equation took 2239 ms to find 0 implicit places.
[2023-03-12 07:27:38] [INFO ] Redundant transitions in 414 ms returned []
[2023-03-12 07:27:38] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:27:38] [INFO ] Invariant cache hit.
[2023-03-12 07:27:40] [INFO ] Dead Transitions using invariants and state equation in 1530 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6881 ms. Remains : 163/163 places, 5407/5407 transitions.
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-04 finished in 30209 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((G(p0)||(p0&&F(p1))))))'
Support contains 4 out of 166 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Applied a total of 0 rules in 1417 ms. Remains 166 /166 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
[2023-03-12 07:27:42] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 166 cols
[2023-03-12 07:27:42] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 07:27:43] [INFO ] Dead Transitions using invariants and state equation in 1749 ms found 0 transitions.
[2023-03-12 07:27:43] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:27:43] [INFO ] Invariant cache hit.
[2023-03-12 07:27:44] [INFO ] Implicit Places using invariants in 619 ms returned []
[2023-03-12 07:27:44] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:27:44] [INFO ] Invariant cache hit.
[2023-03-12 07:27:44] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:27:46] [INFO ] Implicit Places using invariants and state equation in 2123 ms returned [53, 107]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2751 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 164/166 places, 5408/5408 transitions.
Applied a total of 0 rules in 1536 ms. Remains 164 /164 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 7455 ms. Remains : 164/166 places, 5408/5408 transitions.
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(OR (AND (GEQ s0 20) (GEQ s162 1)) (AND (GEQ s0 20) (GEQ s163 1))), p0:(LT s105 1)], 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 377 reset in 1426 ms.
Product exploration explored 100000 steps with 368 reset in 1336 ms.
Computed a total of 107 stabilizing places and 204 stable transitions
Computed a total of 107 stabilizing places and 204 stable transitions
Detected a total of 107/164 stabilizing places and 204/5408 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 8 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 109 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 265 steps, including 0 resets, run visited all 3 properties in 9 ms. (steps per millisecond=29 )
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0))), (F (NOT (AND (NOT p1) p0))), (F (NOT p0))]
Knowledge based reduction with 8 factoid took 342 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 95 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Support contains 4 out of 164 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 164/164 places, 5408/5408 transitions.
Applied a total of 0 rules in 1432 ms. Remains 164 /164 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
[2023-03-12 07:27:53] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 164 cols
[2023-03-12 07:27:53] [INFO ] Computed 5 place invariants in 18 ms
[2023-03-12 07:27:55] [INFO ] Dead Transitions using invariants and state equation in 1693 ms found 0 transitions.
[2023-03-12 07:27:55] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:27:55] [INFO ] Invariant cache hit.
[2023-03-12 07:27:55] [INFO ] Implicit Places using invariants in 650 ms returned []
[2023-03-12 07:27:55] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:27:55] [INFO ] Invariant cache hit.
[2023-03-12 07:27:56] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:27:57] [INFO ] Implicit Places using invariants and state equation in 1966 ms returned []
Implicit Place search using SMT with State Equation took 2621 ms to find 0 implicit places.
[2023-03-12 07:27:58] [INFO ] Redundant transitions in 542 ms returned []
[2023-03-12 07:27:58] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:27:58] [INFO ] Invariant cache hit.
[2023-03-12 07:28:00] [INFO ] Dead Transitions using invariants and state equation in 1780 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8094 ms. Remains : 164/164 places, 5408/5408 transitions.
Computed a total of 107 stabilizing places and 204 stable transitions
Computed a total of 107 stabilizing places and 204 stable transitions
Detected a total of 107/164 stabilizing places and 204/5408 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 330 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 137 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 261 steps, including 0 resets, run visited all 3 properties in 5 ms. (steps per millisecond=52 )
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (AND (NOT p1) (NOT p0))), (F (NOT (AND (NOT p1) p0))), (F (NOT p0))]
Knowledge based reduction with 8 factoid took 244 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 103 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 360 reset in 1301 ms.
Product exploration explored 100000 steps with 360 reset in 1652 ms.
Support contains 4 out of 164 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 164/164 places, 5408/5408 transitions.
Applied a total of 0 rules in 1508 ms. Remains 164 /164 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
[2023-03-12 07:28:05] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:28:05] [INFO ] Invariant cache hit.
[2023-03-12 07:28:07] [INFO ] Dead Transitions using invariants and state equation in 1547 ms found 0 transitions.
[2023-03-12 07:28:07] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:28:07] [INFO ] Invariant cache hit.
[2023-03-12 07:28:07] [INFO ] Implicit Places using invariants in 654 ms returned []
[2023-03-12 07:28:07] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:28:07] [INFO ] Invariant cache hit.
[2023-03-12 07:28:08] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:28:09] [INFO ] Implicit Places using invariants and state equation in 1921 ms returned []
Implicit Place search using SMT with State Equation took 2581 ms to find 0 implicit places.
[2023-03-12 07:28:10] [INFO ] Redundant transitions in 511 ms returned []
[2023-03-12 07:28:10] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-12 07:28:10] [INFO ] Invariant cache hit.
[2023-03-12 07:28:12] [INFO ] Dead Transitions using invariants and state equation in 1730 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7895 ms. Remains : 164/164 places, 5408/5408 transitions.
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-05 finished in 32002 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(!p0))))'
Support contains 103 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Applied a total of 2 rules in 35 ms. Remains 165 /166 variables (removed 1) and now considering 5407/5408 (removed 1) transitions.
[2023-03-12 07:28:12] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 165 cols
[2023-03-12 07:28:12] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-12 07:28:14] [INFO ] Dead Transitions using invariants and state equation in 1557 ms found 0 transitions.
[2023-03-12 07:28:14] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:28:14] [INFO ] Invariant cache hit.
[2023-03-12 07:28:14] [INFO ] Implicit Places using invariants in 243 ms returned []
[2023-03-12 07:28:14] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:28:14] [INFO ] Invariant cache hit.
[2023-03-12 07:28:14] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:28:15] [INFO ] Implicit Places using invariants and state equation in 1338 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1607 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 163/166 places, 5407/5408 transitions.
Applied a total of 0 rules in 38 ms. Remains 163 /163 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3240 ms. Remains : 163/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 220 ms :[p0, p0, p0]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(OR (AND (GEQ s15 1) (GEQ s54 1) (GEQ s107 1) (GEQ s142 1)) (AND (GEQ s7 1) (GEQ s54 1) (GEQ s107 1) (GEQ s118 1)) (AND (GEQ s32 1) (GEQ s54 1) (GEQ s1...], 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 33333 reset in 4504 ms.
Product exploration explored 100000 steps with 33333 reset in 4469 ms.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT p0)))
Knowledge based reduction with 2 factoid took 43 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-06 finished in 12581 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||G(p1)))))'
Support contains 104 out of 166 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 163 transition count 5406
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 6 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 161 transition count 5404
Applied a total of 9 rules in 1053 ms. Remains 161 /166 variables (removed 5) and now considering 5404/5408 (removed 4) transitions.
[2023-03-12 07:28:26] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
// Phase 1: matrix 406 rows 161 cols
[2023-03-12 07:28:26] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-12 07:28:26] [INFO ] Implicit Places using invariants in 406 ms returned []
[2023-03-12 07:28:26] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-12 07:28:26] [INFO ] Invariant cache hit.
[2023-03-12 07:28:26] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:28:27] [INFO ] Implicit Places using invariants and state equation in 1226 ms returned [52, 104]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1667 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 159/166 places, 5404/5408 transitions.
Applied a total of 0 rules in 1075 ms. Remains 159 /159 variables (removed 0) and now considering 5404/5404 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3797 ms. Remains : 159/166 places, 5404/5408 transitions.
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (OR (LT s1 1) (LT s51 1)) (OR (LT s21 1) (LT s51 1)) (OR (LT s40 1) (LT s51 1)) (OR (LT s31 1) (LT s51 1)) (OR (LT s50 1) (LT s51 1)) (OR (LT s12 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 681 reset in 1267 ms.
Product exploration explored 100000 steps with 684 reset in 1137 ms.
Computed a total of 104 stabilizing places and 202 stable transitions
Computed a total of 104 stabilizing places and 202 stable transitions
Detected a total of 104/159 stabilizing places and 202/5404 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 273 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Finished random walk after 454 steps, including 1 resets, run visited all 2 properties in 10 ms. (steps per millisecond=45 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0)))), (F (AND p1 (NOT p0)))]
Knowledge based reduction with 7 factoid took 247 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 55 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2023-03-12 07:28:32] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
// Phase 1: matrix 406 rows 159 cols
[2023-03-12 07:28:32] [INFO ] Computed 4 place invariants in 5 ms
[2023-03-12 07:28:35] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2023-03-12 07:28:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:28:35] [INFO ] [Real]Absence check using state equation in 232 ms returned sat
[2023-03-12 07:28:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:28:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-12 07:28:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:28:38] [INFO ] [Nat]Absence check using state equation in 107 ms returned sat
[2023-03-12 07:28:38] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:28:41] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-12 07:28:41] [INFO ] [Nat]Added 102 Read/Feed constraints in 3155 ms returned sat
[2023-03-12 07:28:41] [INFO ] Computed and/alt/rep : 150/298/150 causal constraints (skipped 253 transitions) in 210 ms.
[2023-03-12 07:28:41] [INFO ] Added : 38 causal constraints over 8 iterations in 454 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0))
Support contains 104 out of 159 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 159/159 places, 5404/5404 transitions.
Applied a total of 0 rules in 1049 ms. Remains 159 /159 variables (removed 0) and now considering 5404/5404 (removed 0) transitions.
[2023-03-12 07:28:42] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-12 07:28:42] [INFO ] Invariant cache hit.
[2023-03-12 07:28:43] [INFO ] Implicit Places using invariants in 351 ms returned []
[2023-03-12 07:28:43] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-12 07:28:43] [INFO ] Invariant cache hit.
[2023-03-12 07:28:43] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:28:44] [INFO ] Implicit Places using invariants and state equation in 897 ms returned []
Implicit Place search using SMT with State Equation took 1265 ms to find 0 implicit places.
[2023-03-12 07:28:44] [INFO ] Redundant transitions in 386 ms returned []
[2023-03-12 07:28:44] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-12 07:28:44] [INFO ] Invariant cache hit.
[2023-03-12 07:28:46] [INFO ] Dead Transitions using invariants and state equation in 1623 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4351 ms. Remains : 159/159 places, 5404/5404 transitions.
Computed a total of 104 stabilizing places and 202 stable transitions
Computed a total of 104 stabilizing places and 202 stable transitions
Detected a total of 104/159 stabilizing places and 202/5404 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 205 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Finished random walk after 146 steps, including 0 resets, run visited all 2 properties in 5 ms. (steps per millisecond=29 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0)))), (F (AND p1 (NOT p0)))]
Knowledge based reduction with 7 factoid took 244 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 50 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
[2023-03-12 07:28:46] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-12 07:28:46] [INFO ] Invariant cache hit.
[2023-03-12 07:28:49] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2023-03-12 07:28:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:28:49] [INFO ] [Real]Absence check using state equation in 170 ms returned sat
[2023-03-12 07:28:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:28:52] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-12 07:28:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:28:52] [INFO ] [Nat]Absence check using state equation in 104 ms returned sat
[2023-03-12 07:28:52] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:28:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-12 07:28:55] [INFO ] [Nat]Added 102 Read/Feed constraints in 3181 ms returned sat
[2023-03-12 07:28:56] [INFO ] Computed and/alt/rep : 150/298/150 causal constraints (skipped 253 transitions) in 206 ms.
[2023-03-12 07:28:56] [INFO ] Added : 40 causal constraints over 9 iterations in 504 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0))
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 682 reset in 1306 ms.
Product exploration explored 100000 steps with 678 reset in 1100 ms.
Support contains 104 out of 159 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 159/159 places, 5404/5404 transitions.
Applied a total of 0 rules in 1038 ms. Remains 159 /159 variables (removed 0) and now considering 5404/5404 (removed 0) transitions.
[2023-03-12 07:29:00] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-12 07:29:00] [INFO ] Invariant cache hit.
[2023-03-12 07:29:00] [INFO ] Implicit Places using invariants in 375 ms returned []
[2023-03-12 07:29:00] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-12 07:29:00] [INFO ] Invariant cache hit.
[2023-03-12 07:29:00] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:01] [INFO ] Implicit Places using invariants and state equation in 904 ms returned []
Implicit Place search using SMT with State Equation took 1281 ms to find 0 implicit places.
[2023-03-12 07:29:01] [INFO ] Redundant transitions in 396 ms returned []
[2023-03-12 07:29:01] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-12 07:29:01] [INFO ] Invariant cache hit.
[2023-03-12 07:29:03] [INFO ] Dead Transitions using invariants and state equation in 1519 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4244 ms. Remains : 159/159 places, 5404/5404 transitions.
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-07 finished in 38611 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((p1&&G(!p2)))))'
Support contains 105 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Applied a total of 2 rules in 36 ms. Remains 165 /166 variables (removed 1) and now considering 5407/5408 (removed 1) transitions.
[2023-03-12 07:29:03] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 165 cols
[2023-03-12 07:29:03] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 07:29:05] [INFO ] Dead Transitions using invariants and state equation in 1695 ms found 0 transitions.
[2023-03-12 07:29:05] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:05] [INFO ] Invariant cache hit.
[2023-03-12 07:29:05] [INFO ] Implicit Places using invariants in 187 ms returned []
[2023-03-12 07:29:05] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:05] [INFO ] Invariant cache hit.
[2023-03-12 07:29:05] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:06] [INFO ] Implicit Places using invariants and state equation in 860 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1052 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 163/166 places, 5407/5408 transitions.
Applied a total of 0 rules in 17 ms. Remains 163 /163 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2804 ms. Remains : 163/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 191 ms :[(OR (NOT p1) (NOT p0) p2), (NOT p0), (OR (NOT p1) p2), true, p2]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(OR (NOT p1) p2), acceptance={} source=2 dest: 3}, { cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=p2, acceptance={} source=4 dest: 3}, { cond=(NOT p2), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (AND (OR (LT s2 1) (LT s52 1)) (OR (LT s22 1) (LT s52 1)) (OR (LT s41 1) (LT s52 1)) (OR (LT s32 1) (LT s52 1)) (OR (LT s51 1) (LT s52 1)) (OR (LT ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, 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 358 steps with 2 reset in 35 ms.
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-09 finished in 3107 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(!p0))))'
Support contains 52 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Applied a total of 2 rules in 34 ms. Remains 165 /166 variables (removed 1) and now considering 5407/5408 (removed 1) transitions.
[2023-03-12 07:29:06] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:06] [INFO ] Invariant cache hit.
[2023-03-12 07:29:08] [INFO ] Dead Transitions using invariants and state equation in 1458 ms found 0 transitions.
[2023-03-12 07:29:08] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:08] [INFO ] Invariant cache hit.
[2023-03-12 07:29:08] [INFO ] Implicit Places using invariants in 563 ms returned []
[2023-03-12 07:29:08] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:08] [INFO ] Invariant cache hit.
[2023-03-12 07:29:09] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:10] [INFO ] Implicit Places using invariants and state equation in 1605 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2178 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 163/166 places, 5407/5408 transitions.
Applied a total of 0 rules in 18 ms. Remains 163 /163 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3692 ms. Remains : 163/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 70 ms :[p0, p0, p0]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(AND (OR (LT s2 1) (LT s52 1)) (OR (LT s22 1) (LT s52 1)) (OR (LT s41 1) (LT s52 1)) (OR (LT s32 1) (LT s52 1)) (OR (LT s51 1) (LT s52 1)) (OR (LT s13 ...], 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 33333 reset in 1513 ms.
Product exploration explored 100000 steps with 33333 reset in 1518 ms.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/163 stabilizing places and 203/5407 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT p0)))
Knowledge based reduction with 3 factoid took 48 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-11 finished in 6907 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 52 out of 166 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 163 transition count 5406
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 8 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 161 transition count 5404
Applied a total of 9 rules in 1049 ms. Remains 161 /166 variables (removed 5) and now considering 5404/5408 (removed 4) transitions.
[2023-03-12 07:29:14] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
// Phase 1: matrix 406 rows 161 cols
[2023-03-12 07:29:14] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-12 07:29:15] [INFO ] Implicit Places using invariants in 567 ms returned []
[2023-03-12 07:29:15] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-12 07:29:15] [INFO ] Invariant cache hit.
[2023-03-12 07:29:15] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:17] [INFO ] Implicit Places using invariants and state equation in 1560 ms returned [52, 104]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2181 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 159/166 places, 5404/5408 transitions.
Applied a total of 0 rules in 1072 ms. Remains 159 /159 variables (removed 0) and now considering 5404/5404 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4305 ms. Remains : 159/166 places, 5404/5408 transitions.
Stuttering acceptance computed with spot in 67 ms :[p0, p0]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (LT s1 1) (LT s51 1)) (OR (LT s21 1) (LT s51 1)) (OR (LT s40 1) (LT s51 1)) (OR (LT s31 1) (LT s51 1)) (OR (LT s50 1) (LT s51 1)) (OR (LT s12 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 304 steps with 0 reset in 4 ms.
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-12 finished in 4402 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U G((X(!p0)||p1)))))'
Support contains 56 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Applied a total of 2 rules in 43 ms. Remains 165 /166 variables (removed 1) and now considering 5407/5408 (removed 1) transitions.
[2023-03-12 07:29:18] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 165 cols
[2023-03-12 07:29:18] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 07:29:19] [INFO ] Dead Transitions using invariants and state equation in 1551 ms found 0 transitions.
[2023-03-12 07:29:19] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:19] [INFO ] Invariant cache hit.
[2023-03-12 07:29:20] [INFO ] Implicit Places using invariants in 406 ms returned []
[2023-03-12 07:29:20] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:20] [INFO ] Invariant cache hit.
[2023-03-12 07:29:20] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:21] [INFO ] Implicit Places using invariants and state equation in 1422 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1858 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 164/166 places, 5407/5408 transitions.
Applied a total of 0 rules in 21 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3488 ms. Remains : 164/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 154 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), p0, (AND (NOT p1) p0), (AND p0 (NOT p1)), true]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 4}], [{ cond=p0, acceptance={} source=2 dest: 5}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}], [{ cond=p0, acceptance={} source=4 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=4 dest: 4}], [{ cond=true, acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(OR (AND (GEQ s109 1) (GEQ s161 1)) (AND (GEQ s110 1) (GEQ s161 1))), p1:(OR (AND (GEQ s0 1) (GEQ s73 1) (GEQ s105 1) (GEQ s108 1)) (AND (GEQ s0 1) (GE...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 25051 reset in 1968 ms.
Product exploration explored 100000 steps with 24997 reset in 1766 ms.
Computed a total of 107 stabilizing places and 203 stable transitions
Computed a total of 107 stabilizing places and 203 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) p0))), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 388 ms. Reduced automaton from 6 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[true, p0, p0, p0, (AND (NOT p1) p0)]
Finished random walk after 282 steps, including 0 resets, run visited all 4 properties in 8 ms. (steps per millisecond=35 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) p0))), (X (NOT p0)), (X (X (NOT p1))), true, (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1), (F p0), (F (AND p1 (NOT p0))), (F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 9 factoid took 409 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[true, p0, p0, p0, (AND (NOT p1) p0)]
Stuttering acceptance computed with spot in 111 ms :[true, p0, p0, p0, (AND (NOT p1) p0)]
Support contains 56 out of 164 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 164/164 places, 5407/5407 transitions.
Applied a total of 0 rules in 18 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
[2023-03-12 07:29:26] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 164 cols
[2023-03-12 07:29:26] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 07:29:28] [INFO ] Dead Transitions using invariants and state equation in 1613 ms found 0 transitions.
[2023-03-12 07:29:28] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:28] [INFO ] Invariant cache hit.
[2023-03-12 07:29:28] [INFO ] Implicit Places using invariants in 456 ms returned []
[2023-03-12 07:29:28] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:28] [INFO ] Invariant cache hit.
[2023-03-12 07:29:29] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:30] [INFO ] Implicit Places using invariants and state equation in 1580 ms returned []
Implicit Place search using SMT with State Equation took 2040 ms to find 0 implicit places.
[2023-03-12 07:29:30] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:30] [INFO ] Invariant cache hit.
[2023-03-12 07:29:32] [INFO ] Dead Transitions using invariants and state equation in 1522 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5221 ms. Remains : 164/164 places, 5407/5407 transitions.
Computed a total of 107 stabilizing places and 203 stable transitions
Computed a total of 107 stabilizing places and 203 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 127 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 210 ms :[true, p0, p0, p0, (AND (NOT p1) p0)]
Finished random walk after 265 steps, including 0 resets, run visited all 4 properties in 14 ms. (steps per millisecond=18 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p1), (F p0), (F (AND p1 (NOT p0))), (F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 4 factoid took 218 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 137 ms :[true, p0, p0, p0, (AND (NOT p1) p0)]
Stuttering acceptance computed with spot in 108 ms :[true, p0, p0, p0, (AND (NOT p1) p0)]
Stuttering acceptance computed with spot in 128 ms :[true, p0, p0, p0, (AND (NOT p1) p0)]
Entered a terminal (fully accepting) state of product in 251 steps with 0 reset in 5 ms.
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-13 finished in 14881 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&&G(F(!p0))))))'
Support contains 53 out of 166 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Applied a total of 2 rules in 33 ms. Remains 165 /166 variables (removed 1) and now considering 5407/5408 (removed 1) transitions.
[2023-03-12 07:29:33] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 165 cols
[2023-03-12 07:29:33] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 07:29:34] [INFO ] Dead Transitions using invariants and state equation in 1465 ms found 0 transitions.
[2023-03-12 07:29:34] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:34] [INFO ] Invariant cache hit.
[2023-03-12 07:29:35] [INFO ] Implicit Places using invariants in 441 ms returned []
[2023-03-12 07:29:35] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:35] [INFO ] Invariant cache hit.
[2023-03-12 07:29:35] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:36] [INFO ] Implicit Places using invariants and state equation in 1843 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 2292 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 164/166 places, 5407/5408 transitions.
Applied a total of 0 rules in 26 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3818 ms. Remains : 164/166 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 236 ms :[p0, p0, p0, true, p0, p0]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 3}, { cond=(NOT p0), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 4}, { cond=p0, acceptance={} source=4 dest: 5}], [{ cond=p0, acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(AND (OR (LT s0 1) (LT s73 1) (LT s105 1) (LT s108 1)) (OR (LT s0 1) (LT s97 1) (LT s105 1) (LT s108 1)) (OR (LT s0 1) (LT s90 1) (LT s105 1) (LT s108 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-14 finished in 4083 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 52 out of 166 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 8 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 163 transition count 5406
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 8 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 161 transition count 5404
Applied a total of 9 rules in 1140 ms. Remains 161 /166 variables (removed 5) and now considering 5404/5408 (removed 4) transitions.
[2023-03-12 07:29:38] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
// Phase 1: matrix 406 rows 161 cols
[2023-03-12 07:29:38] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-12 07:29:38] [INFO ] Implicit Places using invariants in 547 ms returned []
[2023-03-12 07:29:38] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-12 07:29:38] [INFO ] Invariant cache hit.
[2023-03-12 07:29:39] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:40] [INFO ] Implicit Places using invariants and state equation in 1795 ms returned [52, 104]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2360 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 159/166 places, 5404/5408 transitions.
Applied a total of 0 rules in 938 ms. Remains 159 /159 variables (removed 0) and now considering 5404/5404 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4442 ms. Remains : 159/166 places, 5404/5408 transitions.
Stuttering acceptance computed with spot in 34 ms :[p0]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (OR (LT s1 1) (LT s51 1)) (OR (LT s21 1) (LT s51 1)) (OR (LT s40 1) (LT s51 1)) (OR (LT s31 1) (LT s51 1)) (OR (LT s50 1) (LT s51 1)) (OR (LT s12 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 303 steps with 0 reset in 5 ms.
FORMULA BridgeAndVehicles-COL-V50P20N50-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-15 finished in 4505 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((X(F(p1))&&p0)))'
Found a Shortening insensitive property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-03
Stuttering acceptance computed with spot in 60 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Support contains 105 out of 166 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 166/166 places, 5408/5408 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 165 transition count 5407
Applied a total of 2 rules in 74 ms. Remains 165 /166 variables (removed 1) and now considering 5407/5408 (removed 1) transitions.
[2023-03-12 07:29:41] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 165 cols
[2023-03-12 07:29:41] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 07:29:43] [INFO ] Dead Transitions using invariants and state equation in 1491 ms found 0 transitions.
[2023-03-12 07:29:43] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:43] [INFO ] Invariant cache hit.
[2023-03-12 07:29:43] [INFO ] Implicit Places using invariants in 305 ms returned []
[2023-03-12 07:29:43] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:43] [INFO ] Invariant cache hit.
[2023-03-12 07:29:43] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:45] [INFO ] Implicit Places using invariants and state equation in 1879 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 2221 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 164/166 places, 5407/5408 transitions.
Applied a total of 0 rules in 49 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 3852 ms. Remains : 164/166 places, 5407/5408 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N50-LTLFireability-03 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:(AND (OR (LT s2 1) (LT s52 1)) (OR (LT s22 1) (LT s52 1)) (OR (LT s41 1) (LT s52 1)) (OR (LT s32 1) (LT s52 1)) (OR (LT s51 1) (LT s52 1)) (OR (LT s13 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, 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 587 reset in 1164 ms.
Product exploration explored 100000 steps with 577 reset in 1182 ms.
Computed a total of 107 stabilizing places and 203 stable transitions
Computed a total of 107 stabilizing places and 203 stable transitions
Detected a total of 107/164 stabilizing places and 203/5407 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 278 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 86 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Finished random walk after 260 steps, including 0 resets, run visited all 2 properties in 7 ms. (steps per millisecond=37 )
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 6 factoid took 236 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 50 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 47 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
[2023-03-12 07:29:48] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 164 cols
[2023-03-12 07:29:48] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 07:29:50] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-12 07:29:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:29:50] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2023-03-12 07:29:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:29:52] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 07:29:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:29:52] [INFO ] [Nat]Absence check using state equation in 212 ms returned sat
[2023-03-12 07:29:52] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:53] [INFO ] [Nat]Added 102 Read/Feed constraints in 838 ms returned sat
[2023-03-12 07:29:53] [INFO ] Computed and/alt/rep : 150/298/150 causal constraints (skipped 256 transitions) in 199 ms.
[2023-03-12 07:29:54] [INFO ] Added : 50 causal constraints over 12 iterations in 527 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 105 out of 164 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 164/164 places, 5407/5407 transitions.
Applied a total of 0 rules in 18 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
[2023-03-12 07:29:54] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:54] [INFO ] Invariant cache hit.
[2023-03-12 07:29:55] [INFO ] Dead Transitions using invariants and state equation in 1570 ms found 0 transitions.
[2023-03-12 07:29:55] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:55] [INFO ] Invariant cache hit.
[2023-03-12 07:29:56] [INFO ] Implicit Places using invariants in 288 ms returned []
[2023-03-12 07:29:56] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:56] [INFO ] Invariant cache hit.
[2023-03-12 07:29:56] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:29:57] [INFO ] Implicit Places using invariants and state equation in 1025 ms returned []
Implicit Place search using SMT with State Equation took 1339 ms to find 0 implicit places.
[2023-03-12 07:29:57] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:57] [INFO ] Invariant cache hit.
[2023-03-12 07:29:58] [INFO ] Dead Transitions using invariants and state equation in 1410 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4340 ms. Remains : 164/164 places, 5407/5407 transitions.
Computed a total of 107 stabilizing places and 203 stable transitions
Computed a total of 107 stabilizing places and 203 stable transitions
Detected a total of 107/164 stabilizing places and 203/5407 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 208 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 49 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Finished random walk after 261 steps, including 0 resets, run visited all 2 properties in 7 ms. (steps per millisecond=37 )
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X p1)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 6 factoid took 236 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 81 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 53 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
[2023-03-12 07:29:59] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:29:59] [INFO ] Invariant cache hit.
[2023-03-12 07:30:01] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 07:30:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 07:30:01] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2023-03-12 07:30:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 07:30:03] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 07:30:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 07:30:03] [INFO ] [Nat]Absence check using state equation in 222 ms returned sat
[2023-03-12 07:30:03] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:30:04] [INFO ] [Nat]Added 102 Read/Feed constraints in 668 ms returned sat
[2023-03-12 07:30:04] [INFO ] Computed and/alt/rep : 150/298/150 causal constraints (skipped 256 transitions) in 197 ms.
[2023-03-12 07:30:04] [INFO ] Added : 48 causal constraints over 10 iterations in 564 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 59 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 583 reset in 1205 ms.
Product exploration explored 100000 steps with 578 reset in 1219 ms.
Applying partial POR strategy [false, true]
Stuttering acceptance computed with spot in 55 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Support contains 105 out of 164 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 164/164 places, 5407/5407 transitions.
Applied a total of 0 rules in 1077 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
[2023-03-12 07:30:08] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:30:08] [INFO ] Invariant cache hit.
[2023-03-12 07:30:10] [INFO ] Dead Transitions using invariants and state equation in 1701 ms found 0 transitions.
[2023-03-12 07:30:10] [INFO ] Redundant transitions in 387 ms returned []
[2023-03-12 07:30:10] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:30:10] [INFO ] Invariant cache hit.
[2023-03-12 07:30:12] [INFO ] Dead Transitions using invariants and state equation in 1527 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4714 ms. Remains : 164/164 places, 5407/5407 transitions.
Support contains 105 out of 164 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 164/164 places, 5407/5407 transitions.
Applied a total of 0 rules in 17 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
[2023-03-12 07:30:12] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:30:12] [INFO ] Invariant cache hit.
[2023-03-12 07:30:13] [INFO ] Dead Transitions using invariants and state equation in 1531 ms found 0 transitions.
[2023-03-12 07:30:13] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:30:13] [INFO ] Invariant cache hit.
[2023-03-12 07:30:14] [INFO ] Implicit Places using invariants in 289 ms returned []
[2023-03-12 07:30:14] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:30:14] [INFO ] Invariant cache hit.
[2023-03-12 07:30:14] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-12 07:30:15] [INFO ] Implicit Places using invariants and state equation in 1285 ms returned []
Implicit Place search using SMT with State Equation took 1604 ms to find 0 implicit places.
[2023-03-12 07:30:15] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-12 07:30:15] [INFO ] Invariant cache hit.
[2023-03-12 07:30:16] [INFO ] Dead Transitions using invariants and state equation in 1544 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4727 ms. Remains : 164/164 places, 5407/5407 transitions.
Treatment of property BridgeAndVehicles-COL-V50P20N50-LTLFireability-03 finished in 35704 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)))'
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((G(p0)||(p0&&F(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' '!(G(F((p0||G(p1)))))'
[2023-03-12 07:30:17] [INFO ] Flatten gal took : 218 ms
[2023-03-12 07:30:17] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 17 ms.
[2023-03-12 07:30:17] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 166 places, 5408 transitions and 42328 arcs took 31 ms.
Total runtime 297619 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2115/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2115/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2115/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2115/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : BridgeAndVehicles-COL-V50P20N50-LTLFireability-03
Could not compute solution for formula : BridgeAndVehicles-COL-V50P20N50-LTLFireability-04
Could not compute solution for formula : BridgeAndVehicles-COL-V50P20N50-LTLFireability-05
Could not compute solution for formula : BridgeAndVehicles-COL-V50P20N50-LTLFireability-07

BK_STOP 1678606223210

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name BridgeAndVehicles-COL-V50P20N50-LTLFireability-03
ltl formula formula --ltl=/tmp/2115/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 166 places, 5408 transitions and 42328 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 0.820 real 0.210 user 0.180 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2115/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2115/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2115/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2115/ltl_0_
pnml2lts-mc( 3/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 2/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
malloc_consolidate(): invalid chunk size
malloc_consolidate(): invalid chunk size
ltl formula name BridgeAndVehicles-COL-V50P20N50-LTLFireability-04
ltl formula formula --ltl=/tmp/2115/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: =============================================================================
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 166 places, 5408 transitions and 42328 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 0.750 real 0.190 user 0.120 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2115/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2115/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2115/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2115/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name BridgeAndVehicles-COL-V50P20N50-LTLFireability-05
ltl formula formula --ltl=/tmp/2115/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: =============================================================================
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 166 places, 5408 transitions and 42328 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 0.960 real 0.170 user 0.150 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2115/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2115/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2115/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2115/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
ltl formula name BridgeAndVehicles-COL-V50P20N50-LTLFireability-07
ltl formula formula --ltl=/tmp/2115/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 166 places, 5408 transitions and 42328 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 0.890 real 0.160 user 0.120 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2115/ltl_3_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2115/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2115/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2115/ltl_3_
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
corrupted size vs. prev_size in fastbins

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-V50P20N50"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is BridgeAndVehicles-COL-V50P20N50, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r041-tajo-167813694200084"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V50P20N50.tgz
mv BridgeAndVehicles-COL-V50P20N50 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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