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.r039-tajo-167813692000028.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 lolaxred
Input is BridgeAndVehicles-COL-V20P10N20, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r039-tajo-167813692000028
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 584K
-rw-r--r-- 1 mcc users 9.4K Feb 25 12:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Feb 25 12:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Feb 25 12:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Feb 25 12:10 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 15:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 15:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 12:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 132K Feb 25 12:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 25 12:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 103K Feb 25 12:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Feb 25 15:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 40K 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-V20P10N20-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V20P10N20-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678478742965

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V20P10N20
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-10 20:05:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-10 20:05:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 20:05:45] [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.
[2023-03-10 20:05:45] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-10 20:05:45] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 471 ms
[2023-03-10 20:05:45] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 78 PT places and 37258.0 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2023-03-10 20:05:45] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 4 ms.
[2023-03-10 20:05:45] [INFO ] Skeletonized 15 HLPN properties in 1 ms. Removed 1 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 6 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 50 steps, including 0 resets, run visited all 7 properties in 9 ms. (steps per millisecond=5 )
[2023-03-10 20:05:45] [INFO ] Flatten gal took : 14 ms
[2023-03-10 20:05:45] [INFO ] Flatten gal took : 2 ms
Arc [13:1*[(MOD (ADD $cpt 1) 21)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2023-03-10 20:05:45] [INFO ] Unfolded HLPN to a Petri net with 78 places and 968 transitions 7350 arcs in 42 ms.
[2023-03-10 20:05:45] [INFO ] Unfolded 16 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 76 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 968/968 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 76 transition count 968
Applied a total of 2 rules in 21 ms. Remains 76 /78 variables (removed 2) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:05:45] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 20:05:45] [INFO ] Computed 5 place invariants in 23 ms
[2023-03-10 20:05:46] [INFO ] Dead Transitions using invariants and state equation in 525 ms found 0 transitions.
[2023-03-10 20:05:46] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:05:46] [INFO ] Invariant cache hit.
[2023-03-10 20:05:46] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-10 20:05:46] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:05:46] [INFO ] Invariant cache hit.
[2023-03-10 20:05:46] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:05:46] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
[2023-03-10 20:05:46] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:05:46] [INFO ] Invariant cache hit.
[2023-03-10 20:05:46] [INFO ] Dead Transitions using invariants and state equation in 301 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 76/78 places, 968/968 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 990 ms. Remains : 76/78 places, 968/968 transitions.
Support contains 76 out of 76 places after structural reductions.
[2023-03-10 20:05:47] [INFO ] Flatten gal took : 77 ms
[2023-03-10 20:05:47] [INFO ] Flatten gal took : 97 ms
[2023-03-10 20:05:47] [INFO ] Input system was already deterministic with 968 transitions.
Finished random walk after 109 steps, including 0 resets, run visited all 16 properties in 32 ms. (steps per millisecond=3 )
FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 49 stabilizing places and 84 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' '!(F(G(p0)))'
Support contains 23 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 113 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 20:05:48] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 20:05:48] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 20:05:48] [INFO ] Dead Transitions using invariants and state equation in 331 ms found 0 transitions.
[2023-03-10 20:05:48] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:05:48] [INFO ] Invariant cache hit.
[2023-03-10 20:05:48] [INFO ] Implicit Places using invariants in 162 ms returned []
[2023-03-10 20:05:48] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:05:48] [INFO ] Invariant cache hit.
[2023-03-10 20:05:48] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:05:49] [INFO ] Implicit Places using invariants and state equation in 376 ms returned [46]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 551 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/76 places, 967/968 transitions.
Applied a total of 0 rules in 186 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1182 ms. Remains : 74/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 179 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (OR (LT s0 1) (LT s17 1) (LT s23 1) (LT s47 1)) (OR (LT s0 1) (LT s11 1) (LT s23 1) (LT s47 1)) (OR (LT s0 1) (LT s5 1) (LT s23 1) (LT s47 1)) (OR...], 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 599 reset in 896 ms.
Product exploration explored 100000 steps with 600 reset in 602 ms.
Computed a total of 47 stabilizing places and 83 stable transitions
Computed a total of 47 stabilizing places and 83 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 136 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 125 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 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Support contains 23 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 967/967 transitions.
Applied a total of 0 rules in 81 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 20:05:51] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 74 cols
[2023-03-10 20:05:51] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 20:05:51] [INFO ] Dead Transitions using invariants and state equation in 323 ms found 0 transitions.
[2023-03-10 20:05:51] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:05:51] [INFO ] Invariant cache hit.
[2023-03-10 20:05:51] [INFO ] Implicit Places using invariants in 104 ms returned []
[2023-03-10 20:05:51] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:05:51] [INFO ] Invariant cache hit.
[2023-03-10 20:05:51] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:05:52] [INFO ] Implicit Places using invariants and state equation in 240 ms returned []
Implicit Place search using SMT with State Equation took 359 ms to find 0 implicit places.
[2023-03-10 20:05:52] [INFO ] Redundant transitions in 45 ms returned []
[2023-03-10 20:05:52] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:05:52] [INFO ] Invariant cache hit.
[2023-03-10 20:05:52] [INFO ] Dead Transitions using invariants and state equation in 281 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1111 ms. Remains : 74/74 places, 967/967 transitions.
Computed a total of 47 stabilizing places and 83 stable transitions
Computed a total of 47 stabilizing places and 83 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 88 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 22 ms :[(NOT p0)]
Finished random walk after 2 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=2 )
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 93 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Product exploration explored 100000 steps with 599 reset in 568 ms.
Product exploration explored 100000 steps with 599 reset in 533 ms.
Support contains 23 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 967/967 transitions.
Applied a total of 0 rules in 46 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 20:05:54] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:05:54] [INFO ] Invariant cache hit.
[2023-03-10 20:05:54] [INFO ] Dead Transitions using invariants and state equation in 375 ms found 0 transitions.
[2023-03-10 20:05:54] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:05:54] [INFO ] Invariant cache hit.
[2023-03-10 20:05:54] [INFO ] Implicit Places using invariants in 135 ms returned []
[2023-03-10 20:05:54] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:05:54] [INFO ] Invariant cache hit.
[2023-03-10 20:05:54] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:05:54] [INFO ] Implicit Places using invariants and state equation in 263 ms returned []
Implicit Place search using SMT with State Equation took 400 ms to find 0 implicit places.
[2023-03-10 20:05:54] [INFO ] Redundant transitions in 15 ms returned []
[2023-03-10 20:05:54] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:05:54] [INFO ] Invariant cache hit.
[2023-03-10 20:05:55] [INFO ] Dead Transitions using invariants and state equation in 263 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1108 ms. Remains : 74/74 places, 967/967 transitions.
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-00 finished in 7173 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' '!(!(p0 U (X(G(X((!X(p0) U X(p1)))))||X(p2))))'
Support contains 26 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 5 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:05:55] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 20:05:55] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-10 20:05:55] [INFO ] Dead Transitions using invariants and state equation in 351 ms found 0 transitions.
[2023-03-10 20:05:55] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:05:55] [INFO ] Invariant cache hit.
[2023-03-10 20:05:55] [INFO ] Implicit Places using invariants in 169 ms returned []
[2023-03-10 20:05:55] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:05:55] [INFO ] Invariant cache hit.
[2023-03-10 20:05:55] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:05:56] [INFO ] Implicit Places using invariants and state equation in 386 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 558 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 968/968 transitions.
Applied a total of 0 rules in 5 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 922 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 198 ms :[(OR p2 p1), (OR p1 p2), true, p1, p1]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=true, acceptance={} source=0 dest: 1}], [{ cond=p2, acceptance={} source=1 dest: 2}, { cond=(NOT p2), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 4}, { cond=p1, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(GEQ s45 1), p2:(OR (AND (GEQ s0 10) (GEQ s72 1)) (AND (GEQ s0 10) (GEQ s73 1))), p1:(OR (AND (GEQ s5 1) (GEQ s22 1)) (AND (GEQ s10 1) (GEQ s22 1)) (AN...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1049 reset in 589 ms.
Product exploration explored 100000 steps with 1055 reset in 566 ms.
Computed a total of 47 stabilizing places and 84 stable transitions
Computed a total of 47 stabilizing places and 84 stable transitions
Detected a total of 47/74 stabilizing places and 84/968 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT p0)), (X (X (NOT p2))), true, (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 8 factoid took 382 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 81 ms :[p1, p1]
Finished random walk after 66 steps, including 0 resets, run visited all 2 properties in 6 ms. (steps per millisecond=11 )
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT p0)), (X (X (NOT p2))), true, (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT p1))]
Knowledge based reduction with 8 factoid took 348 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 :[p1, p1]
Stuttering acceptance computed with spot in 108 ms :[p1, p1]
[2023-03-10 20:05:58] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 74 cols
[2023-03-10 20:05:58] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 20:05:59] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 20:05:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 20:05:59] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2023-03-10 20:05:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 20:05:59] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 20:05:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 20:05:59] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2023-03-10 20:05:59] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:05:59] [INFO ] [Nat]Added 42 Read/Feed constraints in 239 ms returned sat
[2023-03-10 20:05:59] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 91 ms.
[2023-03-10 20:05:59] [INFO ] Added : 18 causal constraints over 5 iterations in 266 ms. Result :sat
Could not prove EG p1
Support contains 23 out of 74 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 968/968 transitions.
Applied a total of 0 rules in 6 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:05:59] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:05:59] [INFO ] Invariant cache hit.
[2023-03-10 20:06:00] [INFO ] Dead Transitions using invariants and state equation in 374 ms found 0 transitions.
[2023-03-10 20:06:00] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:00] [INFO ] Invariant cache hit.
[2023-03-10 20:06:00] [INFO ] Implicit Places using invariants in 138 ms returned []
[2023-03-10 20:06:00] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:00] [INFO ] Invariant cache hit.
[2023-03-10 20:06:00] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:00] [INFO ] Implicit Places using invariants and state equation in 251 ms returned []
Implicit Place search using SMT with State Equation took 392 ms to find 0 implicit places.
[2023-03-10 20:06:00] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:00] [INFO ] Invariant cache hit.
[2023-03-10 20:06:01] [INFO ] Dead Transitions using invariants and state equation in 301 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1076 ms. Remains : 74/74 places, 968/968 transitions.
Computed a total of 47 stabilizing places and 84 stable transitions
Computed a total of 47 stabilizing places and 84 stable transitions
Detected a total of 47/74 stabilizing places and 84/968 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 268 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 63 ms :[p1, p1]
Finished random walk after 69 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=17 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT p1))]
Knowledge based reduction with 7 factoid took 325 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 73 ms :[p1, p1]
Stuttering acceptance computed with spot in 91 ms :[p1, p1]
[2023-03-10 20:06:01] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:01] [INFO ] Invariant cache hit.
[2023-03-10 20:06:02] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 20:06:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 20:06:02] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2023-03-10 20:06:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 20:06:02] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-10 20:06:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 20:06:02] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2023-03-10 20:06:02] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:02] [INFO ] [Nat]Added 42 Read/Feed constraints in 177 ms returned sat
[2023-03-10 20:06:02] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 55 ms.
[2023-03-10 20:06:03] [INFO ] Added : 18 causal constraints over 5 iterations in 212 ms. Result :sat
Could not prove EG p1
Stuttering acceptance computed with spot in 88 ms :[p1, p1]
Product exploration explored 100000 steps with 1057 reset in 515 ms.
Product exploration explored 100000 steps with 1040 reset in 400 ms.
Applying partial POR strategy [false, true]
Stuttering acceptance computed with spot in 90 ms :[p1, p1]
Support contains 23 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 968/968 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 74 transition count 968
Deduced a syphon composed of 1 places in 1 ms
Applied a total of 1 rules in 56 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:06:04] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 74 cols
[2023-03-10 20:06:04] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 20:06:04] [INFO ] Dead Transitions using invariants and state equation in 378 ms found 0 transitions.
[2023-03-10 20:06:04] [INFO ] Redundant transitions in 21 ms returned []
[2023-03-10 20:06:04] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:04] [INFO ] Invariant cache hit.
[2023-03-10 20:06:05] [INFO ] Dead Transitions using invariants and state equation in 292 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/74 places, 968/968 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 762 ms. Remains : 74/74 places, 968/968 transitions.
Support contains 23 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 968/968 transitions.
Applied a total of 0 rules in 9 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:06:05] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 74 cols
[2023-03-10 20:06:05] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:05] [INFO ] Dead Transitions using invariants and state equation in 327 ms found 0 transitions.
[2023-03-10 20:06:05] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:05] [INFO ] Invariant cache hit.
[2023-03-10 20:06:05] [INFO ] Implicit Places using invariants in 155 ms returned []
[2023-03-10 20:06:05] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:05] [INFO ] Invariant cache hit.
[2023-03-10 20:06:05] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:05] [INFO ] Implicit Places using invariants and state equation in 288 ms returned []
Implicit Place search using SMT with State Equation took 445 ms to find 0 implicit places.
[2023-03-10 20:06:05] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:05] [INFO ] Invariant cache hit.
[2023-03-10 20:06:06] [INFO ] Dead Transitions using invariants and state equation in 306 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1091 ms. Remains : 74/74 places, 968/968 transitions.
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-01 finished in 11023 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' '!((!p0 U X(X(G(p1)))))'
Support contains 44 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 5 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:06:06] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 20:06:06] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:06] [INFO ] Dead Transitions using invariants and state equation in 340 ms found 0 transitions.
[2023-03-10 20:06:06] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:06] [INFO ] Invariant cache hit.
[2023-03-10 20:06:06] [INFO ] Implicit Places using invariants in 110 ms returned []
[2023-03-10 20:06:06] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:06] [INFO ] Invariant cache hit.
[2023-03-10 20:06:06] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:07] [INFO ] Implicit Places using invariants and state equation in 323 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 438 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 968/968 transitions.
Applied a total of 0 rules in 8 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 796 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 133 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 3}]], initial=3, aps=[p1:(GEQ s23 1), p0:(OR (AND (GEQ s1 1) (GEQ s40 1) (GEQ s47 1) (GEQ s55 1)) (AND (GEQ s1 1) (GEQ s28 1) (GEQ s47 1) (GEQ s54 1)) (AND (GEQ s1 1) (GEQ s26 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-02 finished in 963 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(X((p0&&G(p1)))) U G(p0))))'
Support contains 44 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 5 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:06:07] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:07] [INFO ] Invariant cache hit.
[2023-03-10 20:06:07] [INFO ] Dead Transitions using invariants and state equation in 438 ms found 0 transitions.
[2023-03-10 20:06:07] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:07] [INFO ] Invariant cache hit.
[2023-03-10 20:06:07] [INFO ] Implicit Places using invariants in 177 ms returned []
[2023-03-10 20:06:07] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:07] [INFO ] Invariant cache hit.
[2023-03-10 20:06:07] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:08] [INFO ] Implicit Places using invariants and state equation in 304 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 488 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 968/968 transitions.
Applied a total of 0 rules in 7 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 940 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 341 ms :[true, (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 5}], [{ cond=(NOT p0), acceptance={} source=2 dest: 5}, { cond=p0, acceptance={} source=2 dest: 6}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 1}, { cond=p0, acceptance={} source=4 dest: 2}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=5 dest: 0}, { cond=(AND p0 p1), acceptance={} source=5 dest: 5}], [{ cond=(NOT p0), acceptance={} source=6 dest: 0}, { cond=p0, acceptance={} source=6 dest: 6}]], initial=3, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s40 1) (GEQ s47 1) (GEQ s55 1)) (AND (GEQ s1 1) (GEQ s28 1) (GEQ s47 1) (GEQ s54 1)) (AND (GEQ s1 1) (GEQ s26 1) (GEQ s47 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 4 ms.
FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-03 finished in 1322 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 23 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 58 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 20:06:08] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 20:06:08] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 20:06:09] [INFO ] Dead Transitions using invariants and state equation in 529 ms found 0 transitions.
[2023-03-10 20:06:09] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:09] [INFO ] Invariant cache hit.
[2023-03-10 20:06:09] [INFO ] Implicit Places using invariants in 167 ms returned []
[2023-03-10 20:06:09] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:09] [INFO ] Invariant cache hit.
[2023-03-10 20:06:09] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:09] [INFO ] Implicit Places using invariants and state equation in 339 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 523 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/76 places, 967/968 transitions.
Applied a total of 0 rules in 88 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1200 ms. Remains : 74/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (LT s0 1) (LT s28 1) (LT s45 1) (LT s48 1)) (OR (LT s0 1) (LT s35 1) (LT s45 1) (LT s48 1)) (OR (LT s0 1) (LT s40 1) (LT s45 1) (LT s48 1)) (O...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1196 reset in 574 ms.
Product exploration explored 100000 steps with 1223 reset in 567 ms.
Computed a total of 47 stabilizing places and 83 stable transitions
Computed a total of 47 stabilizing places and 83 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 169 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Finished random walk after 107 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=35 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 180 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Support contains 23 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 967/967 transitions.
Applied a total of 0 rules in 56 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 20:06:11] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 74 cols
[2023-03-10 20:06:11] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:12] [INFO ] Dead Transitions using invariants and state equation in 373 ms found 0 transitions.
[2023-03-10 20:06:12] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:12] [INFO ] Invariant cache hit.
[2023-03-10 20:06:12] [INFO ] Implicit Places using invariants in 142 ms returned []
[2023-03-10 20:06:12] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:12] [INFO ] Invariant cache hit.
[2023-03-10 20:06:12] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:12] [INFO ] Implicit Places using invariants and state equation in 263 ms returned []
Implicit Place search using SMT with State Equation took 408 ms to find 0 implicit places.
[2023-03-10 20:06:12] [INFO ] Redundant transitions in 13 ms returned []
[2023-03-10 20:06:12] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:12] [INFO ] Invariant cache hit.
[2023-03-10 20:06:12] [INFO ] Dead Transitions using invariants and state equation in 348 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1218 ms. Remains : 74/74 places, 967/967 transitions.
Computed a total of 47 stabilizing places and 83 stable transitions
Computed a total of 47 stabilizing places and 83 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 145 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
Finished random walk after 5 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=5 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 179 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1255 reset in 599 ms.
Product exploration explored 100000 steps with 1229 reset in 522 ms.
Support contains 23 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 967/967 transitions.
Applied a total of 0 rules in 39 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 20:06:14] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:14] [INFO ] Invariant cache hit.
[2023-03-10 20:06:15] [INFO ] Dead Transitions using invariants and state equation in 349 ms found 0 transitions.
[2023-03-10 20:06:15] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:15] [INFO ] Invariant cache hit.
[2023-03-10 20:06:15] [INFO ] Implicit Places using invariants in 114 ms returned []
[2023-03-10 20:06:15] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:15] [INFO ] Invariant cache hit.
[2023-03-10 20:06:15] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:15] [INFO ] Implicit Places using invariants and state equation in 293 ms returned []
Implicit Place search using SMT with State Equation took 423 ms to find 0 implicit places.
[2023-03-10 20:06:15] [INFO ] Redundant transitions in 10 ms returned []
[2023-03-10 20:06:15] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:15] [INFO ] Invariant cache hit.
[2023-03-10 20:06:15] [INFO ] Dead Transitions using invariants and state equation in 319 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1164 ms. Remains : 74/74 places, 967/967 transitions.
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-04 finished in 7391 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(p1)))))'
Support contains 26 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:06:15] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 20:06:15] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:16] [INFO ] Dead Transitions using invariants and state equation in 317 ms found 0 transitions.
[2023-03-10 20:06:16] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:16] [INFO ] Invariant cache hit.
[2023-03-10 20:06:16] [INFO ] Implicit Places using invariants in 104 ms returned []
[2023-03-10 20:06:16] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:16] [INFO ] Invariant cache hit.
[2023-03-10 20:06:16] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:16] [INFO ] Implicit Places using invariants and state equation in 590 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 711 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 968/968 transitions.
Applied a total of 0 rules in 16 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1050 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 174 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p1:(GEQ s45 1), p0:(AND (OR (LT s49 1) (LT s71 1)) (OR (LT s50 1) (LT s71 1)) (OR (LT s5 1) (LT s22 1)) (OR (LT s10 1) (LT s22 1)) (OR (LT s20 1) (LT s22 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][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-V20P10N20-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-05 finished in 1243 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||(p0 U G(p1))))))'
Support contains 23 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 54 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 20:06:17] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 20:06:17] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:17] [INFO ] Dead Transitions using invariants and state equation in 338 ms found 0 transitions.
[2023-03-10 20:06:17] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:17] [INFO ] Invariant cache hit.
[2023-03-10 20:06:17] [INFO ] Implicit Places using invariants in 164 ms returned []
[2023-03-10 20:06:17] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:17] [INFO ] Invariant cache hit.
[2023-03-10 20:06:17] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:18] [INFO ] Implicit Places using invariants and state equation in 399 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 566 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/76 places, 967/968 transitions.
Applied a total of 0 rules in 73 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1040 ms. Remains : 73/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s23 1), p1:(OR (AND (GEQ s49 1) (GEQ s69 1)) (AND (GEQ s49 1) (GEQ s52 1)) (AND (GEQ s49 1) (GEQ s51 1)) (AND (GEQ s49 1) (GEQ s50 1)) (AND (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 37560 steps with 1569 reset in 235 ms.
FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-07 finished in 1369 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X((G((F(p1) U p2)) U (p3&&G((F(p1) U p2)))))||p0))))'
Support contains 26 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:06:18] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 20:06:18] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:18] [INFO ] Dead Transitions using invariants and state equation in 384 ms found 0 transitions.
[2023-03-10 20:06:18] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:18] [INFO ] Invariant cache hit.
[2023-03-10 20:06:19] [INFO ] Implicit Places using invariants in 144 ms returned []
[2023-03-10 20:06:19] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:19] [INFO ] Invariant cache hit.
[2023-03-10 20:06:19] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:19] [INFO ] Implicit Places using invariants and state equation in 645 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 807 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 968/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1204 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 391 ms :[(OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p3)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p3 (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) p3 (NOT p2)), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p0) p3), acceptance={} source=2 dest: 5}], [{ cond=(OR (AND (NOT p0) (NOT p3) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p1))), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p0) p3 p2 (NOT p1)), acceptance={} source=3 dest: 6}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=5 dest: 4}, { cond=(NOT p0), acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=6 dest: 3}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={} source=6 dest: 6}]], initial=0, aps=[p0:(OR (AND (GEQ s27 1) (GEQ s46 1)) (AND (GEQ s44 1) (GEQ s46 1)) (AND (GEQ s37 1) (GEQ s46 1)) (AND (GEQ s34 1) (GEQ s46 1)) (AND (GEQ s32 1) (GEQ s46 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 497 ms.
Product exploration explored 100000 steps with 50000 reset in 535 ms.
Computed a total of 47 stabilizing places and 84 stable transitions
Computed a total of 47 stabilizing places and 84 stable transitions
Detected a total of 47/74 stabilizing places and 84/968 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/4 atomic propositions.
Knowledge obtained : [(AND p0 p3 (NOT p2) p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p0) p3)))), (X (X (NOT (AND (NOT p0) p3 (NOT p2))))), (X (X (NOT (AND (NOT p0) p3 (NOT p2) (NOT p1))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p3) (G (NOT p3)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 9 factoid took 246 ms. Reduced automaton from 7 states, 15 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-08 finished in 2924 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 3 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 5 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 20:06:21] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 20:06:21] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:21] [INFO ] Dead Transitions using invariants and state equation in 295 ms found 0 transitions.
[2023-03-10 20:06:21] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:21] [INFO ] Invariant cache hit.
[2023-03-10 20:06:21] [INFO ] Implicit Places using invariants in 140 ms returned []
[2023-03-10 20:06:21] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:21] [INFO ] Invariant cache hit.
[2023-03-10 20:06:22] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:22] [INFO ] Implicit Places using invariants and state equation in 418 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 560 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/76 places, 967/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 867 ms. Remains : 73/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s48 1) (GEQ s70 1)) (AND (GEQ s49 1) (GEQ s70 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 27821 steps with 273 reset in 91 ms.
FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-10 finished in 1040 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 45 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 77 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 20:06:22] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 20:06:22] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 20:06:22] [INFO ] Dead Transitions using invariants and state equation in 357 ms found 0 transitions.
[2023-03-10 20:06:22] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:22] [INFO ] Invariant cache hit.
[2023-03-10 20:06:23] [INFO ] Implicit Places using invariants in 83 ms returned []
[2023-03-10 20:06:23] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:23] [INFO ] Invariant cache hit.
[2023-03-10 20:06:23] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:23] [INFO ] Implicit Places using invariants and state equation in 460 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 561 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/76 places, 967/968 transitions.
Applied a total of 0 rules in 53 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1050 ms. Remains : 73/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (OR (LT s27 1) (LT s45 1)) (OR (LT s44 1) (LT s45 1)) (OR (LT s37 1) (LT s45 1)) (OR (LT s34 1) (LT s45 1)) (OR (LT s32 1) (LT s45 1)) (OR (LT s30...], 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 148 steps with 0 reset in 2 ms.
FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-11 finished in 1126 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 3 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 66 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 20:06:23] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 20:06:23] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:24] [INFO ] Dead Transitions using invariants and state equation in 344 ms found 0 transitions.
[2023-03-10 20:06:24] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:24] [INFO ] Invariant cache hit.
[2023-03-10 20:06:24] [INFO ] Implicit Places using invariants in 153 ms returned []
[2023-03-10 20:06:24] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:24] [INFO ] Invariant cache hit.
[2023-03-10 20:06:24] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:24] [INFO ] Implicit Places using invariants and state equation in 362 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 537 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/76 places, 967/968 transitions.
Applied a total of 0 rules in 43 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 992 ms. Remains : 73/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s0 10) (GEQ s71 1)) (AND (GEQ s0 10) (GEQ s72 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 165 steps with 0 reset in 2 ms.
FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-12 finished in 1052 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0)||G(F(!p1))))'
Support contains 24 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Applied a total of 0 rules in 64 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:06:24] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 20:06:24] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 20:06:25] [INFO ] Dead Transitions using invariants and state equation in 357 ms found 0 transitions.
[2023-03-10 20:06:25] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:25] [INFO ] Invariant cache hit.
[2023-03-10 20:06:25] [INFO ] Implicit Places using invariants in 112 ms returned []
[2023-03-10 20:06:25] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:25] [INFO ] Invariant cache hit.
[2023-03-10 20:06:25] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:25] [INFO ] Implicit Places using invariants and state equation in 343 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 474 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/76 places, 968/968 transitions.
Applied a total of 0 rules in 75 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 977 ms. Remains : 75/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 84 ms :[(AND p0 p1), p1, p1]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=p1, acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(GEQ s45 1), p1:(AND (OR (LT s0 1) (LT s28 1) (LT s46 1) (LT s49 1)) (OR (LT s0 1) (LT s35 1) (LT s46 1) (LT s49 1)) (OR (LT s0 1) (LT s40 1) (LT s46 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 1234 reset in 429 ms.
Product exploration explored 100000 steps with 1207 reset in 350 ms.
Computed a total of 48 stabilizing places and 84 stable transitions
Computed a total of 48 stabilizing places and 84 stable transitions
Detected a total of 48/75 stabilizing places and 84/968 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), true, (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 355 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 119 ms :[(AND p0 p1), p1, p1]
Finished random walk after 9 steps, including 0 resets, run visited all 3 properties in 4 ms. (steps per millisecond=2 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), true, (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0), (F (NOT p1)), (F (AND p1 p0))]
Knowledge based reduction with 9 factoid took 432 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 99 ms :[(AND p0 p1), p1, p1]
Stuttering acceptance computed with spot in 88 ms :[(AND p0 p1), p1, p1]
Support contains 24 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 49 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:06:27] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2023-03-10 20:06:27] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:28] [INFO ] Dead Transitions using invariants and state equation in 353 ms found 0 transitions.
[2023-03-10 20:06:28] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:28] [INFO ] Invariant cache hit.
[2023-03-10 20:06:28] [INFO ] Implicit Places using invariants in 156 ms returned []
[2023-03-10 20:06:28] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:28] [INFO ] Invariant cache hit.
[2023-03-10 20:06:28] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:28] [INFO ] Implicit Places using invariants and state equation in 342 ms returned []
Implicit Place search using SMT with State Equation took 500 ms to find 0 implicit places.
[2023-03-10 20:06:28] [INFO ] Redundant transitions in 7 ms returned []
[2023-03-10 20:06:28] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:28] [INFO ] Invariant cache hit.
[2023-03-10 20:06:28] [INFO ] Dead Transitions using invariants and state equation in 285 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1206 ms. Remains : 75/75 places, 968/968 transitions.
Computed a total of 48 stabilizing places and 84 stable transitions
Computed a total of 48 stabilizing places and 84 stable transitions
Detected a total of 48/75 stabilizing places and 84/968 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (NOT (AND p1 p0))), (X p1), true, (X (X (NOT p0))), (X (X (NOT (AND p1 p0)))), (X (X p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 276 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 102 ms :[(AND p0 p1), p1, p1]
Finished random walk after 108 steps, including 0 resets, run visited all 3 properties in 10 ms. (steps per millisecond=10 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (NOT (AND p1 p0))), (X p1), true, (X (X (NOT p0))), (X (X (NOT (AND p1 p0)))), (X (X p1)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0), (F (NOT p1)), (F (AND p1 p0))]
Knowledge based reduction with 9 factoid took 343 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 71 ms :[(AND p0 p1), p1, p1]
Stuttering acceptance computed with spot in 73 ms :[(AND p0 p1), p1, p1]
Stuttering acceptance computed with spot in 84 ms :[(AND p0 p1), p1, p1]
Product exploration explored 100000 steps with 1188 reset in 519 ms.
Product exploration explored 100000 steps with 1184 reset in 480 ms.
Support contains 24 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 59 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 20:06:30] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:30] [INFO ] Invariant cache hit.
[2023-03-10 20:06:31] [INFO ] Dead Transitions using invariants and state equation in 360 ms found 0 transitions.
[2023-03-10 20:06:31] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:31] [INFO ] Invariant cache hit.
[2023-03-10 20:06:31] [INFO ] Implicit Places using invariants in 108 ms returned []
[2023-03-10 20:06:31] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:31] [INFO ] Invariant cache hit.
[2023-03-10 20:06:31] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:31] [INFO ] Implicit Places using invariants and state equation in 312 ms returned []
Implicit Place search using SMT with State Equation took 433 ms to find 0 implicit places.
[2023-03-10 20:06:31] [INFO ] Redundant transitions in 8 ms returned []
[2023-03-10 20:06:31] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 20:06:31] [INFO ] Invariant cache hit.
[2023-03-10 20:06:31] [INFO ] Dead Transitions using invariants and state equation in 236 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1104 ms. Remains : 75/75 places, 968/968 transitions.
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-13 finished in 7364 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 p1)||X(F(!p1))||G(!p0))))'
Support contains 25 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 968/968 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 967
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 967
Applied a total of 2 rules in 5 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 20:06:32] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 20:06:32] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:32] [INFO ] Dead Transitions using invariants and state equation in 280 ms found 0 transitions.
[2023-03-10 20:06:32] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:32] [INFO ] Invariant cache hit.
[2023-03-10 20:06:32] [INFO ] Implicit Places using invariants in 120 ms returned []
[2023-03-10 20:06:32] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:32] [INFO ] Invariant cache hit.
[2023-03-10 20:06:32] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:32] [INFO ] Implicit Places using invariants and state equation in 348 ms returned [23, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 477 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/76 places, 967/968 transitions.
Applied a total of 0 rules in 12 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 792 ms. Remains : 73/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 154 ms :[p1, (AND p1 p0), (AND p1 p0), (AND p1 p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V20P10N20-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 3}], [{ cond=(AND p0 p1), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 3}]], initial=1, aps=[p1:(OR (AND (GEQ s27 1) (GEQ s45 1)) (AND (GEQ s44 1) (GEQ s45 1)) (AND (GEQ s37 1) (GEQ s45 1)) (AND (GEQ s34 1) (GEQ s45 1)) (AND (GEQ s32 1) (GEQ s45 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1500 reset in 450 ms.
Product exploration explored 100000 steps with 1505 reset in 381 ms.
Computed a total of 46 stabilizing places and 83 stable transitions
Computed a total of 46 stabilizing places and 83 stable transitions
Detected a total of 46/73 stabilizing places and 83/967 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (AND (NOT p0) p1)), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (AND (NOT p0) p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 357 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 106 ms :[p1, (AND p1 p0), (AND p1 p0)]
Incomplete random walk after 10000 steps, including 57 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10000 steps, including 26 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-10 20:06:34] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 73 cols
[2023-03-10 20:06:34] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:34] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 20:06:34] [INFO ] After 150ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-10 20:06:34] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-10 20:06:34] [INFO ] After 92ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-10 20:06:34] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:34] [INFO ] After 68ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-10 20:06:34] [INFO ] After 140ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 91 ms.
[2023-03-10 20:06:35] [INFO ] After 378ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 25 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 967/967 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 71 transition count 966
Applied a total of 3 rules in 101 ms. Remains 71 /73 variables (removed 2) and now considering 966/967 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 71/73 places, 966/967 transitions.
Finished random walk after 1346 steps, including 10 resets, run visited all 1 properties in 10 ms. (steps per millisecond=134 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (AND (NOT p0) p1)), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (AND (NOT p0) p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND (NOT p0) p1))), (F (AND p0 p1))]
Knowledge based reduction with 7 factoid took 354 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[p1, (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 124 ms :[p1, (AND p1 p0), (AND p1 p0)]
Support contains 25 out of 73 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 73/73 places, 967/967 transitions.
Applied a total of 0 rules in 5 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 20:06:35] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:35] [INFO ] Invariant cache hit.
[2023-03-10 20:06:36] [INFO ] Dead Transitions using invariants and state equation in 482 ms found 0 transitions.
[2023-03-10 20:06:36] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:36] [INFO ] Invariant cache hit.
[2023-03-10 20:06:36] [INFO ] Implicit Places using invariants in 117 ms returned []
[2023-03-10 20:06:36] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:36] [INFO ] Invariant cache hit.
[2023-03-10 20:06:36] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:36] [INFO ] Implicit Places using invariants and state equation in 256 ms returned []
Implicit Place search using SMT with State Equation took 375 ms to find 0 implicit places.
[2023-03-10 20:06:36] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:36] [INFO ] Invariant cache hit.
[2023-03-10 20:06:37] [INFO ] Dead Transitions using invariants and state equation in 401 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1265 ms. Remains : 73/73 places, 967/967 transitions.
Computed a total of 46 stabilizing places and 83 stable transitions
Computed a total of 46 stabilizing places and 83 stable transitions
Detected a total of 46/73 stabilizing places and 83/967 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (AND (NOT p0) p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 214 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 97 ms :[p1, (AND p1 p0), (AND p1 p0)]
Incomplete random walk after 10000 steps, including 57 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-10 20:06:37] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:37] [INFO ] Invariant cache hit.
[2023-03-10 20:06:37] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-10 20:06:37] [INFO ] After 170ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-10 20:06:37] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-10 20:06:37] [INFO ] After 85ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-10 20:06:37] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:37] [INFO ] After 47ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-10 20:06:37] [INFO ] After 99ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 36 ms.
[2023-03-10 20:06:37] [INFO ] After 255ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 18 ms.
Support contains 25 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 967/967 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 71 transition count 966
Applied a total of 3 rules in 72 ms. Remains 71 /73 variables (removed 2) and now considering 966/967 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72 ms. Remains : 71/73 places, 966/967 transitions.
Incomplete random walk after 10000 steps, including 79 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 40 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 1) seen :0
Finished probabilistic random walk after 111824 steps, run visited all 1 properties in 659 ms. (steps per millisecond=169 )
Probabilistic random walk after 111824 steps, saw 33495 distinct states, run finished after 672 ms. (steps per millisecond=166 ) properties seen :1
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (AND (NOT p0) p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND (NOT p0) p1))), (F (AND p0 p1))]
Knowledge based reduction with 7 factoid took 324 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 89 ms :[p1, (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 87 ms :[p1, (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 86 ms :[p1, (AND p1 p0), (AND p1 p0)]
Product exploration explored 100000 steps with 1506 reset in 374 ms.
Product exploration explored 100000 steps with 1495 reset in 441 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 117 ms :[p1, (AND p1 p0), (AND p1 p0)]
Support contains 25 out of 73 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 73/73 places, 967/967 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 73 transition count 967
Deduced a syphon composed of 1 places in 1 ms
Applied a total of 1 rules in 83 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 20:06:40] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 73 cols
[2023-03-10 20:06:40] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 20:06:40] [INFO ] Dead Transitions using invariants and state equation in 437 ms found 0 transitions.
[2023-03-10 20:06:40] [INFO ] Redundant transitions in 9 ms returned []
[2023-03-10 20:06:40] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:40] [INFO ] Invariant cache hit.
[2023-03-10 20:06:41] [INFO ] Dead Transitions using invariants and state equation in 315 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/73 places, 967/967 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 852 ms. Remains : 73/73 places, 967/967 transitions.
Support contains 25 out of 73 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 73/73 places, 967/967 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 20:06:41] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 73 cols
[2023-03-10 20:06:41] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-10 20:06:41] [INFO ] Dead Transitions using invariants and state equation in 297 ms found 0 transitions.
[2023-03-10 20:06:41] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:41] [INFO ] Invariant cache hit.
[2023-03-10 20:06:41] [INFO ] Implicit Places using invariants in 150 ms returned []
[2023-03-10 20:06:41] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:41] [INFO ] Invariant cache hit.
[2023-03-10 20:06:41] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 20:06:42] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 424 ms to find 0 implicit places.
[2023-03-10 20:06:42] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 20:06:42] [INFO ] Invariant cache hit.
[2023-03-10 20:06:42] [INFO ] Dead Transitions using invariants and state equation in 242 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 981 ms. Remains : 73/73 places, 967/967 transitions.
Treatment of property BridgeAndVehicles-COL-V20P10N20-LTLFireability-14 finished in 10247 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' '!(!(p0 U (X(G(X((!X(p0) U X(p1)))))||X(p2))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0)||G(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' '!(X((!(p0 U p1)||X(F(!p1))||G(!p0))))'
[2023-03-10 20:06:42] [INFO ] Flatten gal took : 115 ms
[2023-03-10 20:06:42] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/LTLFireability.sr.xml took 3 ms.
[2023-03-10 20:06:42] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 76 places, 968 transitions and 7348 arcs took 6 ms.
Total runtime 57917 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT BridgeAndVehicles-COL-V20P10N20
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/372
LTLFireability

FORMULA BridgeAndVehicles-COL-V20P10N20-LTLFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678479014774

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/372/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/372/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/372/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:334
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:409
lola: rewrite Frontend/Parser/formula_rewrite.k:352
lola: rewrite Frontend/Parser/formula_rewrite.k:352
lola: rewrite Frontend/Parser/formula_rewrite.k:436
lola: rewrite Frontend/Parser/formula_rewrite.k:521
lola: rewrite Frontend/Parser/formula_rewrite.k:527
lola: rewrite Frontend/Parser/formula_rewrite.k:337
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:334
lola: rewrite Frontend/Parser/formula_rewrite.k:317
lola: rewrite Frontend/Parser/formula_rewrite.k:334
lola: rewrite Frontend/Parser/formula_rewrite.k:334
lola: rewrite Frontend/Parser/formula_rewrite.k:328
lola: rewrite Frontend/Parser/formula_rewrite.k:314
lola: rewrite Frontend/Parser/formula_rewrite.k:331
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:317
lola: rewrite Frontend/Parser/formula_rewrite.k:299
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: RELEASE
lola: rewrite Frontend/Parser/formula_rewrite.k:337
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: RELEASE
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 4 (type EXCL) for 3 BridgeAndVehicles-COL-V20P10N20-LTLFireability-01
lola: time limit : 720 sec
lola: memory limit: 32 pages
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
BridgeAndVehicles-COL-V20P10N20-LTLFireability-00: LTL 0 1 0 0 1 0 0 0
BridgeAndVehicles-COL-V20P10N20-LTLFireability-01: LTL 0 0 1 0 1 0 0 0
BridgeAndVehicles-COL-V20P10N20-LTLFireability-04: LTL 0 1 0 0 1 0 0 0
BridgeAndVehicles-COL-V20P10N20-LTLFireability-13: LTL 0 1 0 0 1 0 0 0
BridgeAndVehicles-COL-V20P10N20-LTLFireability-14: LTL 0 1 0 0 1 0 0 0

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4 LTL EXCL 5/720 4/32 BridgeAndVehicles-COL-V20P10N20-LTLFireability-01 537827 m, 107565 m/sec, 2724299 t fired, .

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BridgeAndVehicles-COL-V20P10N20-LTLFireability-00: LTL unknown AGGR
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Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-COL-V20P10N20"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is BridgeAndVehicles-COL-V20P10N20, 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 r039-tajo-167813692000028"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P10N20.tgz
mv BridgeAndVehicles-COL-V20P10N20 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 ;