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-167813692200188.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is BridgeAndVehicles-PT-V20P10N20, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r039-tajo-167813692200188
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.6M
-rw-r--r-- 1 mcc users 13K Feb 25 12:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K Feb 25 12:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 104K Feb 25 12:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 440K 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 6.0K Feb 25 15:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Feb 25 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 36K Feb 25 15:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 111K Feb 25 15:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 27K Feb 25 12:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 165K Feb 25 12:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 355K Feb 25 12:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.4M Feb 25 12:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 15:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.9K Feb 25 15:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 782K 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-PT-V20P10N20-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678483699537

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-PT-V20P10N20
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-10 21:28:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-10 21:28:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 21:28:22] [INFO ] Load time of PNML (sax parser for PT used): 143 ms
[2023-03-10 21:28:22] [INFO ] Transformed 78 places.
[2023-03-10 21:28:22] [INFO ] Transformed 968 transitions.
[2023-03-10 21:28:22] [INFO ] Parsed PT model containing 78 places and 968 transitions and 7350 arcs in 406 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 74 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 46 ms. Remains 76 /78 variables (removed 2) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:28:22] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 21:28:22] [INFO ] Computed 5 place invariants in 30 ms
[2023-03-10 21:28:23] [INFO ] Dead Transitions using invariants and state equation in 632 ms found 0 transitions.
[2023-03-10 21:28:23] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:23] [INFO ] Invariant cache hit.
[2023-03-10 21:28:23] [INFO ] Implicit Places using invariants in 140 ms returned []
[2023-03-10 21:28:23] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:23] [INFO ] Invariant cache hit.
[2023-03-10 21:28:23] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:28:23] [INFO ] Implicit Places using invariants and state equation in 149 ms returned []
Implicit Place search using SMT with State Equation took 292 ms to find 0 implicit places.
[2023-03-10 21:28:23] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:23] [INFO ] Invariant cache hit.
[2023-03-10 21:28:24] [INFO ] Dead Transitions using invariants and state equation in 545 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 1563 ms. Remains : 76/78 places, 968/968 transitions.
Support contains 74 out of 76 places after structural reductions.
[2023-03-10 21:28:24] [INFO ] Flatten gal took : 194 ms
[2023-03-10 21:28:24] [INFO ] Flatten gal took : 141 ms
[2023-03-10 21:28:25] [INFO ] Input system was already deterministic with 968 transitions.
Finished random walk after 1256 steps, including 7 resets, run visited all 20 properties in 149 ms. (steps per millisecond=8 )
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-15 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 112 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 21:28:26] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 21:28:26] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:28:31] [INFO ] Dead Transitions using invariants and state equation in 5129 ms found 0 transitions.
[2023-03-10 21:28:31] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:28:31] [INFO ] Invariant cache hit.
[2023-03-10 21:28:31] [INFO ] Implicit Places using invariants in 240 ms returned []
[2023-03-10 21:28:31] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:28:31] [INFO ] Invariant cache hit.
[2023-03-10 21:28:31] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:28:31] [INFO ] Implicit Places using invariants and state equation in 320 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 566 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 67 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 5877 ms. Remains : 74/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 176 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-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 s19 1) (LT s22 1) (LT s24 1) (LT s25 1)) (OR (LT s18 1) (LT s22 1) (LT s24 1) (LT s25 1)) (OR (LT s9 1) (LT s22 1) (LT s24 1) (LT s25 1)) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 599 reset in 769 ms.
Product exploration explored 100000 steps with 600 reset in 478 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 29 ms :[(NOT p0)]
Finished random walk after 10 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=10 )
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 159 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 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 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 84 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 21:28:33] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 74 cols
[2023-03-10 21:28:33] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:28:34] [INFO ] Dead Transitions using invariants and state equation in 406 ms found 0 transitions.
[2023-03-10 21:28:34] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:28:34] [INFO ] Invariant cache hit.
[2023-03-10 21:28:34] [INFO ] Implicit Places using invariants in 128 ms returned []
[2023-03-10 21:28:34] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:28:34] [INFO ] Invariant cache hit.
[2023-03-10 21:28:34] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:28:34] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 372 ms to find 0 implicit places.
[2023-03-10 21:28:34] [INFO ] Redundant transitions in 41 ms returned []
[2023-03-10 21:28:34] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:28:34] [INFO ] Invariant cache hit.
[2023-03-10 21:28:34] [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 1196 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 124 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Finished random walk after 109 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=54 )
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 154 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Product exploration explored 100000 steps with 600 reset in 513 ms.
Product exploration explored 100000 steps with 599 reset in 506 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 75 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 21:28:36] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:28:36] [INFO ] Invariant cache hit.
[2023-03-10 21:28:37] [INFO ] Dead Transitions using invariants and state equation in 467 ms found 0 transitions.
[2023-03-10 21:28:37] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:28:37] [INFO ] Invariant cache hit.
[2023-03-10 21:28:37] [INFO ] Implicit Places using invariants in 154 ms returned []
[2023-03-10 21:28:37] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:28:37] [INFO ] Invariant cache hit.
[2023-03-10 21:28:37] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:28:37] [INFO ] Implicit Places using invariants and state equation in 315 ms returned []
Implicit Place search using SMT with State Equation took 497 ms to find 0 implicit places.
[2023-03-10 21:28:37] [INFO ] Redundant transitions in 13 ms returned []
[2023-03-10 21:28:37] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:28:37] [INFO ] Invariant cache hit.
[2023-03-10 21:28:38] [INFO ] Dead Transitions using invariants and state equation in 449 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1537 ms. Remains : 74/74 places, 967/967 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-00 finished in 12392 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 21:28:38] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 21:28:38] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:28:38] [INFO ] Dead Transitions using invariants and state equation in 478 ms found 0 transitions.
[2023-03-10 21:28:38] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:38] [INFO ] Invariant cache hit.
[2023-03-10 21:28:39] [INFO ] Implicit Places using invariants in 252 ms returned []
[2023-03-10 21:28:39] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:39] [INFO ] Invariant cache hit.
[2023-03-10 21:28:39] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:28:39] [INFO ] Implicit Places using invariants and state equation in 496 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 756 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 1248 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 487 ms :[(OR p2 p1), (OR p1 p2), true, p1, p1]
Running random walk in product with property : BridgeAndVehicles-PT-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 s49 1), p2:(OR (AND (GEQ s23 10) (GEQ s51 1)) (AND (GEQ s23 10) (GEQ s50 1))), p1:(OR (AND (GEQ s0 1) (GEQ s21 1)) (AND (GEQ s0 1) (GEQ s20 1)) (A...], 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 1056 reset in 974 ms.
Product exploration explored 100000 steps with 1046 reset in 762 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 435 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 58 ms :[p1, p1]
Finished random walk after 61 steps, including 0 resets, run visited all 2 properties in 6 ms. (steps per millisecond=10 )
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 402 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 79 ms :[p1, p1]
Stuttering acceptance computed with spot in 130 ms :[p1, p1]
[2023-03-10 21:28:43] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 74 cols
[2023-03-10 21:28:43] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 21:28:44] [INFO ] [Real]Absence check using 5 positive place invariants in 52 ms returned sat
[2023-03-10 21:28:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:28:44] [INFO ] [Real]Absence check using state equation in 202 ms returned sat
[2023-03-10 21:28:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:28:44] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:28:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:28:44] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2023-03-10 21:28:44] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:28:45] [INFO ] [Nat]Added 42 Read/Feed constraints in 170 ms returned sat
[2023-03-10 21:28:45] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 137 ms.
[2023-03-10 21:28:45] [INFO ] Added : 20 causal constraints over 5 iterations in 445 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 4 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:28:45] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:45] [INFO ] Invariant cache hit.
[2023-03-10 21:28:46] [INFO ] Dead Transitions using invariants and state equation in 630 ms found 0 transitions.
[2023-03-10 21:28:46] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:46] [INFO ] Invariant cache hit.
[2023-03-10 21:28:48] [INFO ] Implicit Places using invariants in 2506 ms returned []
[2023-03-10 21:28:48] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:48] [INFO ] Invariant cache hit.
[2023-03-10 21:28:48] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:28:49] [INFO ] Implicit Places using invariants and state equation in 525 ms returned []
Implicit Place search using SMT with State Equation took 3039 ms to find 0 implicit places.
[2023-03-10 21:28:49] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:49] [INFO ] Invariant cache hit.
[2023-03-10 21:28:49] [INFO ] Dead Transitions using invariants and state equation in 444 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4149 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 393 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 51 ms :[p1, p1]
Finished random walk after 70 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=23 )
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 343 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 91 ms :[p1, p1]
Stuttering acceptance computed with spot in 74 ms :[p1, p1]
[2023-03-10 21:28:50] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:50] [INFO ] Invariant cache hit.
[2023-03-10 21:28:51] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:28:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:28:51] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2023-03-10 21:28:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:28:51] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:28:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:28:51] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2023-03-10 21:28:51] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:28:51] [INFO ] [Nat]Added 42 Read/Feed constraints in 243 ms returned sat
[2023-03-10 21:28:51] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 72 ms.
[2023-03-10 21:28:51] [INFO ] Added : 15 causal constraints over 4 iterations in 249 ms. Result :sat
Could not prove EG p1
Stuttering acceptance computed with spot in 261 ms :[p1, p1]
Product exploration explored 100000 steps with 1039 reset in 439 ms.
Product exploration explored 100000 steps with 1051 reset in 407 ms.
Applying partial POR strategy [false, true]
Stuttering acceptance computed with spot in 92 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 6 ms
Applied a total of 1 rules in 84 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:28:53] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 74 cols
[2023-03-10 21:28:53] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-10 21:28:53] [INFO ] Dead Transitions using invariants and state equation in 417 ms found 0 transitions.
[2023-03-10 21:28:53] [INFO ] Redundant transitions in 11 ms returned []
[2023-03-10 21:28:53] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:53] [INFO ] Invariant cache hit.
[2023-03-10 21:28:54] [INFO ] Dead Transitions using invariants and state equation in 388 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 908 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 5 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:28:54] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 74 cols
[2023-03-10 21:28:54] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-10 21:28:54] [INFO ] Dead Transitions using invariants and state equation in 407 ms found 0 transitions.
[2023-03-10 21:28:54] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:54] [INFO ] Invariant cache hit.
[2023-03-10 21:28:54] [INFO ] Implicit Places using invariants in 135 ms returned []
[2023-03-10 21:28:54] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:54] [INFO ] Invariant cache hit.
[2023-03-10 21:28:54] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:28:55] [INFO ] Implicit Places using invariants and state equation in 269 ms returned []
Implicit Place search using SMT with State Equation took 432 ms to find 0 implicit places.
[2023-03-10 21:28:55] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:28:55] [INFO ] Invariant cache hit.
[2023-03-10 21:28:55] [INFO ] Dead Transitions using invariants and state equation in 361 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1221 ms. Remains : 74/74 places, 968/968 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-01 finished in 17208 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 4 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:28:55] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 21:28:55] [INFO ] Computed 5 place invariants in 13 ms
[2023-03-10 21:29:03] [INFO ] Dead Transitions using invariants and state equation in 7780 ms found 0 transitions.
[2023-03-10 21:29:03] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:03] [INFO ] Invariant cache hit.
[2023-03-10 21:29:03] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-10 21:29:03] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:03] [INFO ] Invariant cache hit.
[2023-03-10 21:29:03] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:03] [INFO ] Implicit Places using invariants and state equation in 261 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 375 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 4 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 8180 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 169 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-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 s22 1), p0:(OR (AND (GEQ s1 1) (GEQ s24 1) (GEQ s31 1) (GEQ s56 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s32 1) (GEQ s70 1)) (AND (GEQ s1 1) (GEQ s24 ...], 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 5 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-02 finished in 8369 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 3 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:29:03] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:03] [INFO ] Invariant cache hit.
[2023-03-10 21:29:04] [INFO ] Dead Transitions using invariants and state equation in 452 ms found 0 transitions.
[2023-03-10 21:29:04] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:04] [INFO ] Invariant cache hit.
[2023-03-10 21:29:04] [INFO ] Implicit Places using invariants in 123 ms returned []
[2023-03-10 21:29:04] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:04] [INFO ] Invariant cache hit.
[2023-03-10 21:29:04] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:04] [INFO ] Implicit Places using invariants and state equation in 301 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 441 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 907 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 382 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-PT-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 s24 1) (GEQ s31 1) (GEQ s56 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s32 1) (GEQ s70 1)) (AND (GEQ s1 1) (GEQ s24 1) (GEQ s41 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 1 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-03 finished in 1316 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 96 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 21:29:05] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 21:29:05] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:29:05] [INFO ] Dead Transitions using invariants and state equation in 605 ms found 0 transitions.
[2023-03-10 21:29:05] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:05] [INFO ] Invariant cache hit.
[2023-03-10 21:29:06] [INFO ] Implicit Places using invariants in 216 ms returned []
[2023-03-10 21:29:06] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:06] [INFO ] Invariant cache hit.
[2023-03-10 21:29:06] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:06] [INFO ] Implicit Places using invariants and state equation in 402 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 635 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 78 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 1430 ms. Remains : 74/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 297 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-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 s23 1) (LT s25 1) (LT s43 1) (LT s47 1)) (OR (LT s23 1) (LT s25 1) (LT s36 1) (LT s47 1)) (OR (LT s23 1) (LT s25 1) (LT s41 1) (LT s47 1))...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1209 reset in 627 ms.
Product exploration explored 100000 steps with 1213 reset in 588 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 185 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 144 ms :[(NOT p0), (NOT p0)]
Finished random walk after 107 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=53 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 193 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 121 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 127 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 79 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 21:29:09] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 74 cols
[2023-03-10 21:29:09] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 21:29:09] [INFO ] Dead Transitions using invariants and state equation in 658 ms found 0 transitions.
[2023-03-10 21:29:09] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:09] [INFO ] Invariant cache hit.
[2023-03-10 21:29:09] [INFO ] Implicit Places using invariants in 198 ms returned []
[2023-03-10 21:29:09] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:09] [INFO ] Invariant cache hit.
[2023-03-10 21:29:10] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:10] [INFO ] Implicit Places using invariants and state equation in 595 ms returned []
Implicit Place search using SMT with State Equation took 808 ms to find 0 implicit places.
[2023-03-10 21:29:10] [INFO ] Redundant transitions in 17 ms returned []
[2023-03-10 21:29:10] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:10] [INFO ] Invariant cache hit.
[2023-03-10 21:29:11] [INFO ] Dead Transitions using invariants and state equation in 619 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2211 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 188 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 124 ms :[(NOT p0), (NOT p0)]
Finished random walk after 12 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=12 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 138 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 79 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 122 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1241 reset in 603 ms.
Product exploration explored 100000 steps with 1247 reset in 446 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 90 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
[2023-03-10 21:29:13] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:13] [INFO ] Invariant cache hit.
[2023-03-10 21:29:13] [INFO ] Dead Transitions using invariants and state equation in 605 ms found 0 transitions.
[2023-03-10 21:29:13] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:13] [INFO ] Invariant cache hit.
[2023-03-10 21:29:13] [INFO ] Implicit Places using invariants in 95 ms returned []
[2023-03-10 21:29:13] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:13] [INFO ] Invariant cache hit.
[2023-03-10 21:29:14] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:14] [INFO ] Implicit Places using invariants and state equation in 441 ms returned []
Implicit Place search using SMT with State Equation took 555 ms to find 0 implicit places.
[2023-03-10 21:29:14] [INFO ] Redundant transitions in 7 ms returned []
[2023-03-10 21:29:14] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:14] [INFO ] Invariant cache hit.
[2023-03-10 21:29:14] [INFO ] Dead Transitions using invariants and state equation in 392 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1689 ms. Remains : 74/74 places, 967/967 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-04 finished in 9660 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 3 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:29:14] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 21:29:14] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-10 21:29:19] [INFO ] Dead Transitions using invariants and state equation in 4437 ms found 0 transitions.
[2023-03-10 21:29:19] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:19] [INFO ] Invariant cache hit.
[2023-03-10 21:29:19] [INFO ] Implicit Places using invariants in 141 ms returned []
[2023-03-10 21:29:19] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:19] [INFO ] Invariant cache hit.
[2023-03-10 21:29:19] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:20] [INFO ] Implicit Places using invariants and state equation in 587 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 745 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 2 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 5190 ms. Remains : 74/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 157 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-PT-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 s49 1), p0:(AND (OR (LT s48 1) (LT s73 1)) (OR (LT s47 1) (LT s73 1)) (OR (LT s0 1) (LT s21 1)) (OR (LT s0 1) (LT s20 1)) (OR (LT s0 1) (LT s17 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, 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-PT-V20P10N20-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-05 finished in 5366 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 0 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 96 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 21:29:20] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 21:29:20] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 21:29:20] [INFO ] Dead Transitions using invariants and state equation in 443 ms found 0 transitions.
[2023-03-10 21:29:20] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:20] [INFO ] Invariant cache hit.
[2023-03-10 21:29:20] [INFO ] Implicit Places using invariants in 121 ms returned []
[2023-03-10 21:29:20] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:20] [INFO ] Invariant cache hit.
[2023-03-10 21:29:21] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:21] [INFO ] Implicit Places using invariants and state equation in 279 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 417 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 46 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 1006 ms. Remains : 73/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-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 s22 1), p1:(OR (AND (GEQ s48 1) (GEQ s52 1)) (AND (GEQ s48 1) (GEQ s53 1)) (AND (GEQ s48 1) (GEQ s54 1)) (AND (GEQ s48 1) (GEQ s55 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 47715 steps with 2039 reset in 231 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-07 finished in 1364 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U p1))'
Support contains 5 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 35 ms. Remains 76 /76 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:29:21] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 21:29:21] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:29:22] [INFO ] Dead Transitions using invariants and state equation in 466 ms found 0 transitions.
[2023-03-10 21:29:22] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:22] [INFO ] Invariant cache hit.
[2023-03-10 21:29:22] [INFO ] Implicit Places using invariants in 256 ms returned []
[2023-03-10 21:29:22] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:22] [INFO ] Invariant cache hit.
[2023-03-10 21:29:22] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:22] [INFO ] Implicit Places using invariants and state equation in 520 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 797 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 43 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 1342 ms. Remains : 75/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s4 1) (GEQ s22 1) (GEQ s24 1) (GEQ s25 1)), p0:(GEQ s23 1)], nbAcceptance=0, 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 4106 reset in 388 ms.
Product exploration explored 100000 steps with 4128 reset in 330 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 p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 364 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p1), (NOT p0)]
Finished random walk after 15 steps, including 0 resets, run visited all 3 properties in 3 ms. (steps per millisecond=5 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p1), (F p0), (F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 8 factoid took 335 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[(NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 90 ms :[(NOT p1), (NOT p0)]
[2023-03-10 21:29:24] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2023-03-10 21:29:24] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:29:25] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:29:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:25] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2023-03-10 21:29:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:29:25] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:29:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:25] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2023-03-10 21:29:25] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:25] [INFO ] [Nat]Added 42 Read/Feed constraints in 182 ms returned sat
[2023-03-10 21:29:25] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 56 ms.
[2023-03-10 21:29:25] [INFO ] Added : 18 causal constraints over 5 iterations in 223 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 5 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 56 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:29:25] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:25] [INFO ] Invariant cache hit.
[2023-03-10 21:29:26] [INFO ] Dead Transitions using invariants and state equation in 927 ms found 0 transitions.
[2023-03-10 21:29:26] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:26] [INFO ] Invariant cache hit.
[2023-03-10 21:29:26] [INFO ] Implicit Places using invariants in 147 ms returned []
[2023-03-10 21:29:26] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:26] [INFO ] Invariant cache hit.
[2023-03-10 21:29:27] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:27] [INFO ] Implicit Places using invariants and state equation in 314 ms returned []
Implicit Place search using SMT with State Equation took 477 ms to find 0 implicit places.
[2023-03-10 21:29:27] [INFO ] Redundant transitions in 7 ms returned []
[2023-03-10 21:29:27] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:27] [INFO ] Invariant cache hit.
[2023-03-10 21:29:27] [INFO ] Dead Transitions using invariants and state equation in 421 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1904 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 p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 377 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 149 ms :[(NOT p1), (NOT p0)]
Finished random walk after 8 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=4 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p1), (F p0), (F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 8 factoid took 516 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), (NOT p0)]
[2023-03-10 21:29:29] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:29] [INFO ] Invariant cache hit.
[2023-03-10 21:29:29] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 21:29:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:29] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2023-03-10 21:29:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:29:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:29:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:30] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
[2023-03-10 21:29:30] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:30] [INFO ] [Nat]Added 42 Read/Feed constraints in 337 ms returned sat
[2023-03-10 21:29:30] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 56 ms.
[2023-03-10 21:29:30] [INFO ] Added : 21 causal constraints over 5 iterations in 239 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 91 ms :[(NOT p1), (NOT p0)]
Product exploration explored 100000 steps with 4084 reset in 329 ms.
Product exploration explored 100000 steps with 4169 reset in 371 ms.
Support contains 5 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 35 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:29:31] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:31] [INFO ] Invariant cache hit.
[2023-03-10 21:29:34] [INFO ] Dead Transitions using invariants and state equation in 3248 ms found 0 transitions.
[2023-03-10 21:29:34] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:34] [INFO ] Invariant cache hit.
[2023-03-10 21:29:34] [INFO ] Implicit Places using invariants in 156 ms returned []
[2023-03-10 21:29:34] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:34] [INFO ] Invariant cache hit.
[2023-03-10 21:29:34] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:35] [INFO ] Implicit Places using invariants and state equation in 333 ms returned []
Implicit Place search using SMT with State Equation took 489 ms to find 0 implicit places.
[2023-03-10 21:29:35] [INFO ] Redundant transitions in 15 ms returned []
[2023-03-10 21:29:35] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:35] [INFO ] Invariant cache hit.
[2023-03-10 21:29:35] [INFO ] Dead Transitions using invariants and state equation in 600 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4418 ms. Remains : 75/75 places, 968/968 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-08 finished in 14320 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(G(p0))))'
Support contains 6 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 7 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 21:29:35] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
// Phase 1: matrix 169 rows 75 cols
[2023-03-10 21:29:35] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:29:36] [INFO ] Dead Transitions using invariants and state equation in 453 ms found 0 transitions.
[2023-03-10 21:29:36] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:36] [INFO ] Invariant cache hit.
[2023-03-10 21:29:36] [INFO ] Implicit Places using invariants in 130 ms returned []
[2023-03-10 21:29:36] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:36] [INFO ] Invariant cache hit.
[2023-03-10 21:29:36] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:37] [INFO ] Implicit Places using invariants and state equation in 664 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 812 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 1276 ms. Remains : 73/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 173 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (OR (LT s1 1) (LT s24 1) (LT s45 1) (LT s69 1)) (OR (LT s0 1) (LT s20 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1058 steps with 6 reset in 7 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-09 finished in 1485 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((F(p1)&&p0))&&X(F(p2))))'
Support contains 8 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 7 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 21:29:37] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:37] [INFO ] Invariant cache hit.
[2023-03-10 21:29:37] [INFO ] Dead Transitions using invariants and state equation in 347 ms found 0 transitions.
[2023-03-10 21:29:37] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:37] [INFO ] Invariant cache hit.
[2023-03-10 21:29:37] [INFO ] Implicit Places using invariants in 158 ms returned []
[2023-03-10 21:29:37] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:37] [INFO ] Invariant cache hit.
[2023-03-10 21:29:38] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:38] [INFO ] Implicit Places using invariants and state equation in 488 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 650 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 967/968 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1008 ms. Remains : 74/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 195 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=(NOT p2), acceptance={} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s5 1)), p1:(AND (GEQ s23 1) (GEQ s25 1) (GEQ s41 1) (GEQ s47 1)), p2:(OR (LT s48 1) (LT s60 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 168 steps with 1 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-10 finished in 1249 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((G(p1)||p0))))'
Support contains 6 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 6 ms. Remains 75 /76 variables (removed 1) and now considering 967/968 (removed 1) transitions.
[2023-03-10 21:29:38] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:38] [INFO ] Invariant cache hit.
[2023-03-10 21:29:39] [INFO ] Dead Transitions using invariants and state equation in 475 ms found 0 transitions.
[2023-03-10 21:29:39] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:39] [INFO ] Invariant cache hit.
[2023-03-10 21:29:39] [INFO ] Implicit Places using invariants in 168 ms returned []
[2023-03-10 21:29:39] [INFO ] Flow matrix only has 169 transitions (discarded 798 similar events)
[2023-03-10 21:29:39] [INFO ] Invariant cache hit.
[2023-03-10 21:29:39] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:39] [INFO ] Implicit Places using invariants and state equation in 305 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 503 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 967/968 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 967/967 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 993 ms. Remains : 74/76 places, 967/968 transitions.
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(OR (LT s48 1) (LT s71 1)), p0:(OR (LT s23 1) (LT s25 1) (LT s32 1) (LT s47 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 475 ms.
Product exploration explored 100000 steps with 50000 reset in 424 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 : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p1 p0)
Knowledge based reduction with 5 factoid took 199 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-11 finished in 2227 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||G((F(p1)&&F(p2))))))'
Support contains 6 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 21:29:40] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2023-03-10 21:29:40] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:29:41] [INFO ] Dead Transitions using invariants and state equation in 340 ms found 0 transitions.
[2023-03-10 21:29:41] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:41] [INFO ] Invariant cache hit.
[2023-03-10 21:29:41] [INFO ] Implicit Places using invariants in 137 ms returned []
[2023-03-10 21:29:41] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:41] [INFO ] Invariant cache hit.
[2023-03-10 21:29:41] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:41] [INFO ] Implicit Places using invariants and state equation in 443 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 596 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 75/76 places, 968/968 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 956 ms. Remains : 75/76 places, 968/968 transitions.
Stuttering acceptance computed with spot in 266 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 3}, { cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 2}, { cond=(NOT p2), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s10 1) (GEQ s22 1) (GEQ s24 1) (GEQ s25 1)), p1:(AND (GEQ s24 10) (GEQ s52 1)), p2:(GEQ s50 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1286 reset in 509 ms.
Product exploration explored 100000 steps with 1350 reset in 468 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 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (X (NOT p2))), true, (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 8 factoid took 422 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 131 ms :[(NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
Finished random walk after 108 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=54 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (X (NOT p2))), true, (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F p1), (F p2)]
Knowledge based reduction with 8 factoid took 470 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 116 ms :[(NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
[2023-03-10 21:29:44] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 75 cols
[2023-03-10 21:29:44] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 21:29:44] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:29:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:44] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2023-03-10 21:29:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:29:44] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:29:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:44] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2023-03-10 21:29:44] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:45] [INFO ] [Nat]Added 42 Read/Feed constraints in 122 ms returned sat
[2023-03-10 21:29:45] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 34 ms.
[2023-03-10 21:29:45] [INFO ] Added : 21 causal constraints over 5 iterations in 111 ms. Result :sat
Could not prove EG (NOT p1)
[2023-03-10 21:29:45] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:45] [INFO ] Invariant cache hit.
[2023-03-10 21:29:45] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:29:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:45] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2023-03-10 21:29:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:29:45] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 21:29:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:45] [INFO ] [Nat]Absence check using state equation in 60 ms returned sat
[2023-03-10 21:29:45] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:46] [INFO ] [Nat]Added 42 Read/Feed constraints in 73 ms returned sat
[2023-03-10 21:29:46] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 40 ms.
[2023-03-10 21:29:46] [INFO ] Added : 19 causal constraints over 4 iterations in 117 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 3 out of 75 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 968/968 transitions.
Applied a total of 0 rules in 37 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:29:46] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:46] [INFO ] Invariant cache hit.
[2023-03-10 21:29:46] [INFO ] Dead Transitions using invariants and state equation in 512 ms found 0 transitions.
[2023-03-10 21:29:46] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:46] [INFO ] Invariant cache hit.
[2023-03-10 21:29:46] [INFO ] Implicit Places using invariants in 151 ms returned []
[2023-03-10 21:29:46] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:46] [INFO ] Invariant cache hit.
[2023-03-10 21:29:46] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:47] [INFO ] Implicit Places using invariants and state equation in 339 ms returned []
Implicit Place search using SMT with State Equation took 492 ms to find 0 implicit places.
[2023-03-10 21:29:47] [INFO ] Redundant transitions in 14 ms returned []
[2023-03-10 21:29:47] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:47] [INFO ] Invariant cache hit.
[2023-03-10 21:29:47] [INFO ] Dead Transitions using invariants and state equation in 375 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1440 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 p1) (NOT p2)), (X (NOT p2)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 213 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 146 ms :[(NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
Finished random walk after 107 steps, including 0 resets, run visited all 2 properties in 6 ms. (steps per millisecond=17 )
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p1))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F p1), (F p2)]
Knowledge based reduction with 6 factoid took 303 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 177 ms :[(NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 138 ms :[(NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
[2023-03-10 21:29:48] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:48] [INFO ] Invariant cache hit.
[2023-03-10 21:29:48] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:29:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:48] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2023-03-10 21:29:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:29:49] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:29:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:49] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2023-03-10 21:29:49] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:49] [INFO ] [Nat]Added 42 Read/Feed constraints in 161 ms returned sat
[2023-03-10 21:29:49] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 47 ms.
[2023-03-10 21:29:49] [INFO ] Added : 24 causal constraints over 5 iterations in 200 ms. Result :sat
Could not prove EG (NOT p1)
[2023-03-10 21:29:49] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:49] [INFO ] Invariant cache hit.
[2023-03-10 21:29:49] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-10 21:29:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:49] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2023-03-10 21:29:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:29:50] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:29:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:29:50] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2023-03-10 21:29:50] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:50] [INFO ] [Nat]Added 42 Read/Feed constraints in 95 ms returned sat
[2023-03-10 21:29:50] [INFO ] Computed and/alt/rep : 60/118/60 causal constraints (skipped 107 transitions) in 27 ms.
[2023-03-10 21:29:50] [INFO ] Added : 19 causal constraints over 4 iterations in 81 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 147 ms :[(NOT p1), (NOT p2), (OR (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 1306 reset in 383 ms.
Product exploration explored 100000 steps with 1286 reset in 357 ms.
Support contains 3 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 38 ms. Remains 75 /75 variables (removed 0) and now considering 968/968 (removed 0) transitions.
[2023-03-10 21:29:51] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:51] [INFO ] Invariant cache hit.
[2023-03-10 21:29:51] [INFO ] Dead Transitions using invariants and state equation in 381 ms found 0 transitions.
[2023-03-10 21:29:51] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:51] [INFO ] Invariant cache hit.
[2023-03-10 21:29:51] [INFO ] Implicit Places using invariants in 191 ms returned []
[2023-03-10 21:29:51] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
[2023-03-10 21:29:52] [INFO ] Invariant cache hit.
[2023-03-10 21:29:52] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-10 21:29:52] [INFO ] Implicit Places using invariants and state equation in 559 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 763 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/75 places, 968/968 transitions.
Applied a total of 0 rules in 47 ms. Remains 74 /74 variables (removed 0) and now considering 968/968 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1244 ms. Remains : 74/75 places, 968/968 transitions.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-13 finished in 11768 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' '!((F(p0) U 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||G((F(p1)&&F(p2))))))'
[2023-03-10 21:29:53] [INFO ] Flatten gal took : 54 ms
[2023-03-10 21:29:53] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/LTLFireability.sr.xml took 12 ms.
[2023-03-10 21:29:53] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 76 places, 968 transitions and 7348 arcs took 5 ms.
Total runtime 91679 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT BridgeAndVehicles-PT-V20P10N20
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/377
LTLFireability

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

FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678483959104

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/377/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/377/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/377/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: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 1.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 4 (type EXCL) for 3 BridgeAndVehicles-PT-V20P10N20-LTLFireability-01
lola: time limit : 719 sec
lola: memory limit: 32 pages
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BridgeAndVehicles-PT-V20P10N20-LTLFireability-04: LTL 0 1 0 0 1 0 0 0
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BridgeAndVehicles-PT-V20P10N20-LTLFireability-13: LTL 0 1 0 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
4 LTL EXCL 4/719 4/32 BridgeAndVehicles-PT-V20P10N20-LTLFireability-01 558395 m, 111679 m/sec, 2843717 t fired, .

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1 LTL EXCL 45/3500 22/32 BridgeAndVehicles-PT-V20P10N20-LTLFireability-00 3286242 m, 68713 m/sec, 13299963 t fired, .

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FINAL RESULTS
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BridgeAndVehicles-PT-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-PT-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-PT-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-167813692200188"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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