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-167813692300243.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-V50P20N50, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r039-tajo-167813692300243
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 29K Feb 25 12:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 156K Feb 25 12:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 589K Feb 25 12:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.1M Feb 25 12:44 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 16K Feb 25 15:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Feb 25 15:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 241K Feb 25 15:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 711K Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 46K Feb 25 14:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 253K Feb 25 14:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 1.4M Feb 25 14:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 5.1M Feb 25 14:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 15:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.7K Feb 25 15:36 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 4.5M 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-V50P20N50-LTLCardinality-00
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-01
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-02
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-03
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-04
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-05
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-06
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-07
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-08
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-09
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-10
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-11
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-12
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-13
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-14
FORMULA_NAME BridgeAndVehicles-PT-V50P20N50-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678486163891

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=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V50P20N50
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-10 22:09:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-10 22:09:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 22:09:25] [INFO ] Load time of PNML (sax parser for PT used): 211 ms
[2023-03-10 22:09:25] [INFO ] Transformed 168 places.
[2023-03-10 22:09:25] [INFO ] Transformed 5408 transitions.
[2023-03-10 22:09:25] [INFO ] Parsed PT model containing 168 places and 5408 transitions and 42330 arcs in 311 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Applied a total of 0 rules in 83 ms. Remains 168 /168 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
[2023-03-10 22:09:26] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 168 cols
[2023-03-10 22:09:26] [INFO ] Computed 7 place invariants in 25 ms
[2023-03-10 22:09:27] [INFO ] Dead Transitions using invariants and state equation in 1752 ms found 0 transitions.
[2023-03-10 22:09:27] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:09:27] [INFO ] Invariant cache hit.
[2023-03-10 22:09:28] [INFO ] Implicit Places using invariants in 566 ms returned []
[2023-03-10 22:09:28] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:09:28] [INFO ] Invariant cache hit.
[2023-03-10 22:09:29] [INFO ] Implicit Places using invariants and state equation in 948 ms returned []
Implicit Place search using SMT with State Equation took 1517 ms to find 0 implicit places.
[2023-03-10 22:09:29] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:09:29] [INFO ] Invariant cache hit.
[2023-03-10 22:09:30] [INFO ] Dead Transitions using invariants and state equation in 1297 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4673 ms. Remains : 168/168 places, 5408/5408 transitions.
Support contains 18 out of 168 places after structural reductions.
[2023-03-10 22:09:31] [INFO ] Flatten gal took : 286 ms
[2023-03-10 22:09:31] [INFO ] Flatten gal took : 207 ms
[2023-03-10 22:09:31] [INFO ] Input system was already deterministic with 5408 transitions.
Incomplete random walk after 10000 steps, including 23 resets, run finished after 579 ms. (steps per millisecond=17 ) properties (out of 23) seen :17
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10000 steps, including 8 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 7 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-10 22:09:33] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:09:33] [INFO ] Invariant cache hit.
[2023-03-10 22:09:33] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-10 22:09:33] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :5 sat :0
Fused 5 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 5 atomic propositions for a total of 11 simplifications.
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 111 stabilizing places and 204 stable transitions
Graph (complete) has 7150 edges and 168 vertex of which 166 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.33 ms
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Support contains 2 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 166 transition count 5408
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 165 transition count 5407
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 165 transition count 5407
Applied a total of 4 rules in 60 ms. Remains 165 /168 variables (removed 3) and now considering 5407/5408 (removed 1) transitions.
[2023-03-10 22:09:33] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 165 cols
[2023-03-10 22:09:33] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-10 22:09:34] [INFO ] Dead Transitions using invariants and state equation in 1374 ms found 0 transitions.
[2023-03-10 22:09:34] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:09:34] [INFO ] Invariant cache hit.
[2023-03-10 22:09:35] [INFO ] Implicit Places using invariants in 753 ms returned []
[2023-03-10 22:09:35] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:09:35] [INFO ] Invariant cache hit.
[2023-03-10 22:09:36] [INFO ] Implicit Places using invariants and state equation in 1168 ms returned [108]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1936 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 164/168 places, 5407/5408 transitions.
Applied a total of 0 rules in 33 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3408 ms. Remains : 164/168 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 302 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V50P20N50-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(LEQ 2 s52), p0:(LEQ s52 s0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 2116 ms.
Product exploration explored 100000 steps with 50000 reset in 1780 ms.
Computed a total of 107 stabilizing places and 203 stable transitions
Computed a total of 107 stabilizing places and 203 stable transitions
Detected a total of 107/164 stabilizing places and 203/5407 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), true, (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) p1)))
Knowledge based reduction with 6 factoid took 179 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V50P20N50-LTLCardinality-03 finished in 7930 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 p1) U X(X(p0)))&&F(p2)))'
Support contains 4 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 166 transition count 5408
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 165 transition count 5407
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 165 transition count 5407
Applied a total of 4 rules in 67 ms. Remains 165 /168 variables (removed 3) and now considering 5407/5408 (removed 1) transitions.
[2023-03-10 22:09:41] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:09:41] [INFO ] Invariant cache hit.
[2023-03-10 22:09:42] [INFO ] Dead Transitions using invariants and state equation in 1548 ms found 0 transitions.
[2023-03-10 22:09:42] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:09:42] [INFO ] Invariant cache hit.
[2023-03-10 22:09:43] [INFO ] Implicit Places using invariants in 468 ms returned []
[2023-03-10 22:09:43] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:09:43] [INFO ] Invariant cache hit.
[2023-03-10 22:09:44] [INFO ] Implicit Places using invariants and state equation in 1114 ms returned [52, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1589 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 163/168 places, 5407/5408 transitions.
Applied a total of 0 rules in 32 ms. Remains 163 /163 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3238 ms. Remains : 163/168 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 436 ms :[(OR (NOT p2) p0), p0, p0, (NOT p2), (AND p1 p0), p0, true, (AND p1 p0), (AND p1 p0), (AND p1 (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V50P20N50-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}, { cond=(NOT p2), acceptance={} source=0 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 4}], [{ cond=true, acceptance={} source=1 dest: 5}], [{ cond=true, acceptance={} source=2 dest: 1}, { cond=p1, acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 1}, { cond=p1, acceptance={} source=4 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 7}], [{ cond=p0, acceptance={} source=5 dest: 6}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=p1, acceptance={} source=7 dest: 5}, { cond=(AND p0 (NOT p1)), acceptance={} source=7 dest: 8}], [{ cond=(AND p0 p1), acceptance={} source=8 dest: 6}, { cond=(AND p0 (NOT p1)), acceptance={} source=8 dest: 9}], [{ cond=(AND (NOT p0) p1), acceptance={} source=9 dest: 6}]], initial=0, aps=[p1:(LEQ 1 (ADD s54 s55)), p2:(GT (ADD s54 s55) s111), p0:(OR (LEQ s53 1) (LEQ 1 (ADD s54 s55)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 5 steps with 1 reset in 2 ms.
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P20N50-LTLCardinality-04 finished in 3724 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 166 transition count 5408
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 165 transition count 5407
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 165 transition count 5407
Applied a total of 4 rules in 91 ms. Remains 165 /168 variables (removed 3) and now considering 5407/5408 (removed 1) transitions.
[2023-03-10 22:09:45] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:09:45] [INFO ] Invariant cache hit.
[2023-03-10 22:09:46] [INFO ] Dead Transitions using invariants and state equation in 1662 ms found 0 transitions.
[2023-03-10 22:09:46] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:09:46] [INFO ] Invariant cache hit.
[2023-03-10 22:09:47] [INFO ] Implicit Places using invariants in 773 ms returned []
[2023-03-10 22:09:47] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:09:47] [INFO ] Invariant cache hit.
[2023-03-10 22:09:48] [INFO ] Implicit Places using invariants and state equation in 1079 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1861 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 164/168 places, 5407/5408 transitions.
Applied a total of 0 rules in 34 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3650 ms. Remains : 164/168 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P20N50-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 1 s107)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 25460 reset in 1688 ms.
Product exploration explored 100000 steps with 25598 reset in 1580 ms.
Computed a total of 107 stabilizing places and 203 stable transitions
Computed a total of 107 stabilizing places and 203 stable transitions
Detected a total of 107/164 stabilizing places and 203/5407 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 182 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 237 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
[2023-03-10 22:09:52] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 164 cols
[2023-03-10 22:09:52] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-10 22:09:54] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 22:09:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 22:09:54] [INFO ] [Real]Absence check using state equation in 183 ms returned sat
[2023-03-10 22:09:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 22:09:56] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 22:09:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 22:09:56] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2023-03-10 22:09:56] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:09:56] [INFO ] [Nat]Added 102 Read/Feed constraints in 188 ms returned sat
[2023-03-10 22:09:56] [INFO ] Computed and/alt/rep : 150/298/150 causal constraints (skipped 256 transitions) in 314 ms.
[2023-03-10 22:09:58] [INFO ] Added : 50 causal constraints over 10 iterations in 1719 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 164 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 164/164 places, 5407/5407 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 162 transition count 5406
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 6 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 160 transition count 5404
Applied a total of 7 rules in 1389 ms. Remains 160 /164 variables (removed 4) and now considering 5404/5407 (removed 3) transitions.
[2023-03-10 22:09:59] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
// Phase 1: matrix 406 rows 160 cols
[2023-03-10 22:09:59] [INFO ] Computed 4 place invariants in 6 ms
[2023-03-10 22:10:00] [INFO ] Implicit Places using invariants in 850 ms returned []
[2023-03-10 22:10:00] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:10:00] [INFO ] Invariant cache hit.
[2023-03-10 22:10:00] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:10:02] [INFO ] Implicit Places using invariants and state equation in 1859 ms returned []
Implicit Place search using SMT with State Equation took 2714 ms to find 0 implicit places.
[2023-03-10 22:10:03] [INFO ] Redundant transitions in 603 ms returned []
[2023-03-10 22:10:03] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:10:03] [INFO ] Invariant cache hit.
[2023-03-10 22:10:04] [INFO ] Dead Transitions using invariants and state equation in 1434 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 160/164 places, 5404/5407 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6158 ms. Remains : 160/164 places, 5404/5407 transitions.
Computed a total of 105 stabilizing places and 202 stable transitions
Computed a total of 105 stabilizing places and 202 stable transitions
Detected a total of 105/160 stabilizing places and 202/5404 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 106 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 23 ms :[(NOT p0)]
Finished random walk after 2 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 204 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
[2023-03-10 22:10:04] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:10:04] [INFO ] Invariant cache hit.
[2023-03-10 22:10:06] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 22:10:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 22:10:06] [INFO ] [Real]Absence check using state equation in 206 ms returned sat
[2023-03-10 22:10:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 22:10:07] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 22:10:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 22:10:08] [INFO ] [Nat]Absence check using state equation in 188 ms returned sat
[2023-03-10 22:10:08] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:10:08] [INFO ] [Nat]Added 102 Read/Feed constraints in 196 ms returned sat
[2023-03-10 22:10:08] [INFO ] Computed and/alt/rep : 150/298/150 causal constraints (skipped 253 transitions) in 201 ms.
[2023-03-10 22:10:09] [INFO ] Added : 51 causal constraints over 11 iterations in 1300 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Product exploration explored 100000 steps with 26172 reset in 1656 ms.
Product exploration explored 100000 steps with 26016 reset in 1297 ms.
Support contains 1 out of 160 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 160/160 places, 5404/5404 transitions.
Applied a total of 0 rules in 907 ms. Remains 160 /160 variables (removed 0) and now considering 5404/5404 (removed 0) transitions.
[2023-03-10 22:10:13] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:10:13] [INFO ] Invariant cache hit.
[2023-03-10 22:10:14] [INFO ] Implicit Places using invariants in 777 ms returned []
[2023-03-10 22:10:14] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:10:14] [INFO ] Invariant cache hit.
[2023-03-10 22:10:14] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:10:16] [INFO ] Implicit Places using invariants and state equation in 2078 ms returned []
Implicit Place search using SMT with State Equation took 2858 ms to find 0 implicit places.
[2023-03-10 22:10:16] [INFO ] Redundant transitions in 477 ms returned []
[2023-03-10 22:10:16] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:10:16] [INFO ] Invariant cache hit.
[2023-03-10 22:10:18] [INFO ] Dead Transitions using invariants and state equation in 1675 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5932 ms. Remains : 160/160 places, 5404/5404 transitions.
Treatment of property BridgeAndVehicles-PT-V50P20N50-LTLCardinality-05 finished in 33990 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 167 transition count 5408
Applied a total of 1 rules in 23 ms. Remains 167 /168 variables (removed 1) and now considering 5408/5408 (removed 0) transitions.
[2023-03-10 22:10:19] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 167 cols
[2023-03-10 22:10:19] [INFO ] Computed 6 place invariants in 11 ms
[2023-03-10 22:10:20] [INFO ] Dead Transitions using invariants and state equation in 1427 ms found 0 transitions.
[2023-03-10 22:10:20] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:10:20] [INFO ] Invariant cache hit.
[2023-03-10 22:10:21] [INFO ] Implicit Places using invariants in 599 ms returned []
[2023-03-10 22:10:21] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:10:21] [INFO ] Invariant cache hit.
[2023-03-10 22:10:21] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:10:23] [INFO ] Implicit Places using invariants and state equation in 2865 ms returned [52, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3495 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 165/168 places, 5408/5408 transitions.
Applied a total of 0 rules in 50 ms. Remains 165 /165 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 4998 ms. Remains : 165/168 places, 5408/5408 transitions.
Stuttering acceptance computed with spot in 121 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P20N50-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(GT 3 s112)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 261 steps with 0 reset in 3 ms.
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P20N50-LTLCardinality-06 finished in 5156 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(p0))&&G((p1 U p0)))))'
Support contains 5 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 167 transition count 5408
Applied a total of 1 rules in 28 ms. Remains 167 /168 variables (removed 1) and now considering 5408/5408 (removed 0) transitions.
[2023-03-10 22:10:24] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:10:24] [INFO ] Invariant cache hit.
[2023-03-10 22:10:25] [INFO ] Dead Transitions using invariants and state equation in 1250 ms found 0 transitions.
[2023-03-10 22:10:25] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:10:25] [INFO ] Invariant cache hit.
[2023-03-10 22:10:25] [INFO ] Implicit Places using invariants in 506 ms returned []
[2023-03-10 22:10:25] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:10:25] [INFO ] Invariant cache hit.
[2023-03-10 22:10:26] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:10:28] [INFO ] Implicit Places using invariants and state equation in 2594 ms returned [52, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3108 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 165/168 places, 5408/5408 transitions.
Applied a total of 0 rules in 24 ms. Remains 165 /165 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 4414 ms. Remains : 165/168 places, 5408/5408 transitions.
Stuttering acceptance computed with spot in 178 ms :[(NOT p0), (NOT p0), true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P20N50-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR p0 p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(LEQ 1 (ADD s110 s111)), p1:(LEQ (ADD s54 s55) s112)], 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]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P20N50-LTLCardinality-07 finished in 4638 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 168 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Graph (complete) has 7150 edges and 168 vertex of which 166 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.6 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 165 transition count 5407
Applied a total of 3 rules in 1161 ms. Remains 165 /168 variables (removed 3) and now considering 5407/5408 (removed 1) transitions.
[2023-03-10 22:10:29] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 165 cols
[2023-03-10 22:10:29] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-10 22:10:31] [INFO ] Dead Transitions using invariants and state equation in 1593 ms found 0 transitions.
[2023-03-10 22:10:31] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:10:31] [INFO ] Invariant cache hit.
[2023-03-10 22:10:32] [INFO ] Implicit Places using invariants in 562 ms returned []
[2023-03-10 22:10:32] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:10:32] [INFO ] Invariant cache hit.
[2023-03-10 22:10:33] [INFO ] Implicit Places using invariants and state equation in 1229 ms returned [52, 107]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1807 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 163/168 places, 5407/5408 transitions.
Applied a total of 0 rules in 1052 ms. Remains 163 /163 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5615 ms. Remains : 163/168 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P20N50-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LEQ 1 s111), p1:(AND (LEQ 1 s157) (LEQ s108 s35))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 355 steps with 0 reset in 11 ms.
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P20N50-LTLCardinality-08 finished in 5778 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&F(p1)&&F(p2)))))'
Support contains 3 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 167 transition count 5408
Applied a total of 1 rules in 39 ms. Remains 167 /168 variables (removed 1) and now considering 5408/5408 (removed 0) transitions.
[2023-03-10 22:10:34] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
// Phase 1: matrix 410 rows 167 cols
[2023-03-10 22:10:34] [INFO ] Computed 6 place invariants in 6 ms
[2023-03-10 22:10:36] [INFO ] Dead Transitions using invariants and state equation in 1376 ms found 0 transitions.
[2023-03-10 22:10:36] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:10:36] [INFO ] Invariant cache hit.
[2023-03-10 22:10:36] [INFO ] Implicit Places using invariants in 550 ms returned []
[2023-03-10 22:10:36] [INFO ] Flow matrix only has 410 transitions (discarded 4998 similar events)
[2023-03-10 22:10:36] [INFO ] Invariant cache hit.
[2023-03-10 22:10:36] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:10:38] [INFO ] Implicit Places using invariants and state equation in 2294 ms returned [52, 109]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2851 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 165/168 places, 5408/5408 transitions.
Applied a total of 0 rules in 44 ms. Remains 165 /165 variables (removed 0) and now considering 5408/5408 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 4311 ms. Remains : 165/168 places, 5408/5408 transitions.
Stuttering acceptance computed with spot in 163 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P20N50-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 2 s53), p1:(LEQ 3 s113), p2:(GT 1 s56)], 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 547 steps with 7 reset in 9 ms.
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P20N50-LTLCardinality-12 finished in 4515 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 U p1))))'
Support contains 3 out of 168 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Graph (complete) has 7150 edges and 168 vertex of which 166 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 165 transition count 5407
Applied a total of 3 rules in 1073 ms. Remains 165 /168 variables (removed 3) and now considering 5407/5408 (removed 1) transitions.
[2023-03-10 22:10:40] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
// Phase 1: matrix 409 rows 165 cols
[2023-03-10 22:10:40] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-10 22:10:41] [INFO ] Dead Transitions using invariants and state equation in 1688 ms found 0 transitions.
[2023-03-10 22:10:41] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:10:41] [INFO ] Invariant cache hit.
[2023-03-10 22:10:42] [INFO ] Implicit Places using invariants in 601 ms returned []
[2023-03-10 22:10:42] [INFO ] Flow matrix only has 409 transitions (discarded 4998 similar events)
[2023-03-10 22:10:42] [INFO ] Invariant cache hit.
[2023-03-10 22:10:43] [INFO ] Implicit Places using invariants and state equation in 1188 ms returned [107]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1796 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 164/168 places, 5407/5408 transitions.
Applied a total of 0 rules in 1100 ms. Remains 164 /164 variables (removed 0) and now considering 5407/5407 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5657 ms. Remains : 164/168 places, 5407/5408 transitions.
Stuttering acceptance computed with spot in 95 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P20N50-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(LEQ 3 s109), p0:(LEQ s112 s52)], 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 3357 steps with 14 reset in 63 ms.
FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P20N50-LTLCardinality-14 finished in 5843 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Found a Shortening insensitive property : BridgeAndVehicles-PT-V50P20N50-LTLCardinality-05
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 168 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 168/168 places, 5408/5408 transitions.
Graph (complete) has 7150 edges and 168 vertex of which 166 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.15 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 165 transition count 5407
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 165 transition count 5407
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 163 transition count 5406
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 161 transition count 5404
Applied a total of 10 rules in 171 ms. Remains 161 /168 variables (removed 7) and now considering 5404/5408 (removed 4) transitions.
[2023-03-10 22:10:45] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
// Phase 1: matrix 406 rows 161 cols
[2023-03-10 22:10:45] [INFO ] Computed 4 place invariants in 4 ms
[2023-03-10 22:10:46] [INFO ] Implicit Places using invariants in 779 ms returned []
[2023-03-10 22:10:46] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:10:46] [INFO ] Invariant cache hit.
[2023-03-10 22:10:46] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:10:48] [INFO ] Implicit Places using invariants and state equation in 2327 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 3112 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 160/168 places, 5404/5408 transitions.
Applied a total of 0 rules in 51 ms. Remains 160 /160 variables (removed 0) and now considering 5404/5404 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 3335 ms. Remains : 160/168 places, 5404/5408 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V50P20N50-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 1 s105)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 26336 reset in 1651 ms.
Product exploration explored 100000 steps with 26202 reset in 1316 ms.
Computed a total of 105 stabilizing places and 202 stable transitions
Computed a total of 105 stabilizing places and 202 stable transitions
Detected a total of 105/160 stabilizing places and 202/5404 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 178 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 199 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
[2023-03-10 22:10:52] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
// Phase 1: matrix 406 rows 160 cols
[2023-03-10 22:10:52] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-10 22:10:53] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2023-03-10 22:10:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 22:10:53] [INFO ] [Real]Absence check using state equation in 212 ms returned sat
[2023-03-10 22:10:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 22:10:55] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 22:10:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 22:10:55] [INFO ] [Nat]Absence check using state equation in 197 ms returned sat
[2023-03-10 22:10:55] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:10:55] [INFO ] [Nat]Added 102 Read/Feed constraints in 149 ms returned sat
[2023-03-10 22:10:55] [INFO ] Computed and/alt/rep : 150/298/150 causal constraints (skipped 253 transitions) in 208 ms.
[2023-03-10 22:10:56] [INFO ] Added : 52 causal constraints over 11 iterations in 1172 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 160 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 160/160 places, 5404/5404 transitions.
Applied a total of 0 rules in 985 ms. Remains 160 /160 variables (removed 0) and now considering 5404/5404 (removed 0) transitions.
[2023-03-10 22:10:57] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:10:57] [INFO ] Invariant cache hit.
[2023-03-10 22:10:58] [INFO ] Implicit Places using invariants in 750 ms returned []
[2023-03-10 22:10:58] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:10:58] [INFO ] Invariant cache hit.
[2023-03-10 22:10:58] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:11:00] [INFO ] Implicit Places using invariants and state equation in 1943 ms returned []
Implicit Place search using SMT with State Equation took 2695 ms to find 0 implicit places.
[2023-03-10 22:11:00] [INFO ] Redundant transitions in 224 ms returned []
[2023-03-10 22:11:00] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:11:00] [INFO ] Invariant cache hit.
[2023-03-10 22:11:02] [INFO ] Dead Transitions using invariants and state equation in 1435 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5351 ms. Remains : 160/160 places, 5404/5404 transitions.
Computed a total of 105 stabilizing places and 202 stable transitions
Computed a total of 105 stabilizing places and 202 stable transitions
Detected a total of 105/160 stabilizing places and 202/5404 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 150 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 143 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
[2023-03-10 22:11:02] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:11:02] [INFO ] Invariant cache hit.
[2023-03-10 22:11:04] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-10 22:11:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 22:11:04] [INFO ] [Real]Absence check using state equation in 182 ms returned sat
[2023-03-10 22:11:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 22:11:05] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 22:11:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 22:11:05] [INFO ] [Nat]Absence check using state equation in 177 ms returned sat
[2023-03-10 22:11:05] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:11:05] [INFO ] [Nat]Added 102 Read/Feed constraints in 106 ms returned sat
[2023-03-10 22:11:06] [INFO ] Computed and/alt/rep : 150/298/150 causal constraints (skipped 253 transitions) in 228 ms.
[2023-03-10 22:11:07] [INFO ] Added : 51 causal constraints over 11 iterations in 1256 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Product exploration explored 100000 steps with 26179 reset in 1547 ms.
Product exploration explored 100000 steps with 26191 reset in 1605 ms.
Support contains 1 out of 160 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 160/160 places, 5404/5404 transitions.
Applied a total of 0 rules in 1085 ms. Remains 160 /160 variables (removed 0) and now considering 5404/5404 (removed 0) transitions.
[2023-03-10 22:11:11] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:11:11] [INFO ] Invariant cache hit.
[2023-03-10 22:11:12] [INFO ] Implicit Places using invariants in 812 ms returned []
[2023-03-10 22:11:12] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:11:12] [INFO ] Invariant cache hit.
[2023-03-10 22:11:12] [INFO ] State equation strengthened by 102 read => feed constraints.
[2023-03-10 22:11:13] [INFO ] Implicit Places using invariants and state equation in 1492 ms returned []
Implicit Place search using SMT with State Equation took 2308 ms to find 0 implicit places.
[2023-03-10 22:11:14] [INFO ] Redundant transitions in 346 ms returned []
[2023-03-10 22:11:14] [INFO ] Flow matrix only has 406 transitions (discarded 4998 similar events)
[2023-03-10 22:11:14] [INFO ] Invariant cache hit.
[2023-03-10 22:11:15] [INFO ] Dead Transitions using invariants and state equation in 1437 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5191 ms. Remains : 160/160 places, 5404/5404 transitions.
Treatment of property BridgeAndVehicles-PT-V50P20N50-LTLCardinality-05 finished in 30954 ms.
[2023-03-10 22:11:16] [INFO ] Flatten gal took : 234 ms
[2023-03-10 22:11:16] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-10 22:11:16] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 168 places, 5408 transitions and 42330 arcs took 47 ms.
Total runtime 110869 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT BridgeAndVehicles-PT-V50P20N50
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/373
LTLCardinality

FORMULA BridgeAndVehicles-PT-V50P20N50-LTLCardinality-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678486279615

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/373/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/373/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/373/LTLCardinality.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 1.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 BridgeAndVehicles-PT-V50P20N50-LTLCardinality-05
lola: time limit : 3598 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for BridgeAndVehicles-PT-V50P20N50-LTLCardinality-05
lola: result : true
lola: markings : 73868
lola: fired transitions : 142032
lola: time used : 1.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
BridgeAndVehicles-PT-V50P20N50-LTLCardinality-05: LTL true LTL model checker


Time elapsed: 3 secs. Pages in use: 1

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-V50P20N50"
export BK_EXAMINATION="LTLCardinality"
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-V50P20N50, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r039-tajo-167813692300243"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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

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