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-167813692100140.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
....................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is BridgeAndVehicles-COL-V80P50N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r039-tajo-167813692100140
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 7.8K Feb 25 12:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 12:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 25 12:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 25 12:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 15:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 15:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 25 12:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 163K Feb 25 12:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 12:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Feb 25 12:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Feb 25 15:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 45K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-COL-V80P50N10-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678482569091

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V80P50N10
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-10 21:09:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-10 21:09:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 21:09:31] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-10 21:09:31] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-10 21:09:31] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 694 ms
[2023-03-10 21:09:31] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 188 PT places and 289218.0 transition bindings in 33 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
[2023-03-10 21:09:31] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 5 ms.
[2023-03-10 21:09:31] [INFO ] Skeletonized 11 HLPN properties in 16 ms. Removed 5 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Remains 3 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Finished random walk after 169 steps, including 0 resets, run visited all 3 properties in 10 ms. (steps per millisecond=16 )
[2023-03-10 21:09:32] [INFO ] Flatten gal took : 28 ms
[2023-03-10 21:09:32] [INFO ] Flatten gal took : 1 ms
Arc [1:1*[(MOD (ADD $cA 1) 81)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 81) 81) 81)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 11)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2023-03-10 21:09:32] [INFO ] Unfolded HLPN to a Petri net with 188 places and 2108 transitions 15950 arcs in 187 ms.
[2023-03-10 21:09:32] [INFO ] Unfolded 15 HLPN properties in 2 ms.
Initial state reduction rules removed 2 formulas.
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 184 out of 188 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 188/188 places, 2108/2108 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 186 transition count 2108
Applied a total of 2 rules in 68 ms. Remains 186 /188 variables (removed 2) and now considering 2108/2108 (removed 0) transitions.
[2023-03-10 21:09:32] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
// Phase 1: matrix 370 rows 186 cols
[2023-03-10 21:09:32] [INFO ] Computed 5 place invariants in 19 ms
[2023-03-10 21:09:34] [INFO ] Dead Transitions using invariants and state equation in 1528 ms found 0 transitions.
[2023-03-10 21:09:34] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-10 21:09:34] [INFO ] Invariant cache hit.
[2023-03-10 21:09:34] [INFO ] Implicit Places using invariants in 115 ms returned []
[2023-03-10 21:09:34] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-10 21:09:34] [INFO ] Invariant cache hit.
[2023-03-10 21:09:34] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:09:34] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 387 ms to find 0 implicit places.
[2023-03-10 21:09:34] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-10 21:09:34] [INFO ] Invariant cache hit.
[2023-03-10 21:09:35] [INFO ] Dead Transitions using invariants and state equation in 933 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 186/188 places, 2108/2108 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3024 ms. Remains : 186/188 places, 2108/2108 transitions.
Support contains 184 out of 186 places after structural reductions.
[2023-03-10 21:09:36] [INFO ] Flatten gal took : 196 ms
[2023-03-10 21:09:36] [INFO ] Flatten gal took : 143 ms
[2023-03-10 21:09:37] [INFO ] Input system was already deterministic with 2108 transitions.
Incomplete random walk after 10000 steps, including 14 resets, run finished after 1024 ms. (steps per millisecond=9 ) properties (out of 17) seen :13
Incomplete Best-First random walk after 10000 steps, including 5 resets, run finished after 623 ms. (steps per millisecond=16 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 6 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-10 21:09:39] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-10 21:09:39] [INFO ] Invariant cache hit.
[2023-03-10 21:09:39] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 21:09:39] [INFO ] After 102ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
Computed a total of 169 stabilizing places and 324 stable transitions
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-12 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' '!(G((F(p1)||p0)))'
Support contains 95 out of 186 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2107
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2107
Applied a total of 2 rules in 406 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:09:40] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-10 21:09:40] [INFO ] Computed 5 place invariants in 14 ms
[2023-03-10 21:09:41] [INFO ] Dead Transitions using invariants and state equation in 827 ms found 0 transitions.
[2023-03-10 21:09:41] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:41] [INFO ] Invariant cache hit.
[2023-03-10 21:09:41] [INFO ] Implicit Places using invariants in 156 ms returned []
[2023-03-10 21:09:41] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:41] [INFO ] Invariant cache hit.
[2023-03-10 21:09:41] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:09:42] [INFO ] Implicit Places using invariants and state equation in 811 ms returned [166]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 975 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 184/186 places, 2107/2108 transitions.
Applied a total of 0 rules in 318 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2529 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 270 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s169 1) (GEQ s172 1)) (AND (GEQ s169 1) (GEQ s171 1)) (AND (GEQ s169 1) (GEQ s174 1)) (AND (GEQ s169 1) (GEQ s173 1)) (AND (GEQ s170 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 978 reset in 884 ms.
Product exploration explored 100000 steps with 954 reset in 1037 ms.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 2 factoid took 220 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 97 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Finished random walk after 95 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=31 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F (AND (NOT p0) (NOT p1))), (F p1)]
Knowledge based reduction with 2 factoid took 368 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 109 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 95 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2107/2107 transitions.
Applied a total of 0 rules in 363 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:09:46] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 184 cols
[2023-03-10 21:09:46] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-10 21:09:47] [INFO ] Dead Transitions using invariants and state equation in 793 ms found 0 transitions.
[2023-03-10 21:09:47] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:47] [INFO ] Invariant cache hit.
[2023-03-10 21:09:47] [INFO ] Implicit Places using invariants in 188 ms returned []
[2023-03-10 21:09:47] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:47] [INFO ] Invariant cache hit.
[2023-03-10 21:09:47] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:09:47] [INFO ] Implicit Places using invariants and state equation in 466 ms returned []
Implicit Place search using SMT with State Equation took 657 ms to find 0 implicit places.
[2023-03-10 21:09:47] [INFO ] Redundant transitions in 177 ms returned []
[2023-03-10 21:09:47] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:47] [INFO ] Invariant cache hit.
[2023-03-10 21:09:48] [INFO ] Dead Transitions using invariants and state equation in 770 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2773 ms. Remains : 184/184 places, 2107/2107 transitions.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 2 factoid took 102 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 66 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Finished random walk after 63 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=31 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT p1))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F (AND (NOT p0) (NOT p1))), (F p1)]
Knowledge based reduction with 2 factoid took 127 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 124 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 100 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 965 reset in 740 ms.
Product exploration explored 100000 steps with 938 reset in 762 ms.
Support contains 95 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2107/2107 transitions.
Applied a total of 0 rules in 224 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:09:51] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:51] [INFO ] Invariant cache hit.
[2023-03-10 21:09:51] [INFO ] Dead Transitions using invariants and state equation in 744 ms found 0 transitions.
[2023-03-10 21:09:51] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:51] [INFO ] Invariant cache hit.
[2023-03-10 21:09:52] [INFO ] Implicit Places using invariants in 231 ms returned []
[2023-03-10 21:09:52] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:52] [INFO ] Invariant cache hit.
[2023-03-10 21:09:52] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:09:52] [INFO ] Implicit Places using invariants and state equation in 701 ms returned []
Implicit Place search using SMT with State Equation took 936 ms to find 0 implicit places.
[2023-03-10 21:09:52] [INFO ] Redundant transitions in 85 ms returned []
[2023-03-10 21:09:52] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:52] [INFO ] Invariant cache hit.
[2023-03-10 21:09:54] [INFO ] Dead Transitions using invariants and state equation in 1161 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3187 ms. Remains : 184/184 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-02 finished in 14707 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 83 out of 186 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2107
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2107
Applied a total of 2 rules in 372 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:09:55] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-10 21:09:55] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 21:09:56] [INFO ] Dead Transitions using invariants and state equation in 1100 ms found 0 transitions.
[2023-03-10 21:09:56] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:56] [INFO ] Invariant cache hit.
[2023-03-10 21:09:56] [INFO ] Implicit Places using invariants in 292 ms returned []
[2023-03-10 21:09:56] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:56] [INFO ] Invariant cache hit.
[2023-03-10 21:09:56] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:09:57] [INFO ] Implicit Places using invariants and state equation in 802 ms returned [166]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1105 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 184/186 places, 2107/2108 transitions.
Applied a total of 0 rules in 266 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2845 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s0 1) (GEQ s73 1) (GEQ s83 1) (GEQ s167 1)) (AND (GEQ s0 1) (GEQ s18 1) (GEQ s83 1) (GEQ s167 1)) (AND (GEQ s0 1) (GEQ s49 1) (GEQ s83 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 676 steps with 0 reset in 10 ms.
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-03 finished in 2961 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))'
Support contains 83 out of 186 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2107
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2107
Applied a total of 2 rules in 244 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:09:57] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:57] [INFO ] Invariant cache hit.
[2023-03-10 21:09:59] [INFO ] Dead Transitions using invariants and state equation in 1195 ms found 0 transitions.
[2023-03-10 21:09:59] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:59] [INFO ] Invariant cache hit.
[2023-03-10 21:09:59] [INFO ] Implicit Places using invariants in 354 ms returned []
[2023-03-10 21:09:59] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:09:59] [INFO ] Invariant cache hit.
[2023-03-10 21:09:59] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:10:00] [INFO ] Implicit Places using invariants and state equation in 951 ms returned [166]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1322 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 184/186 places, 2107/2108 transitions.
Applied a total of 0 rules in 289 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3057 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s0 1) (GEQ s73 1) (GEQ s83 1) (GEQ s167 1)) (AND (GEQ s0 1) (GEQ s18 1) (GEQ s83 1) (GEQ s167 1)) (AND (GEQ s0 1) (GEQ s49 1) (GEQ s83 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 5305 reset in 1140 ms.
Product exploration explored 100000 steps with 5412 reset in 1175 ms.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 110 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
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), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 205 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 47 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
[2023-03-10 21:10:03] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 184 cols
[2023-03-10 21:10:03] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-10 21:10:05] [INFO ] [Real]Absence check using 5 positive place invariants in 15 ms returned sat
[2023-03-10 21:10:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:10:05] [INFO ] [Real]Absence check using state equation in 329 ms returned sat
[2023-03-10 21:10:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:10:08] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 21:10:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:10:08] [INFO ] [Nat]Absence check using state equation in 218 ms returned sat
[2023-03-10 21:10:08] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:10:10] [INFO ] [Nat]Added 22 Read/Feed constraints in 2569 ms returned sat
[2023-03-10 21:10:11] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 116 ms.
[2023-03-10 21:10:11] [INFO ] Added : 67 causal constraints over 16 iterations in 861 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 83 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2107/2107 transitions.
Applied a total of 0 rules in 278 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:10:12] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:12] [INFO ] Invariant cache hit.
[2023-03-10 21:10:12] [INFO ] Dead Transitions using invariants and state equation in 827 ms found 0 transitions.
[2023-03-10 21:10:12] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:12] [INFO ] Invariant cache hit.
[2023-03-10 21:10:13] [INFO ] Implicit Places using invariants in 294 ms returned []
[2023-03-10 21:10:13] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:13] [INFO ] Invariant cache hit.
[2023-03-10 21:10:13] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:10:13] [INFO ] Implicit Places using invariants and state equation in 632 ms returned []
Implicit Place search using SMT with State Equation took 942 ms to find 0 implicit places.
[2023-03-10 21:10:13] [INFO ] Redundant transitions in 44 ms returned []
[2023-03-10 21:10:13] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:13] [INFO ] Invariant cache hit.
[2023-03-10 21:10:14] [INFO ] Dead Transitions using invariants and state equation in 736 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2848 ms. Remains : 184/184 places, 2107/2107 transitions.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 124 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)]
Finished random walk after 9 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=9 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 118 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 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2023-03-10 21:10:15] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:15] [INFO ] Invariant cache hit.
[2023-03-10 21:10:16] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 21:10:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:10:17] [INFO ] [Real]Absence check using state equation in 296 ms returned sat
[2023-03-10 21:10:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:10:18] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 21:10:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:10:19] [INFO ] [Nat]Absence check using state equation in 400 ms returned sat
[2023-03-10 21:10:19] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:10:21] [INFO ] [Nat]Added 22 Read/Feed constraints in 2112 ms returned sat
[2023-03-10 21:10:21] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 147 ms.
[2023-03-10 21:10:22] [INFO ] Added : 67 causal constraints over 16 iterations in 857 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Product exploration explored 100000 steps with 5227 reset in 907 ms.
Product exploration explored 100000 steps with 5232 reset in 920 ms.
Support contains 83 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2107/2107 transitions.
Applied a total of 0 rules in 176 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:10:24] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:24] [INFO ] Invariant cache hit.
[2023-03-10 21:10:25] [INFO ] Dead Transitions using invariants and state equation in 671 ms found 0 transitions.
[2023-03-10 21:10:25] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:25] [INFO ] Invariant cache hit.
[2023-03-10 21:10:25] [INFO ] Implicit Places using invariants in 246 ms returned []
[2023-03-10 21:10:25] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:25] [INFO ] Invariant cache hit.
[2023-03-10 21:10:25] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:10:25] [INFO ] Implicit Places using invariants and state equation in 572 ms returned []
Implicit Place search using SMT with State Equation took 820 ms to find 0 implicit places.
[2023-03-10 21:10:25] [INFO ] Redundant transitions in 35 ms returned []
[2023-03-10 21:10:25] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:25] [INFO ] Invariant cache hit.
[2023-03-10 21:10:26] [INFO ] Dead Transitions using invariants and state equation in 611 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2324 ms. Remains : 184/184 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-04 finished in 29110 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&&X(p1)))))'
Support contains 175 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2107
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2107
Applied a total of 2 rules in 31 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:10:26] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-10 21:10:26] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-10 21:10:27] [INFO ] Dead Transitions using invariants and state equation in 822 ms found 0 transitions.
[2023-03-10 21:10:27] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:27] [INFO ] Invariant cache hit.
[2023-03-10 21:10:27] [INFO ] Implicit Places using invariants in 88 ms returned []
[2023-03-10 21:10:27] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:27] [INFO ] Invariant cache hit.
[2023-03-10 21:10:27] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:10:28] [INFO ] Implicit Places using invariants and state equation in 367 ms returned [166]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 474 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 184/186 places, 2107/2108 transitions.
Applied a total of 0 rules in 20 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1362 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 222 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-05 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: 3}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s105 1) (GEQ s167 1) (GEQ s171 1)) (AND (GEQ s1 1) (GEQ s155 1) (GEQ s167 1) (GEQ s178 1)) (AND (GEQ s1 1) (GEQ s131 1) (GEQ s...], 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 1 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-05 finished in 1639 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(p0))||G((F(p1)&&X(G(!p0))))))'
Support contains 94 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Applied a total of 0 rules in 17 ms. Remains 186 /186 variables (removed 0) and now considering 2108/2108 (removed 0) transitions.
[2023-03-10 21:10:28] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
// Phase 1: matrix 370 rows 186 cols
[2023-03-10 21:10:28] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 21:10:29] [INFO ] Dead Transitions using invariants and state equation in 650 ms found 0 transitions.
[2023-03-10 21:10:29] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-10 21:10:29] [INFO ] Invariant cache hit.
[2023-03-10 21:10:29] [INFO ] Implicit Places using invariants in 153 ms returned []
[2023-03-10 21:10:29] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-10 21:10:29] [INFO ] Invariant cache hit.
[2023-03-10 21:10:29] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:10:30] [INFO ] Implicit Places using invariants and state equation in 929 ms returned [83, 167]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1087 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 184/186 places, 2108/2108 transitions.
Applied a total of 0 rules in 9 ms. Remains 184 /184 variables (removed 0) and now considering 2108/2108 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1765 ms. Remains : 184/186 places, 2108/2108 transitions.
Stuttering acceptance computed with spot in 135 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(GEQ s165 1), p1:(OR (AND (GEQ s10 1) (GEQ s84 1) (GEQ s168 1) (GEQ s175 1)) (AND (GEQ s31 1) (GEQ s84 1) (GEQ s168 1) (GEQ s181 1)) (AND (GEQ s48 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][false, false, false, false]]
Product exploration explored 100000 steps with 2899 reset in 3273 ms.
Product exploration explored 100000 steps with 2884 reset in 3171 ms.
Computed a total of 167 stabilizing places and 324 stable transitions
Computed a total of 167 stabilizing places and 324 stable transitions
Detected a total of 167/184 stabilizing places and 324/2108 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 308 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 133 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 93 steps, including 0 resets, run visited all 2 properties in 9 ms. (steps per millisecond=10 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0)))), (F p0)]
Knowledge based reduction with 6 factoid took 317 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 110 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 130 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-10 21:10:37] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
// Phase 1: matrix 370 rows 184 cols
[2023-03-10 21:10:38] [INFO ] Computed 5 place invariants in 3 ms
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:876)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:517)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:614)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-10 21:10:57] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression EG (AND (NOT p1) (NOT p0))
Could not prove EG (AND (NOT p1) (NOT p0))
Support contains 94 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2108/2108 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 183 transition count 2107
Applied a total of 2 rules in 196 ms. Remains 183 /184 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:10:57] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 183 cols
[2023-03-10 21:10:57] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-10 21:10:58] [INFO ] Dead Transitions using invariants and state equation in 728 ms found 0 transitions.
[2023-03-10 21:10:58] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:58] [INFO ] Invariant cache hit.
[2023-03-10 21:10:58] [INFO ] Implicit Places using invariants in 137 ms returned []
[2023-03-10 21:10:58] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:58] [INFO ] Invariant cache hit.
[2023-03-10 21:10:58] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:10:58] [INFO ] Implicit Places using invariants and state equation in 396 ms returned []
Implicit Place search using SMT with State Equation took 533 ms to find 0 implicit places.
[2023-03-10 21:10:58] [INFO ] Redundant transitions in 32 ms returned []
[2023-03-10 21:10:58] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:10:58] [INFO ] Invariant cache hit.
[2023-03-10 21:10:59] [INFO ] Dead Transitions using invariants and state equation in 753 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 183/184 places, 2107/2108 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2252 ms. Remains : 183/184 places, 2107/2108 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/183 stabilizing places and 323/2107 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 (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 260 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 150 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 9 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=9 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0)))), (F p0)]
Knowledge based reduction with 6 factoid took 280 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 115 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-10 21:11:00] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:00] [INFO ] Invariant cache hit.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:876)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:517)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:614)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-10 21:11:20] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression EG (AND (NOT p1) (NOT p0))
Could not prove EG (AND (NOT p1) (NOT p0))
Stuttering acceptance computed with spot in 273 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 1766 reset in 2867 ms.
Product exploration explored 100000 steps with 1736 reset in 3012 ms.
Support contains 94 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 194 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:11:26] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:26] [INFO ] Invariant cache hit.
[2023-03-10 21:11:27] [INFO ] Dead Transitions using invariants and state equation in 1079 ms found 0 transitions.
[2023-03-10 21:11:27] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:27] [INFO ] Invariant cache hit.
[2023-03-10 21:11:28] [INFO ] Implicit Places using invariants in 201 ms returned []
[2023-03-10 21:11:28] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:28] [INFO ] Invariant cache hit.
[2023-03-10 21:11:28] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:11:28] [INFO ] Implicit Places using invariants and state equation in 739 ms returned []
Implicit Place search using SMT with State Equation took 956 ms to find 0 implicit places.
[2023-03-10 21:11:29] [INFO ] Redundant transitions in 73 ms returned []
[2023-03-10 21:11:29] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:29] [INFO ] Invariant cache hit.
[2023-03-10 21:11:29] [INFO ] Dead Transitions using invariants and state equation in 679 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2991 ms. Remains : 183/183 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-06 finished in 61457 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&&F(p1))))'
Support contains 98 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2107
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2107
Applied a total of 2 rules in 19 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:11:29] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-10 21:11:29] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-10 21:11:30] [INFO ] Dead Transitions using invariants and state equation in 662 ms found 0 transitions.
[2023-03-10 21:11:30] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:30] [INFO ] Invariant cache hit.
[2023-03-10 21:11:30] [INFO ] Implicit Places using invariants in 143 ms returned []
[2023-03-10 21:11:30] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:30] [INFO ] Invariant cache hit.
[2023-03-10 21:11:30] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:11:31] [INFO ] Implicit Places using invariants and state equation in 684 ms returned [83, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 830 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 183/186 places, 2107/2108 transitions.
Applied a total of 0 rules in 9 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1522 ms. Remains : 183/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 184 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(OR (AND (GEQ s0 50) (GEQ s182 1)) (AND (GEQ s0 50) (GEQ s181 1))), p0:(OR (AND (GEQ s34 1) (GEQ s82 1)) (AND (GEQ s24 1) (GEQ s82 1)) (AND (GEQ s5 1) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1731 reset in 473 ms.
Product exploration explored 100000 steps with 1729 reset in 445 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (AND p0 (NOT p1))), (X (X (NOT p1))), true]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 270 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), (NOT p1)]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (AND p0 (NOT p1))), (X (X (NOT p1))), true]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 5 factoid took 223 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 43 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p1)]
[2023-03-10 21:11:33] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 183 cols
[2023-03-10 21:11:33] [INFO ] Computed 5 place invariants in 8 ms
[2023-03-10 21:11:33] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 21:11:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:11:34] [INFO ] [Real]Absence check using state equation in 531 ms returned sat
[2023-03-10 21:11:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:11:34] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 21:11:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:11:34] [INFO ] [Nat]Absence check using state equation in 344 ms returned sat
[2023-03-10 21:11:34] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:11:37] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-10 21:11:38] [INFO ] [Nat]Added 22 Read/Feed constraints in 3663 ms returned sat
[2023-03-10 21:11:38] [INFO ] Deduced a trap composed of 5 places in 354 ms of which 4 ms to minimize.
[2023-03-10 21:11:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 408 ms
[2023-03-10 21:11:38] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 61 ms.
[2023-03-10 21:11:38] [INFO ] Added : 14 causal constraints over 3 iterations in 158 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 3 out of 183 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 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 283 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:11:39] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:39] [INFO ] Invariant cache hit.
[2023-03-10 21:11:39] [INFO ] Dead Transitions using invariants and state equation in 717 ms found 0 transitions.
[2023-03-10 21:11:39] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:39] [INFO ] Invariant cache hit.
[2023-03-10 21:11:40] [INFO ] Implicit Places using invariants in 176 ms returned []
[2023-03-10 21:11:40] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:40] [INFO ] Invariant cache hit.
[2023-03-10 21:11:40] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:11:40] [INFO ] Implicit Places using invariants and state equation in 580 ms returned []
Implicit Place search using SMT with State Equation took 763 ms to find 0 implicit places.
[2023-03-10 21:11:40] [INFO ] Redundant transitions in 43 ms returned []
[2023-03-10 21:11:40] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:40] [INFO ] Invariant cache hit.
[2023-03-10 21:11:41] [INFO ] Dead Transitions using invariants and state equation in 795 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2622 ms. Remains : 183/183 places, 2107/2107 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 89 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 30 ms :[(NOT p1)]
Finished random walk after 78 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=39 )
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 102 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 56 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 24 ms :[(NOT p1)]
[2023-03-10 21:11:41] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:42] [INFO ] Invariant cache hit.
[2023-03-10 21:11:42] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 21:11:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:11:42] [INFO ] [Real]Absence check using state equation in 502 ms returned sat
[2023-03-10 21:11:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:11:42] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 21:11:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:11:43] [INFO ] [Nat]Absence check using state equation in 301 ms returned sat
[2023-03-10 21:11:43] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:11:43] [INFO ] [Nat]Added 22 Read/Feed constraints in 480 ms returned sat
[2023-03-10 21:11:44] [INFO ] Deduced a trap composed of 5 places in 306 ms of which 1 ms to minimize.
[2023-03-10 21:11:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 386 ms
[2023-03-10 21:11:44] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 68 ms.
[2023-03-10 21:11:44] [INFO ] Added : 11 causal constraints over 3 iterations in 191 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 40 ms :[(NOT p1)]
Product exploration explored 100000 steps with 1749 reset in 507 ms.
Product exploration explored 100000 steps with 1702 reset in 401 ms.
Support contains 3 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 204 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:11:45] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:45] [INFO ] Invariant cache hit.
[2023-03-10 21:11:46] [INFO ] Dead Transitions using invariants and state equation in 662 ms found 0 transitions.
[2023-03-10 21:11:46] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:46] [INFO ] Invariant cache hit.
[2023-03-10 21:11:46] [INFO ] Implicit Places using invariants in 321 ms returned []
[2023-03-10 21:11:46] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:46] [INFO ] Invariant cache hit.
[2023-03-10 21:11:46] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:11:47] [INFO ] Implicit Places using invariants and state equation in 1069 ms returned []
Implicit Place search using SMT with State Equation took 1392 ms to find 0 implicit places.
[2023-03-10 21:11:47] [INFO ] Redundant transitions in 33 ms returned []
[2023-03-10 21:11:47] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:47] [INFO ] Invariant cache hit.
[2023-03-10 21:11:48] [INFO ] Dead Transitions using invariants and state equation in 643 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2948 ms. Remains : 183/183 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-07 finished in 18567 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)||G(p1)||X(F(p2))))'
Support contains 88 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2107
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2107
Applied a total of 2 rules in 20 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:11:48] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-10 21:11:48] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 21:11:49] [INFO ] Dead Transitions using invariants and state equation in 836 ms found 0 transitions.
[2023-03-10 21:11:49] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:49] [INFO ] Invariant cache hit.
[2023-03-10 21:11:49] [INFO ] Implicit Places using invariants in 235 ms returned []
[2023-03-10 21:11:49] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:49] [INFO ] Invariant cache hit.
[2023-03-10 21:11:49] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:11:51] [INFO ] Implicit Places using invariants and state equation in 1479 ms returned [83]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1720 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 184/186 places, 2107/2108 transitions.
Applied a total of 0 rules in 12 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2594 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 147 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (AND (GEQ s0 50) (GEQ s183 1)) (AND (GEQ s0 50) (GEQ s182 1))), p2:(OR (AND (GEQ s169 1) (GEQ s181 1)) (AND (GEQ s170 1) (GEQ s181 1))), p1:(OR (AN...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 1889 reset in 643 ms.
Product exploration explored 100000 steps with 1892 reset in 489 ms.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (AND (NOT p0) (NOT p2))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 298 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 2 states, 2 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Finished random walk after 56 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=56 )
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (AND (NOT p0) (NOT p2))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 7 factoid took 275 ms. Reduced automaton from 2 states, 2 edges and 2 AP (stutter sensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 29 ms :[(AND (NOT p0) (NOT p2))]
[2023-03-10 21:11:53] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 184 cols
[2023-03-10 21:11:53] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-10 21:11:53] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-10 21:11:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:11:54] [INFO ] [Real]Absence check using state equation in 1071 ms returned sat
[2023-03-10 21:11:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:11:54] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 21:11:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:11:55] [INFO ] [Nat]Absence check using state equation in 333 ms returned sat
[2023-03-10 21:11:55] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:11:55] [INFO ] [Nat]Added 22 Read/Feed constraints in 283 ms returned sat
[2023-03-10 21:11:55] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 84 ms.
[2023-03-10 21:11:55] [INFO ] Added : 12 causal constraints over 5 iterations in 286 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 6 out of 184 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 : 184/184 places, 2107/2107 transitions.
Applied a total of 0 rules in 294 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:11:56] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:56] [INFO ] Invariant cache hit.
[2023-03-10 21:11:56] [INFO ] Dead Transitions using invariants and state equation in 822 ms found 0 transitions.
[2023-03-10 21:11:56] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:56] [INFO ] Invariant cache hit.
[2023-03-10 21:11:57] [INFO ] Implicit Places using invariants in 270 ms returned []
[2023-03-10 21:11:57] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:57] [INFO ] Invariant cache hit.
[2023-03-10 21:11:57] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:11:57] [INFO ] Implicit Places using invariants and state equation in 681 ms returned []
Implicit Place search using SMT with State Equation took 953 ms to find 0 implicit places.
[2023-03-10 21:11:57] [INFO ] Redundant transitions in 60 ms returned []
[2023-03-10 21:11:57] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:57] [INFO ] Invariant cache hit.
[2023-03-10 21:11:58] [INFO ] Dead Transitions using invariants and state equation in 713 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2853 ms. Remains : 184/184 places, 2107/2107 transitions.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 106 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(AND (NOT p0) (NOT p2))]
Finished random walk after 11 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=5 )
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 3 factoid took 135 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 58 ms :[(AND (NOT p0) (NOT p2))]
[2023-03-10 21:11:59] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:11:59] [INFO ] Invariant cache hit.
[2023-03-10 21:11:59] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-10 21:11:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:12:00] [INFO ] [Real]Absence check using state equation in 897 ms returned sat
[2023-03-10 21:12:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:12:00] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 21:12:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:12:00] [INFO ] [Nat]Absence check using state equation in 308 ms returned sat
[2023-03-10 21:12:00] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:12:01] [INFO ] [Nat]Added 22 Read/Feed constraints in 89 ms returned sat
[2023-03-10 21:12:01] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 48 ms.
[2023-03-10 21:12:01] [INFO ] Added : 13 causal constraints over 6 iterations in 180 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 1873 reset in 521 ms.
Product exploration explored 100000 steps with 1838 reset in 499 ms.
Support contains 6 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2107/2107 transitions.
Applied a total of 0 rules in 224 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:12:02] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:02] [INFO ] Invariant cache hit.
[2023-03-10 21:12:03] [INFO ] Dead Transitions using invariants and state equation in 537 ms found 0 transitions.
[2023-03-10 21:12:03] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:03] [INFO ] Invariant cache hit.
[2023-03-10 21:12:03] [INFO ] Implicit Places using invariants in 240 ms returned []
[2023-03-10 21:12:03] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:03] [INFO ] Invariant cache hit.
[2023-03-10 21:12:03] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:12:04] [INFO ] Implicit Places using invariants and state equation in 782 ms returned [165]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1039 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 183/184 places, 2107/2107 transitions.
Applied a total of 0 rules in 224 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2025 ms. Remains : 183/184 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-08 finished in 15978 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p0)||(p1&&G(F(!p0)))))))'
Support contains 15 out of 186 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2107
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2107
Applied a total of 2 rules in 223 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:12:04] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-10 21:12:04] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 21:12:05] [INFO ] Dead Transitions using invariants and state equation in 621 ms found 0 transitions.
[2023-03-10 21:12:05] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:05] [INFO ] Invariant cache hit.
[2023-03-10 21:12:05] [INFO ] Implicit Places using invariants in 222 ms returned []
[2023-03-10 21:12:05] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:05] [INFO ] Invariant cache hit.
[2023-03-10 21:12:05] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:12:07] [INFO ] Implicit Places using invariants and state equation in 1820 ms returned [83, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2063 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 183/186 places, 2107/2108 transitions.
Applied a total of 0 rules in 300 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3209 ms. Remains : 183/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 124 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s168 1) (GEQ s171 1)) (AND (GEQ s168 1) (GEQ s170 1)) (AND (GEQ s168 1) (GEQ s173 1)) (AND (GEQ s168 1) (GEQ s172 1)) (AND (GEQ s169 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1639 reset in 647 ms.
Product exploration explored 100000 steps with 1637 reset in 523 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND p0 (NOT p1))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
Knowledge based reduction with 1 factoid took 232 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 4 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(AND p0 (NOT p1))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (F (AND (NOT p0) (NOT p1))), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 1 factoid took 228 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 15 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 203 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:12:09] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 183 cols
[2023-03-10 21:12:09] [INFO ] Computed 5 place invariants in 9 ms
[2023-03-10 21:12:10] [INFO ] Dead Transitions using invariants and state equation in 698 ms found 0 transitions.
[2023-03-10 21:12:10] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:10] [INFO ] Invariant cache hit.
[2023-03-10 21:12:10] [INFO ] Implicit Places using invariants in 298 ms returned []
[2023-03-10 21:12:10] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:10] [INFO ] Invariant cache hit.
[2023-03-10 21:12:11] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:12:11] [INFO ] Implicit Places using invariants and state equation in 1087 ms returned []
Implicit Place search using SMT with State Equation took 1388 ms to find 0 implicit places.
[2023-03-10 21:12:12] [INFO ] Redundant transitions in 70 ms returned []
[2023-03-10 21:12:12] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:12] [INFO ] Invariant cache hit.
[2023-03-10 21:12:12] [INFO ] Dead Transitions using invariants and state equation in 734 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3107 ms. Remains : 183/183 places, 2107/2107 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND p0 (NOT p1))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
Knowledge based reduction with 1 factoid took 250 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 95 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 9 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND p0 (NOT p1))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (F (AND (NOT p0) (NOT p1))), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 1 factoid took 344 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 91 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 93 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1627 reset in 742 ms.
Product exploration explored 100000 steps with 1678 reset in 587 ms.
Support contains 15 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 176 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:12:15] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:15] [INFO ] Invariant cache hit.
[2023-03-10 21:12:16] [INFO ] Dead Transitions using invariants and state equation in 642 ms found 0 transitions.
[2023-03-10 21:12:16] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:16] [INFO ] Invariant cache hit.
[2023-03-10 21:12:16] [INFO ] Implicit Places using invariants in 221 ms returned []
[2023-03-10 21:12:16] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:16] [INFO ] Invariant cache hit.
[2023-03-10 21:12:16] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:12:17] [INFO ] Implicit Places using invariants and state equation in 1060 ms returned []
Implicit Place search using SMT with State Equation took 1287 ms to find 0 implicit places.
[2023-03-10 21:12:17] [INFO ] Redundant transitions in 70 ms returned []
[2023-03-10 21:12:17] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:17] [INFO ] Invariant cache hit.
[2023-03-10 21:12:18] [INFO ] Dead Transitions using invariants and state equation in 770 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2954 ms. Remains : 183/183 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-10 finished in 13911 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(((p1 U p2)||p0))||X(F((!p3 U (p4||G(!p3)))))))'
Support contains 178 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Applied a total of 0 rules in 12 ms. Remains 186 /186 variables (removed 0) and now considering 2108/2108 (removed 0) transitions.
[2023-03-10 21:12:18] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
// Phase 1: matrix 370 rows 186 cols
[2023-03-10 21:12:18] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 21:12:19] [INFO ] Dead Transitions using invariants and state equation in 763 ms found 0 transitions.
[2023-03-10 21:12:19] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-10 21:12:19] [INFO ] Invariant cache hit.
[2023-03-10 21:12:19] [INFO ] Implicit Places using invariants in 87 ms returned []
[2023-03-10 21:12:19] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-10 21:12:19] [INFO ] Invariant cache hit.
[2023-03-10 21:12:19] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:12:19] [INFO ] Implicit Places using invariants and state equation in 362 ms returned [167]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 453 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 185/186 places, 2108/2108 transitions.
Applied a total of 0 rules in 9 ms. Remains 185 /185 variables (removed 0) and now considering 2108/2108 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1238 ms. Remains : 185/186 places, 2108/2108 transitions.
Stuttering acceptance computed with spot in 183 ms :[(AND (NOT p0) (NOT p2) p3 (NOT p4)), (AND (NOT p4) p3), (AND (NOT p2) p3 (NOT p4)), (AND (NOT p0) (NOT p2) p3 (NOT p4))]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=0 dest: 2}, { cond=(OR p0 p2 p1), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p4) (NOT p3)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p4) p3), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p4)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p2) p1 (NOT p4) (NOT p3)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) p1 (NOT p4) p3), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1) (NOT p4)), acceptance={} source=3 dest: 1}, { cond=(AND (NOT p0) (NOT p2) p1 (NOT p4)), acceptance={} source=3 dest: 2}, { cond=(OR (AND p0 (NOT p4)) (AND p2 (NOT p4)) (AND p1 (NOT p4))), acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(OR (AND (GEQ s170 1) (GEQ s182 1)) (AND (GEQ s171 1) (GEQ s182 1))), p2:(OR (AND (GEQ s1 1) (GEQ s105 1) (GEQ s168 1) (GEQ s172 1)) (AND (GEQ s1 1) (G...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 8014 ms.
Product exploration explored 100000 steps with 50000 reset in 7485 ms.
Computed a total of 168 stabilizing places and 324 stable transitions
Computed a total of 168 stabilizing places and 324 stable transitions
Detected a total of 168/185 stabilizing places and 324/2108 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/5 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1) p4 (NOT p3)), (X (NOT (AND (NOT p2) p1 (NOT p4) (NOT p3)))), (X (NOT (AND (NOT p0) (NOT p2) p1 (NOT p4)))), (X (NOT (AND (NOT p4) p3))), (X (NOT (AND (NOT p2) p1 (NOT p4) p3))), (X (NOT (OR (AND p0 (NOT p4)) (AND p2 (NOT p4)) (AND p1 (NOT p4))))), (X (NOT (AND (NOT p4) (NOT p3)))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1) (NOT p4)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p4)))), (X (X (NOT (AND (NOT p2) p1 (NOT p4) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1 (NOT p4))))), (X (X (NOT (AND (NOT p4) p3)))), (X (X (NOT (AND (NOT p2) p1 (NOT p4) p3)))), (X (X (NOT (OR (AND p0 (NOT p4)) (AND p2 (NOT p4)) (AND p1 (NOT p4)))))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : [(X (X (AND (NOT p4) (NOT p3)))), (X (X (NOT (AND (NOT p4) (NOT p3))))), (X (X (AND (NOT p0) (NOT p2) (NOT p1) (NOT p4)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1) (NOT p4))))), (X (X (AND (NOT p2) (NOT p1) (NOT p4)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p4)))))]
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND (NOT p0) (NOT p2) (NOT p1) p4 (NOT p3))
Knowledge based reduction with 15 factoid took 730 ms. Reduced automaton from 4 states, 11 edges and 5 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-11 finished in 17733 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 3 out of 186 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2107
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2107
Applied a total of 2 rules in 21 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:12:36] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-10 21:12:36] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-10 21:12:36] [INFO ] Dead Transitions using invariants and state equation in 763 ms found 0 transitions.
[2023-03-10 21:12:36] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:36] [INFO ] Invariant cache hit.
[2023-03-10 21:12:37] [INFO ] Implicit Places using invariants in 313 ms returned []
[2023-03-10 21:12:37] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:37] [INFO ] Invariant cache hit.
[2023-03-10 21:12:37] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:12:38] [INFO ] Implicit Places using invariants and state equation in 1409 ms returned [83, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1741 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 183/186 places, 2107/2108 transitions.
Applied a total of 0 rules in 16 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2542 ms. Remains : 183/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 116 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-13 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:(OR (AND (GEQ s168 1) (GEQ s180 1)) (AND (GEQ s169 1) (GEQ s180 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-13 finished in 2679 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0)) U p1)))'
Support contains 88 out of 186 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2107
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2107
Applied a total of 2 rules in 196 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:12:38] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:38] [INFO ] Invariant cache hit.
[2023-03-10 21:12:39] [INFO ] Dead Transitions using invariants and state equation in 658 ms found 0 transitions.
[2023-03-10 21:12:39] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:39] [INFO ] Invariant cache hit.
[2023-03-10 21:12:39] [INFO ] Implicit Places using invariants in 184 ms returned []
[2023-03-10 21:12:39] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:39] [INFO ] Invariant cache hit.
[2023-03-10 21:12:39] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:12:40] [INFO ] Implicit Places using invariants and state equation in 744 ms returned []
Implicit Place search using SMT with State Equation took 932 ms to find 0 implicit places.
[2023-03-10 21:12:40] [INFO ] Redundant transitions in 52 ms returned []
[2023-03-10 21:12:40] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:40] [INFO ] Invariant cache hit.
[2023-03-10 21:12:41] [INFO ] Dead Transitions using invariants and state equation in 704 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 185/186 places, 2107/2108 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2553 ms. Remains : 185/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 131 ms :[(NOT p1), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 1}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (NOT (OR (AND (GEQ s170 1) (GEQ s182 1)) (AND (GEQ s171 1) (GEQ s182 1)))) (OR (AND (GEQ s0 1) (GEQ s73 1) (GEQ s83 1) (GEQ s168 1)) (AND (GEQ s0 ...], 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 680 steps with 1 reset in 9 ms.
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-14 finished in 2718 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(p1)||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))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(p0))||G((F(p1)&&X(G(!p0))))))'
Found a Lengthening insensitive property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-06
Stuttering acceptance computed with spot in 207 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, (NOT p0)]
Support contains 94 out of 186 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 186/186 places, 2108/2108 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 2 place count 185 transition count 2107
Applied a total of 2 rules in 62 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:12:42] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-10 21:12:42] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-10 21:12:42] [INFO ] Dead Transitions using invariants and state equation in 814 ms found 0 transitions.
[2023-03-10 21:12:42] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:42] [INFO ] Invariant cache hit.
[2023-03-10 21:12:43] [INFO ] Implicit Places using invariants in 176 ms returned []
[2023-03-10 21:12:43] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:12:43] [INFO ] Invariant cache hit.
[2023-03-10 21:12:43] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:12:44] [INFO ] Implicit Places using invariants and state equation in 884 ms returned [83, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1065 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 183/186 places, 2107/2108 transitions.
Applied a total of 0 rules in 21 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 1966 ms. Remains : 183/186 places, 2107/2108 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(GEQ s164 1), p1:(OR (AND (GEQ s10 1) (GEQ s83 1) (GEQ s167 1) (GEQ s174 1)) (AND (GEQ s31 1) (GEQ s83 1) (GEQ s167 1) (GEQ s180 1)) (AND (GEQ s48 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 3421 reset in 3473 ms.
Product exploration explored 100000 steps with 3288 reset in 3048 ms.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/183 stabilizing places and 323/2107 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 307 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 155 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 72 steps, including 0 resets, run visited all 2 properties in 6 ms. (steps per millisecond=12 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0)))), (F p0)]
Knowledge based reduction with 6 factoid took 384 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 106 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-10 21:12:51] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 183 cols
[2023-03-10 21:12:52] [INFO ] Computed 5 place invariants in 4 ms
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:876)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:517)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:614)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-10 21:13:11] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression EG (AND (NOT p1) (NOT p0))
Could not prove EG (AND (NOT p1) (NOT p0))
Support contains 94 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 196 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:13:11] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:11] [INFO ] Invariant cache hit.
[2023-03-10 21:13:12] [INFO ] Dead Transitions using invariants and state equation in 665 ms found 0 transitions.
[2023-03-10 21:13:12] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:12] [INFO ] Invariant cache hit.
[2023-03-10 21:13:12] [INFO ] Implicit Places using invariants in 206 ms returned []
[2023-03-10 21:13:12] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:12] [INFO ] Invariant cache hit.
[2023-03-10 21:13:12] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:13:15] [INFO ] Implicit Places using invariants and state equation in 3411 ms returned []
Implicit Place search using SMT with State Equation took 3625 ms to find 0 implicit places.
[2023-03-10 21:13:15] [INFO ] Redundant transitions in 72 ms returned []
[2023-03-10 21:13:15] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:15] [INFO ] Invariant cache hit.
[2023-03-10 21:13:16] [INFO ] Dead Transitions using invariants and state equation in 748 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5322 ms. Remains : 183/183 places, 2107/2107 transitions.
Computed a total of 166 stabilizing places and 323 stable transitions
Computed a total of 166 stabilizing places and 323 stable transitions
Detected a total of 166/183 stabilizing places and 323/2107 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 (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 283 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 103 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 10 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=5 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0)))), (F p0)]
Knowledge based reduction with 6 factoid took 248 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 103 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 89 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-10 21:13:17] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:18] [INFO ] Invariant cache hit.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:876)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:517)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:614)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:764)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-10 21:13:37] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression EG (AND (NOT p1) (NOT p0))
Could not prove EG (AND (NOT p1) (NOT p0))
Stuttering acceptance computed with spot in 153 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 1712 reset in 3203 ms.
Product exploration explored 100000 steps with 1699 reset in 3224 ms.
Support contains 94 out of 183 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 202 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:13:43] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:43] [INFO ] Invariant cache hit.
[2023-03-10 21:13:44] [INFO ] Dead Transitions using invariants and state equation in 621 ms found 0 transitions.
[2023-03-10 21:13:44] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:44] [INFO ] Invariant cache hit.
[2023-03-10 21:13:44] [INFO ] Implicit Places using invariants in 183 ms returned []
[2023-03-10 21:13:44] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:44] [INFO ] Invariant cache hit.
[2023-03-10 21:13:44] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:13:45] [INFO ] Implicit Places using invariants and state equation in 451 ms returned []
Implicit Place search using SMT with State Equation took 667 ms to find 0 implicit places.
[2023-03-10 21:13:45] [INFO ] Redundant transitions in 44 ms returned []
[2023-03-10 21:13:45] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:45] [INFO ] Invariant cache hit.
[2023-03-10 21:13:45] [INFO ] Dead Transitions using invariants and state equation in 603 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2146 ms. Remains : 183/183 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-06 finished in 64277 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&&F(p1))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||G(p1)||X(F(p2))))'
Found a Shortening insensitive property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-08
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Support contains 88 out of 186 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 186/186 places, 2108/2108 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 185 transition count 2107
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 185 transition count 2107
Applied a total of 2 rules in 55 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-10 21:13:46] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-10 21:13:46] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-10 21:13:47] [INFO ] Dead Transitions using invariants and state equation in 757 ms found 0 transitions.
[2023-03-10 21:13:47] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:47] [INFO ] Invariant cache hit.
[2023-03-10 21:13:47] [INFO ] Implicit Places using invariants in 218 ms returned []
[2023-03-10 21:13:47] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:47] [INFO ] Invariant cache hit.
[2023-03-10 21:13:47] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:13:48] [INFO ] Implicit Places using invariants and state equation in 989 ms returned [83]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1211 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 184/186 places, 2107/2108 transitions.
Applied a total of 0 rules in 32 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 2056 ms. Remains : 184/186 places, 2107/2108 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V80P50N10-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (AND (GEQ s0 50) (GEQ s183 1)) (AND (GEQ s0 50) (GEQ s182 1))), p2:(OR (AND (GEQ s169 1) (GEQ s181 1)) (AND (GEQ s170 1) (GEQ s181 1))), p1:(OR (AN...], 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, null][false, false, false]]
Product exploration explored 100000 steps with 1916 reset in 703 ms.
Product exploration explored 100000 steps with 1956 reset in 504 ms.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (AND (NOT p0) (NOT p2))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 294 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 2 states, 2 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Finished random walk after 75 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=37 )
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (AND (NOT p0) (NOT p2))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 7 factoid took 344 ms. Reduced automaton from 2 states, 2 edges and 2 AP (stutter sensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p0) (NOT p2))]
[2023-03-10 21:13:50] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 184 cols
[2023-03-10 21:13:50] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-10 21:13:50] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-10 21:13:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:13:51] [INFO ] [Real]Absence check using state equation in 832 ms returned sat
[2023-03-10 21:13:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:13:52] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-10 21:13:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:13:52] [INFO ] [Nat]Absence check using state equation in 301 ms returned sat
[2023-03-10 21:13:52] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:13:52] [INFO ] [Nat]Added 22 Read/Feed constraints in 196 ms returned sat
[2023-03-10 21:13:52] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 73 ms.
[2023-03-10 21:13:52] [INFO ] Added : 12 causal constraints over 5 iterations in 266 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 6 out of 184 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 : 184/184 places, 2107/2107 transitions.
Applied a total of 0 rules in 256 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:13:53] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:53] [INFO ] Invariant cache hit.
[2023-03-10 21:13:53] [INFO ] Dead Transitions using invariants and state equation in 644 ms found 0 transitions.
[2023-03-10 21:13:53] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:53] [INFO ] Invariant cache hit.
[2023-03-10 21:13:53] [INFO ] Implicit Places using invariants in 220 ms returned []
[2023-03-10 21:13:53] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:53] [INFO ] Invariant cache hit.
[2023-03-10 21:13:54] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:13:54] [INFO ] Implicit Places using invariants and state equation in 524 ms returned []
Implicit Place search using SMT with State Equation took 745 ms to find 0 implicit places.
[2023-03-10 21:13:54] [INFO ] Redundant transitions in 52 ms returned []
[2023-03-10 21:13:54] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:54] [INFO ] Invariant cache hit.
[2023-03-10 21:13:55] [INFO ] Dead Transitions using invariants and state equation in 700 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2407 ms. Remains : 184/184 places, 2107/2107 transitions.
Computed a total of 167 stabilizing places and 323 stable transitions
Computed a total of 167 stabilizing places and 323 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 77 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(AND (NOT p0) (NOT p2))]
Finished random walk after 66 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=33 )
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 3 factoid took 128 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p2))]
[2023-03-10 21:13:55] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:55] [INFO ] Invariant cache hit.
[2023-03-10 21:13:55] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 21:13:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 21:13:56] [INFO ] [Real]Absence check using state equation in 785 ms returned sat
[2023-03-10 21:13:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 21:13:56] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-10 21:13:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 21:13:57] [INFO ] [Nat]Absence check using state equation in 303 ms returned sat
[2023-03-10 21:13:57] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:13:57] [INFO ] [Nat]Added 22 Read/Feed constraints in 83 ms returned sat
[2023-03-10 21:13:57] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 84 ms.
[2023-03-10 21:13:57] [INFO ] Added : 13 causal constraints over 6 iterations in 255 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 53 ms :[(AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 1840 reset in 682 ms.
Product exploration explored 100000 steps with 1857 reset in 502 ms.
Support contains 6 out of 184 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 184/184 places, 2107/2107 transitions.
Applied a total of 0 rules in 200 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-10 21:13:59] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:59] [INFO ] Invariant cache hit.
[2023-03-10 21:13:59] [INFO ] Dead Transitions using invariants and state equation in 717 ms found 0 transitions.
[2023-03-10 21:13:59] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:13:59] [INFO ] Invariant cache hit.
[2023-03-10 21:14:00] [INFO ] Implicit Places using invariants in 308 ms returned []
[2023-03-10 21:14:00] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-10 21:14:00] [INFO ] Invariant cache hit.
[2023-03-10 21:14:00] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 21:14:01] [INFO ] Implicit Places using invariants and state equation in 1028 ms returned [165]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1342 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 183/184 places, 2107/2107 transitions.
Applied a total of 0 rules in 313 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2574 ms. Remains : 183/184 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-08 finished in 15463 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p0)||(p1&&G(F(!p0)))))))'
[2023-03-10 21:14:02] [INFO ] Flatten gal took : 164 ms
[2023-03-10 21:14:02] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/LTLFireability.sr.xml took 29 ms.
[2023-03-10 21:14:02] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 186 places, 2108 transitions and 15948 arcs took 17 ms.
Total runtime 271248 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT BridgeAndVehicles-COL-V80P50N10
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/378
LTLFireability

FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-07 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678483233025

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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/378/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/378/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/378/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:550
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 1.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 17 (type EXCL) for 16 BridgeAndVehicles-COL-V80P50N10-LTLFireability-08
lola: time limit : 511 sec
lola: memory limit: 32 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:749
lola: rewrite Frontend/Parser/formula_rewrite.k:787
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lola: FINISHED task # 17 (type EXCL) for BridgeAndVehicles-COL-V80P50N10-LTLFireability-08
lola: result : true
lola: markings : 2098719
lola: fired transitions : 9993882
lola: time used : 26.000000
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Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-COL-V80P50N10"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is BridgeAndVehicles-COL-V80P50N10, 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-167813692100140"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V80P50N10.tgz
mv BridgeAndVehicles-COL-V80P50N10 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 ;