Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r041-tajo-167813694300140.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BridgeAndVehicles-COL-V80P50N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694300140
=====================================================================

--------------------
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 1678609916136

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V80P50N10
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 08:31:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 08:31:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 08:31:58] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-12 08:31:58] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-12 08:31:58] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 453 ms
[2023-03-12 08:31:58] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 188 PT places and 289218.0 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2023-03-12 08:31:58] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 4 ms.
[2023-03-12 08:31:58] [INFO ] Skeletonized 11 HLPN properties in 1 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.2 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.0 ms
Finished random walk after 194 steps, including 0 resets, run visited all 3 properties in 10 ms. (steps per millisecond=19 )
[2023-03-12 08:31:58] [INFO ] Flatten gal took : 13 ms
[2023-03-12 08:31:58] [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
[2023-03-12 08:31:58] [INFO ] Unfolded HLPN to a Petri net with 188 places and 2108 transitions 15950 arcs in 98 ms.
[2023-03-12 08:31:58] [INFO ] Unfolded 15 HLPN properties in 1 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 36 ms. Remains 186 /188 variables (removed 2) and now considering 2108/2108 (removed 0) transitions.
[2023-03-12 08:31:59] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
// Phase 1: matrix 370 rows 186 cols
[2023-03-12 08:31:59] [INFO ] Computed 5 place invariants in 32 ms
[2023-03-12 08:32:00] [INFO ] Dead Transitions using invariants and state equation in 962 ms found 0 transitions.
[2023-03-12 08:32:00] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-12 08:32:00] [INFO ] Invariant cache hit.
[2023-03-12 08:32:00] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-12 08:32:00] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-12 08:32:00] [INFO ] Invariant cache hit.
[2023-03-12 08:32:00] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:00] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 270 ms to find 0 implicit places.
[2023-03-12 08:32:00] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-12 08:32:00] [INFO ] Invariant cache hit.
[2023-03-12 08:32:01] [INFO ] Dead Transitions using invariants and state equation in 704 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 2009 ms. Remains : 186/188 places, 2108/2108 transitions.
Support contains 184 out of 186 places after structural reductions.
[2023-03-12 08:32:01] [INFO ] Flatten gal took : 211 ms
[2023-03-12 08:32:02] [INFO ] Flatten gal took : 181 ms
[2023-03-12 08:32:02] [INFO ] Input system was already deterministic with 2108 transitions.
Incomplete random walk after 10000 steps, including 14 resets, run finished after 1327 ms. (steps per millisecond=7 ) properties (out of 17) seen :13
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 926 ms. (steps per millisecond=10 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10000 steps, including 6 resets, run finished after 170 ms. (steps per millisecond=58 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-12 08:32:05] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-12 08:32:05] [INFO ] Invariant cache hit.
[2023-03-12 08:32:05] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-12 08:32:05] [INFO ] After 87ms 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 469 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:32:06] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-12 08:32:06] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-12 08:32:07] [INFO ] Dead Transitions using invariants and state equation in 861 ms found 0 transitions.
[2023-03-12 08:32:07] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:07] [INFO ] Invariant cache hit.
[2023-03-12 08:32:07] [INFO ] Implicit Places using invariants in 206 ms returned []
[2023-03-12 08:32:07] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:07] [INFO ] Invariant cache hit.
[2023-03-12 08:32:08] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:08] [INFO ] Implicit Places using invariants and state equation in 733 ms returned [166]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 951 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 268 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 2554 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 273 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 989 reset in 1157 ms.
Product exploration explored 100000 steps with 944 reset in 872 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 200 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Finished random walk after 68 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=22 )
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 215 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 103 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 107 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 252 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:32:12] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 184 cols
[2023-03-12 08:32:12] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-12 08:32:13] [INFO ] Dead Transitions using invariants and state equation in 811 ms found 0 transitions.
[2023-03-12 08:32:13] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:13] [INFO ] Invariant cache hit.
[2023-03-12 08:32:13] [INFO ] Implicit Places using invariants in 199 ms returned []
[2023-03-12 08:32:13] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:13] [INFO ] Invariant cache hit.
[2023-03-12 08:32:13] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:13] [INFO ] Implicit Places using invariants and state equation in 516 ms returned []
Implicit Place search using SMT with State Equation took 729 ms to find 0 implicit places.
[2023-03-12 08:32:14] [INFO ] Redundant transitions in 190 ms returned []
[2023-03-12 08:32:14] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:14] [INFO ] Invariant cache hit.
[2023-03-12 08:32:14] [INFO ] Dead Transitions using invariants and state equation in 808 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2817 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 91 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 81 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Finished random walk after 99 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=24 )
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 131 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 85 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 969 reset in 1089 ms.
Product exploration explored 100000 steps with 961 reset in 871 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 207 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:32:17] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:17] [INFO ] Invariant cache hit.
[2023-03-12 08:32:18] [INFO ] Dead Transitions using invariants and state equation in 763 ms found 0 transitions.
[2023-03-12 08:32:18] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:18] [INFO ] Invariant cache hit.
[2023-03-12 08:32:18] [INFO ] Implicit Places using invariants in 213 ms returned []
[2023-03-12 08:32:18] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:18] [INFO ] Invariant cache hit.
[2023-03-12 08:32:18] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:19] [INFO ] Implicit Places using invariants and state equation in 637 ms returned []
Implicit Place search using SMT with State Equation took 855 ms to find 0 implicit places.
[2023-03-12 08:32:19] [INFO ] Redundant transitions in 84 ms returned []
[2023-03-12 08:32:19] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:19] [INFO ] Invariant cache hit.
[2023-03-12 08:32:20] [INFO ] Dead Transitions using invariants and state equation in 871 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2795 ms. Remains : 184/184 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-02 finished in 14502 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 256 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:32:21] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-12 08:32:21] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-12 08:32:21] [INFO ] Dead Transitions using invariants and state equation in 788 ms found 0 transitions.
[2023-03-12 08:32:21] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:21] [INFO ] Invariant cache hit.
[2023-03-12 08:32:22] [INFO ] Implicit Places using invariants in 243 ms returned []
[2023-03-12 08:32:22] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:22] [INFO ] Invariant cache hit.
[2023-03-12 08:32:22] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:23] [INFO ] Implicit Places using invariants and state equation in 1301 ms returned [166]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1553 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 219 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 2828 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 40 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 673 steps with 0 reset in 13 ms.
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-03 finished in 2911 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 212 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:32:23] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:23] [INFO ] Invariant cache hit.
[2023-03-12 08:32:24] [INFO ] Dead Transitions using invariants and state equation in 891 ms found 0 transitions.
[2023-03-12 08:32:24] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:24] [INFO ] Invariant cache hit.
[2023-03-12 08:32:25] [INFO ] Implicit Places using invariants in 295 ms returned []
[2023-03-12 08:32:25] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:25] [INFO ] Invariant cache hit.
[2023-03-12 08:32:25] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:25] [INFO ] Implicit Places using invariants and state equation in 910 ms returned [166]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1211 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 184 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 2503 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 57 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 5193 reset in 1071 ms.
Product exploration explored 100000 steps with 5323 reset in 959 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 173 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 43 ms :[(NOT p0)]
Finished random walk after 71 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=35 )
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 222 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 57 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
[2023-03-12 08:32:28] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 184 cols
[2023-03-12 08:32:29] [INFO ] Computed 5 place invariants in 14 ms
[2023-03-12 08:32:31] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-12 08:32:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 08:32:31] [INFO ] [Real]Absence check using state equation in 337 ms returned sat
[2023-03-12 08:32:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 08:32:33] [INFO ] [Nat]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-12 08:32:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 08:32:33] [INFO ] [Nat]Absence check using state equation in 294 ms returned sat
[2023-03-12 08:32:34] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:36] [INFO ] [Nat]Added 22 Read/Feed constraints in 2672 ms returned sat
[2023-03-12 08:32:36] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 104 ms.
[2023-03-12 08:32:37] [INFO ] Added : 67 causal constraints over 16 iterations in 758 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 193 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:32:37] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:37] [INFO ] Invariant cache hit.
[2023-03-12 08:32:38] [INFO ] Dead Transitions using invariants and state equation in 819 ms found 0 transitions.
[2023-03-12 08:32:38] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:38] [INFO ] Invariant cache hit.
[2023-03-12 08:32:38] [INFO ] Implicit Places using invariants in 294 ms returned []
[2023-03-12 08:32:38] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:38] [INFO ] Invariant cache hit.
[2023-03-12 08:32:38] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:39] [INFO ] Implicit Places using invariants and state equation in 728 ms returned []
Implicit Place search using SMT with State Equation took 1028 ms to find 0 implicit places.
[2023-03-12 08:32:39] [INFO ] Redundant transitions in 124 ms returned []
[2023-03-12 08:32:39] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:39] [INFO ] Invariant cache hit.
[2023-03-12 08:32:40] [INFO ] Dead Transitions using invariants and state equation in 808 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2992 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 149 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 31 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 165 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 41 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 64 ms :[(NOT p0)]
[2023-03-12 08:32:41] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:41] [INFO ] Invariant cache hit.
[2023-03-12 08:32:43] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-12 08:32:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 08:32:43] [INFO ] [Real]Absence check using state equation in 334 ms returned sat
[2023-03-12 08:32:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 08:32:45] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-12 08:32:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 08:32:45] [INFO ] [Nat]Absence check using state equation in 307 ms returned sat
[2023-03-12 08:32:45] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:48] [INFO ] [Nat]Added 22 Read/Feed constraints in 2336 ms returned sat
[2023-03-12 08:32:48] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 96 ms.
[2023-03-12 08:32:48] [INFO ] Added : 67 causal constraints over 16 iterations in 747 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Product exploration explored 100000 steps with 5578 reset in 1129 ms.
Product exploration explored 100000 steps with 5545 reset in 1280 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 190 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:32:51] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:51] [INFO ] Invariant cache hit.
[2023-03-12 08:32:52] [INFO ] Dead Transitions using invariants and state equation in 830 ms found 0 transitions.
[2023-03-12 08:32:52] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:52] [INFO ] Invariant cache hit.
[2023-03-12 08:32:52] [INFO ] Implicit Places using invariants in 328 ms returned []
[2023-03-12 08:32:52] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:52] [INFO ] Invariant cache hit.
[2023-03-12 08:32:52] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:53] [INFO ] Implicit Places using invariants and state equation in 811 ms returned []
Implicit Place search using SMT with State Equation took 1142 ms to find 0 implicit places.
[2023-03-12 08:32:53] [INFO ] Redundant transitions in 58 ms returned []
[2023-03-12 08:32:53] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:53] [INFO ] Invariant cache hit.
[2023-03-12 08:32:54] [INFO ] Dead Transitions using invariants and state equation in 808 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3041 ms. Remains : 184/184 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-04 finished in 31020 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 20 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:32:54] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-12 08:32:54] [INFO ] Computed 5 place invariants in 6 ms
[2023-03-12 08:32:55] [INFO ] Dead Transitions using invariants and state equation in 774 ms found 0 transitions.
[2023-03-12 08:32:55] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:55] [INFO ] Invariant cache hit.
[2023-03-12 08:32:55] [INFO ] Implicit Places using invariants in 149 ms returned []
[2023-03-12 08:32:55] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:32:55] [INFO ] Invariant cache hit.
[2023-03-12 08:32:55] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:56] [INFO ] Implicit Places using invariants and state equation in 516 ms returned [166]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 671 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 21 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 1490 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 267 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 1817 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.
[2023-03-12 08:32:56] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
// Phase 1: matrix 370 rows 186 cols
[2023-03-12 08:32:56] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-12 08:32:57] [INFO ] Dead Transitions using invariants and state equation in 836 ms found 0 transitions.
[2023-03-12 08:32:57] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-12 08:32:57] [INFO ] Invariant cache hit.
[2023-03-12 08:32:57] [INFO ] Implicit Places using invariants in 226 ms returned []
[2023-03-12 08:32:57] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-12 08:32:57] [INFO ] Invariant cache hit.
[2023-03-12 08:32:57] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:32:58] [INFO ] Implicit Places using invariants and state equation in 949 ms returned [83, 167]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1186 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 12 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 2053 ms. Remains : 184/186 places, 2108/2108 transitions.
Stuttering acceptance computed with spot in 182 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 2956 reset in 3589 ms.
Product exploration explored 100000 steps with 2849 reset in 3075 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 327 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 123 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 102 steps, including 0 resets, run visited all 2 properties in 12 ms. (steps per millisecond=8 )
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 311 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 114 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 134 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-12 08:33:06] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
// Phase 1: matrix 370 rows 184 cols
[2023-03-12 08:33:07] [INFO ] Computed 5 place invariants in 5 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)
[2023-03-12 08:33:26] [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 4 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 203 ms. Remains 183 /184 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:33:26] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 183 cols
[2023-03-12 08:33:26] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 08:33:27] [INFO ] Dead Transitions using invariants and state equation in 794 ms found 0 transitions.
[2023-03-12 08:33:27] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:33:27] [INFO ] Invariant cache hit.
[2023-03-12 08:33:27] [INFO ] Implicit Places using invariants in 212 ms returned []
[2023-03-12 08:33:27] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:33:27] [INFO ] Invariant cache hit.
[2023-03-12 08:33:27] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:33:29] [INFO ] Implicit Places using invariants and state equation in 1794 ms returned []
Implicit Place search using SMT with State Equation took 2008 ms to find 0 implicit places.
[2023-03-12 08:33:29] [INFO ] Redundant transitions in 65 ms returned []
[2023-03-12 08:33:29] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:33:29] [INFO ] Invariant cache hit.
[2023-03-12 08:33:30] [INFO ] Dead Transitions using invariants and state equation in 814 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 3892 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 176 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 102 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 68 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=17 )
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 282 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 107 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 147 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-12 08:33:31] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:33:31] [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)
[2023-03-12 08:33:50] [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 177 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 1761 reset in 3435 ms.
Product exploration explored 100000 steps with 1724 reset in 3232 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 216 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:33:57] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:33:57] [INFO ] Invariant cache hit.
[2023-03-12 08:33:58] [INFO ] Dead Transitions using invariants and state equation in 769 ms found 0 transitions.
[2023-03-12 08:33:58] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:33:58] [INFO ] Invariant cache hit.
[2023-03-12 08:33:58] [INFO ] Implicit Places using invariants in 213 ms returned []
[2023-03-12 08:33:58] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:33:58] [INFO ] Invariant cache hit.
[2023-03-12 08:33:58] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:33:59] [INFO ] Implicit Places using invariants and state equation in 656 ms returned []
Implicit Place search using SMT with State Equation took 870 ms to find 0 implicit places.
[2023-03-12 08:33:59] [INFO ] Redundant transitions in 66 ms returned []
[2023-03-12 08:33:59] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:33:59] [INFO ] Invariant cache hit.
[2023-03-12 08:34:00] [INFO ] Dead Transitions using invariants and state equation in 835 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2779 ms. Remains : 183/183 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-06 finished in 63731 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 21 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:34:00] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-12 08:34:00] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 08:34:01] [INFO ] Dead Transitions using invariants and state equation in 788 ms found 0 transitions.
[2023-03-12 08:34:01] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:01] [INFO ] Invariant cache hit.
[2023-03-12 08:34:01] [INFO ] Implicit Places using invariants in 152 ms returned []
[2023-03-12 08:34:01] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:01] [INFO ] Invariant cache hit.
[2023-03-12 08:34:01] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:02] [INFO ] Implicit Places using invariants and state equation in 810 ms returned [83, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 968 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 19 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 1799 ms. Remains : 183/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 246 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 1725 reset in 682 ms.
Product exploration explored 100000 steps with 1697 reset in 500 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 256 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 80 ms :[(NOT p1), (NOT p1)]
Finished random walk after 69 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=34 )
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 277 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 45 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 63 ms :[(NOT p1)]
[2023-03-12 08:34:04] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 183 cols
[2023-03-12 08:34:04] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 08:34:04] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-12 08:34:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 08:34:05] [INFO ] [Real]Absence check using state equation in 796 ms returned sat
[2023-03-12 08:34:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 08:34:05] [INFO ] [Nat]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-12 08:34:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 08:34:06] [INFO ] [Nat]Absence check using state equation in 485 ms returned sat
[2023-03-12 08:34:06] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:09] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-12 08:34:11] [INFO ] [Nat]Added 22 Read/Feed constraints in 4877 ms returned sat
[2023-03-12 08:34:11] [INFO ] Deduced a trap composed of 5 places in 318 ms of which 6 ms to minimize.
[2023-03-12 08:34:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 370 ms
[2023-03-12 08:34:11] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 78 ms.
[2023-03-12 08:34:11] [INFO ] Added : 17 causal constraints over 5 iterations in 275 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 256 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:34:12] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:12] [INFO ] Invariant cache hit.
[2023-03-12 08:34:13] [INFO ] Dead Transitions using invariants and state equation in 770 ms found 0 transitions.
[2023-03-12 08:34:13] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:13] [INFO ] Invariant cache hit.
[2023-03-12 08:34:13] [INFO ] Implicit Places using invariants in 142 ms returned []
[2023-03-12 08:34:13] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:13] [INFO ] Invariant cache hit.
[2023-03-12 08:34:13] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:13] [INFO ] Implicit Places using invariants and state equation in 468 ms returned []
Implicit Place search using SMT with State Equation took 613 ms to find 0 implicit places.
[2023-03-12 08:34:13] [INFO ] Redundant transitions in 70 ms returned []
[2023-03-12 08:34:13] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:13] [INFO ] Invariant cache hit.
[2023-03-12 08:34:14] [INFO ] Dead Transitions using invariants and state equation in 826 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2551 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 161 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 39 ms :[(NOT p1)]
Finished random walk after 70 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=23 )
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 201 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 p1)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p1)]
[2023-03-12 08:34:15] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:15] [INFO ] Invariant cache hit.
[2023-03-12 08:34:15] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2023-03-12 08:34:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 08:34:16] [INFO ] [Real]Absence check using state equation in 731 ms returned sat
[2023-03-12 08:34:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 08:34:16] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-12 08:34:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 08:34:16] [INFO ] [Nat]Absence check using state equation in 369 ms returned sat
[2023-03-12 08:34:16] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:17] [INFO ] [Nat]Added 22 Read/Feed constraints in 328 ms returned sat
[2023-03-12 08:34:17] [INFO ] Deduced a trap composed of 5 places in 352 ms of which 2 ms to minimize.
[2023-03-12 08:34:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 465 ms
[2023-03-12 08:34:17] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 103 ms.
[2023-03-12 08:34:18] [INFO ] Added : 11 causal constraints over 3 iterations in 290 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 57 ms :[(NOT p1)]
Product exploration explored 100000 steps with 1731 reset in 619 ms.
Product exploration explored 100000 steps with 1689 reset in 548 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 232 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:34:19] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:19] [INFO ] Invariant cache hit.
[2023-03-12 08:34:20] [INFO ] Dead Transitions using invariants and state equation in 788 ms found 0 transitions.
[2023-03-12 08:34:20] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:20] [INFO ] Invariant cache hit.
[2023-03-12 08:34:20] [INFO ] Implicit Places using invariants in 362 ms returned []
[2023-03-12 08:34:20] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:20] [INFO ] Invariant cache hit.
[2023-03-12 08:34:20] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:21] [INFO ] Implicit Places using invariants and state equation in 1272 ms returned []
Implicit Place search using SMT with State Equation took 1642 ms to find 0 implicit places.
[2023-03-12 08:34:21] [INFO ] Redundant transitions in 47 ms returned []
[2023-03-12 08:34:21] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:21] [INFO ] Invariant cache hit.
[2023-03-12 08:34:22] [INFO ] Dead Transitions using invariants and state equation in 867 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3594 ms. Remains : 183/183 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-07 finished in 22947 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 35 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:34:23] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-12 08:34:23] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 08:34:24] [INFO ] Dead Transitions using invariants and state equation in 847 ms found 0 transitions.
[2023-03-12 08:34:24] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:24] [INFO ] Invariant cache hit.
[2023-03-12 08:34:24] [INFO ] Implicit Places using invariants in 253 ms returned []
[2023-03-12 08:34:24] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:24] [INFO ] Invariant cache hit.
[2023-03-12 08:34:24] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:25] [INFO ] Implicit Places using invariants and state equation in 1657 ms returned [83]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1919 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 22 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 2827 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 176 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 1873 reset in 823 ms.
Product exploration explored 100000 steps with 1936 reset in 658 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 348 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 96 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Finished random walk after 73 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=36 )
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 412 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 37 ms :[(AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p0) (NOT p2))]
[2023-03-12 08:34:28] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 184 cols
[2023-03-12 08:34:28] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 08:34:29] [INFO ] [Real]Absence check using 5 positive place invariants in 8 ms returned sat
[2023-03-12 08:34:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 08:34:30] [INFO ] [Real]Absence check using state equation in 1040 ms returned sat
[2023-03-12 08:34:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 08:34:30] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-12 08:34:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 08:34:30] [INFO ] [Nat]Absence check using state equation in 333 ms returned sat
[2023-03-12 08:34:30] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:31] [INFO ] [Nat]Added 22 Read/Feed constraints in 221 ms returned sat
[2023-03-12 08:34:31] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 82 ms.
[2023-03-12 08:34:31] [INFO ] Added : 12 causal constraints over 5 iterations in 308 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 249 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:34:31] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:31] [INFO ] Invariant cache hit.
[2023-03-12 08:34:32] [INFO ] Dead Transitions using invariants and state equation in 698 ms found 0 transitions.
[2023-03-12 08:34:32] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:32] [INFO ] Invariant cache hit.
[2023-03-12 08:34:32] [INFO ] Implicit Places using invariants in 197 ms returned []
[2023-03-12 08:34:32] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:32] [INFO ] Invariant cache hit.
[2023-03-12 08:34:32] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:33] [INFO ] Implicit Places using invariants and state equation in 680 ms returned []
Implicit Place search using SMT with State Equation took 878 ms to find 0 implicit places.
[2023-03-12 08:34:33] [INFO ] Redundant transitions in 47 ms returned []
[2023-03-12 08:34:33] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:33] [INFO ] Invariant cache hit.
[2023-03-12 08:34:34] [INFO ] Dead Transitions using invariants and state equation in 696 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2578 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 103 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 28 ms :[(AND (NOT p0) (NOT p2))]
Finished random walk after 78 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=78 )
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 159 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 36 ms :[(AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 32 ms :[(AND (NOT p0) (NOT p2))]
[2023-03-12 08:34:34] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:34] [INFO ] Invariant cache hit.
[2023-03-12 08:34:34] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-12 08:34:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 08:34:35] [INFO ] [Real]Absence check using state equation in 1093 ms returned sat
[2023-03-12 08:34:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 08:34:36] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-12 08:34:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 08:34:36] [INFO ] [Nat]Absence check using state equation in 527 ms returned sat
[2023-03-12 08:34:36] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:36] [INFO ] [Nat]Added 22 Read/Feed constraints in 120 ms returned sat
[2023-03-12 08:34:37] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 66 ms.
[2023-03-12 08:34:37] [INFO ] Added : 13 causal constraints over 6 iterations in 327 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 1834 reset in 569 ms.
Product exploration explored 100000 steps with 1877 reset in 582 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 305 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:34:38] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:38] [INFO ] Invariant cache hit.
[2023-03-12 08:34:39] [INFO ] Dead Transitions using invariants and state equation in 1012 ms found 0 transitions.
[2023-03-12 08:34:39] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:39] [INFO ] Invariant cache hit.
[2023-03-12 08:34:40] [INFO ] Implicit Places using invariants in 514 ms returned []
[2023-03-12 08:34:40] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:40] [INFO ] Invariant cache hit.
[2023-03-12 08:34:40] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:41] [INFO ] Implicit Places using invariants and state equation in 1152 ms returned [165]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1685 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 257 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 3277 ms. Remains : 183/184 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-08 finished in 18905 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 240 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:34:42] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-12 08:34:42] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 08:34:43] [INFO ] Dead Transitions using invariants and state equation in 783 ms found 0 transitions.
[2023-03-12 08:34:43] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:43] [INFO ] Invariant cache hit.
[2023-03-12 08:34:43] [INFO ] Implicit Places using invariants in 323 ms returned []
[2023-03-12 08:34:43] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:43] [INFO ] Invariant cache hit.
[2023-03-12 08:34:43] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:45] [INFO ] Implicit Places using invariants and state equation in 1800 ms returned [83, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2133 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 259 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 3429 ms. Remains : 183/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 116 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 1633 reset in 809 ms.
Product exploration explored 100000 steps with 1607 reset in 605 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 245 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 106 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 5 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=2 )
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 302 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 176 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 85 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 246 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:34:48] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 183 cols
[2023-03-12 08:34:48] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 08:34:49] [INFO ] Dead Transitions using invariants and state equation in 1291 ms found 0 transitions.
[2023-03-12 08:34:49] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:49] [INFO ] Invariant cache hit.
[2023-03-12 08:34:49] [INFO ] Implicit Places using invariants in 247 ms returned []
[2023-03-12 08:34:49] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:49] [INFO ] Invariant cache hit.
[2023-03-12 08:34:50] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:50] [INFO ] Implicit Places using invariants and state equation in 1025 ms returned []
Implicit Place search using SMT with State Equation took 1287 ms to find 0 implicit places.
[2023-03-12 08:34:50] [INFO ] Redundant transitions in 31 ms returned []
[2023-03-12 08:34:50] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:50] [INFO ] Invariant cache hit.
[2023-03-12 08:34:51] [INFO ] Dead Transitions using invariants and state equation in 687 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3562 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 257 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 81 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 1 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=1 )
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 363 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 94 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1609 reset in 583 ms.
Product exploration explored 100000 steps with 1617 reset in 577 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 186 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:34:54] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:54] [INFO ] Invariant cache hit.
[2023-03-12 08:34:55] [INFO ] Dead Transitions using invariants and state equation in 1122 ms found 0 transitions.
[2023-03-12 08:34:55] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:55] [INFO ] Invariant cache hit.
[2023-03-12 08:34:55] [INFO ] Implicit Places using invariants in 311 ms returned []
[2023-03-12 08:34:55] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:55] [INFO ] Invariant cache hit.
[2023-03-12 08:34:55] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:56] [INFO ] Implicit Places using invariants and state equation in 943 ms returned []
Implicit Place search using SMT with State Equation took 1270 ms to find 0 implicit places.
[2023-03-12 08:34:56] [INFO ] Redundant transitions in 31 ms returned []
[2023-03-12 08:34:56] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:34:56] [INFO ] Invariant cache hit.
[2023-03-12 08:34:57] [INFO ] Dead Transitions using invariants and state equation in 789 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3414 ms. Remains : 183/183 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-10 finished in 15517 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 9 ms. Remains 186 /186 variables (removed 0) and now considering 2108/2108 (removed 0) transitions.
[2023-03-12 08:34:57] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
// Phase 1: matrix 370 rows 186 cols
[2023-03-12 08:34:57] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-12 08:34:58] [INFO ] Dead Transitions using invariants and state equation in 853 ms found 0 transitions.
[2023-03-12 08:34:58] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-12 08:34:58] [INFO ] Invariant cache hit.
[2023-03-12 08:34:58] [INFO ] Implicit Places using invariants in 142 ms returned []
[2023-03-12 08:34:58] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
[2023-03-12 08:34:58] [INFO ] Invariant cache hit.
[2023-03-12 08:34:58] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:34:59] [INFO ] Implicit Places using invariants and state equation in 671 ms returned [167]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 820 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 8 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 1693 ms. Remains : 185/186 places, 2108/2108 transitions.
Stuttering acceptance computed with spot in 316 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 8901 ms.
Product exploration explored 100000 steps with 50000 reset in 8988 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 812 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 20812 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 29 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:35:18] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-12 08:35:18] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-12 08:35:19] [INFO ] Dead Transitions using invariants and state equation in 781 ms found 0 transitions.
[2023-03-12 08:35:19] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:35:19] [INFO ] Invariant cache hit.
[2023-03-12 08:35:19] [INFO ] Implicit Places using invariants in 310 ms returned []
[2023-03-12 08:35:19] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:35:19] [INFO ] Invariant cache hit.
[2023-03-12 08:35:19] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:35:21] [INFO ] Implicit Places using invariants and state equation in 1476 ms returned [83, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1805 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 11 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 2629 ms. Remains : 183/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 100 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 0 ms.
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-13 finished in 2765 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 204 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:35:21] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:35:21] [INFO ] Invariant cache hit.
[2023-03-12 08:35:22] [INFO ] Dead Transitions using invariants and state equation in 815 ms found 0 transitions.
[2023-03-12 08:35:22] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:35:22] [INFO ] Invariant cache hit.
[2023-03-12 08:35:22] [INFO ] Implicit Places using invariants in 314 ms returned []
[2023-03-12 08:35:22] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:35:22] [INFO ] Invariant cache hit.
[2023-03-12 08:35:22] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:35:23] [INFO ] Implicit Places using invariants and state equation in 806 ms returned [166]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1139 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 178 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 2348 ms. Remains : 184/186 places, 2107/2108 transitions.
Stuttering acceptance computed with spot in 418 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 s169 1) (GEQ s181 1)) (AND (GEQ s170 1) (GEQ s181 1)))) (OR (AND (GEQ s0 1) (GEQ s73 1) (GEQ s83 1) (GEQ s167 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 673 steps with 0 reset in 8 ms.
FORMULA BridgeAndVehicles-COL-V80P50N10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-14 finished in 2837 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 226 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 19 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 88 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:35:24] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-12 08:35:24] [INFO ] Computed 5 place invariants in 3 ms
[2023-03-12 08:35:25] [INFO ] Dead Transitions using invariants and state equation in 866 ms found 0 transitions.
[2023-03-12 08:35:25] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:35:25] [INFO ] Invariant cache hit.
[2023-03-12 08:35:25] [INFO ] Implicit Places using invariants in 250 ms returned []
[2023-03-12 08:35:25] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:35:25] [INFO ] Invariant cache hit.
[2023-03-12 08:35:26] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:35:26] [INFO ] Implicit Places using invariants and state equation in 1024 ms returned [83, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1292 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 27 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 2275 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 3189 reset in 3422 ms.
Product exploration explored 100000 steps with 3244 reset in 3715 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 359 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 165 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 67 steps, including 0 resets, run visited all 2 properties in 8 ms. (steps per millisecond=8 )
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 377 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 167 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 104 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-12 08:35:35] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 183 cols
[2023-03-12 08:35:35] [INFO ] Computed 5 place invariants in 5 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)
[2023-03-12 08:35:54] [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 177 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:35:55] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:35:55] [INFO ] Invariant cache hit.
[2023-03-12 08:35:55] [INFO ] Dead Transitions using invariants and state equation in 823 ms found 0 transitions.
[2023-03-12 08:35:56] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:35:56] [INFO ] Invariant cache hit.
[2023-03-12 08:35:56] [INFO ] Implicit Places using invariants in 167 ms returned []
[2023-03-12 08:35:56] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:35:56] [INFO ] Invariant cache hit.
[2023-03-12 08:35:56] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:36:00] [INFO ] Implicit Places using invariants and state equation in 3922 ms returned []
Implicit Place search using SMT with State Equation took 4115 ms to find 0 implicit places.
[2023-03-12 08:36:00] [INFO ] Redundant transitions in 58 ms returned []
[2023-03-12 08:36:00] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:00] [INFO ] Invariant cache hit.
[2023-03-12 08:36:01] [INFO ] Dead Transitions using invariants and state equation in 1154 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 6367 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 332 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 147 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Finished random walk after 76 steps, including 0 resets, run visited all 2 properties in 8 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 363 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 144 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 150 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
[2023-03-12 08:36:02] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:02] [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)
[2023-03-12 08:36:22] [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 176 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 1737 reset in 3507 ms.
Product exploration explored 100000 steps with 1730 reset in 3385 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.
[2023-03-12 08:36:29] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:29] [INFO ] Invariant cache hit.
[2023-03-12 08:36:30] [INFO ] Dead Transitions using invariants and state equation in 750 ms found 0 transitions.
[2023-03-12 08:36:30] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:30] [INFO ] Invariant cache hit.
[2023-03-12 08:36:30] [INFO ] Implicit Places using invariants in 231 ms returned []
[2023-03-12 08:36:30] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:30] [INFO ] Invariant cache hit.
[2023-03-12 08:36:30] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:36:31] [INFO ] Implicit Places using invariants and state equation in 885 ms returned []
Implicit Place search using SMT with State Equation took 1120 ms to find 0 implicit places.
[2023-03-12 08:36:31] [INFO ] Redundant transitions in 45 ms returned []
[2023-03-12 08:36:31] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:31] [INFO ] Invariant cache hit.
[2023-03-12 08:36:32] [INFO ] Dead Transitions using invariants and state equation in 753 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2878 ms. Remains : 183/183 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-06 finished in 67923 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 175 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 46 ms. Remains 185 /186 variables (removed 1) and now considering 2107/2108 (removed 1) transitions.
[2023-03-12 08:36:32] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 185 cols
[2023-03-12 08:36:32] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 08:36:33] [INFO ] Dead Transitions using invariants and state equation in 704 ms found 0 transitions.
[2023-03-12 08:36:33] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:33] [INFO ] Invariant cache hit.
[2023-03-12 08:36:33] [INFO ] Implicit Places using invariants in 268 ms returned []
[2023-03-12 08:36:33] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:33] [INFO ] Invariant cache hit.
[2023-03-12 08:36:33] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:36:35] [INFO ] Implicit Places using invariants and state equation in 1912 ms returned [83]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 2184 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 39 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 2974 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 1945 reset in 760 ms.
Product exploration explored 100000 steps with 1862 reset in 643 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 305 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 87 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Finished random walk after 10 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=10 )
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 256 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 29 ms :[(AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 27 ms :[(AND (NOT p0) (NOT p2))]
[2023-03-12 08:36:37] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
// Phase 1: matrix 369 rows 184 cols
[2023-03-12 08:36:37] [INFO ] Computed 5 place invariants in 5 ms
[2023-03-12 08:36:38] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-12 08:36:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 08:36:38] [INFO ] [Real]Absence check using state equation in 819 ms returned sat
[2023-03-12 08:36:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 08:36:39] [INFO ] [Nat]Absence check using 5 positive place invariants in 8 ms returned sat
[2023-03-12 08:36:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 08:36:39] [INFO ] [Nat]Absence check using state equation in 351 ms returned sat
[2023-03-12 08:36:39] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:36:39] [INFO ] [Nat]Added 22 Read/Feed constraints in 260 ms returned sat
[2023-03-12 08:36:40] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 90 ms.
[2023-03-12 08:36:40] [INFO ] Added : 12 causal constraints over 5 iterations in 285 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 261 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:36:40] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:40] [INFO ] Invariant cache hit.
[2023-03-12 08:36:41] [INFO ] Dead Transitions using invariants and state equation in 822 ms found 0 transitions.
[2023-03-12 08:36:41] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:41] [INFO ] Invariant cache hit.
[2023-03-12 08:36:41] [INFO ] Implicit Places using invariants in 266 ms returned []
[2023-03-12 08:36:41] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:41] [INFO ] Invariant cache hit.
[2023-03-12 08:36:41] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:36:42] [INFO ] Implicit Places using invariants and state equation in 711 ms returned []
Implicit Place search using SMT with State Equation took 983 ms to find 0 implicit places.
[2023-03-12 08:36:42] [INFO ] Redundant transitions in 36 ms returned []
[2023-03-12 08:36:42] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:42] [INFO ] Invariant cache hit.
[2023-03-12 08:36:43] [INFO ] Dead Transitions using invariants and state equation in 648 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2764 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 168 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 82 ms :[(AND (NOT p0) (NOT p2))]
Finished random walk after 60 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=30 )
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 173 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 40 ms :[(AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p2))]
[2023-03-12 08:36:43] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:43] [INFO ] Invariant cache hit.
[2023-03-12 08:36:44] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-12 08:36:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 08:36:45] [INFO ] [Real]Absence check using state equation in 997 ms returned sat
[2023-03-12 08:36:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 08:36:45] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-12 08:36:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 08:36:45] [INFO ] [Nat]Absence check using state equation in 337 ms returned sat
[2023-03-12 08:36:45] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:36:45] [INFO ] [Nat]Added 22 Read/Feed constraints in 96 ms returned sat
[2023-03-12 08:36:45] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 66 ms.
[2023-03-12 08:36:46] [INFO ] Added : 13 causal constraints over 6 iterations in 241 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 1871 reset in 610 ms.
Product exploration explored 100000 steps with 1916 reset in 605 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 201 ms. Remains 184 /184 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2023-03-12 08:36:47] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:47] [INFO ] Invariant cache hit.
[2023-03-12 08:36:48] [INFO ] Dead Transitions using invariants and state equation in 1067 ms found 0 transitions.
[2023-03-12 08:36:48] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:48] [INFO ] Invariant cache hit.
[2023-03-12 08:36:48] [INFO ] Implicit Places using invariants in 290 ms returned []
[2023-03-12 08:36:48] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2023-03-12 08:36:48] [INFO ] Invariant cache hit.
[2023-03-12 08:36:49] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 08:36:49] [INFO ] Implicit Places using invariants and state equation in 834 ms returned [165]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1131 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 321 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 2748 ms. Remains : 183/184 places, 2107/2107 transitions.
Treatment of property BridgeAndVehicles-COL-V80P50N10-LTLFireability-08 finished in 17891 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)))))))'
[2023-03-12 08:36:50] [INFO ] Flatten gal took : 125 ms
[2023-03-12 08:36:50] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/LTLFireability.sr.xml took 38 ms.
[2023-03-12 08:36:50] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 186 places, 2108 transitions and 15948 arcs took 15 ms.
Total runtime 292596 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2205/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2205/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2205/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2205/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2205/ltl_4_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2205/ltl_5_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : BridgeAndVehicles-COL-V80P50N10-LTLFireability-02
Could not compute solution for formula : BridgeAndVehicles-COL-V80P50N10-LTLFireability-04
Could not compute solution for formula : BridgeAndVehicles-COL-V80P50N10-LTLFireability-06
Could not compute solution for formula : BridgeAndVehicles-COL-V80P50N10-LTLFireability-07
Could not compute solution for formula : BridgeAndVehicles-COL-V80P50N10-LTLFireability-08
Could not compute solution for formula : BridgeAndVehicles-COL-V80P50N10-LTLFireability-10

BK_STOP 1678610217304

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name BridgeAndVehicles-COL-V80P50N10-LTLFireability-02
ltl formula formula --ltl=/tmp/2205/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 186 places, 2108 transitions and 15948 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.670 real 0.100 user 0.130 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2205/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2205/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2205/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2205/ltl_0_
pnml2lts-mc( 2/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 3/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

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

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

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
ltl formula name BridgeAndVehicles-COL-V80P50N10-LTLFireability-04
ltl formula formula --ltl=/tmp/2205/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 186 places, 2108 transitions and 15948 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.450 real 0.110 user 0.140 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2205/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2205/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2205/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2205/ltl_1_
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
ltl formula name BridgeAndVehicles-COL-V80P50N10-LTLFireability-06
ltl formula formula --ltl=/tmp/2205/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 186 places, 2108 transitions and 15948 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.490 real 0.090 user 0.130 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2205/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2205/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2205/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2205/ltl_2_
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
ltl formula name BridgeAndVehicles-COL-V80P50N10-LTLFireability-07
ltl formula formula --ltl=/tmp/2205/ltl_3_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 186 places, 2108 transitions and 15948 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.420 real 0.090 user 0.080 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2205/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2205/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2205/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2205/ltl_3_
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
ltl formula name BridgeAndVehicles-COL-V80P50N10-LTLFireability-08
ltl formula formula --ltl=/tmp/2205/ltl_4_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 186 places, 2108 transitions and 15948 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.440 real 0.110 user 0.080 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2205/ltl_4_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2205/ltl_4_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2205/ltl_4_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2205/ltl_4_
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
corrupted size vs. prev_size in fastbins
ltl formula name BridgeAndVehicles-COL-V80P50N10-LTLFireability-10
ltl formula formula --ltl=/tmp/2205/ltl_5_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 186 places, 2108 transitions and 15948 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.510 real 0.100 user 0.160 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2205/ltl_5_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2205/ltl_5_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2205/ltl_5_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2205/ltl_5_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size

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="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is BridgeAndVehicles-COL-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 r041-tajo-167813694300140"
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 ;