Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r359-smll-167891808600204.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is SafeBus-COL-03, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r359-smll-167891808600204
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 7.8K Feb 26 01:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 26 01:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 26 01:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Feb 26 01:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 01:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K Feb 26 01:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 01:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 01:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 42K Mar 5 18:23 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 SafeBus-COL-03-LTLFireability-00
FORMULA_NAME SafeBus-COL-03-LTLFireability-01
FORMULA_NAME SafeBus-COL-03-LTLFireability-02
FORMULA_NAME SafeBus-COL-03-LTLFireability-03
FORMULA_NAME SafeBus-COL-03-LTLFireability-04
FORMULA_NAME SafeBus-COL-03-LTLFireability-05
FORMULA_NAME SafeBus-COL-03-LTLFireability-06
FORMULA_NAME SafeBus-COL-03-LTLFireability-07
FORMULA_NAME SafeBus-COL-03-LTLFireability-08
FORMULA_NAME SafeBus-COL-03-LTLFireability-09
FORMULA_NAME SafeBus-COL-03-LTLFireability-10
FORMULA_NAME SafeBus-COL-03-LTLFireability-11
FORMULA_NAME SafeBus-COL-03-LTLFireability-12
FORMULA_NAME SafeBus-COL-03-LTLFireability-13
FORMULA_NAME SafeBus-COL-03-LTLFireability-14
FORMULA_NAME SafeBus-COL-03-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679004227257

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SafeBus-COL-03
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 22:03:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 22:03:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 22:03:50] [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.
[2023-03-16 22:03:51] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-16 22:03:51] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1131 ms
[2023-03-16 22:03:51] [INFO ] Detected 1 constant HL places corresponding to 3 PT places.
[2023-03-16 22:03:51] [INFO ] Imported 20 HL places and 14 HL transitions for a total of 60 PT places and 214.0 transition bindings in 40 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 33 ms.
Working with output stream class java.io.PrintStream
[2023-03-16 22:03:52] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions 68 arcs in 6 ms.
[2023-03-16 22:03:52] [INFO ] Skeletonized 12 HLPN properties in 1 ms. Removed 4 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA SafeBus-COL-03-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 0 stable transitions
Remains 10 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 10000 steps, including 2 resets, run finished after 207 ms. (steps per millisecond=48 ) properties (out of 14) seen :13
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 14 rows 17 cols
[2023-03-16 22:03:52] [INFO ] Computed 7 place invariants in 9 ms
[2023-03-16 22:03:52] [INFO ] [Real]Absence check using 4 positive place invariants in 8 ms returned sat
[2023-03-16 22:03:52] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 3 ms returned sat
[2023-03-16 22:03:52] [INFO ] After 214ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
FORMULA SafeBus-COL-03-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-16 22:03:52] [INFO ] Flatten gal took : 32 ms
[2023-03-16 22:03:52] [INFO ] Flatten gal took : 18 ms
Domain [It(3), It(3)] of place AMC breaks symmetries in sort It
[2023-03-16 22:03:52] [INFO ] Unfolded HLPN to a Petri net with 60 places and 97 transitions 556 arcs in 67 ms.
[2023-03-16 22:03:52] [INFO ] Unfolded 14 HLPN properties in 0 ms.
[2023-03-16 22:03:52] [INFO ] Reduced 3 identical enabling conditions.
[2023-03-16 22:03:52] [INFO ] Reduced 3 identical enabling conditions.
[2023-03-16 22:03:52] [INFO ] Reduced 3 identical enabling conditions.
[2023-03-16 22:03:52] [INFO ] Reduced 3 identical enabling conditions.
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 6 places and 6 transitions.
Support contains 54 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 91/91 transitions.
Applied a total of 0 rules in 32 ms. Remains 54 /54 variables (removed 0) and now considering 91/91 (removed 0) transitions.
[2023-03-16 22:03:53] [INFO ] Flow matrix only has 68 transitions (discarded 23 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-16 22:03:53] [INFO ] Computed 17 place invariants in 37 ms
[2023-03-16 22:03:53] [INFO ] Implicit Places using invariants in 175 ms returned []
[2023-03-16 22:03:53] [INFO ] Flow matrix only has 68 transitions (discarded 23 similar events)
[2023-03-16 22:03:53] [INFO ] Invariant cache hit.
[2023-03-16 22:03:53] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:03:53] [INFO ] Implicit Places using invariants and state equation in 187 ms returned []
Implicit Place search using SMT with State Equation took 372 ms to find 0 implicit places.
[2023-03-16 22:03:53] [INFO ] Flow matrix only has 68 transitions (discarded 23 similar events)
[2023-03-16 22:03:53] [INFO ] Invariant cache hit.
[2023-03-16 22:03:53] [INFO ] Dead Transitions using invariants and state equation in 178 ms found 9 transitions.
Found 9 dead transitions using SMT.
Drop transitions removed 9 transitions
Dead transitions reduction (with SMT) removed 9 transitions
Starting structural reductions in LTL mode, iteration 1 : 54/54 places, 82/91 transitions.
Applied a total of 0 rules in 8 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 594 ms. Remains : 54/54 places, 82/91 transitions.
Support contains 54 out of 54 places after structural reductions.
[2023-03-16 22:03:53] [INFO ] Flatten gal took : 35 ms
[2023-03-16 22:03:53] [INFO ] Flatten gal took : 44 ms
[2023-03-16 22:03:54] [INFO ] Input system was already deterministic with 82 transitions.
Finished random walk after 3458 steps, including 1 resets, run visited all 17 properties in 71 ms. (steps per millisecond=48 )
FORMULA SafeBus-COL-03-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 4 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 18 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:03:54] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:03:54] [INFO ] Invariant cache hit.
[2023-03-16 22:03:54] [INFO ] Implicit Places using invariants in 135 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 140 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 3 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 161 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 286 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s39 1) (GEQ s42 1)) (AND (GEQ s40 1) (GEQ s42 1)) (AND (GEQ s38 1) (GEQ s42 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 17245 reset in 562 ms.
Product exploration explored 100000 steps with 17243 reset in 298 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 196 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Finished random walk after 6 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=3 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 146 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 42 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2023-03-16 22:03:56] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 51 cols
[2023-03-16 22:03:56] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-16 22:03:56] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-16 22:03:56] [INFO ] [Real]Absence check using 5 positive and 9 generalized place invariants in 15 ms returned sat
[2023-03-16 22:03:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:03:56] [INFO ] [Real]Absence check using state equation in 94 ms returned sat
[2023-03-16 22:03:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:03:57] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-16 22:03:57] [INFO ] [Nat]Absence check using 5 positive and 9 generalized place invariants in 7 ms returned sat
[2023-03-16 22:03:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:03:57] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2023-03-16 22:03:57] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:03:57] [INFO ] [Nat]Added 13 Read/Feed constraints in 6 ms returned sat
[2023-03-16 22:03:57] [INFO ] Deduced a trap composed of 13 places in 64 ms of which 5 ms to minimize.
[2023-03-16 22:03:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 101 ms
[2023-03-16 22:03:57] [INFO ] Computed and/alt/rep : 52/255/52 causal constraints (skipped 13 transitions) in 36 ms.
[2023-03-16 22:03:57] [INFO ] Added : 32 causal constraints over 7 iterations in 254 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 82/82 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 51 transition count 79
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 48 transition count 79
Applied a total of 6 rules in 24 ms. Remains 48 /51 variables (removed 3) and now considering 79/82 (removed 3) transitions.
[2023-03-16 22:03:57] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
// Phase 1: matrix 65 rows 48 cols
[2023-03-16 22:03:57] [INFO ] Computed 14 place invariants in 4 ms
[2023-03-16 22:03:57] [INFO ] Implicit Places using invariants in 314 ms returned []
[2023-03-16 22:03:57] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:03:57] [INFO ] Invariant cache hit.
[2023-03-16 22:03:58] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:03:58] [INFO ] Implicit Places using invariants and state equation in 330 ms returned []
Implicit Place search using SMT with State Equation took 652 ms to find 0 implicit places.
[2023-03-16 22:03:58] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-16 22:03:58] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:03:58] [INFO ] Invariant cache hit.
[2023-03-16 22:03:58] [INFO ] Dead Transitions using invariants and state equation in 99 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 48/51 places, 79/82 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 788 ms. Remains : 48/51 places, 79/82 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 160 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 61 ms :[(NOT p0)]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 182 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 51 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 56 ms :[(NOT p0)]
[2023-03-16 22:03:58] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:03:58] [INFO ] Invariant cache hit.
[2023-03-16 22:03:59] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-16 22:03:59] [INFO ] [Real]Absence check using 7 positive and 7 generalized place invariants in 6 ms returned sat
[2023-03-16 22:03:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:03:59] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2023-03-16 22:03:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:03:59] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:03:59] [INFO ] [Nat]Absence check using 7 positive and 7 generalized place invariants in 6 ms returned sat
[2023-03-16 22:03:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:03:59] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2023-03-16 22:03:59] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:03:59] [INFO ] [Nat]Added 13 Read/Feed constraints in 58 ms returned sat
[2023-03-16 22:03:59] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 1 ms to minimize.
[2023-03-16 22:03:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 54 ms
[2023-03-16 22:03:59] [INFO ] Computed and/alt/rep : 49/252/49 causal constraints (skipped 13 transitions) in 8 ms.
[2023-03-16 22:03:59] [INFO ] Added : 31 causal constraints over 7 iterations in 106 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Product exploration explored 100000 steps with 17603 reset in 175 ms.
Product exploration explored 100000 steps with 17597 reset in 175 ms.
Support contains 4 out of 48 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 48/48 places, 79/79 transitions.
Applied a total of 0 rules in 8 ms. Remains 48 /48 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-16 22:03:59] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:03:59] [INFO ] Invariant cache hit.
[2023-03-16 22:04:00] [INFO ] Implicit Places using invariants in 112 ms returned []
[2023-03-16 22:04:00] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:00] [INFO ] Invariant cache hit.
[2023-03-16 22:04:00] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:00] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 320 ms to find 0 implicit places.
[2023-03-16 22:04:00] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-16 22:04:00] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:00] [INFO ] Invariant cache hit.
[2023-03-16 22:04:00] [INFO ] Dead Transitions using invariants and state equation in 121 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 463 ms. Remains : 48/48 places, 79/79 transitions.
Treatment of property SafeBus-COL-03-LTLFireability-00 finished in 5820 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 16 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 8 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:00] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-16 22:04:00] [INFO ] Computed 17 place invariants in 4 ms
[2023-03-16 22:04:00] [INFO ] Implicit Places using invariants in 76 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 80 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 51 transition count 79
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 48 transition count 79
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 45 transition count 82
Applied a total of 12 rules in 17 ms. Remains 45 /51 variables (removed 6) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:00] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 45 cols
[2023-03-16 22:04:00] [INFO ] Computed 14 place invariants in 5 ms
[2023-03-16 22:04:00] [INFO ] Implicit Places using invariants in 68 ms returned []
[2023-03-16 22:04:00] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:00] [INFO ] Invariant cache hit.
[2023-03-16 22:04:00] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:00] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 202 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 45/54 places, 82/82 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 308 ms. Remains : 45/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (LT s0 1) (LT s9 1) (LT s16 1) (LT s41 1)) (OR (LT s0 1) (LT s8 1) (LT s19 1) (LT s41 1)) (OR (LT s2 1) (LT s7 1) (LT s21 1) (LT s41 1)) (OR (...], 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 10303 reset in 539 ms.
Product exploration explored 100000 steps with 10369 reset in 701 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 128 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 189 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Support contains 16 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 82/82 transitions.
Applied a total of 0 rules in 5 ms. Remains 45 /45 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:02] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:02] [INFO ] Invariant cache hit.
[2023-03-16 22:04:02] [INFO ] Implicit Places using invariants in 77 ms returned []
[2023-03-16 22:04:02] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:02] [INFO ] Invariant cache hit.
[2023-03-16 22:04:02] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:03] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
[2023-03-16 22:04:03] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 22:04:03] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:03] [INFO ] Invariant cache hit.
[2023-03-16 22:04:03] [INFO ] Dead Transitions using invariants and state equation in 118 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 309 ms. Remains : 45/45 places, 82/82 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 159 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 184 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10329 reset in 544 ms.
Product exploration explored 100000 steps with 10375 reset in 455 ms.
Support contains 16 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 82/82 transitions.
Applied a total of 0 rules in 5 ms. Remains 45 /45 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:04] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:04] [INFO ] Invariant cache hit.
[2023-03-16 22:04:04] [INFO ] Implicit Places using invariants in 50 ms returned []
[2023-03-16 22:04:04] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:04] [INFO ] Invariant cache hit.
[2023-03-16 22:04:05] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:05] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 150 ms to find 0 implicit places.
[2023-03-16 22:04:05] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-16 22:04:05] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:05] [INFO ] Invariant cache hit.
[2023-03-16 22:04:05] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 246 ms. Remains : 45/45 places, 82/82 transitions.
Treatment of property SafeBus-COL-03-LTLFireability-01 finished in 4698 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(!p0)||(F(p1)&&X((p2 U !p1)))))))'
Support contains 23 out of 54 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 0 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:05] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-16 22:04:05] [INFO ] Computed 17 place invariants in 2 ms
[2023-03-16 22:04:05] [INFO ] Implicit Places using invariants in 61 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 70 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 73 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 249 ms :[p0, (AND (NOT p1) p0), (AND p1 p0), p0]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 0}]], initial=3, aps=[p1:(AND (OR (LT s25 1) (LT s34 1) (LT s47 1)) (OR (LT s23 1) (LT s34 1) (LT s47 1)) (OR (LT s26 1) (LT s34 1) (LT s47 1)) (OR (LT s22 1) (LT s34 1) (LT s4...], 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 8722 reset in 782 ms.
Product exploration explored 100000 steps with 8772 reset in 464 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 341 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND p0 p1), (AND p0 p1)]
Finished random walk after 3 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND p1 p0), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 6 factoid took 352 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[(AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 102 ms :[(AND p0 p1), (AND p0 p1)]
[2023-03-16 22:04:07] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 51 cols
[2023-03-16 22:04:07] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-16 22:04:08] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:08] [INFO ] [Real]Absence check using 5 positive and 9 generalized place invariants in 7 ms returned sat
[2023-03-16 22:04:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:08] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2023-03-16 22:04:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:08] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:08] [INFO ] [Nat]Absence check using 5 positive and 9 generalized place invariants in 8 ms returned sat
[2023-03-16 22:04:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:08] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2023-03-16 22:04:08] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:08] [INFO ] [Nat]Added 13 Read/Feed constraints in 9 ms returned sat
[2023-03-16 22:04:08] [INFO ] Computed and/alt/rep : 52/255/52 causal constraints (skipped 13 transitions) in 10 ms.
[2023-03-16 22:04:08] [INFO ] Added : 15 causal constraints over 3 iterations in 73 ms. Result :sat
Could not prove EG (AND p0 p1)
Support contains 23 out of 51 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:08] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:08] [INFO ] Invariant cache hit.
[2023-03-16 22:04:08] [INFO ] Implicit Places using invariants in 62 ms returned []
[2023-03-16 22:04:08] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:08] [INFO ] Invariant cache hit.
[2023-03-16 22:04:08] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:08] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 183 ms to find 0 implicit places.
[2023-03-16 22:04:08] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:08] [INFO ] Invariant cache hit.
[2023-03-16 22:04:08] [INFO ] Dead Transitions using invariants and state equation in 94 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 280 ms. Remains : 51/51 places, 82/82 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 266 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(AND p0 p1), (AND p0 p1)]
Finished random walk after 4 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 5 factoid took 327 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 99 ms :[(AND p0 p1), (AND p0 p1)]
[2023-03-16 22:04:09] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:09] [INFO ] Invariant cache hit.
[2023-03-16 22:04:10] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:10] [INFO ] [Real]Absence check using 5 positive and 9 generalized place invariants in 10 ms returned sat
[2023-03-16 22:04:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:10] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2023-03-16 22:04:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:10] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:10] [INFO ] [Nat]Absence check using 5 positive and 9 generalized place invariants in 9 ms returned sat
[2023-03-16 22:04:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:10] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2023-03-16 22:04:10] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:10] [INFO ] [Nat]Added 13 Read/Feed constraints in 11 ms returned sat
[2023-03-16 22:04:10] [INFO ] Computed and/alt/rep : 52/255/52 causal constraints (skipped 13 transitions) in 10 ms.
[2023-03-16 22:04:10] [INFO ] Added : 9 causal constraints over 2 iterations in 69 ms. Result :sat
Could not prove EG (AND p0 p1)
Stuttering acceptance computed with spot in 116 ms :[(AND p0 p1), (AND p0 p1)]
Product exploration explored 100000 steps with 8751 reset in 829 ms.
Product exploration explored 100000 steps with 8713 reset in 610 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 108 ms :[(AND p0 p1), (AND p0 p1)]
Support contains 23 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 82/82 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 51 transition count 82
Deduced a syphon composed of 3 places in 1 ms
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 51 transition count 82
Deduced a syphon composed of 3 places in 0 ms
Applied a total of 3 rules in 13 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:12] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-16 22:04:12] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 51 cols
[2023-03-16 22:04:12] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-16 22:04:12] [INFO ] Dead Transitions using invariants and state equation in 119 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 51/51 places, 82/82 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 144 ms. Remains : 51/51 places, 82/82 transitions.
Support contains 23 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 82/82 transitions.
Applied a total of 0 rules in 2 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:12] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 51 cols
[2023-03-16 22:04:12] [INFO ] Computed 14 place invariants in 1 ms
[2023-03-16 22:04:12] [INFO ] Implicit Places using invariants in 60 ms returned []
[2023-03-16 22:04:12] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:12] [INFO ] Invariant cache hit.
[2023-03-16 22:04:12] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:12] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
[2023-03-16 22:04:12] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:12] [INFO ] Invariant cache hit.
[2023-03-16 22:04:13] [INFO ] Dead Transitions using invariants and state equation in 124 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 288 ms. Remains : 51/51 places, 82/82 transitions.
Treatment of property SafeBus-COL-03-LTLFireability-02 finished in 7844 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 7 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 8 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:13] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-16 22:04:13] [INFO ] Computed 17 place invariants in 2 ms
[2023-03-16 22:04:13] [INFO ] Implicit Places using invariants in 102 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 104 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 51 transition count 79
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 48 transition count 79
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 45 transition count 82
Applied a total of 12 rules in 16 ms. Remains 45 /51 variables (removed 6) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:13] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 45 cols
[2023-03-16 22:04:13] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-16 22:04:13] [INFO ] Implicit Places using invariants in 136 ms returned []
[2023-03-16 22:04:13] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:13] [INFO ] Invariant cache hit.
[2023-03-16 22:04:13] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:13] [INFO ] Implicit Places using invariants and state equation in 162 ms returned []
Implicit Place search using SMT with State Equation took 302 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 45/54 places, 82/82 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 431 ms. Remains : 45/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (AND (GEQ s7 1) (GEQ s10 1)) (AND (GEQ s9 1) (GEQ s12 1)) (AND (GEQ s8 1) (GEQ s11 1))), p1:(OR (AND (GEQ s11 1) (GEQ s40 1)) (AND (GEQ s12 1) (GEQ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 308 ms.
Stack based approach found an accepted trace after 47 steps with 0 reset with depth 48 and stack size 48 in 1 ms.
FORMULA SafeBus-COL-03-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property SafeBus-COL-03-LTLFireability-03 finished in 917 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X(X(F(p0)))||(X(p2)&&p1)))))'
Support contains 15 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 5 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:13] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-16 22:04:13] [INFO ] Computed 17 place invariants in 2 ms
[2023-03-16 22:04:14] [INFO ] Implicit Places using invariants in 82 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 84 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 2 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 91 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 292 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=p1, acceptance={} source=4 dest: 0}, { cond=(NOT p1), acceptance={} source=4 dest: 5}], [{ cond=(NOT p1), acceptance={} source=5 dest: 1}, { cond=p1, acceptance={} source=5 dest: 2}]], initial=3, aps=[p1:(AND (GEQ s34 1) (GEQ s42 1)), p2:(OR (AND (GEQ s22 1) (GEQ s41 1)) (AND (GEQ s27 1) (GEQ s41 1)) (AND (GEQ s26 1) (GEQ s41 1)) (AND (GEQ s25 1) (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 7459 reset in 295 ms.
Product exploration explored 100000 steps with 7446 reset in 373 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p1)), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 212 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 210 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Finished random walk after 61 steps, including 0 resets, run visited all 4 properties in 9 ms. (steps per millisecond=6 )
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p1)), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : [(F (AND (NOT p0) p1 (NOT p2))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 373 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 256 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Stuttering acceptance computed with spot in 246 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
[2023-03-16 22:04:16] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 51 cols
[2023-03-16 22:04:16] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-16 22:04:16] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:16] [INFO ] [Real]Absence check using 5 positive and 9 generalized place invariants in 8 ms returned sat
[2023-03-16 22:04:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:16] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2023-03-16 22:04:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:16] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:16] [INFO ] [Nat]Absence check using 5 positive and 9 generalized place invariants in 8 ms returned sat
[2023-03-16 22:04:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:16] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2023-03-16 22:04:16] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:16] [INFO ] [Nat]Added 13 Read/Feed constraints in 8 ms returned sat
[2023-03-16 22:04:16] [INFO ] Computed and/alt/rep : 52/255/52 causal constraints (skipped 13 transitions) in 8 ms.
[2023-03-16 22:04:16] [INFO ] Added : 20 causal constraints over 4 iterations in 74 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
[2023-03-16 22:04:16] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:16] [INFO ] Invariant cache hit.
[2023-03-16 22:04:16] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:16] [INFO ] [Real]Absence check using 5 positive and 9 generalized place invariants in 12 ms returned sat
[2023-03-16 22:04:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:16] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2023-03-16 22:04:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:17] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:17] [INFO ] [Nat]Absence check using 5 positive and 9 generalized place invariants in 5 ms returned sat
[2023-03-16 22:04:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:17] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2023-03-16 22:04:17] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:17] [INFO ] [Nat]Added 13 Read/Feed constraints in 4 ms returned sat
[2023-03-16 22:04:17] [INFO ] Computed and/alt/rep : 52/255/52 causal constraints (skipped 13 transitions) in 6 ms.
[2023-03-16 22:04:17] [INFO ] Added : 20 causal constraints over 4 iterations in 53 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 15 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:17] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:17] [INFO ] Invariant cache hit.
[2023-03-16 22:04:17] [INFO ] Implicit Places using invariants in 100 ms returned []
[2023-03-16 22:04:17] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:17] [INFO ] Invariant cache hit.
[2023-03-16 22:04:17] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:17] [INFO ] Implicit Places using invariants and state equation in 159 ms returned []
Implicit Place search using SMT with State Equation took 261 ms to find 0 implicit places.
[2023-03-16 22:04:17] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:17] [INFO ] Invariant cache hit.
[2023-03-16 22:04:17] [INFO ] Dead Transitions using invariants and state equation in 103 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 366 ms. Remains : 51/51 places, 82/82 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 120 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 249 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Finished random walk after 43 steps, including 0 resets, run visited all 4 properties in 6 ms. (steps per millisecond=7 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), true]
False Knowledge obtained : [(F (AND (NOT p0) p1 (NOT p2))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 2 factoid took 213 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 214 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Stuttering acceptance computed with spot in 240 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
[2023-03-16 22:04:18] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:18] [INFO ] Invariant cache hit.
[2023-03-16 22:04:18] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:18] [INFO ] [Real]Absence check using 5 positive and 9 generalized place invariants in 9 ms returned sat
[2023-03-16 22:04:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:18] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2023-03-16 22:04:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:18] [INFO ] [Nat]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:18] [INFO ] [Nat]Absence check using 5 positive and 9 generalized place invariants in 10 ms returned sat
[2023-03-16 22:04:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:18] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2023-03-16 22:04:18] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:18] [INFO ] [Nat]Added 13 Read/Feed constraints in 8 ms returned sat
[2023-03-16 22:04:19] [INFO ] Computed and/alt/rep : 52/255/52 causal constraints (skipped 13 transitions) in 11 ms.
[2023-03-16 22:04:19] [INFO ] Added : 24 causal constraints over 5 iterations in 107 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
[2023-03-16 22:04:19] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:19] [INFO ] Invariant cache hit.
[2023-03-16 22:04:19] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:19] [INFO ] [Real]Absence check using 5 positive and 9 generalized place invariants in 14 ms returned sat
[2023-03-16 22:04:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:19] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2023-03-16 22:04:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:19] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:19] [INFO ] [Nat]Absence check using 5 positive and 9 generalized place invariants in 6 ms returned sat
[2023-03-16 22:04:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:19] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2023-03-16 22:04:19] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:19] [INFO ] [Nat]Added 13 Read/Feed constraints in 5 ms returned sat
[2023-03-16 22:04:19] [INFO ] Computed and/alt/rep : 52/255/52 causal constraints (skipped 13 transitions) in 11 ms.
[2023-03-16 22:04:19] [INFO ] Added : 20 causal constraints over 4 iterations in 67 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 217 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Product exploration explored 100000 steps with 7447 reset in 322 ms.
Product exploration explored 100000 steps with 7446 reset in 288 ms.
Support contains 15 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:20] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:20] [INFO ] Invariant cache hit.
[2023-03-16 22:04:20] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-16 22:04:20] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:20] [INFO ] Invariant cache hit.
[2023-03-16 22:04:20] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:20] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
[2023-03-16 22:04:20] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:20] [INFO ] Invariant cache hit.
[2023-03-16 22:04:20] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 262 ms. Remains : 51/51 places, 82/82 transitions.
Treatment of property SafeBus-COL-03-LTLFireability-04 finished in 6756 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))))))'
Support contains 20 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 4 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:20] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-16 22:04:20] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-16 22:04:20] [INFO ] Implicit Places using invariants in 56 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 58 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 7 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 69 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (LT s40 1) (LT s46 1)) (OR (LT s38 1) (LT s44 1)) (OR (LT s39 1) (LT s45 1))), p1:(OR (AND (GEQ s0 1) (GEQ s6 1) (GEQ s16 1) (GEQ s47 1)) (AND...], 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 5197 reset in 174 ms.
Product exploration explored 100000 steps with 5130 reset in 184 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 148 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 86 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 7 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=7 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 3 factoid took 181 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)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 20 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 82/82 transitions.
Applied a total of 0 rules in 4 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:21] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 51 cols
[2023-03-16 22:04:21] [INFO ] Computed 14 place invariants in 1 ms
[2023-03-16 22:04:21] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-16 22:04:21] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:21] [INFO ] Invariant cache hit.
[2023-03-16 22:04:21] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:22] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 170 ms to find 0 implicit places.
[2023-03-16 22:04:22] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-16 22:04:22] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:22] [INFO ] Invariant cache hit.
[2023-03-16 22:04:22] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 285 ms. Remains : 51/51 places, 82/82 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 258 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)), (AND (NOT p0) (NOT p1))]
Finished random walk after 11 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=11 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 3 factoid took 159 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 82 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 5090 reset in 172 ms.
Product exploration explored 100000 steps with 5051 reset in 183 ms.
Support contains 20 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 82/82 transitions.
Applied a total of 0 rules in 3 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:23] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:23] [INFO ] Invariant cache hit.
[2023-03-16 22:04:23] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-16 22:04:23] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:23] [INFO ] Invariant cache hit.
[2023-03-16 22:04:23] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:23] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 150 ms to find 0 implicit places.
[2023-03-16 22:04:23] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-16 22:04:23] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:23] [INFO ] Invariant cache hit.
[2023-03-16 22:04:23] [INFO ] Dead Transitions using invariants and state equation in 98 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 259 ms. Remains : 51/51 places, 82/82 transitions.
Treatment of property SafeBus-COL-03-LTLFireability-05 finished in 2852 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(G(X(X(X(p0))))))||(X(p0) U p1)))'
Support contains 14 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:23] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-16 22:04:23] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-16 22:04:23] [INFO ] Implicit Places using invariants in 98 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 102 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 0 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 106 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 464 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 9}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 2}], [{ cond=(NOT p0), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 6}], [{ cond=(NOT p0), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=6 dest: 3}], [{ cond=true, acceptance={} source=7 dest: 4}], [{ cond=true, acceptance={} source=8 dest: 7}], [{ cond=(NOT p0), acceptance={} source=9 dest: 8}, { cond=(AND (NOT p1) p0), acceptance={} source=9 dest: 10}], [{ cond=(AND (NOT p1) p0), acceptance={} source=10 dest: 5}, { cond=(NOT p0), acceptance={} source=10 dest: 7}]], initial=1, aps=[p1:(OR (AND (GEQ s25 1) (GEQ s34 1) (GEQ s47 1)) (AND (GEQ s23 1) (GEQ s34 1) (GEQ s47 1)) (AND (GEQ s26 1) (GEQ s34 1) (GEQ s47 1)) (AND (GEQ s22 1) (GEQ...], 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, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA SafeBus-COL-03-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-COL-03-LTLFireability-07 finished in 590 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X((G(F(!p0))||G(p1))))) U G(!p0)))'
Support contains 6 out of 54 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 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 4 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:24] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:24] [INFO ] Invariant cache hit.
[2023-03-16 22:04:24] [INFO ] Implicit Places using invariants in 72 ms returned []
[2023-03-16 22:04:24] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:24] [INFO ] Invariant cache hit.
[2023-03-16 22:04:24] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:24] [INFO ] Implicit Places using invariants and state equation in 155 ms returned []
Implicit Place search using SMT with State Equation took 229 ms to find 0 implicit places.
[2023-03-16 22:04:24] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 22:04:24] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:24] [INFO ] Invariant cache hit.
[2023-03-16 22:04:24] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 323 ms. Remains : 54/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 36 ms :[p0]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s29 1) (GEQ s39 1)) (AND (GEQ s30 1) (GEQ s40 1)) (AND (GEQ s28 1) (GEQ s38 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 196 ms.
Stack based approach found an accepted trace after 36 steps with 0 reset with depth 37 and stack size 37 in 0 ms.
FORMULA SafeBus-COL-03-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property SafeBus-COL-03-LTLFireability-08 finished in 578 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&&X((!p0 U (!p1||G(!p0)))))) U (G(p2)||X(X(p0)))))'
Support contains 26 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:24] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:24] [INFO ] Invariant cache hit.
[2023-03-16 22:04:24] [INFO ] Implicit Places using invariants in 71 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 72 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 0 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 76 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 546 ms :[(AND (NOT p0) (NOT p2)), false, (AND (NOT p0) (NOT p2)), false, (NOT p0), false, true, false, (AND (NOT p0) (NOT p2)), false, false, (AND (NOT p2) (NOT p0)), (AND p0 p1), (AND (NOT p2) p0 p1), (NOT p2)]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=p2, acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={} source=1 dest: 4}, { cond=(NOT p0), acceptance={} source=1 dest: 5}], [{ cond=(NOT p2), acceptance={} source=2 dest: 7}, { cond=true, acceptance={} source=2 dest: 8}, { cond=p2, acceptance={} source=2 dest: 9}], [{ cond=(AND (NOT p2) p0), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=3 dest: 5}, { cond=(AND p2 (NOT p0)), acceptance={} source=3 dest: 10}, { cond=(AND p2 p0), acceptance={} source=3 dest: 11}], [{ cond=(NOT p0), acceptance={} source=4 dest: 6}], [{ cond=(AND (NOT p0) p1), acceptance={} source=5 dest: 12}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=(NOT p0), acceptance={} source=7 dest: 5}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=8 dest: 7}, { cond=(AND p2 (NOT p0)), acceptance={} source=8 dest: 8}, { cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=8 dest: 8}, { cond=(AND p2 (NOT p0)), acceptance={} source=8 dest: 9}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=9 dest: 5}, { cond=(AND p2 (NOT p0)), acceptance={} source=9 dest: 10}], [{ cond=(AND (NOT p2) (NOT p0) p1), acceptance={} source=10 dest: 12}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=10 dest: 13}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=11 dest: 6}, { cond=(AND p2 (NOT p0)), acceptance={} source=11 dest: 14}], [{ cond=(AND p0 p1), acceptance={} source=12 dest: 6}, { cond=(AND (NOT p0) p1), acceptance={} source=12 dest: 12}], [{ cond=(AND (NOT p2) p0 p1), acceptance={} source=13 dest: 6}, { cond=(AND p2 p0 p1), acceptance={} source=13 dest: 14}], [{ cond=(NOT p2), acceptance={} source=14 dest: 6}, { cond=p2, acceptance={} source=14 dest: 14}]], initial=0, aps=[p2:(OR (AND (GEQ s11 1) (GEQ s43 1)) (AND (GEQ s12 1) (GEQ s43 1)) (AND (GEQ s10 1) (GEQ s43 1))), p0:(OR (AND (GEQ s0 1) (GEQ s9 1) (GEQ s16 1) (GEQ s47 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 69 steps with 18 reset in 0 ms.
FORMULA SafeBus-COL-03-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-COL-03-LTLFireability-09 finished in 660 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 6 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:25] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:25] [INFO ] Invariant cache hit.
[2023-03-16 22:04:25] [INFO ] Implicit Places using invariants in 104 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 105 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 82/82 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 108 ms. Remains : 51/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 131 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 1}]], initial=3, aps=[p0:(OR (AND (GEQ s4 1) (GEQ s49 1)) (AND (GEQ s4 1) (GEQ s50 1)) (AND (GEQ s5 1) (GEQ s48 1)) (AND (GEQ s4 1) (GEQ s48 1)) (AND (GEQ s5 1) (GEQ s49 1)) (A...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA SafeBus-COL-03-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-COL-03-LTLFireability-12 finished in 254 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((G(p2)&&p1))&&p0)))'
Support contains 31 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 11 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:25] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:25] [INFO ] Invariant cache hit.
[2023-03-16 22:04:25] [INFO ] Implicit Places using invariants in 60 ms returned []
[2023-03-16 22:04:25] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:25] [INFO ] Invariant cache hit.
[2023-03-16 22:04:25] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:25] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
[2023-03-16 22:04:25] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:25] [INFO ] Invariant cache hit.
[2023-03-16 22:04:25] [INFO ] Dead Transitions using invariants and state equation in 107 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 278 ms. Remains : 54/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 181 ms :[true, (OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : SafeBus-COL-03-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: 4}], [{ cond=(NOT p2), acceptance={} source=3 dest: 0}, { cond=p2, acceptance={} source=3 dest: 3}], [{ cond=(OR (NOT p1) (NOT p2)), acceptance={} source=4 dest: 0}, { cond=(AND p1 p2), acceptance={} source=4 dest: 3}]], initial=1, aps=[p0:(AND (OR (AND (GEQ s5 1) (GEQ s33 1)) (AND (GEQ s4 1) (GEQ s32 1)) (AND (GEQ s4 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s31 1)) (AND (GEQ s4 1) (GEQ s31 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SafeBus-COL-03-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-COL-03-LTLFireability-13 finished in 482 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))&&F(p1))))'
Support contains 10 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 4 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:26] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:26] [INFO ] Invariant cache hit.
[2023-03-16 22:04:26] [INFO ] Implicit Places using invariants in 87 ms returned []
[2023-03-16 22:04:26] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:26] [INFO ] Invariant cache hit.
[2023-03-16 22:04:26] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:26] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 217 ms to find 0 implicit places.
[2023-03-16 22:04:26] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 22:04:26] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:26] [INFO ] Invariant cache hit.
[2023-03-16 22:04:26] [INFO ] Dead Transitions using invariants and state equation in 96 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 327 ms. Remains : 54/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (AND (GEQ s11 1) (GEQ s46 1)) (AND (GEQ s12 1) (GEQ s46 1)) (AND (GEQ s10 1) (GEQ s46 1))), p1:(OR (AND (GEQ s28 1) (GEQ s34 1)) (AND (GEQ s29 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 2 reset in 325 ms.
Stack based approach found an accepted trace after 79 steps with 2 reset with depth 60 and stack size 60 in 0 ms.
FORMULA SafeBus-COL-03-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property SafeBus-COL-03-LTLFireability-14 finished in 785 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((X(p1)||p0)))'
Support contains 32 out of 54 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 1 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:26] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:26] [INFO ] Invariant cache hit.
[2023-03-16 22:04:26] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-16 22:04:26] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:26] [INFO ] Invariant cache hit.
[2023-03-16 22:04:27] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:27] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 144 ms to find 0 implicit places.
[2023-03-16 22:04:27] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:27] [INFO ] Invariant cache hit.
[2023-03-16 22:04:27] [INFO ] Dead Transitions using invariants and state equation in 96 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 242 ms. Remains : 54/54 places, 82/82 transitions.
Stuttering acceptance computed with spot in 269 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SafeBus-COL-03-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s29 1) (GEQ s39 1)) (AND (GEQ s30 1) (GEQ s40 1)) (AND (GEQ s28 1) (GEQ s38 1)) (AND (GEQ s22 1) (GEQ s44 1)) (AND (GEQ s27 1) (GEQ s44 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 24993 reset in 346 ms.
Product exploration explored 100000 steps with 25056 reset in 345 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 2 factoid took 177 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 52 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 2 factoid took 136 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 47 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 35 ms :[(AND (NOT p0) (NOT p1))]
[2023-03-16 22:04:28] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:28] [INFO ] Invariant cache hit.
[2023-03-16 22:04:28] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:28] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 8 ms returned sat
[2023-03-16 22:04:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:28] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2023-03-16 22:04:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:29] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:29] [INFO ] [Nat]Absence check using 7 positive and 10 generalized place invariants in 6 ms returned sat
[2023-03-16 22:04:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:29] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2023-03-16 22:04:29] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:29] [INFO ] [Nat]Added 13 Read/Feed constraints in 7 ms returned sat
[2023-03-16 22:04:29] [INFO ] Computed and/alt/rep : 52/309/52 causal constraints (skipped 13 transitions) in 9 ms.
[2023-03-16 22:04:29] [INFO ] Added : 22 causal constraints over 5 iterations in 78 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 32 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 5 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:29] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:29] [INFO ] Invariant cache hit.
[2023-03-16 22:04:29] [INFO ] Implicit Places using invariants in 79 ms returned []
[2023-03-16 22:04:29] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:29] [INFO ] Invariant cache hit.
[2023-03-16 22:04:29] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:29] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 219 ms to find 0 implicit places.
[2023-03-16 22:04:29] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-16 22:04:29] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:29] [INFO ] Invariant cache hit.
[2023-03-16 22:04:29] [INFO ] Dead Transitions using invariants and state equation in 132 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 366 ms. Remains : 54/54 places, 82/82 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 2 factoid took 137 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 52 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 2 factoid took 134 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 34 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p1))]
[2023-03-16 22:04:29] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:30] [INFO ] Invariant cache hit.
[2023-03-16 22:04:30] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-16 22:04:30] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 12 ms returned sat
[2023-03-16 22:04:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:30] [INFO ] [Real]Absence check using state equation in 62 ms returned sat
[2023-03-16 22:04:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:30] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-16 22:04:30] [INFO ] [Nat]Absence check using 7 positive and 10 generalized place invariants in 8 ms returned sat
[2023-03-16 22:04:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:30] [INFO ] [Nat]Absence check using state equation in 49 ms returned sat
[2023-03-16 22:04:30] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:30] [INFO ] [Nat]Added 13 Read/Feed constraints in 9 ms returned sat
[2023-03-16 22:04:30] [INFO ] Computed and/alt/rep : 52/309/52 causal constraints (skipped 13 transitions) in 6 ms.
[2023-03-16 22:04:30] [INFO ] Added : 22 causal constraints over 5 iterations in 64 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 25082 reset in 337 ms.
Product exploration explored 100000 steps with 25055 reset in 348 ms.
Support contains 32 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:31] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:31] [INFO ] Invariant cache hit.
[2023-03-16 22:04:31] [INFO ] Implicit Places using invariants in 50 ms returned []
[2023-03-16 22:04:31] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:31] [INFO ] Invariant cache hit.
[2023-03-16 22:04:31] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:31] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
[2023-03-16 22:04:31] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 22:04:31] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:31] [INFO ] Invariant cache hit.
[2023-03-16 22:04:31] [INFO ] Dead Transitions using invariants and state equation in 84 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 244 ms. Remains : 54/54 places, 82/82 transitions.
Treatment of property SafeBus-COL-03-LTLFireability-15 finished in 4761 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Found a Shortening insensitive property : SafeBus-COL-03-LTLFireability-00
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Support contains 4 out of 54 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:31] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:31] [INFO ] Invariant cache hit.
[2023-03-16 22:04:31] [INFO ] Implicit Places using invariants in 81 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 83 ms to find 3 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 51 transition count 79
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 48 transition count 79
Applied a total of 6 rules in 4 ms. Remains 48 /51 variables (removed 3) and now considering 79/82 (removed 3) transitions.
[2023-03-16 22:04:31] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
// Phase 1: matrix 65 rows 48 cols
[2023-03-16 22:04:31] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-16 22:04:32] [INFO ] Implicit Places using invariants in 70 ms returned []
[2023-03-16 22:04:32] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:32] [INFO ] Invariant cache hit.
[2023-03-16 22:04:32] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:32] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 48/54 places, 79/82 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 264 ms. Remains : 48/54 places, 79/82 transitions.
Running random walk in product with property : SafeBus-COL-03-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s39 1) (GEQ s42 1)) (AND (GEQ s40 1) (GEQ s42 1)) (AND (GEQ s38 1) (GEQ s42 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 17629 reset in 152 ms.
Product exploration explored 100000 steps with 17566 reset in 161 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 141 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 47 ms :[(NOT p0)]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 152 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2023-03-16 22:04:32] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:32] [INFO ] Invariant cache hit.
[2023-03-16 22:04:32] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:32] [INFO ] [Real]Absence check using 7 positive and 7 generalized place invariants in 4 ms returned sat
[2023-03-16 22:04:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:32] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2023-03-16 22:04:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:33] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:33] [INFO ] [Nat]Absence check using 7 positive and 7 generalized place invariants in 5 ms returned sat
[2023-03-16 22:04:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:33] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2023-03-16 22:04:33] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:33] [INFO ] [Nat]Added 13 Read/Feed constraints in 34 ms returned sat
[2023-03-16 22:04:33] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 2 ms to minimize.
[2023-03-16 22:04:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 46 ms
[2023-03-16 22:04:33] [INFO ] Computed and/alt/rep : 49/252/49 causal constraints (skipped 13 transitions) in 9 ms.
[2023-03-16 22:04:33] [INFO ] Added : 31 causal constraints over 7 iterations in 87 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 48 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 48/48 places, 79/79 transitions.
Applied a total of 0 rules in 4 ms. Remains 48 /48 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-16 22:04:33] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:33] [INFO ] Invariant cache hit.
[2023-03-16 22:04:33] [INFO ] Implicit Places using invariants in 82 ms returned []
[2023-03-16 22:04:33] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:33] [INFO ] Invariant cache hit.
[2023-03-16 22:04:33] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:33] [INFO ] Implicit Places using invariants and state equation in 174 ms returned []
Implicit Place search using SMT with State Equation took 258 ms to find 0 implicit places.
[2023-03-16 22:04:33] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 22:04:33] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:33] [INFO ] Invariant cache hit.
[2023-03-16 22:04:33] [INFO ] Dead Transitions using invariants and state equation in 79 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 350 ms. Remains : 48/48 places, 79/79 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 168 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)]
Finished random walk after 5 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=5 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 164 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 49 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2023-03-16 22:04:34] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:34] [INFO ] Invariant cache hit.
[2023-03-16 22:04:34] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:34] [INFO ] [Real]Absence check using 7 positive and 7 generalized place invariants in 5 ms returned sat
[2023-03-16 22:04:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:34] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2023-03-16 22:04:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:34] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:34] [INFO ] [Nat]Absence check using 7 positive and 7 generalized place invariants in 5 ms returned sat
[2023-03-16 22:04:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:34] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2023-03-16 22:04:34] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:34] [INFO ] [Nat]Added 13 Read/Feed constraints in 33 ms returned sat
[2023-03-16 22:04:34] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
[2023-03-16 22:04:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 54 ms
[2023-03-16 22:04:34] [INFO ] Computed and/alt/rep : 49/252/49 causal constraints (skipped 13 transitions) in 5 ms.
[2023-03-16 22:04:34] [INFO ] Added : 31 causal constraints over 7 iterations in 94 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Product exploration explored 100000 steps with 17569 reset in 153 ms.
Product exploration explored 100000 steps with 17642 reset in 163 ms.
Support contains 4 out of 48 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 48/48 places, 79/79 transitions.
Applied a total of 0 rules in 3 ms. Remains 48 /48 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-16 22:04:34] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:34] [INFO ] Invariant cache hit.
[2023-03-16 22:04:35] [INFO ] Implicit Places using invariants in 91 ms returned []
[2023-03-16 22:04:35] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:35] [INFO ] Invariant cache hit.
[2023-03-16 22:04:35] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:35] [INFO ] Implicit Places using invariants and state equation in 115 ms returned []
Implicit Place search using SMT with State Equation took 209 ms to find 0 implicit places.
[2023-03-16 22:04:35] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 22:04:35] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:35] [INFO ] Invariant cache hit.
[2023-03-16 22:04:35] [INFO ] Dead Transitions using invariants and state equation in 124 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 345 ms. Remains : 48/48 places, 79/79 transitions.
Treatment of property SafeBus-COL-03-LTLFireability-00 finished in 3607 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)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(!p0)||(F(p1)&&X((p2 U !p1)))))))'
Found a Shortening insensitive property : SafeBus-COL-03-LTLFireability-02
Stuttering acceptance computed with spot in 188 ms :[p0, (AND (NOT p1) p0), (AND p1 p0), p0]
Support contains 23 out of 54 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:35] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-16 22:04:35] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-16 22:04:35] [INFO ] Implicit Places using invariants in 79 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 81 ms to find 3 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 51 transition count 79
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 48 transition count 79
Applied a total of 6 rules in 4 ms. Remains 48 /51 variables (removed 3) and now considering 79/82 (removed 3) transitions.
[2023-03-16 22:04:35] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
// Phase 1: matrix 65 rows 48 cols
[2023-03-16 22:04:35] [INFO ] Computed 14 place invariants in 1 ms
[2023-03-16 22:04:35] [INFO ] Implicit Places using invariants in 60 ms returned []
[2023-03-16 22:04:35] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:35] [INFO ] Invariant cache hit.
[2023-03-16 22:04:35] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:35] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 158 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 48/54 places, 79/82 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 245 ms. Remains : 48/54 places, 79/82 transitions.
Running random walk in product with property : SafeBus-COL-03-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 0}]], initial=3, aps=[p1:(AND (OR (LT s25 1) (LT s34 1) (LT s44 1)) (OR (LT s23 1) (LT s34 1) (LT s44 1)) (OR (LT s26 1) (LT s34 1) (LT s44 1)) (OR (LT s22 1) (LT s34 1) (LT s4...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 10343 reset in 774 ms.
Product exploration explored 100000 steps with 10340 reset in 465 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 376 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 100 ms :[(AND p0 p1), (AND p0 p1)]
Finished random walk after 4 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [(AND p1 p0), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 6 factoid took 429 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 93 ms :[(AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 93 ms :[(AND p0 p1), (AND p0 p1)]
[2023-03-16 22:04:38] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:38] [INFO ] Invariant cache hit.
[2023-03-16 22:04:38] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:38] [INFO ] [Real]Absence check using 7 positive and 7 generalized place invariants in 7 ms returned sat
[2023-03-16 22:04:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:38] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2023-03-16 22:04:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:38] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-16 22:04:38] [INFO ] [Nat]Absence check using 7 positive and 7 generalized place invariants in 6 ms returned sat
[2023-03-16 22:04:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:38] [INFO ] [Nat]Absence check using state equation in 49 ms returned sat
[2023-03-16 22:04:38] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:38] [INFO ] [Nat]Added 13 Read/Feed constraints in 11 ms returned sat
[2023-03-16 22:04:38] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 1 ms to minimize.
[2023-03-16 22:04:38] [INFO ] Deduced a trap composed of 14 places in 40 ms of which 0 ms to minimize.
[2023-03-16 22:04:38] [INFO ] Deduced a trap composed of 14 places in 37 ms of which 0 ms to minimize.
[2023-03-16 22:04:38] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 133 ms
[2023-03-16 22:04:38] [INFO ] Computed and/alt/rep : 49/252/49 causal constraints (skipped 13 transitions) in 5 ms.
[2023-03-16 22:04:39] [INFO ] Added : 35 causal constraints over 7 iterations in 79 ms. Result :sat
Could not prove EG (AND p0 p1)
Support contains 23 out of 48 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 79/79 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-16 22:04:39] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:39] [INFO ] Invariant cache hit.
[2023-03-16 22:04:39] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-16 22:04:39] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:39] [INFO ] Invariant cache hit.
[2023-03-16 22:04:39] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:39] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
[2023-03-16 22:04:39] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:39] [INFO ] Invariant cache hit.
[2023-03-16 22:04:39] [INFO ] Dead Transitions using invariants and state equation in 136 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 272 ms. Remains : 48/48 places, 79/79 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 253 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 87 ms :[(AND p0 p1), (AND p0 p1)]
Finished random walk after 3 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 5 factoid took 323 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 87 ms :[(AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 87 ms :[(AND p0 p1), (AND p0 p1)]
[2023-03-16 22:04:40] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:40] [INFO ] Invariant cache hit.
[2023-03-16 22:04:40] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:40] [INFO ] [Real]Absence check using 7 positive and 7 generalized place invariants in 7 ms returned sat
[2023-03-16 22:04:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:40] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2023-03-16 22:04:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:40] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-16 22:04:40] [INFO ] [Nat]Absence check using 7 positive and 7 generalized place invariants in 7 ms returned sat
[2023-03-16 22:04:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:40] [INFO ] [Nat]Absence check using state equation in 49 ms returned sat
[2023-03-16 22:04:40] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:40] [INFO ] [Nat]Added 13 Read/Feed constraints in 10 ms returned sat
[2023-03-16 22:04:40] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 1 ms to minimize.
[2023-03-16 22:04:40] [INFO ] Deduced a trap composed of 14 places in 34 ms of which 1 ms to minimize.
[2023-03-16 22:04:40] [INFO ] Deduced a trap composed of 14 places in 34 ms of which 1 ms to minimize.
[2023-03-16 22:04:40] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 147 ms
[2023-03-16 22:04:40] [INFO ] Computed and/alt/rep : 49/252/49 causal constraints (skipped 13 transitions) in 10 ms.
[2023-03-16 22:04:41] [INFO ] Added : 35 causal constraints over 7 iterations in 134 ms. Result :sat
Could not prove EG (AND p0 p1)
Stuttering acceptance computed with spot in 88 ms :[(AND p0 p1), (AND p0 p1)]
Product exploration explored 100000 steps with 10343 reset in 773 ms.
Product exploration explored 100000 steps with 10339 reset in 497 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 70 ms :[(AND p0 p1), (AND p0 p1)]
Support contains 23 out of 48 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 48/48 places, 79/79 transitions.
Applied a total of 0 rules in 2 ms. Remains 48 /48 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-16 22:04:42] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 22:04:42] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:42] [INFO ] Invariant cache hit.
[2023-03-16 22:04:42] [INFO ] Dead Transitions using invariants and state equation in 77 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 87 ms. Remains : 48/48 places, 79/79 transitions.
Support contains 23 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 79/79 transitions.
Applied a total of 0 rules in 0 ms. Remains 48 /48 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-16 22:04:42] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:42] [INFO ] Invariant cache hit.
[2023-03-16 22:04:42] [INFO ] Implicit Places using invariants in 46 ms returned []
[2023-03-16 22:04:42] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:42] [INFO ] Invariant cache hit.
[2023-03-16 22:04:42] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:42] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
[2023-03-16 22:04:42] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:42] [INFO ] Invariant cache hit.
[2023-03-16 22:04:42] [INFO ] Dead Transitions using invariants and state equation in 75 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 202 ms. Remains : 48/48 places, 79/79 transitions.
Treatment of property SafeBus-COL-03-LTLFireability-02 finished in 7435 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X(X(F(p0)))||(X(p2)&&p1)))))'
Found a Shortening insensitive property : SafeBus-COL-03-LTLFireability-04
Stuttering acceptance computed with spot in 332 ms :[(AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Support contains 15 out of 54 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 4 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:43] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-16 22:04:43] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-16 22:04:43] [INFO ] Implicit Places using invariants in 164 ms returned [28, 29, 30]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 166 ms to find 3 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 51/54 places, 82/82 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 51 transition count 79
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 48 transition count 79
Applied a total of 6 rules in 11 ms. Remains 48 /51 variables (removed 3) and now considering 79/82 (removed 3) transitions.
[2023-03-16 22:04:43] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
// Phase 1: matrix 65 rows 48 cols
[2023-03-16 22:04:43] [INFO ] Computed 14 place invariants in 1 ms
[2023-03-16 22:04:43] [INFO ] Implicit Places using invariants in 79 ms returned []
[2023-03-16 22:04:43] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:43] [INFO ] Invariant cache hit.
[2023-03-16 22:04:43] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:43] [INFO ] Implicit Places using invariants and state equation in 152 ms returned []
Implicit Place search using SMT with State Equation took 244 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 48/54 places, 79/82 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 426 ms. Remains : 48/54 places, 79/82 transitions.
Running random walk in product with property : SafeBus-COL-03-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=p1, acceptance={} source=4 dest: 0}, { cond=(NOT p1), acceptance={} source=4 dest: 5}], [{ cond=(NOT p1), acceptance={} source=5 dest: 1}, { cond=p1, acceptance={} source=5 dest: 2}]], initial=3, aps=[p1:(AND (GEQ s34 1) (GEQ s42 1)), p2:(OR (AND (GEQ s22 1) (GEQ s41 1)) (AND (GEQ s27 1) (GEQ s41 1)) (AND (GEQ s26 1) (GEQ s41 1)) (AND (GEQ s25 1) (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 8721 reset in 299 ms.
Product exploration explored 100000 steps with 8724 reset in 318 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p1)), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 286 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 283 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Finished random walk after 18 steps, including 0 resets, run visited all 4 properties in 3 ms. (steps per millisecond=6 )
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p1)), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) (NOT p2))))]
False Knowledge obtained : [(F (AND (NOT p0) p1 (NOT p2))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 295 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 249 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Stuttering acceptance computed with spot in 262 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
[2023-03-16 22:04:45] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:45] [INFO ] Invariant cache hit.
[2023-03-16 22:04:45] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:45] [INFO ] [Real]Absence check using 7 positive and 7 generalized place invariants in 4 ms returned sat
[2023-03-16 22:04:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:45] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-16 22:04:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:45] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:45] [INFO ] [Nat]Absence check using 7 positive and 7 generalized place invariants in 5 ms returned sat
[2023-03-16 22:04:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:45] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2023-03-16 22:04:45] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:45] [INFO ] [Nat]Added 13 Read/Feed constraints in 7 ms returned sat
[2023-03-16 22:04:46] [INFO ] Computed and/alt/rep : 49/252/49 causal constraints (skipped 13 transitions) in 8 ms.
[2023-03-16 22:04:46] [INFO ] Added : 6 causal constraints over 2 iterations in 43 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
[2023-03-16 22:04:46] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:46] [INFO ] Invariant cache hit.
[2023-03-16 22:04:46] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:46] [INFO ] [Real]Absence check using 7 positive and 7 generalized place invariants in 4 ms returned sat
[2023-03-16 22:04:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:46] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2023-03-16 22:04:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:46] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:46] [INFO ] [Nat]Absence check using 7 positive and 7 generalized place invariants in 5 ms returned sat
[2023-03-16 22:04:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:46] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2023-03-16 22:04:46] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:46] [INFO ] [Nat]Added 13 Read/Feed constraints in 5 ms returned sat
[2023-03-16 22:04:46] [INFO ] Computed and/alt/rep : 49/252/49 causal constraints (skipped 13 transitions) in 9 ms.
[2023-03-16 22:04:46] [INFO ] Added : 5 causal constraints over 1 iterations in 30 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 15 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 79/79 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-16 22:04:46] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:46] [INFO ] Invariant cache hit.
[2023-03-16 22:04:46] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-16 22:04:46] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:46] [INFO ] Invariant cache hit.
[2023-03-16 22:04:46] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:46] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 237 ms to find 0 implicit places.
[2023-03-16 22:04:46] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:46] [INFO ] Invariant cache hit.
[2023-03-16 22:04:46] [INFO ] Dead Transitions using invariants and state equation in 91 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 329 ms. Remains : 48/48 places, 79/79 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 127 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 251 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Finished random walk after 97 steps, including 0 resets, run visited all 4 properties in 6 ms. (steps per millisecond=16 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), true]
False Knowledge obtained : [(F (AND (NOT p0) p1 (NOT p2))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 2 factoid took 179 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 295 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Stuttering acceptance computed with spot in 265 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
[2023-03-16 22:04:47] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:47] [INFO ] Invariant cache hit.
[2023-03-16 22:04:47] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:47] [INFO ] [Real]Absence check using 7 positive and 7 generalized place invariants in 4 ms returned sat
[2023-03-16 22:04:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:47] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-16 22:04:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:48] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:48] [INFO ] [Nat]Absence check using 7 positive and 7 generalized place invariants in 4 ms returned sat
[2023-03-16 22:04:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:48] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-16 22:04:48] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:48] [INFO ] [Nat]Added 13 Read/Feed constraints in 4 ms returned sat
[2023-03-16 22:04:48] [INFO ] Computed and/alt/rep : 49/252/49 causal constraints (skipped 13 transitions) in 6 ms.
[2023-03-16 22:04:48] [INFO ] Added : 6 causal constraints over 2 iterations in 35 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
[2023-03-16 22:04:48] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:48] [INFO ] Invariant cache hit.
[2023-03-16 22:04:48] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2023-03-16 22:04:48] [INFO ] [Real]Absence check using 7 positive and 7 generalized place invariants in 5 ms returned sat
[2023-03-16 22:04:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:48] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2023-03-16 22:04:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:48] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:48] [INFO ] [Nat]Absence check using 7 positive and 7 generalized place invariants in 5 ms returned sat
[2023-03-16 22:04:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:48] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2023-03-16 22:04:48] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:48] [INFO ] [Nat]Added 13 Read/Feed constraints in 6 ms returned sat
[2023-03-16 22:04:48] [INFO ] Computed and/alt/rep : 49/252/49 causal constraints (skipped 13 transitions) in 9 ms.
[2023-03-16 22:04:48] [INFO ] Added : 5 causal constraints over 1 iterations in 32 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 260 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Product exploration explored 100000 steps with 8727 reset in 317 ms.
Product exploration explored 100000 steps with 8756 reset in 306 ms.
Support contains 15 out of 48 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 48/48 places, 79/79 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-16 22:04:49] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:49] [INFO ] Invariant cache hit.
[2023-03-16 22:04:49] [INFO ] Implicit Places using invariants in 52 ms returned []
[2023-03-16 22:04:49] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:49] [INFO ] Invariant cache hit.
[2023-03-16 22:04:49] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:49] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
[2023-03-16 22:04:49] [INFO ] Flow matrix only has 65 transitions (discarded 14 similar events)
[2023-03-16 22:04:49] [INFO ] Invariant cache hit.
[2023-03-16 22:04:49] [INFO ] Dead Transitions using invariants and state equation in 63 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 220 ms. Remains : 48/48 places, 79/79 transitions.
Treatment of property SafeBus-COL-03-LTLFireability-04 finished in 6802 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))))))'
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((X(p1)||p0)))'
Found a Shortening insensitive property : SafeBus-COL-03-LTLFireability-15
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 32 out of 54 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:49] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-16 22:04:49] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-16 22:04:49] [INFO ] Implicit Places using invariants in 49 ms returned []
[2023-03-16 22:04:49] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:49] [INFO ] Invariant cache hit.
[2023-03-16 22:04:50] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:50] [INFO ] Implicit Places using invariants and state equation in 152 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
[2023-03-16 22:04:50] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:50] [INFO ] Invariant cache hit.
[2023-03-16 22:04:50] [INFO ] Dead Transitions using invariants and state equation in 87 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 294 ms. Remains : 54/54 places, 82/82 transitions.
Running random walk in product with property : SafeBus-COL-03-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s29 1) (GEQ s39 1)) (AND (GEQ s30 1) (GEQ s40 1)) (AND (GEQ s28 1) (GEQ s38 1)) (AND (GEQ s22 1) (GEQ s44 1)) (AND (GEQ s27 1) (GEQ s44 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 24952 reset in 431 ms.
Product exploration explored 100000 steps with 24962 reset in 382 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 2 factoid took 117 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 46 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 3 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 2 factoid took 144 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 39 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 37 ms :[(AND (NOT p0) (NOT p1))]
[2023-03-16 22:04:51] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:51] [INFO ] Invariant cache hit.
[2023-03-16 22:04:51] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-16 22:04:51] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 10 ms returned sat
[2023-03-16 22:04:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:51] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2023-03-16 22:04:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:51] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-16 22:04:51] [INFO ] [Nat]Absence check using 7 positive and 10 generalized place invariants in 9 ms returned sat
[2023-03-16 22:04:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:51] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2023-03-16 22:04:51] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:51] [INFO ] [Nat]Added 13 Read/Feed constraints in 10 ms returned sat
[2023-03-16 22:04:51] [INFO ] Computed and/alt/rep : 52/309/52 causal constraints (skipped 13 transitions) in 10 ms.
[2023-03-16 22:04:52] [INFO ] Added : 22 causal constraints over 5 iterations in 104 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 32 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:52] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:52] [INFO ] Invariant cache hit.
[2023-03-16 22:04:52] [INFO ] Implicit Places using invariants in 76 ms returned []
[2023-03-16 22:04:52] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:52] [INFO ] Invariant cache hit.
[2023-03-16 22:04:52] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:52] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 186 ms to find 0 implicit places.
[2023-03-16 22:04:52] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 22:04:52] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:52] [INFO ] Invariant cache hit.
[2023-03-16 22:04:52] [INFO ] Dead Transitions using invariants and state equation in 123 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 322 ms. Remains : 54/54 places, 82/82 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 2 factoid took 172 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 53 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 2 factoid took 189 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 49 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 49 ms :[(AND (NOT p0) (NOT p1))]
[2023-03-16 22:04:52] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:52] [INFO ] Invariant cache hit.
[2023-03-16 22:04:53] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-16 22:04:53] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 8 ms returned sat
[2023-03-16 22:04:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:53] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2023-03-16 22:04:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:04:53] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-16 22:04:53] [INFO ] [Nat]Absence check using 7 positive and 10 generalized place invariants in 8 ms returned sat
[2023-03-16 22:04:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:04:53] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2023-03-16 22:04:53] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:53] [INFO ] [Nat]Added 13 Read/Feed constraints in 10 ms returned sat
[2023-03-16 22:04:53] [INFO ] Computed and/alt/rep : 52/309/52 causal constraints (skipped 13 transitions) in 7 ms.
[2023-03-16 22:04:53] [INFO ] Added : 22 causal constraints over 5 iterations in 90 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 50 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 24976 reset in 594 ms.
Product exploration explored 100000 steps with 25001 reset in 403 ms.
Support contains 32 out of 54 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 54/54 places, 82/82 transitions.
Applied a total of 0 rules in 2 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-16 22:04:54] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:54] [INFO ] Invariant cache hit.
[2023-03-16 22:04:54] [INFO ] Implicit Places using invariants in 55 ms returned []
[2023-03-16 22:04:54] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:54] [INFO ] Invariant cache hit.
[2023-03-16 22:04:54] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-16 22:04:54] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 143 ms to find 0 implicit places.
[2023-03-16 22:04:54] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 22:04:54] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-16 22:04:54] [INFO ] Invariant cache hit.
[2023-03-16 22:04:54] [INFO ] Dead Transitions using invariants and state equation in 81 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 250 ms. Remains : 54/54 places, 82/82 transitions.
Treatment of property SafeBus-COL-03-LTLFireability-15 finished in 5108 ms.
[2023-03-16 22:04:54] [INFO ] Flatten gal took : 20 ms
[2023-03-16 22:04:54] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/LTLFireability.sr.xml took 13 ms.
[2023-03-16 22:04:54] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 54 places, 82 transitions and 457 arcs took 2 ms.
Total runtime 64489 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT SafeBus-COL-03
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/377
LTLFireability

FORMULA SafeBus-COL-03-LTLFireability-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA SafeBus-COL-03-LTLFireability-01 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA SafeBus-COL-03-LTLFireability-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA SafeBus-COL-03-LTLFireability-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA SafeBus-COL-03-LTLFireability-02 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA SafeBus-COL-03-LTLFireability-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679004296492

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/377/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/377/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/377/LTLFireability.xml
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 SafeBus-COL-03-LTLFireability-00
lola: time limit : 600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for SafeBus-COL-03-LTLFireability-00
lola: result : true
lola: markings : 169
lola: fired transitions : 204
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 4 (type EXCL) for 3 SafeBus-COL-03-LTLFireability-01
lola: time limit : 720 sec
lola: memory limit: 32 pages
lola: FINISHED task # 4 (type EXCL) for SafeBus-COL-03-LTLFireability-01
lola: result : true
lola: markings : 5784
lola: fired transitions : 15282
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 16 (type EXCL) for 15 SafeBus-COL-03-LTLFireability-15
lola: time limit : 900 sec
lola: memory limit: 32 pages
lola: FINISHED task # 16 (type EXCL) for SafeBus-COL-03-LTLFireability-15
lola: result : true
lola: markings : 31
lola: fired transitions : 30
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 10 (type EXCL) for 9 SafeBus-COL-03-LTLFireability-04
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: FINISHED task # 10 (type EXCL) for SafeBus-COL-03-LTLFireability-04
lola: result : true
lola: markings : 1873
lola: fired transitions : 6069
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 7 (type EXCL) for 6 SafeBus-COL-03-LTLFireability-02
lola: time limit : 1800 sec
lola: memory limit: 32 pages
lola: FINISHED task # 7 (type EXCL) for SafeBus-COL-03-LTLFireability-02
lola: result : true
lola: markings : 856
lola: fired transitions : 2688
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 13 (type EXCL) for 12 SafeBus-COL-03-LTLFireability-05
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 13 (type EXCL) for SafeBus-COL-03-LTLFireability-05
lola: result : true
lola: markings : 5406
lola: fired transitions : 14418
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
SafeBus-COL-03-LTLFireability-00: LTL true LTL model checker
SafeBus-COL-03-LTLFireability-01: LTL true LTL model checker
SafeBus-COL-03-LTLFireability-02: LTL true LTL model checker
SafeBus-COL-03-LTLFireability-04: LTL true LTL model checker
SafeBus-COL-03-LTLFireability-05: LTL true LTL model checker
SafeBus-COL-03-LTLFireability-15: LTL true LTL model checker


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Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SafeBus-COL-03"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is SafeBus-COL-03, 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 r359-smll-167891808600204"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-COL-03.tgz
mv SafeBus-COL-03 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 ;