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.r103-tall-167814479101020.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)
.........................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is DatabaseWithMutex-COL-02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r103-tall-167814479101020
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 7.8K Feb 25 13:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 13:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 25 13:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K Feb 25 13:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 15:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 15:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 15:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 13:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Feb 25 13:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 13:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Feb 25 13:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 19K Mar 5 18:22 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

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

=== Now, execution of the tool begins

BK_START 1678310043373

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=DatabaseWithMutex-COL-02
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-08 21:14:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-08 21:14:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 21:14:05] [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.
[2023-03-08 21:14:05] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-08 21:14:05] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 423 ms
[2023-03-08 21:14:05] [INFO ] Imported 11 HL places and 8 HL transitions for a total of 38 PT places and 32.0 transition bindings in 12 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2023-03-08 21:14:05] [INFO ] Built PT skeleton of HLPN with 11 places and 8 transitions 22 arcs in 4 ms.
[2023-03-08 21:14:05] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 1 formulas.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 9 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 10000 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 13) seen :12
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 8 rows 11 cols
[2023-03-08 21:14:05] [INFO ] Computed 4 place invariants in 8 ms
[2023-03-08 21:14:05] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-08 21:14:05] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-08 21:14:05] [INFO ] After 104ms 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 1 ms.
Successfully simplified 1 atomic propositions for a total of 9 simplifications.
[2023-03-08 21:14:05] [INFO ] Flatten gal took : 15 ms
[2023-03-08 21:14:05] [INFO ] Flatten gal took : 3 ms
Transition Release forces synchronizations/join behavior on parameter s of sort site
Transition Acquire forces synchronizations/join behavior on parameter f of sort file
[2023-03-08 21:14:05] [INFO ] Unfolded HLPN to a Petri net with 38 places and 32 transitions 88 arcs in 6 ms.
[2023-03-08 21:14:05] [INFO ] Unfolded 15 HLPN properties in 0 ms.
[2023-03-08 21:14:05] [INFO ] Reduced 2 identical enabling conditions.
[2023-03-08 21:14:05] [INFO ] Reduced 2 identical enabling conditions.
[2023-03-08 21:14:05] [INFO ] Reduced 2 identical enabling conditions.
[2023-03-08 21:14:05] [INFO ] Reduced 2 identical enabling conditions.
[2023-03-08 21:14:05] [INFO ] Reduced 2 identical enabling conditions.
[2023-03-08 21:14:05] [INFO ] Reduced 2 identical enabling conditions.
[2023-03-08 21:14:05] [INFO ] Reduced 2 identical enabling conditions.
[2023-03-08 21:14:05] [INFO ] Reduced 2 identical enabling conditions.
Support contains 38 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 5 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 38 cols
[2023-03-08 21:14:06] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-08 21:14:06] [INFO ] Implicit Places using invariants in 45 ms returned []
[2023-03-08 21:14:06] [INFO ] Invariant cache hit.
[2023-03-08 21:14:06] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
[2023-03-08 21:14:06] [INFO ] Invariant cache hit.
[2023-03-08 21:14:06] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 165 ms. Remains : 38/38 places, 32/32 transitions.
Support contains 38 out of 38 places after structural reductions.
[2023-03-08 21:14:06] [INFO ] Flatten gal took : 5 ms
[2023-03-08 21:14:06] [INFO ] Flatten gal took : 6 ms
[2023-03-08 21:14:06] [INFO ] Input system was already deterministic with 32 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-08 21:14:06] [INFO ] Invariant cache hit.
[2023-03-08 21:14:06] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-08 21:14:06] [INFO ] [Real]Absence check using 7 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-08 21:14:06] [INFO ] After 49ms 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.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
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((p0&&F((G(p0)||G(F(p1)))))))'
Support contains 14 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 2 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
[2023-03-08 21:14:06] [INFO ] Invariant cache hit.
[2023-03-08 21:14:06] [INFO ] Implicit Places using invariants in 55 ms returned []
[2023-03-08 21:14:06] [INFO ] Invariant cache hit.
[2023-03-08 21:14:06] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
[2023-03-08 21:14:06] [INFO ] Invariant cache hit.
[2023-03-08 21:14:06] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 171 ms. Remains : 38/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 356 ms :[(NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(OR (AND (GEQ s3 1) (GEQ s29 1)) (AND (GEQ s0 1) (GEQ s28 1)) (AND (GEQ s1 1) (GEQ s28 1)) (AND (GEQ s2 1) (GEQ s29 1))), p1:(OR (AND (GEQ s8 1) (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-00 finished in 588 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)))||(p0&&F((G(F(p2))||(!p2&&F(p2)))))))))'
Support contains 12 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 34 transition count 24
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 20 place count 26 transition count 24
Applied a total of 20 rules in 15 ms. Remains 26 /38 variables (removed 12) and now considering 24/32 (removed 8) transitions.
// Phase 1: matrix 24 rows 26 cols
[2023-03-08 21:14:07] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-08 21:14:07] [INFO ] Implicit Places using invariants in 33 ms returned [16, 17]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 35 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/38 places, 24/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 24/24 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 51 ms. Remains : 24/38 places, 24/32 transitions.
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND p0 p2), acceptance={} source=1 dest: 3}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={} source=3 dest: 2}, { cond=p2, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(OR (GEQ s18 1) (GEQ s19 1) (GEQ s16 1) (GEQ s17 1)), p1:(OR (GEQ s12 1) (GEQ s13 1) (GEQ s14 1) (GEQ s15 1)), p2:(AND (LT s8 1) (LT s9 1) (LT s10 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 8331 reset in 269 ms.
Stack based approach found an accepted trace after 686 steps with 60 reset with depth 13 and stack size 13 in 2 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-01 finished in 506 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((F(!p0)&&p1))))))'
Support contains 12 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 2 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2023-03-08 21:14:07] [INFO ] Computed 6 place invariants in 3 ms
[2023-03-08 21:14:07] [INFO ] Implicit Places using invariants in 41 ms returned [24, 25]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 42 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 46 ms. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 223 ms :[(OR (NOT p1) p0), (OR (NOT p1) p0), p0, (OR (NOT p1) p0), p0]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=p0, acceptance={0} source=2 dest: 1}, { cond=(NOT p0), acceptance={} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}, { cond=(AND p0 p1), acceptance={} source=3 dest: 4}], [{ cond=p0, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(AND (LT s12 1) (LT s13 1) (LT s14 1) (LT s15 1)), p1:(AND (OR (GEQ s8 1) (GEQ s9 1) (GEQ s10 1) (GEQ s11 1)) (OR (GEQ s16 1) (GEQ s17 1) (GEQ s18 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1391 reset in 127 ms.
Stack based approach found an accepted trace after 27 steps with 1 reset with depth 9 and stack size 9 in 0 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-02 finished in 416 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((F(!p0)||X(G(p1)))))))'
Support contains 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 3 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
[2023-03-08 21:14:08] [INFO ] Invariant cache hit.
[2023-03-08 21:14:08] [INFO ] Implicit Places using invariants in 38 ms returned [24, 25]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 0 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 236 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 1}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}]], initial=5, aps=[p0:(OR (GEQ s16 1) (GEQ s17 1) (GEQ s18 1) (GEQ s19 1)), p1:(OR (GEQ s4 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 25000 reset in 80 ms.
Product exploration explored 100000 steps with 25000 reset in 88 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) p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 97 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 222 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Finished random walk after 22 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=11 )
Knowledge obtained : [(AND (NOT p0) p1), true]
False Knowledge obtained : [(F p0), (F (AND p0 p1)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 2 factoid took 136 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 231 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 232 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 32 cols
[2023-03-08 21:14:09] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-08 21:14:09] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-08 21:14:09] [INFO ] Invariant cache hit.
[2023-03-08 21:14:09] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-08 21:14:09] [INFO ] Invariant cache hit.
[2023-03-08 21:14:09] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 100 ms. Remains : 32/32 places, 32/32 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) p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 81 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 213 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Finished random walk after 342 steps, including 0 resets, run visited all 3 properties in 3 ms. (steps per millisecond=114 )
Knowledge obtained : [(AND (NOT p0) p1), true]
False Knowledge obtained : [(F p0), (F (AND p0 p1)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 2 factoid took 149 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 225 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 229 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 244 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Product exploration explored 100000 steps with 25000 reset in 76 ms.
Product exploration explored 100000 steps with 25000 reset in 87 ms.
Applying partial POR strategy [true, false, true, false, false, false]
Stuttering acceptance computed with spot in 244 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 32 transition count 32
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 20 place count 24 transition count 24
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 1 with 8 rules applied. Total rules applied 28 place count 24 transition count 24
Deduced a syphon composed of 4 places in 0 ms
Applied a total of 28 rules in 9 ms. Remains 24 /32 variables (removed 8) and now considering 24/32 (removed 8) transitions.
[2023-03-08 21:14:11] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 24 rows 24 cols
[2023-03-08 21:14:11] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 21:14:11] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/32 places, 24/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 55 ms. Remains : 24/32 places, 24/32 transitions.
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 32/32 transitions.
Applied a total of 0 rules in 0 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 32 cols
[2023-03-08 21:14:11] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-08 21:14:11] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-08 21:14:11] [INFO ] Invariant cache hit.
[2023-03-08 21:14:11] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-03-08 21:14:11] [INFO ] Invariant cache hit.
[2023-03-08 21:14:11] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 101 ms. Remains : 32/32 places, 32/32 transitions.
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-03 finished in 3425 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||G(p1)))))'
Support contains 12 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 0 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 38 cols
[2023-03-08 21:14:11] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-08 21:14:11] [INFO ] Implicit Places using invariants in 36 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 36 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 36/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 36/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(AND p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(AND (LT s16 1) (LT s17 1) (LT s18 1) (LT s19 1)), p0:(OR (AND (GEQ s8 1) (GEQ s24 1)) (AND (GEQ s9 1) (GEQ s25 1)) (AND (GEQ s6 1) (GEQ s26 1)) (AND (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 128 ms.
Product exploration explored 100000 steps with 50000 reset in 117 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 (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p1 (NOT p0))
Knowledge based reduction with 5 factoid took 273 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DatabaseWithMutex-COL-02-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-04 finished in 654 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)||(p1&&G(p2)))))'
Support contains 16 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 1 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2023-03-08 21:14:12] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-08 21:14:12] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-08 21:14:12] [INFO ] Invariant cache hit.
[2023-03-08 21:14:12] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
[2023-03-08 21:14:12] [INFO ] Invariant cache hit.
[2023-03-08 21:14:12] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 34/38 places, 32/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 115 ms. Remains : 34/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 153 ms :[(NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p2), acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(OR (GEQ s28 1) (GEQ s29 1) (GEQ s26 1) (GEQ s27 1)), p1:(OR (AND (GEQ s7 1) (GEQ s33 1)) (AND (GEQ s6 1) (GEQ s32 1)) (AND (GEQ s6 1) (GEQ s30 1)) (AN...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 12700 reset in 98 ms.
Product exploration explored 100000 steps with 12726 reset in 82 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) p2), (X (NOT (AND (NOT p0) p1 p2))), (X (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 217 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Finished random walk after 6 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=6 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (AND (NOT p0) p1 p2))), (X (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (F p0)]
Knowledge based reduction with 4 factoid took 228 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 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
[2023-03-08 21:14:13] [INFO ] Invariant cache hit.
[2023-03-08 21:14:13] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-08 21:14:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 21:14:13] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-08 21:14:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 21:14:13] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-08 21:14:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 21:14:13] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2023-03-08 21:14:13] [INFO ] Computed and/alt/rep : 28/28/28 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-08 21:14:13] [INFO ] Added : 3 causal constraints over 1 iterations in 18 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 34 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 : 34/34 places, 32/32 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 28
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 30 transition count 28
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 8 place count 30 transition count 24
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 16 place count 26 transition count 24
Applied a total of 16 rules in 3 ms. Remains 26 /34 variables (removed 8) and now considering 24/32 (removed 8) transitions.
// Phase 1: matrix 24 rows 26 cols
[2023-03-08 21:14:13] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-08 21:14:13] [INFO ] Implicit Places using invariants in 49 ms returned []
[2023-03-08 21:14:13] [INFO ] Invariant cache hit.
[2023-03-08 21:14:13] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2023-03-08 21:14:13] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 21:14:13] [INFO ] Invariant cache hit.
[2023-03-08 21:14:13] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 26/34 places, 24/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 116 ms. Remains : 26/34 places, 24/32 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 98 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Finished random walk after 7 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=7 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 132 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 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
[2023-03-08 21:14:14] [INFO ] Invariant cache hit.
[2023-03-08 21:14:14] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-08 21:14:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 21:14:14] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-08 21:14:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 21:14:14] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-08 21:14:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 21:14:14] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-08 21:14:14] [INFO ] Computed and/alt/rep : 20/20/20 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-08 21:14:14] [INFO ] Added : 4 causal constraints over 1 iterations in 12 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Product exploration explored 100000 steps with 15421 reset in 89 ms.
Product exploration explored 100000 steps with 15416 reset in 72 ms.
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 24/24 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 26 transition count 20
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 22 transition count 20
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 16 place count 18 transition count 16
Applied a total of 16 rules in 3 ms. Remains 18 /26 variables (removed 8) and now considering 16/24 (removed 8) transitions.
// Phase 1: matrix 16 rows 18 cols
[2023-03-08 21:14:14] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-08 21:14:14] [INFO ] Implicit Places using invariants in 27 ms returned [8, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 28 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 16/26 places, 16/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 16 /16 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 33 ms. Remains : 16/26 places, 16/24 transitions.
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-05 finished in 2030 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||(!p1 U (G(!p1)||(!p1&&G(p2)))))))'
Support contains 12 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 2 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2023-03-08 21:14:14] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-08 21:14:14] [INFO ] Implicit Places using invariants in 26 ms returned [24, 25]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 27 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 0 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30 ms. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 339 ms :[true, (AND (NOT p0) p1), p1, (AND (NOT p0) p1), (NOT p0), (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=2 dest: 5}], [{ cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=3 dest: 2}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=3 dest: 3}, { cond=(AND p0 p1), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={} source=3 dest: 5}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=3 dest: 6}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p2) p1), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=5 dest: 2}, { cond=(AND p2 (NOT p1)), acceptance={} source=5 dest: 5}, { cond=(AND p2 p1), acceptance={} source=5 dest: 7}], [{ cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=6 dest: 0}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=6 dest: 2}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=6 dest: 3}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={} source=6 dest: 5}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=6 dest: 6}, { cond=(AND (NOT p0) p2 p1), acceptance={} source=6 dest: 7}, { cond=(AND p0 p2 p1), acceptance={} source=6 dest: 8}], [{ cond=(NOT p2), acceptance={} source=7 dest: 0}, { cond=p2, acceptance={} source=7 dest: 7}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=8 dest: 0}, { cond=(AND p0 (NOT p2)), acceptance={} source=8 dest: 4}, { cond=(AND (NOT p0) p2), acceptance={} source=8 dest: 7}, { cond=(AND p0 p2), acceptance={} source=8 dest: 8}]], initial=1, aps=[p1:(OR (GEQ s4 1) (GEQ s5 1)), p2:(AND (LT s12 1) (LT s13 1) (LT s14 1) (LT s15 1)), p0:(AND (OR (LT s7 1) (LT s31 1)) (OR (LT s6 1) (LT s30 1)) (OR (LT s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-06 finished in 389 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 10 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 1 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
[2023-03-08 21:14:14] [INFO ] Invariant cache hit.
[2023-03-08 21:14:14] [INFO ] Implicit Places using invariants in 34 ms returned [24, 25]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 36 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 0 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 75 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (OR (GEQ s12 1) (GEQ s13 1) (GEQ s14 1) (GEQ s15 1)) (OR (AND (GEQ s7 1) (GEQ s31 1)) (AND (GEQ s6 1) (GEQ s30 1)) (AND (GEQ s6 1) (GEQ s28 1)) (A...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-07 finished in 133 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 2 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
[2023-03-08 21:14:14] [INFO ] Invariant cache hit.
[2023-03-08 21:14:14] [INFO ] Implicit Places using invariants in 32 ms returned [24, 25]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-08 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 (GEQ s4 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 75 ms.
Product exploration explored 100000 steps with 50000 reset in 73 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 2 factoid took 92 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DatabaseWithMutex-COL-02-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-08 finished in 360 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (F(G(p2))||p1)))'
Support contains 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 34 transition count 24
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 20 place count 26 transition count 24
Applied a total of 20 rules in 7 ms. Remains 26 /38 variables (removed 12) and now considering 24/32 (removed 8) transitions.
// Phase 1: matrix 24 rows 26 cols
[2023-03-08 21:14:15] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-08 21:14:15] [INFO ] Implicit Places using invariants in 37 ms returned [16, 17]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 38 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 24/38 places, 24/32 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 24 transition count 20
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 20 transition count 20
Applied a total of 8 rules in 3 ms. Remains 20 /24 variables (removed 4) and now considering 20/24 (removed 4) transitions.
// Phase 1: matrix 20 rows 20 cols
[2023-03-08 21:14:15] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-08 21:14:15] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-08 21:14:15] [INFO ] Invariant cache hit.
[2023-03-08 21:14:15] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/38 places, 20/32 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 98 ms. Remains : 20/38 places, 20/32 transitions.
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p2 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p2) p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=p2, acceptance={} source=1 dest: 1}, { cond=(NOT p2), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(OR (GEQ s4 1) (GEQ s5 1) (GEQ s6 1) (GEQ s7 1)), p2:(OR (GEQ s4 1) (GEQ s5 1) (GEQ s6 1) (GEQ s7 1)), p0:(OR (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1 reset in 81 ms.
Stack based approach found an accepted trace after 16 steps with 0 reset with depth 17 and stack size 17 in 0 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-11 finished in 269 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&G(F(!p1)))))'
Support contains 14 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 38 /38 variables (removed 0) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 38 cols
[2023-03-08 21:14:15] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-08 21:14:15] [INFO ] Implicit Places using invariants in 34 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 35 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 36/38 places, 32/32 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 36/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 148 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), true, p1, p1]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}, { cond=p0, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={0} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (GEQ s30 1) (GEQ s31 1) (GEQ s28 1) (GEQ s29 1) (GEQ s4 1) (GEQ s5 1) (AND (GEQ s8 1) (GEQ s24 1)) (AND (GEQ s9 1) (GEQ s25 1)) (AND (GEQ s6 1) (GE...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 5463 reset in 103 ms.
Stack based approach found an accepted trace after 7591 steps with 417 reset with depth 22 and stack size 22 in 8 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-12 finished in 318 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 10 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 1 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2023-03-08 21:14:15] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-08 21:14:15] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-08 21:14:15] [INFO ] Invariant cache hit.
[2023-03-08 21:14:15] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2023-03-08 21:14:15] [INFO ] Invariant cache hit.
[2023-03-08 21:14:15] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 34/38 places, 32/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 107 ms. Remains : 34/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (AND (GEQ s3 1) (GEQ s25 1)) (AND (GEQ s0 1) (GEQ s24 1)) (AND (GEQ s1 1) (GEQ s24 1)) (AND (GEQ s2 1) (GEQ s25 1))) (OR (GEQ s8 1) (GEQ s9 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 3272 reset in 98 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA DatabaseWithMutex-COL-02-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-13 finished in 303 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))||((p1 U !p2)&&X((G(p2)||(F(p1)&&p3))))))'
Support contains 14 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 1 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
[2023-03-08 21:14:16] [INFO ] Invariant cache hit.
[2023-03-08 21:14:16] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-08 21:14:16] [INFO ] Invariant cache hit.
[2023-03-08 21:14:16] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2023-03-08 21:14:16] [INFO ] Invariant cache hit.
[2023-03-08 21:14:16] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 34/38 places, 32/32 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 89 ms. Remains : 34/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 233 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) p2)), (NOT p0), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1) (NOT p2))), (AND (NOT p0) p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(AND p2 (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(OR (NOT p2) p1), acceptance={} source=0 dest: 2}, { cond=(AND p2 p1), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) (NOT p0) (NOT p3)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p2) (NOT p1) (NOT p0) p3), acceptance={} source=2 dest: 4}, { cond=(AND p2 (NOT p0) (NOT p3)), acceptance={} source=2 dest: 5}, { cond=(AND p2 (NOT p1) (NOT p0) p3), acceptance={} source=2 dest: 6}], [{ cond=(AND p2 (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 1}, { cond=(AND p2 p1 (NOT p0)), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=5 dest: 1}, { cond=(AND p2 (NOT p0)), acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=6 dest: 4}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=6 dest: 6}]], initial=0, aps=[p2:(AND (LT s12 1) (LT s13 1) (LT s14 1) (LT s15 1)), p1:(OR (AND (GEQ s3 1) (GEQ s25 1)) (AND (GEQ s0 1) (GEQ s24 1)) (AND (GEQ s1 1) (GEQ s24 1)) (AND (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 12729 reset in 75 ms.
Product exploration explored 100000 steps with 12725 reset in 83 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 p2 (NOT p1) (NOT p0) p3), (X (AND p2 (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0) p3))), (X (AND p2 (NOT p1) (NOT p0) p3)), (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))), (X (NOT (AND p2 (NOT p0) (NOT p3)))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p2 p1 (NOT p0)))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p1) (NOT p0)))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (AND p2 (NOT p0)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))))]
Knowledge based reduction with 11 factoid took 567 ms. Reduced automaton from 7 states, 15 edges and 4 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Finished random walk after 6 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=6 )
Knowledge obtained : [(AND p2 (NOT p1) (NOT p0) p3), (X (AND p2 (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0) p3))), (X (AND p2 (NOT p1) (NOT p0) p3)), (X (NOT (AND (NOT p2) (NOT p0) (NOT p3)))), (X (NOT (AND p2 (NOT p0) (NOT p3)))), (X (X (NOT p0))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p2 p1 (NOT p0)))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p1) (NOT p0)))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (AND p2 (NOT p0)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (F p0)]
Knowledge based reduction with 11 factoid took 495 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)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
[2023-03-08 21:14:17] [INFO ] Invariant cache hit.
[2023-03-08 21:14:17] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-08 21:14:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 21:14:17] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-08 21:14:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 21:14:17] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-08 21:14:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 21:14:17] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-03-08 21:14:17] [INFO ] Computed and/alt/rep : 28/28/28 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-08 21:14:17] [INFO ] Added : 3 causal constraints over 1 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 34 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 : 34/34 places, 32/32 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 28
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 30 transition count 28
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 16 place count 26 transition count 24
Applied a total of 16 rules in 4 ms. Remains 26 /34 variables (removed 8) and now considering 24/32 (removed 8) transitions.
// Phase 1: matrix 24 rows 26 cols
[2023-03-08 21:14:17] [INFO ] Computed 6 place invariants in 3 ms
[2023-03-08 21:14:17] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-08 21:14:17] [INFO ] Invariant cache hit.
[2023-03-08 21:14:18] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-08 21:14:18] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-08 21:14:18] [INFO ] Invariant cache hit.
[2023-03-08 21:14:18] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 26/34 places, 24/32 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 104 ms. Remains : 26/34 places, 24/32 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 121 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 27 ms :[(NOT p0)]
Finished random walk after 6 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=6 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 96 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 26 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
[2023-03-08 21:14:18] [INFO ] Invariant cache hit.
[2023-03-08 21:14:18] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-08 21:14:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 21:14:18] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-08 21:14:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-08 21:14:18] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-08 21:14:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-08 21:14:18] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-03-08 21:14:18] [INFO ] Computed and/alt/rep : 20/20/20 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-08 21:14:18] [INFO ] Added : 3 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Product exploration explored 100000 steps with 12726 reset in 67 ms.
Product exploration explored 100000 steps with 12724 reset in 72 ms.
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 24/24 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 26 transition count 16
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 18 transition count 16
Applied a total of 16 rules in 2 ms. Remains 18 /26 variables (removed 8) and now considering 16/24 (removed 8) transitions.
// Phase 1: matrix 16 rows 18 cols
[2023-03-08 21:14:18] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-08 21:14:18] [INFO ] Implicit Places using invariants in 30 ms returned [8, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 31 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 16/26 places, 16/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 16 /16 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 35 ms. Remains : 16/26 places, 16/24 transitions.
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-14 finished in 2592 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 4 out of 38 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 38/38 places, 32/32 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 34 transition count 32
Applied a total of 4 rules in 1 ms. Remains 34 /38 variables (removed 4) and now considering 32/32 (removed 0) transitions.
// Phase 1: matrix 32 rows 34 cols
[2023-03-08 21:14:18] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-08 21:14:18] [INFO ] Implicit Places using invariants in 28 ms returned [24, 25]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 29 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 32/38 places, 32/32 transitions.
Applied a total of 0 rules in 0 ms. Remains 32 /32 variables (removed 0) and now considering 32/32 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 32 ms. Remains : 32/38 places, 32/32 transitions.
Stuttering acceptance computed with spot in 50 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-COL-02-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (LT s12 1) (LT s13 1) (LT s14 1) (LT s15 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 50000 reset in 67 ms.
Product exploration explored 100000 steps with 50000 reset in 75 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 2 factoid took 70 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DatabaseWithMutex-COL-02-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-COL-02-LTLFireability-15 finished in 309 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((F(!p0)||X(G(p1)))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||(p1&&G(p2)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))||((p1 U !p2)&&X((G(p2)||(F(p1)&&p3))))))'
[2023-03-08 21:14:19] [INFO ] Flatten gal took : 3 ms
[2023-03-08 21:14:19] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-08 21:14:19] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 38 places, 32 transitions and 88 arcs took 1 ms.
Total runtime 14274 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT DatabaseWithMutex-COL-02
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/367
LTLFireability

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

FORMULA DatabaseWithMutex-COL-02-LTLFireability-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA DatabaseWithMutex-COL-02-LTLFireability-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678310060502

--------------------
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/367/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/367/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/367/LTLFireability.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 DatabaseWithMutex-COL-02-LTLFireability-03
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for DatabaseWithMutex-COL-02-LTLFireability-03
lola: result : true
lola: markings : 25
lola: fired transitions : 36
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 7 (type EXCL) for 6 DatabaseWithMutex-COL-02-LTLFireability-14
lola: time limit : 1800 sec
lola: memory limit: 32 pages
lola: FINISHED task # 7 (type EXCL) for DatabaseWithMutex-COL-02-LTLFireability-14
lola: result : true
lola: markings : 227
lola: fired transitions : 364
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 4 (type EXCL) for 3 DatabaseWithMutex-COL-02-LTLFireability-05
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 4 (type EXCL) for DatabaseWithMutex-COL-02-LTLFireability-05
lola: result : true
lola: markings : 173
lola: fired transitions : 296
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
DatabaseWithMutex-COL-02-LTLFireability-03: LTL true LTL model checker
DatabaseWithMutex-COL-02-LTLFireability-05: LTL true LTL model checker
DatabaseWithMutex-COL-02-LTLFireability-14: LTL true LTL model checker


Time elapsed: 0 secs. Pages in use: 1

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DatabaseWithMutex-COL-02"
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 DatabaseWithMutex-COL-02, 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 r103-tall-167814479101020"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-COL-02.tgz
mv DatabaseWithMutex-COL-02 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 ;