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.r073-smll-167814399200147.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 ltsminxred
Input is CircularTrains-PT-012, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r073-smll-167814399200147
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 6.7K Feb 26 04:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 26 04:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 26 04:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 26 04:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 15:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 15:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 15:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 04:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K Feb 26 04:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Feb 26 04:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Feb 26 04:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 9.2K 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 CircularTrains-PT-012-LTLCardinality-00
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-01
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-02
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-03
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-04
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-05
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-06
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-07
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-08
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-09
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-10
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-11
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-12
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-13
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-14
FORMULA_NAME CircularTrains-PT-012-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678292846236

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CircularTrains-PT-012
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-08 16:27:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-08 16:27:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 16:27:29] [INFO ] Load time of PNML (sax parser for PT used): 32 ms
[2023-03-08 16:27:29] [INFO ] Transformed 24 places.
[2023-03-08 16:27:29] [INFO ] Transformed 12 transitions.
[2023-03-08 16:27:29] [INFO ] Parsed PT model containing 24 places and 12 transitions and 48 arcs in 165 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA CircularTrains-PT-012-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CircularTrains-PT-012-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CircularTrains-PT-012-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CircularTrains-PT-012-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CircularTrains-PT-012-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 12/12 transitions.
Applied a total of 0 rules in 14 ms. Remains 24 /24 variables (removed 0) and now considering 12/12 (removed 0) transitions.
// Phase 1: matrix 12 rows 24 cols
[2023-03-08 16:27:29] [INFO ] Computed 13 place invariants in 7 ms
[2023-03-08 16:27:29] [INFO ] Implicit Places using invariants in 304 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 368 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/24 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 384 ms. Remains : 23/24 places, 12/12 transitions.
Support contains 19 out of 23 places after structural reductions.
[2023-03-08 16:27:30] [INFO ] Flatten gal took : 23 ms
[2023-03-08 16:27:30] [INFO ] Flatten gal took : 6 ms
[2023-03-08 16:27:30] [INFO ] Input system was already deterministic with 12 transitions.
Support contains 18 out of 23 places (down from 19) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 461 ms. (steps per millisecond=21 ) properties (out of 24) seen :19
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 12 rows 23 cols
[2023-03-08 16:27:31] [INFO ] Computed 12 place invariants in 5 ms
[2023-03-08 16:27:31] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-08 16:27:31] [INFO ] [Real]Absence check using 5 positive and 7 generalized place invariants in 3 ms returned sat
[2023-03-08 16:27:31] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :5 sat :0
Fused 5 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
Successfully simplified 5 atomic propositions for a total of 11 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' '!(G(F(p0)))'
Support contains 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 23 transition count 11
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 11
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 21 transition count 10
Applied a total of 4 rules in 25 ms. Remains 21 /23 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 21 cols
[2023-03-08 16:27:31] [INFO ] Computed 12 place invariants in 2 ms
[2023-03-08 16:27:31] [INFO ] Implicit Places using invariants in 118 ms returned [5, 17, 18]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 119 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/23 places, 10/12 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 18 transition count 8
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 16 transition count 8
Applied a total of 4 rules in 6 ms. Remains 16 /18 variables (removed 2) and now considering 8/10 (removed 2) transitions.
// Phase 1: matrix 8 rows 16 cols
[2023-03-08 16:27:31] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-08 16:27:31] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-08 16:27:31] [INFO ] Invariant cache hit.
[2023-03-08 16:27:31] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 119 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/23 places, 8/12 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 270 ms. Remains : 16/23 places, 8/12 transitions.
Stuttering acceptance computed with spot in 260 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-00 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:(LEQ s0 s4)], 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 4243 reset in 384 ms.
Product exploration explored 100000 steps with 4281 reset in 246 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 157 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 127 ms :[(NOT p0), (NOT p0)]
Finished random walk after 8 steps, including 0 resets, run visited all 1 properties in 2 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 168 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 77 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 16 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 16/16 places, 8/8 transitions.
Applied a total of 0 rules in 2 ms. Remains 16 /16 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-08 16:27:33] [INFO ] Invariant cache hit.
[2023-03-08 16:27:33] [INFO ] Implicit Places using invariants in 46 ms returned []
[2023-03-08 16:27:33] [INFO ] Invariant cache hit.
[2023-03-08 16:27:33] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
[2023-03-08 16:27:33] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 16:27:33] [INFO ] Invariant cache hit.
[2023-03-08 16:27:33] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 163 ms. Remains : 16/16 places, 8/8 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 121 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 75 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 145 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 78 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 4235 reset in 124 ms.
Product exploration explored 100000 steps with 4156 reset in 322 ms.
Support contains 2 out of 16 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 16/16 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 16 /16 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-08 16:27:34] [INFO ] Invariant cache hit.
[2023-03-08 16:27:34] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-08 16:27:34] [INFO ] Invariant cache hit.
[2023-03-08 16:27:34] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
[2023-03-08 16:27:34] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 16:27:34] [INFO ] Invariant cache hit.
[2023-03-08 16:27:34] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 304 ms. Remains : 16/16 places, 8/8 transitions.
Treatment of property CircularTrains-PT-012-LTLCardinality-00 finished in 3432 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))'
Support contains 1 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 12/12 (removed 0) transitions.
// Phase 1: matrix 12 rows 23 cols
[2023-03-08 16:27:35] [INFO ] Computed 12 place invariants in 4 ms
[2023-03-08 16:27:35] [INFO ] Implicit Places using invariants in 52 ms returned [5, 19, 20]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 53 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55 ms. Remains : 20/23 places, 12/12 transitions.
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-01 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}]], initial=1, aps=[p0:(LEQ 1 s4)], 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CircularTrains-PT-012-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-012-LTLCardinality-01 finished in 170 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) U X(p1))))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2023-03-08 16:27:35] [INFO ] Invariant cache hit.
[2023-03-08 16:27:35] [INFO ] Implicit Places using invariants in 70 ms returned [5, 19, 20]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 71 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 72 ms. Remains : 20/23 places, 12/12 transitions.
Stuttering acceptance computed with spot in 330 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-02 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=(NOT p1), acceptance={} source=2 dest: 4}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 4}, { cond=p0, acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(OR (GT s15 s18) (LEQ 1 s3)), p1:(LEQ s15 s18)], 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][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 29 steps with 5 reset in 0 ms.
FORMULA CircularTrains-PT-012-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-012-LTLCardinality-02 finished in 432 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 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2023-03-08 16:27:35] [INFO ] Invariant cache hit.
[2023-03-08 16:27:35] [INFO ] Implicit Places using invariants in 50 ms returned [19, 20]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 52 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/23 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54 ms. Remains : 21/23 places, 12/12 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ s5 s2)], 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 13727 reset in 191 ms.
Product exploration explored 100000 steps with 13758 reset in 203 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))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 157 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(NOT 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))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 173 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
// Phase 1: matrix 12 rows 21 cols
[2023-03-08 16:27:36] [INFO ] Computed 10 place invariants in 0 ms
[2023-03-08 16:27:36] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-08 16:27:36] [INFO ] [Real]Absence check using 7 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-08 16:27:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 16:27:36] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-03-08 16:27:36] [INFO ] Computed and/alt/rep : 8/12/8 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-08 16:27:36] [INFO ] Added : 5 causal constraints over 1 iterations in 23 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 12/12 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 10
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 19 transition count 10
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 19 transition count 9
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 18 transition count 9
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 17 transition count 8
Applied a total of 8 rules in 5 ms. Remains 17 /21 variables (removed 4) and now considering 8/12 (removed 4) transitions.
// Phase 1: matrix 8 rows 17 cols
[2023-03-08 16:27:36] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-08 16:27:36] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-08 16:27:36] [INFO ] Invariant cache hit.
[2023-03-08 16:27:36] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2023-03-08 16:27:36] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 16:27:36] [INFO ] Invariant cache hit.
[2023-03-08 16:27:36] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/21 places, 8/12 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 134 ms. Remains : 17/21 places, 8/12 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)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 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 37 ms :[(NOT p0)]
Finished random walk after 2 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 151 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
[2023-03-08 16:27:37] [INFO ] Invariant cache hit.
[2023-03-08 16:27:37] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-08 16:27:37] [INFO ] [Real]Absence check using 7 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-08 16:27:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 16:27:37] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-08 16:27:37] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-08 16:27:37] [INFO ] Added : 2 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Product exploration explored 100000 steps with 25802 reset in 115 ms.
Product exploration explored 100000 steps with 25658 reset in 129 ms.
Support contains 2 out of 17 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 17/17 places, 8/8 transitions.
Applied a total of 0 rules in 2 ms. Remains 17 /17 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-08 16:27:37] [INFO ] Invariant cache hit.
[2023-03-08 16:27:37] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-08 16:27:37] [INFO ] Invariant cache hit.
[2023-03-08 16:27:37] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
[2023-03-08 16:27:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 16:27:37] [INFO ] Invariant cache hit.
[2023-03-08 16:27:37] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 135 ms. Remains : 17/17 places, 8/8 transitions.
Treatment of property CircularTrains-PT-012-LTLCardinality-04 finished in 2167 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(p1)||p0)))'
Support contains 6 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 12/12 (removed 0) transitions.
// Phase 1: matrix 12 rows 23 cols
[2023-03-08 16:27:37] [INFO ] Computed 12 place invariants in 1 ms
[2023-03-08 16:27:37] [INFO ] Implicit Places using invariants in 50 ms returned [5, 19, 20]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 52 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54 ms. Remains : 20/23 places, 12/12 transitions.
Stuttering acceptance computed with spot in 136 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(LEQ s15 s1), p0:(OR (AND (LEQ s12 s9) (LEQ s15 s1) (LEQ s11 s7)) (AND (LEQ s12 s9) (LEQ s11 s7)))], 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 7 steps with 0 reset in 1 ms.
FORMULA CircularTrains-PT-012-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-012-LTLCardinality-05 finished in 224 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 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2023-03-08 16:27:38] [INFO ] Invariant cache hit.
[2023-03-08 16:27:38] [INFO ] Implicit Places using invariants in 58 ms returned [5, 19, 20]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 69 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 71 ms. Remains : 20/23 places, 12/12 transitions.
Stuttering acceptance computed with spot in 121 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(GT s0 s4)], 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 CircularTrains-PT-012-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-012-LTLCardinality-06 finished in 211 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))||(p0 U (p1 U X(G(p2))))))'
Support contains 6 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2023-03-08 16:27:38] [INFO ] Invariant cache hit.
[2023-03-08 16:27:38] [INFO ] Implicit Places using invariants in 55 ms returned [5, 20]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 57 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/23 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61 ms. Remains : 21/23 places, 12/12 transitions.
Stuttering acceptance computed with spot in 303 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true, (NOT p0), (NOT p2), (NOT p2)]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 3}], [{ cond=(AND p0 p2), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 4}, { cond=(AND p0 (NOT p2)), acceptance={} source=1 dest: 5}, { cond=(AND (NOT p0) p2), acceptance={} source=1 dest: 6}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 6}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 7}], [{ cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 1}, { cond=(AND p1 p0), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 6}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 7}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 4}, { cond=p0, acceptance={} source=5 dest: 5}], [{ cond=(NOT p2), acceptance={} source=6 dest: 4}, { cond=p2, acceptance={} source=6 dest: 6}], [{ cond=(NOT p1), acceptance={} source=7 dest: 6}, { cond=(AND p1 p2), acceptance={} source=7 dest: 7}, { cond=(AND p1 (NOT p2)), acceptance={0} source=7 dest: 7}]], initial=0, aps=[p1:(LEQ s12 s13), p0:(LEQ s18 s2), p2:(LEQ s19 s5)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA CircularTrains-PT-012-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-012-LTLCardinality-07 finished in 392 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 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2023-03-08 16:27:38] [INFO ] Invariant cache hit.
[2023-03-08 16:27:38] [INFO ] Implicit Places using invariants in 55 ms returned [5, 19, 20]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 56 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 59 ms. Remains : 20/23 places, 12/12 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-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:(LEQ s1 s5)], 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 86 ms.
Product exploration explored 100000 steps with 50000 reset in 85 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 : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 72 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CircularTrains-PT-012-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CircularTrains-PT-012-LTLCardinality-08 finished in 406 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((p0||F(p1))) U p2))'
Support contains 5 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 11
Applied a total of 2 rules in 4 ms. Remains 22 /23 variables (removed 1) and now considering 11/12 (removed 1) transitions.
// Phase 1: matrix 11 rows 22 cols
[2023-03-08 16:27:39] [INFO ] Computed 12 place invariants in 1 ms
[2023-03-08 16:27:39] [INFO ] Implicit Places using invariants in 39 ms returned [18, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/23 places, 11/12 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 19 transition count 10
Applied a total of 2 rules in 3 ms. Remains 19 /20 variables (removed 1) and now considering 10/11 (removed 1) transitions.
// Phase 1: matrix 10 rows 19 cols
[2023-03-08 16:27:39] [INFO ] Computed 10 place invariants in 0 ms
[2023-03-08 16:27:39] [INFO ] Implicit Places using invariants in 60 ms returned []
[2023-03-08 16:27:39] [INFO ] Invariant cache hit.
[2023-03-08 16:27:39] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 19/23 places, 10/12 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 148 ms. Remains : 19/23 places, 10/12 transitions.
Stuttering acceptance computed with spot in 130 ms :[(NOT p2), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 1}, { cond=(NOT p2), acceptance={0} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}]], initial=0, aps=[p2:(LEQ s2 s9), p0:(AND (LEQ s2 s9) (GT s18 s13)), p1:(LEQ 2 s4)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 10745 reset in 121 ms.
Stack based approach found an accepted trace after 110 steps with 12 reset with depth 25 and stack size 25 in 0 ms.
FORMULA CircularTrains-PT-012-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property CircularTrains-PT-012-LTLCardinality-11 finished in 417 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&G(p1))))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 23 transition count 11
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 11
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 21 transition count 10
Applied a total of 4 rules in 4 ms. Remains 21 /23 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 21 cols
[2023-03-08 16:27:39] [INFO ] Computed 12 place invariants in 1 ms
[2023-03-08 16:27:39] [INFO ] Implicit Places using invariants in 47 ms returned [5, 17, 18]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 49 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/23 places, 10/12 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 18 transition count 9
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 17 transition count 9
Applied a total of 2 rules in 3 ms. Remains 17 /18 variables (removed 1) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 17 cols
[2023-03-08 16:27:39] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-08 16:27:39] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-08 16:27:39] [INFO ] Invariant cache hit.
[2023-03-08 16:27:39] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 17/23 places, 9/12 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 155 ms. Remains : 17/23 places, 9/12 transitions.
Stuttering acceptance computed with spot in 91 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}]], initial=0, aps=[p0:(GT s10 s16), p1:(GT s10 s6)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 118 ms.
Stack based approach found an accepted trace after 19 steps with 0 reset with depth 20 and stack size 20 in 0 ms.
FORMULA CircularTrains-PT-012-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property CircularTrains-PT-012-LTLCardinality-13 finished in 380 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(p1) U p2) U G(p1))))'
Support contains 5 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Applied a total of 0 rules in 5 ms. Remains 23 /23 variables (removed 0) and now considering 12/12 (removed 0) transitions.
// Phase 1: matrix 12 rows 23 cols
[2023-03-08 16:27:39] [INFO ] Computed 12 place invariants in 1 ms
[2023-03-08 16:27:39] [INFO ] Implicit Places using invariants in 46 ms returned [5, 19, 20]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 47 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/23 places, 12/12 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 20 transition count 11
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 19 transition count 11
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 19 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 18 transition count 10
Applied a total of 4 rules in 3 ms. Remains 18 /20 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 18 cols
[2023-03-08 16:27:39] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-08 16:27:39] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-08 16:27:39] [INFO ] Invariant cache hit.
[2023-03-08 16:27:39] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/23 places, 10/12 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 137 ms. Remains : 18/23 places, 10/12 transitions.
Stuttering acceptance computed with spot in 255 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 1}, { cond=(NOT p1), acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=5 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=5 dest: 4}, { cond=(AND p1 (NOT p2)), acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(LEQ s13 s17), p1:(LEQ s12 s9), p2:(LEQ 1 s2)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null, null][true, true, true, true, true, true]]
Product exploration explored 100000 steps with 5257 reset in 131 ms.
Product exploration explored 100000 steps with 5142 reset in 152 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 p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
Knowledge based reduction with 10 factoid took 772 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter insensitive) to 6 states, 16 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 256 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 193 ms. (steps per millisecond=51 ) properties (out of 8) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 16:27:41] [INFO ] Invariant cache hit.
[2023-03-08 16:27:41] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 16:27:41] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-08 16:27:41] [INFO ] [Nat]Absence check using 7 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-08 16:27:41] [INFO ] After 48ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (G (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (G (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p2))), (F (AND (NOT p0) p1 (NOT p2))), (F (NOT p1)), (F (AND (NOT p1) (NOT p2))), (F (AND p1 (NOT p2)))]
Knowledge based reduction with 12 factoid took 1024 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter insensitive) to 3 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 170 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2))]
Support contains 5 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-08 16:27:43] [INFO ] Invariant cache hit.
[2023-03-08 16:27:43] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-08 16:27:43] [INFO ] Invariant cache hit.
[2023-03-08 16:27:43] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
[2023-03-08 16:27:43] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 16:27:43] [INFO ] Invariant cache hit.
[2023-03-08 16:27:43] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 143 ms. Remains : 18/18 places, 10/10 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 p2 p1 (NOT p0)), (X (NOT (AND (NOT p2) p1))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) p1))))]
Knowledge based reduction with 4 factoid took 222 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter insensitive) to 3 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 134 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2))]
Finished random walk after 16 steps, including 0 resets, run visited all 3 properties in 1 ms. (steps per millisecond=16 )
Knowledge obtained : [(AND p2 p1 (NOT p0)), (X (NOT (AND (NOT p2) p1))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) p1)))), (F (AND (NOT p1) (NOT p2))), (F (AND p1 (NOT p2))), (F (AND (NOT p0) (NOT p2)))]
Knowledge based reduction with 4 factoid took 299 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter insensitive) to 3 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 127 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 122 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 5339 reset in 114 ms.
Product exploration explored 100000 steps with 5445 reset in 155 ms.
Support contains 5 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-08 16:27:44] [INFO ] Invariant cache hit.
[2023-03-08 16:27:44] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-08 16:27:44] [INFO ] Invariant cache hit.
[2023-03-08 16:27:44] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
[2023-03-08 16:27:44] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 16:27:44] [INFO ] Invariant cache hit.
[2023-03-08 16:27:44] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 136 ms. Remains : 18/18 places, 10/10 transitions.
Treatment of property CircularTrains-PT-012-LTLCardinality-15 finished in 5133 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(p0)))'
Found a Shortening insensitive property : CircularTrains-PT-012-LTLCardinality-04
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 23/23 places, 12/12 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 23 transition count 11
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 11
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 21 transition count 10
Applied a total of 4 rules in 4 ms. Remains 21 /23 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 21 cols
[2023-03-08 16:27:45] [INFO ] Computed 12 place invariants in 1 ms
[2023-03-08 16:27:45] [INFO ] Implicit Places using invariants in 46 ms returned [17, 18]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 57 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 19/23 places, 10/12 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 19 transition count 9
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 18 transition count 9
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 17 transition count 8
Applied a total of 4 rules in 2 ms. Remains 17 /19 variables (removed 2) and now considering 8/10 (removed 2) transitions.
// Phase 1: matrix 8 rows 17 cols
[2023-03-08 16:27:45] [INFO ] Computed 10 place invariants in 0 ms
[2023-03-08 16:27:45] [INFO ] Implicit Places using invariants in 69 ms returned []
[2023-03-08 16:27:45] [INFO ] Invariant cache hit.
[2023-03-08 16:27:45] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 17/23 places, 8/12 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 224 ms. Remains : 17/23 places, 8/12 transitions.
Running random walk in product with property : CircularTrains-PT-012-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ s4 s1)], 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 25793 reset in 148 ms.
Product exploration explored 100000 steps with 25725 reset in 216 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)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 278 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 74 ms :[(NOT p0)]
Finished random walk after 2 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 147 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 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
[2023-03-08 16:27:46] [INFO ] Invariant cache hit.
[2023-03-08 16:27:46] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-08 16:27:46] [INFO ] [Real]Absence check using 7 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-08 16:27:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 16:27:46] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-08 16:27:46] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-08 16:27:46] [INFO ] Added : 2 causal constraints over 1 iterations in 19 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 17 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 17/17 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 17 /17 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-08 16:27:46] [INFO ] Invariant cache hit.
[2023-03-08 16:27:46] [INFO ] Implicit Places using invariants in 68 ms returned []
[2023-03-08 16:27:46] [INFO ] Invariant cache hit.
[2023-03-08 16:27:46] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 175 ms to find 0 implicit places.
[2023-03-08 16:27:46] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 16:27:46] [INFO ] Invariant cache hit.
[2023-03-08 16:27:46] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 227 ms. Remains : 17/17 places, 8/8 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)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 239 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Finished random walk after 2 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 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 55 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
[2023-03-08 16:27:47] [INFO ] Invariant cache hit.
[2023-03-08 16:27:47] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-08 16:27:47] [INFO ] [Real]Absence check using 7 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-08 16:27:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 16:27:47] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-08 16:27:47] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-08 16:27:47] [INFO ] Added : 2 causal constraints over 1 iterations in 12 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Product exploration explored 100000 steps with 25776 reset in 107 ms.
Product exploration explored 100000 steps with 25782 reset in 117 ms.
Support contains 2 out of 17 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 17/17 places, 8/8 transitions.
Applied a total of 0 rules in 17 ms. Remains 17 /17 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-08 16:27:47] [INFO ] Invariant cache hit.
[2023-03-08 16:27:47] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-08 16:27:47] [INFO ] Invariant cache hit.
[2023-03-08 16:27:48] [INFO ] Implicit Places using invariants and state equation in 546 ms returned []
Implicit Place search using SMT with State Equation took 644 ms to find 0 implicit places.
[2023-03-08 16:27:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 16:27:48] [INFO ] Invariant cache hit.
[2023-03-08 16:27:48] [INFO ] Dead Transitions using invariants and state equation in 60 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 765 ms. Remains : 17/17 places, 8/8 transitions.
Treatment of property CircularTrains-PT-012-LTLCardinality-04 finished in 3433 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(p1) U p2) U G(p1))))'
[2023-03-08 16:27:48] [INFO ] Flatten gal took : 7 ms
[2023-03-08 16:27:48] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2023-03-08 16:27:48] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 23 places, 12 transitions and 46 arcs took 0 ms.
Total runtime 19567 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1412/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1412/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1412/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : CircularTrains-PT-012-LTLCardinality-00
Could not compute solution for formula : CircularTrains-PT-012-LTLCardinality-04
Could not compute solution for formula : CircularTrains-PT-012-LTLCardinality-15

BK_STOP 1678292870196

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name CircularTrains-PT-012-LTLCardinality-00
ltl formula formula --ltl=/tmp/1412/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 23 places, 12 transitions and 46 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1412/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1412/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1412/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1412/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
ltl formula name CircularTrains-PT-012-LTLCardinality-04
ltl formula formula --ltl=/tmp/1412/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 23 places, 12 transitions and 46 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1412/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1412/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1412/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1412/ltl_1_
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name CircularTrains-PT-012-LTLCardinality-15
ltl formula formula --ltl=/tmp/1412/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 23 places, 12 transitions and 46 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1412/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1412/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1412/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1412/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 7 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

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

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="CircularTrains-PT-012"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is CircularTrains-PT-012, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r073-smll-167814399200147"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-012.tgz
mv CircularTrains-PT-012 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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