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.r169-tall-167838855900443.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 ltsminxred
Input is FlexibleBarrier-PT-04a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-tall-167838855900443
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 6.7K Feb 25 12:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 12:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 12:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 25 12:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 12:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Feb 25 12:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 25 12:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Feb 25 12:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:06 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 23K 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 FlexibleBarrier-PT-04a-LTLCardinality-00
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-01
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-02
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-03
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-04
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-05
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-06
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-07
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-08
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-09
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-10
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-11
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-12
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-13
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-14
FORMULA_NAME FlexibleBarrier-PT-04a-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678549885200

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=FlexibleBarrier-PT-04a
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 15:51:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-11 15:51:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 15:51:27] [INFO ] Load time of PNML (sax parser for PT used): 37 ms
[2023-03-11 15:51:27] [INFO ] Transformed 51 places.
[2023-03-11 15:51:27] [INFO ] Transformed 88 transitions.
[2023-03-11 15:51:27] [INFO ] Found NUPN structural information;
[2023-03-11 15:51:27] [INFO ] Parsed PT model containing 51 places and 88 transitions and 309 arcs in 102 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 10 transitions
Reduce redundant transitions removed 10 transitions.
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 27 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 78/78 transitions.
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 51 transition count 74
Applied a total of 4 rules in 12 ms. Remains 51 /51 variables (removed 0) and now considering 74/78 (removed 4) transitions.
// Phase 1: matrix 74 rows 51 cols
[2023-03-11 15:51:27] [INFO ] Computed 6 place invariants in 7 ms
[2023-03-11 15:51:27] [INFO ] Implicit Places using invariants in 163 ms returned [49, 50]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 195 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 49/51 places, 74/78 transitions.
Applied a total of 0 rules in 1 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 209 ms. Remains : 49/51 places, 74/78 transitions.
Support contains 27 out of 49 places after structural reductions.
[2023-03-11 15:51:27] [INFO ] Flatten gal took : 23 ms
[2023-03-11 15:51:27] [INFO ] Flatten gal took : 8 ms
[2023-03-11 15:51:27] [INFO ] Input system was already deterministic with 74 transitions.
Finished random walk after 258 steps, including 0 resets, run visited all 24 properties in 32 ms. (steps per millisecond=8 )
Computed a total of 1 stabilizing places and 1 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) U (!p1&&X(X(X(G(p1)))))))'
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 1 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
// Phase 1: matrix 74 rows 49 cols
[2023-03-11 15:51:28] [INFO ] Computed 4 place invariants in 3 ms
[2023-03-11 15:51:28] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-11 15:51:28] [INFO ] Invariant cache hit.
[2023-03-11 15:51:28] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
[2023-03-11 15:51:28] [INFO ] Invariant cache hit.
[2023-03-11 15:51:28] [INFO ] Dead Transitions using invariants and state equation in 63 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 200 ms. Remains : 49/49 places, 74/74 transitions.
Stuttering acceptance computed with spot in 875 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1), true, (NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}, { cond=p1, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=(NOT p1), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=(NOT p0), acceptance={} source=2 dest: 5}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=(NOT p1), acceptance={0} source=3 dest: 7}, { cond=p1, acceptance={} source=3 dest: 8}, { cond=p1, acceptance={0} source=3 dest: 9}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=true, acceptance={} source=5 dest: 6}], [{ cond=(NOT p1), acceptance={} source=6 dest: 4}, { cond=p1, acceptance={} source=6 dest: 6}], [{ cond=(NOT p1), acceptance={} source=7 dest: 2}, { cond=p1, acceptance={} source=7 dest: 8}, { cond=(NOT p1), acceptance={0} source=7 dest: 10}, { cond=p1, acceptance={0} source=7 dest: 11}], [{ cond=(NOT p0), acceptance={} source=8 dest: 6}], [{ cond=(NOT p1), acceptance={} source=9 dest: 2}, { cond=(NOT p1), acceptance={0} source=9 dest: 12}, { cond=p1, acceptance={0} source=9 dest: 13}], [{ cond=(NOT p1), acceptance={} source=10 dest: 2}, { cond=p1, acceptance={} source=10 dest: 8}, { cond=(NOT p1), acceptance={0} source=10 dest: 10}, { cond=p1, acceptance={} source=10 dest: 11}], [{ cond=(NOT p1), acceptance={} source=11 dest: 2}, { cond=(NOT p1), acceptance={0} source=11 dest: 12}, { cond=p1, acceptance={} source=11 dest: 13}], [{ cond=(NOT p1), acceptance={} source=12 dest: 2}, { cond=(NOT p1), acceptance={0} source=12 dest: 7}, { cond=p1, acceptance={} source=12 dest: 8}, { cond=p1, acceptance={} source=12 dest: 11}], [{ cond=(AND (NOT p1) p0), acceptance={} source=13 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=13 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=13 dest: 4}, { cond=(AND p1 (NOT p0)), acceptance={} source=13 dest: 6}, { cond=(AND p1 p0), acceptance={} source=13 dest: 13}]], initial=0, aps=[p1:(OR (EQ s30 0) (EQ s5 1)), p0:(OR (EQ s13 0) (EQ s44 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 33376 reset in 223 ms.
Stack based approach found an accepted trace after 304 steps with 106 reset with depth 6 and stack size 6 in 1 ms.
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-00 finished in 1372 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 3 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 4 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2023-03-11 15:51:29] [INFO ] Invariant cache hit.
[2023-03-11 15:51:29] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-11 15:51:29] [INFO ] Invariant cache hit.
[2023-03-11 15:51:29] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
[2023-03-11 15:51:29] [INFO ] Invariant cache hit.
[2023-03-11 15:51:29] [INFO ] Dead Transitions using invariants and state equation in 76 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 184 ms. Remains : 49/49 places, 74/74 transitions.
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(EQ s42 0), p1:(AND (EQ s47 0) (EQ s10 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 128 ms.
Product exploration explored 100000 steps with 50000 reset in 139 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), true, (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 5 factoid took 107 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-02 finished in 755 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 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 4 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2023-03-11 15:51:30] [INFO ] Invariant cache hit.
[2023-03-11 15:51:30] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-11 15:51:30] [INFO ] Invariant cache hit.
[2023-03-11 15:51:30] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-11 15:51:30] [INFO ] Invariant cache hit.
[2023-03-11 15:51:30] [INFO ] Dead Transitions using invariants and state equation in 78 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 167 ms. Remains : 49/49 places, 74/74 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-03 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 (EQ s12 0) (EQ 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 18964 reset in 123 ms.
Stack based approach found an accepted trace after 33 steps with 7 reset with depth 4 and stack size 4 in 0 ms.
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-03 finished in 379 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 49 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Graph (trivial) has 58 edges and 49 vertex of which 42 / 49 are part of one of the 4 SCC in 3 ms
Free SCC test removed 38 places
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 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 9 rules applied. Total rules applied 10 place count 8 transition count 13
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 12 place count 7 transition count 12
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 13 place count 6 transition count 12
Drop transitions removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 3 with 5 rules applied. Total rules applied 18 place count 6 transition count 7
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 19 place count 6 transition count 6
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 20 place count 5 transition count 6
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 20 place count 5 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 22 place count 4 transition count 5
Applied a total of 22 rules in 14 ms. Remains 4 /49 variables (removed 45) and now considering 5/74 (removed 69) transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-11 15:51:30] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-11 15:51:30] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-11 15:51:30] [INFO ] Invariant cache hit.
[2023-03-11 15:51:30] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-11 15:51:30] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-11 15:51:30] [INFO ] Invariant cache hit.
[2023-03-11 15:51:30] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/49 places, 5/74 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 93 ms. Remains : 4/49 places, 5/74 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-05 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:(OR (EQ s0 0) (EQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-05 finished in 188 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)||(F(((p0&&G(p2))||p1))&&F(p3)))))'
Support contains 6 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
// Phase 1: matrix 74 rows 49 cols
[2023-03-11 15:51:30] [INFO ] Computed 4 place invariants in 4 ms
[2023-03-11 15:51:30] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-11 15:51:30] [INFO ] Invariant cache hit.
[2023-03-11 15:51:30] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-03-11 15:51:30] [INFO ] Invariant cache hit.
[2023-03-11 15:51:31] [INFO ] Dead Transitions using invariants and state equation in 47 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 133 ms. Remains : 49/49 places, 74/74 transitions.
Stuttering acceptance computed with spot in 433 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (NOT p3), (AND (NOT p0) (NOT p1)), (AND (NOT p3) (NOT p0)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p3)), acceptance={} source=1 dest: 3}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=1 dest: 4}, { cond=(AND p0 (NOT p3)), acceptance={} source=1 dest: 5}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=1 dest: 6}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), acceptance={0} source=2 dest: 2}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=2 dest: 7}], [{ cond=(NOT p3), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 2}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=4 dest: 6}], [{ cond=(AND (NOT p0) (NOT p3)), acceptance={} source=5 dest: 3}, { cond=(AND p0 (NOT p3)), acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=6 dest: 2}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=6 dest: 4}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=6 dest: 6}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=6 dest: 7}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=7 dest: 2}, { cond=(AND (NOT p1) p2), acceptance={} source=7 dest: 7}]], initial=0, aps=[p0:(OR (EQ s21 0) (EQ s14 1)), p1:(OR (EQ s21 0) (EQ s14 1)), p3:(OR (EQ s46 0) (EQ s47 1)), p2:(OR (EQ s34 0) (EQ s26 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 139 ms.
Product exploration explored 100000 steps with 50000 reset in 90 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1 p3 p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND p0 (NOT p3)))), (X (NOT (AND (NOT p0) (NOT p3)))), (X (X p3)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2)))))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p3)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p3))))
Knowledge based reduction with 15 factoid took 357 ms. Reduced automaton from 8 states, 20 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-06 finished in 1182 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(F(p0))))'
Support contains 1 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2023-03-11 15:51:32] [INFO ] Invariant cache hit.
[2023-03-11 15:51:32] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-11 15:51:32] [INFO ] Invariant cache hit.
[2023-03-11 15:51:32] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-11 15:51:32] [INFO ] Invariant cache hit.
[2023-03-11 15:51:32] [INFO ] Dead Transitions using invariants and state equation in 47 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 116 ms. Remains : 49/49 places, 74/74 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(EQ s7 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][false, false, false]]
Product exploration explored 100000 steps with 1088 reset in 84 ms.
Stack based approach found an accepted trace after 13 steps with 0 reset with depth 14 and stack size 14 in 1 ms.
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-07 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-07 finished in 329 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((X((!p1 U (p2||G(!p1))))&&p0))))'
Support contains 3 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2023-03-11 15:51:32] [INFO ] Invariant cache hit.
[2023-03-11 15:51:32] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-11 15:51:32] [INFO ] Invariant cache hit.
[2023-03-11 15:51:32] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-11 15:51:32] [INFO ] Invariant cache hit.
[2023-03-11 15:51:32] [INFO ] Dead Transitions using invariants and state equation in 49 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 137 ms. Remains : 49/49 places, 74/74 transitions.
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (OR (NOT p0) (AND p1 (NOT p2))), (AND p1 (NOT p2))]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2) p1), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p2) p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (NEQ s36 0) (NEQ s0 1)), p2:(NEQ s41 1), p1:(OR (EQ s36 0) (EQ s0 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 19687 reset in 95 ms.
Stack based approach found an accepted trace after 191 steps with 46 reset with depth 9 and stack size 9 in 0 ms.
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-09 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-09 finished in 418 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)&&F(G(p2)))))'
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Graph (trivial) has 53 edges and 49 vertex of which 33 / 49 are part of one of the 7 SCC in 0 ms
Free SCC test removed 26 places
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 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 3 place count 23 transition count 39
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 21 transition count 38
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 20 transition count 38
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 7 place count 20 transition count 37
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 9 place count 19 transition count 37
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 11 place count 17 transition count 33
Iterating global reduction 3 with 2 rules applied. Total rules applied 13 place count 17 transition count 33
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 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 3 with 3 rules applied. Total rules applied 16 place count 17 transition count 30
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 2 rules applied. Total rules applied 18 place count 16 transition count 29
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 19 place count 15 transition count 29
Drop transitions removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 6 with 9 rules applied. Total rules applied 28 place count 15 transition count 20
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 1 rules applied. Total rules applied 29 place count 15 transition count 19
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 30 place count 14 transition count 19
Applied a total of 30 rules in 15 ms. Remains 14 /49 variables (removed 35) and now considering 19/74 (removed 55) transitions.
[2023-03-11 15:51:32] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
// Phase 1: matrix 15 rows 14 cols
[2023-03-11 15:51:32] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-11 15:51:32] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-11 15:51:32] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-11 15:51:32] [INFO ] Invariant cache hit.
[2023-03-11 15:51:32] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 15:51:32] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2023-03-11 15:51:32] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-11 15:51:32] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-11 15:51:32] [INFO ] Invariant cache hit.
[2023-03-11 15:51:32] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 14/49 places, 19/74 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 113 ms. Remains : 14/49 places, 19/74 transitions.
Stuttering acceptance computed with spot in 199 ms :[(OR (NOT p0) (NOT p2) p1), (NOT p0), p1, (NOT p2)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}, { cond=(NOT p2), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={0} source=2 dest: 2}], [{ cond=p2, acceptance={} source=3 dest: 3}, { cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(EQ s7 1), p1:(NEQ s11 1), p2:(OR (EQ s9 0) (EQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-10 finished in 335 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 1 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 1 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
// Phase 1: matrix 74 rows 49 cols
[2023-03-11 15:51:33] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-11 15:51:33] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-11 15:51:33] [INFO ] Invariant cache hit.
[2023-03-11 15:51:33] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
[2023-03-11 15:51:33] [INFO ] Invariant cache hit.
[2023-03-11 15:51:33] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 149 ms. Remains : 49/49 places, 74/74 transitions.
Stuttering acceptance computed with spot in 108 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-11 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:(NEQ s1 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 28 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-11 finished in 279 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((X(p1)&&p0))))'
Support contains 3 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 1 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2023-03-11 15:51:33] [INFO ] Invariant cache hit.
[2023-03-11 15:51:33] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-11 15:51:33] [INFO ] Invariant cache hit.
[2023-03-11 15:51:33] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
[2023-03-11 15:51:33] [INFO ] Invariant cache hit.
[2023-03-11 15:51:33] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 120 ms. Remains : 49/49 places, 74/74 transitions.
Stuttering acceptance computed with spot in 220 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(AND (EQ s44 0) (EQ s30 1)), p1:(EQ s33 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-12 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' '!(F(G(p0)))'
Support contains 2 out of 49 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Graph (trivial) has 58 edges and 49 vertex of which 34 / 49 are part of one of the 6 SCC in 0 ms
Free SCC test removed 28 places
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (trivial) has 22 edges and 18 vertex of which 4 / 18 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
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 11 rules applied. Total rules applied 12 place count 16 transition count 29
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 7 rules applied. Total rules applied 19 place count 14 transition count 24
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 21 place count 12 transition count 24
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 23 place count 10 transition count 20
Iterating global reduction 3 with 2 rules applied. Total rules applied 25 place count 10 transition count 20
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 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 3 with 4 rules applied. Total rules applied 29 place count 10 transition count 16
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 33 place count 8 transition count 14
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 35 place count 6 transition count 14
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 6 with 7 rules applied. Total rules applied 42 place count 6 transition count 7
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 6 with 2 rules applied. Total rules applied 44 place count 6 transition count 5
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 46 place count 4 transition count 5
Applied a total of 46 rules in 13 ms. Remains 4 /49 variables (removed 45) and now considering 5/74 (removed 69) transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-11 15:51:33] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-11 15:51:33] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-11 15:51:33] [INFO ] Invariant cache hit.
[2023-03-11 15:51:33] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2023-03-11 15:51:33] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-11 15:51:33] [INFO ] Invariant cache hit.
[2023-03-11 15:51:33] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/49 places, 5/74 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 86 ms. Remains : 4/49 places, 5/74 transitions.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s0 0) (EQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-13 finished in 151 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((G(p1)||p0))))))'
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
// Phase 1: matrix 74 rows 49 cols
[2023-03-11 15:51:33] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-11 15:51:33] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-11 15:51:33] [INFO ] Invariant cache hit.
[2023-03-11 15:51:34] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
[2023-03-11 15:51:34] [INFO ] Invariant cache hit.
[2023-03-11 15:51:34] [INFO ] Dead Transitions using invariants and state equation in 52 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 127 ms. Remains : 49/49 places, 74/74 transitions.
Stuttering acceptance computed with spot in 157 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p1:(OR (EQ s40 0) (EQ s12 1)), p0:(OR (EQ s6 0) (EQ s31 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 25000 reset in 117 ms.
Product exploration explored 100000 steps with 25000 reset in 95 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 105 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 345 steps, including 0 resets, run visited all 2 properties in 26 ms. (steps per millisecond=13 )
Knowledge obtained : [(AND p1 p0), true]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 2 factoid took 163 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 182 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 3 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2023-03-11 15:51:35] [INFO ] Invariant cache hit.
[2023-03-11 15:51:35] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-11 15:51:35] [INFO ] Invariant cache hit.
[2023-03-11 15:51:35] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-11 15:51:35] [INFO ] Invariant cache hit.
[2023-03-11 15:51:35] [INFO ] Dead Transitions using invariants and state equation in 55 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 145 ms. Remains : 49/49 places, 74/74 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 104 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 183 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 533 steps, including 0 resets, run visited all 2 properties in 9 ms. (steps per millisecond=59 )
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 2 factoid took 130 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 157 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 175 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 25000 reset in 96 ms.
Product exploration explored 100000 steps with 25000 reset in 95 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 169 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Graph (trivial) has 54 edges and 49 vertex of which 33 / 49 are part of one of the 5 SCC in 0 ms
Free SCC test removed 28 places
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 21 transition count 37
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 21 transition count 38
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 21 transition count 40
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 20 transition count 38
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 20 transition count 38
Deduced a syphon composed of 5 places in 0 ms
Drop transitions removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 1 with 9 rules applied. Total rules applied 18 place count 20 transition count 29
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 1 with 1 rules applied. Total rules applied 19 place count 20 transition count 29
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 20 place count 20 transition count 29
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 22 place count 18 transition count 27
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 2 with 2 rules applied. Total rules applied 24 place count 18 transition count 27
Deduced a syphon composed of 5 places in 0 ms
Applied a total of 24 rules in 13 ms. Remains 18 /49 variables (removed 31) and now considering 27/74 (removed 47) transitions.
[2023-03-11 15:51:36] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-11 15:51:36] [INFO ] Flow matrix only has 23 transitions (discarded 4 similar events)
// Phase 1: matrix 23 rows 18 cols
[2023-03-11 15:51:36] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-11 15:51:36] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/49 places, 27/74 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58 ms. Remains : 18/49 places, 27/74 transitions.
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 1 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
// Phase 1: matrix 74 rows 49 cols
[2023-03-11 15:51:36] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-11 15:51:37] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-11 15:51:37] [INFO ] Invariant cache hit.
[2023-03-11 15:51:37] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
[2023-03-11 15:51:37] [INFO ] Invariant cache hit.
[2023-03-11 15:51:37] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 120 ms. Remains : 49/49 places, 74/74 transitions.
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-14 finished in 3192 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(F((X(p1)||p0)))))'
Support contains 3 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Applied a total of 0 rules in 1 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2023-03-11 15:51:37] [INFO ] Invariant cache hit.
[2023-03-11 15:51:37] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-11 15:51:37] [INFO ] Invariant cache hit.
[2023-03-11 15:51:37] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2023-03-11 15:51:37] [INFO ] Invariant cache hit.
[2023-03-11 15:51:37] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 111 ms. Remains : 49/49 places, 74/74 transitions.
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 0}]], initial=2, aps=[p0:(OR (EQ s17 0) (EQ s12 1)), p1:(NEQ 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, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 92 ms.
Product exploration explored 100000 steps with 33333 reset in 110 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 2 factoid took 62 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-04a-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-15 finished in 568 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((G(p1)||p0))))))'
Found a Shortening insensitive property : FlexibleBarrier-PT-04a-LTLCardinality-14
Stuttering acceptance computed with spot in 166 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 49 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 49/49 places, 74/74 transitions.
Graph (trivial) has 54 edges and 49 vertex of which 33 / 49 are part of one of the 5 SCC in 0 ms
Free SCC test removed 28 places
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 21 transition count 34
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 18 transition count 33
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 9 place count 17 transition count 33
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 13 place count 15 transition count 31
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 3 with 6 rules applied. Total rules applied 19 place count 15 transition count 25
Partial Post-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 22 place count 15 transition count 25
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 23 place count 14 transition count 24
Iterating global reduction 3 with 1 rules applied. Total rules applied 24 place count 14 transition count 24
Applied a total of 24 rules in 14 ms. Remains 14 /49 variables (removed 35) and now considering 24/74 (removed 50) transitions.
[2023-03-11 15:51:37] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
// Phase 1: matrix 19 rows 14 cols
[2023-03-11 15:51:37] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-11 15:51:37] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-11 15:51:37] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
[2023-03-11 15:51:37] [INFO ] Invariant cache hit.
[2023-03-11 15:51:38] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-11 15:51:38] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-11 15:51:38] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
[2023-03-11 15:51:38] [INFO ] Invariant cache hit.
[2023-03-11 15:51:38] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 14/49 places, 24/74 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 96 ms. Remains : 14/49 places, 24/74 transitions.
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p1:(OR (EQ s11 0) (EQ s6 1)), p0:(OR (EQ s3 0) (EQ s9 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 25000 reset in 122 ms.
Product exploration explored 100000 steps with 25000 reset in 63 ms.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 102 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 168 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 82 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=41 )
Knowledge obtained : [(AND p1 p0), true]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 2 factoid took 231 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 157 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 24/24 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 24/24 (removed 0) transitions.
[2023-03-11 15:51:39] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
[2023-03-11 15:51:39] [INFO ] Invariant cache hit.
[2023-03-11 15:51:39] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-11 15:51:39] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
[2023-03-11 15:51:39] [INFO ] Invariant cache hit.
[2023-03-11 15:51:39] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-11 15:51:39] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-11 15:51:39] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
[2023-03-11 15:51:39] [INFO ] Invariant cache hit.
[2023-03-11 15:51:39] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 103 ms. Remains : 14/14 places, 24/24 transitions.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 94 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 114 steps, including 0 resets, run visited all 2 properties in 17 ms. (steps per millisecond=6 )
Knowledge obtained : [(AND p0 p1), true]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 2 factoid took 158 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 158 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 166 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 25000 reset in 77 ms.
Product exploration explored 100000 steps with 25000 reset in 67 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 24/24 transitions.
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 14 transition count 21
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 14 transition count 22
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 4 rules in 8 ms. Remains 14 /14 variables (removed 0) and now considering 22/24 (removed 2) transitions.
[2023-03-11 15:51:40] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-11 15:51:40] [INFO ] Flow matrix only has 18 transitions (discarded 4 similar events)
// Phase 1: matrix 18 rows 14 cols
[2023-03-11 15:51:40] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-11 15:51:40] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 14/14 places, 22/24 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 52 ms. Remains : 14/14 places, 22/24 transitions.
Support contains 4 out of 14 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 14/14 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 24/24 (removed 0) transitions.
[2023-03-11 15:51:40] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
// Phase 1: matrix 19 rows 14 cols
[2023-03-11 15:51:40] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-11 15:51:40] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-11 15:51:40] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
[2023-03-11 15:51:40] [INFO ] Invariant cache hit.
[2023-03-11 15:51:40] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-11 15:51:40] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-11 15:51:40] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
[2023-03-11 15:51:40] [INFO ] Invariant cache hit.
[2023-03-11 15:51:40] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 83 ms. Remains : 14/14 places, 24/24 transitions.
Treatment of property FlexibleBarrier-PT-04a-LTLCardinality-14 finished in 3067 ms.
[2023-03-11 15:51:40] [INFO ] Flatten gal took : 4 ms
[2023-03-11 15:51:40] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 5 ms.
[2023-03-11 15:51:40] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 49 places, 74 transitions and 169 arcs took 0 ms.
Total runtime 13665 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1333/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : FlexibleBarrier-PT-04a-LTLCardinality-14

BK_STOP 1678549901943

--------------------
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 LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name FlexibleBarrier-PT-04a-LTLCardinality-14
ltl formula formula --ltl=/tmp/1333/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 49 places, 74 transitions and 169 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( 1/ 4): LTL layer: formula: /tmp/1333/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1333/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1333/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1333/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 5 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="FlexibleBarrier-PT-04a"
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 FlexibleBarrier-PT-04a, 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 r169-tall-167838855900443"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-04a.tgz
mv FlexibleBarrier-PT-04a 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 ;