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.r391-oct2-167903715200388.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is ShieldPPPs-PT-003A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r391-oct2-167903715200388
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 7.3K Feb 26 01:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Feb 26 01:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 26 01:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 26 01:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:58 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 01:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Feb 26 01:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 26 01:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Feb 26 01:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 27K Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-00
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-01
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-02
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-03
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-04
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-05
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-06
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-07
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-08
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-09
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-10
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-11
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-12
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-13
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-14
FORMULA_NAME ShieldPPPs-PT-003A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679274608212

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPs-PT-003A
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-20 01:10:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-20 01:10:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 01:10:10] [INFO ] Load time of PNML (sax parser for PT used): 48 ms
[2023-03-20 01:10:10] [INFO ] Transformed 96 places.
[2023-03-20 01:10:10] [INFO ] Transformed 81 transitions.
[2023-03-20 01:10:10] [INFO ] Found NUPN structural information;
[2023-03-20 01:10:10] [INFO ] Parsed PT model containing 96 places and 81 transitions and 306 arcs in 139 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 6 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA ShieldPPPs-PT-003A-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-003A-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-003A-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-003A-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-003A-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-003A-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 23 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
// Phase 1: matrix 81 rows 96 cols
[2023-03-20 01:10:11] [INFO ] Computed 34 place invariants in 6 ms
[2023-03-20 01:10:11] [INFO ] Implicit Places using invariants in 553 ms returned []
[2023-03-20 01:10:11] [INFO ] Invariant cache hit.
[2023-03-20 01:10:11] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 827 ms to find 0 implicit places.
[2023-03-20 01:10:11] [INFO ] Invariant cache hit.
[2023-03-20 01:10:11] [INFO ] Dead Transitions using invariants and state equation in 140 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 993 ms. Remains : 96/96 places, 81/81 transitions.
Support contains 31 out of 96 places after structural reductions.
[2023-03-20 01:10:12] [INFO ] Flatten gal took : 28 ms
[2023-03-20 01:10:12] [INFO ] Flatten gal took : 12 ms
[2023-03-20 01:10:12] [INFO ] Input system was already deterministic with 81 transitions.
Finished random walk after 402 steps, including 1 resets, run visited all 22 properties in 60 ms. (steps per millisecond=6 )
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(F(((!p0&&X(p1))||G(p1)))))'
Support contains 3 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 4 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2023-03-20 01:10:12] [INFO ] Invariant cache hit.
[2023-03-20 01:10:13] [INFO ] Implicit Places using invariants in 234 ms returned []
[2023-03-20 01:10:13] [INFO ] Invariant cache hit.
[2023-03-20 01:10:13] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 421 ms to find 0 implicit places.
[2023-03-20 01:10:13] [INFO ] Invariant cache hit.
[2023-03-20 01:10:13] [INFO ] Dead Transitions using invariants and state equation in 144 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 571 ms. Remains : 96/96 places, 81/81 transitions.
Stuttering acceptance computed with spot in 398 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p0:(AND (EQ s8 1) (EQ s28 1)), p1:(NEQ s84 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 367 ms.
Product exploration explored 100000 steps with 33333 reset in 292 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 (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND (NOT p0) p1)
Knowledge based reduction with 9 factoid took 394 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPs-PT-003A-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPs-PT-003A-LTLFireability-00 finished in 2184 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(F(p0))||(p1&&G(p2))))))'
Support contains 5 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 6 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2023-03-20 01:10:14] [INFO ] Invariant cache hit.
[2023-03-20 01:10:15] [INFO ] Implicit Places using invariants in 201 ms returned []
[2023-03-20 01:10:15] [INFO ] Invariant cache hit.
[2023-03-20 01:10:15] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 412 ms to find 0 implicit places.
[2023-03-20 01:10:15] [INFO ] Invariant cache hit.
[2023-03-20 01:10:15] [INFO ] Dead Transitions using invariants and state equation in 126 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 548 ms. Remains : 96/96 places, 81/81 transitions.
Stuttering acceptance computed with spot in 301 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (NOT p1) (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={} source=1 dest: 2}, { cond=(AND p1 p2), acceptance={} source=1 dest: 4}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p0) p2), acceptance={} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=4 dest: 2}, { cond=p2, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(OR (EQ s4 0) (EQ s25 0)), p2:(OR (EQ s49 0) (EQ s60 0)), p0:(EQ s21 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1081 reset in 368 ms.
Product exploration explored 100000 steps with 1105 reset in 386 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 p2 (NOT p0)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (OR (NOT p1) (NOT p2)))), (X (AND p1 p2)), (X (X p2)), (X (X (AND (NOT p0) p1 p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 813 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 462 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Finished random walk after 9 steps, including 0 resets, run visited all 7 properties in 3 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND p1 p2 (NOT p0)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (OR (NOT p1) (NOT p2)))), (X (AND p1 p2)), (X (X p2)), (X (X (AND (NOT p0) p1 p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2)))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p2))), (F (NOT (AND (NOT p0) p1 p2))), (F (NOT p2)), (F (NOT (AND (NOT p0) p2))), (F (OR (NOT p1) (NOT p2))), (F (NOT (AND p1 p2))), (F (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 10 factoid took 1124 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 287 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 349 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 5 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 4 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2023-03-20 01:10:19] [INFO ] Invariant cache hit.
[2023-03-20 01:10:19] [INFO ] Implicit Places using invariants in 178 ms returned []
[2023-03-20 01:10:19] [INFO ] Invariant cache hit.
[2023-03-20 01:10:19] [INFO ] Implicit Places using invariants and state equation in 178 ms returned []
Implicit Place search using SMT with State Equation took 372 ms to find 0 implicit places.
[2023-03-20 01:10:19] [INFO ] Invariant cache hit.
[2023-03-20 01:10:20] [INFO ] Dead Transitions using invariants and state equation in 79 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 456 ms. Remains : 96/96 places, 81/81 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 p1 p2 (NOT p0)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (OR (NOT p1) (NOT p2)))), (X (AND p1 p2)), (X (X p2)), (X (X (AND (NOT p0) p1 p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 753 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 384 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Finished random walk after 13 steps, including 0 resets, run visited all 7 properties in 3 ms. (steps per millisecond=4 )
Knowledge obtained : [(AND p1 p2 (NOT p0)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (OR (NOT p1) (NOT p2)))), (X (AND p1 p2)), (X (X p2)), (X (X (AND (NOT p0) p1 p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2)))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p2))), (F (NOT (AND (NOT p0) p1 p2))), (F (NOT p2)), (F (NOT (AND (NOT p0) p2))), (F (OR (NOT p1) (NOT p2))), (F (NOT (AND p1 p2))), (F (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 10 factoid took 1025 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 408 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 367 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 392 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 1057 reset in 305 ms.
Product exploration explored 100000 steps with 1074 reset in 247 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 414 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 5 out of 96 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 1 ms
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 96 transition count 81
Deduced a syphon composed of 2 places in 1 ms
Applied a total of 2 rules in 35 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2023-03-20 01:10:24] [INFO ] Redundant transitions in 2 ms returned []
// Phase 1: matrix 81 rows 96 cols
[2023-03-20 01:10:24] [INFO ] Computed 34 place invariants in 3 ms
[2023-03-20 01:10:24] [INFO ] Dead Transitions using invariants and state equation in 139 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 96/96 places, 81/81 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 192 ms. Remains : 96/96 places, 81/81 transitions.
Support contains 5 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 5 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
// Phase 1: matrix 81 rows 96 cols
[2023-03-20 01:10:24] [INFO ] Computed 34 place invariants in 4 ms
[2023-03-20 01:10:25] [INFO ] Implicit Places using invariants in 360 ms returned []
[2023-03-20 01:10:25] [INFO ] Invariant cache hit.
[2023-03-20 01:10:25] [INFO ] Implicit Places using invariants and state equation in 191 ms returned []
Implicit Place search using SMT with State Equation took 578 ms to find 0 implicit places.
[2023-03-20 01:10:25] [INFO ] Invariant cache hit.
[2023-03-20 01:10:25] [INFO ] Dead Transitions using invariants and state equation in 156 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 752 ms. Remains : 96/96 places, 81/81 transitions.
Treatment of property ShieldPPPs-PT-003A-LTLFireability-02 finished in 10729 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&X(F(p1))))))'
Support contains 4 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 3 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2023-03-20 01:10:25] [INFO ] Invariant cache hit.
[2023-03-20 01:10:25] [INFO ] Implicit Places using invariants in 81 ms returned []
[2023-03-20 01:10:25] [INFO ] Invariant cache hit.
[2023-03-20 01:10:25] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 201 ms to find 0 implicit places.
[2023-03-20 01:10:25] [INFO ] Invariant cache hit.
[2023-03-20 01:10:25] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 306 ms. Remains : 96/96 places, 81/81 transitions.
Stuttering acceptance computed with spot in 273 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=4, aps=[p1:(AND (EQ s70 1) (EQ s91 1)), p0:(OR (EQ s39 0) (EQ s59 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 8203 steps with 256 reset in 49 ms.
FORMULA ShieldPPPs-PT-003A-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-003A-LTLFireability-04 finished in 657 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 U X(X(G(p1))))))'
Support contains 5 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 5 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2023-03-20 01:10:26] [INFO ] Invariant cache hit.
[2023-03-20 01:10:26] [INFO ] Implicit Places using invariants in 84 ms returned []
[2023-03-20 01:10:26] [INFO ] Invariant cache hit.
[2023-03-20 01:10:26] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 236 ms to find 0 implicit places.
[2023-03-20 01:10:26] [INFO ] Invariant cache hit.
[2023-03-20 01:10:26] [INFO ] Dead Transitions using invariants and state equation in 90 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 332 ms. Remains : 96/96 places, 81/81 transitions.
Stuttering acceptance computed with spot in 281 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 4}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 1}, { cond=(AND p0 p1), acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (EQ s4 1) (EQ s25 1) (EQ s35 1) (EQ s56 1)), p0:(AND (EQ s94 1) (EQ s35 1) (EQ s56 1))], 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][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ShieldPPPs-PT-003A-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-003A-LTLFireability-07 finished in 634 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p1)&&p0)))'
Support contains 2 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 4 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2023-03-20 01:10:26] [INFO ] Invariant cache hit.
[2023-03-20 01:10:27] [INFO ] Implicit Places using invariants in 138 ms returned []
[2023-03-20 01:10:27] [INFO ] Invariant cache hit.
[2023-03-20 01:10:27] [INFO ] Implicit Places using invariants and state equation in 339 ms returned []
Implicit Place search using SMT with State Equation took 483 ms to find 0 implicit places.
[2023-03-20 01:10:27] [INFO ] Invariant cache hit.
[2023-03-20 01:10:27] [INFO ] Dead Transitions using invariants and state equation in 74 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 563 ms. Remains : 96/96 places, 81/81 transitions.
Stuttering acceptance computed with spot in 99 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s62 0) (EQ s63 0)), p1:(EQ s62 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 223 ms.
Product exploration explored 100000 steps with 50000 reset in 213 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 (NOT (AND p0 (NOT p1)))), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p0 p1)
Knowledge based reduction with 7 factoid took 312 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPs-PT-003A-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPs-PT-003A-LTLFireability-08 finished in 1437 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 1 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 3 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2023-03-20 01:10:28] [INFO ] Invariant cache hit.
[2023-03-20 01:10:28] [INFO ] Implicit Places using invariants in 96 ms returned []
[2023-03-20 01:10:28] [INFO ] Invariant cache hit.
[2023-03-20 01:10:28] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 199 ms to find 0 implicit places.
[2023-03-20 01:10:28] [INFO ] Invariant cache hit.
[2023-03-20 01:10:28] [INFO ] Dead Transitions using invariants and state equation in 121 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 324 ms. Remains : 96/96 places, 81/81 transitions.
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s21 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]]
Stuttering criterion allowed to conclude after 18230 steps with 210 reset in 84 ms.
FORMULA ShieldPPPs-PT-003A-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-003A-LTLFireability-10 finished in 544 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||G(p1)))))'
Support contains 4 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 2 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2023-03-20 01:10:28] [INFO ] Invariant cache hit.
[2023-03-20 01:10:29] [INFO ] Implicit Places using invariants in 99 ms returned []
[2023-03-20 01:10:29] [INFO ] Invariant cache hit.
[2023-03-20 01:10:29] [INFO ] Implicit Places using invariants and state equation in 152 ms returned []
Implicit Place search using SMT with State Equation took 266 ms to find 0 implicit places.
[2023-03-20 01:10:29] [INFO ] Invariant cache hit.
[2023-03-20 01:10:29] [INFO ] Dead Transitions using invariants and state equation in 95 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 365 ms. Remains : 96/96 places, 81/81 transitions.
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-11 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}]], initial=1, aps=[p1:(AND (EQ s3 1) (EQ s30 1)), p0:(AND (EQ s75 1) (EQ s94 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 516 steps with 1 reset in 2 ms.
FORMULA ShieldPPPs-PT-003A-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-003A-LTLFireability-11 finished in 483 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)||(!p1 U (p2||G(!p1)))))))'
Support contains 5 out of 96 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Applied a total of 0 rules in 2 ms. Remains 96 /96 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2023-03-20 01:10:29] [INFO ] Invariant cache hit.
[2023-03-20 01:10:29] [INFO ] Implicit Places using invariants in 109 ms returned []
[2023-03-20 01:10:29] [INFO ] Invariant cache hit.
[2023-03-20 01:10:29] [INFO ] Implicit Places using invariants and state equation in 177 ms returned []
Implicit Place search using SMT with State Equation took 291 ms to find 0 implicit places.
[2023-03-20 01:10:29] [INFO ] Invariant cache hit.
[2023-03-20 01:10:29] [INFO ] Dead Transitions using invariants and state equation in 86 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 380 ms. Remains : 96/96 places, 81/81 transitions.
Stuttering acceptance computed with spot in 257 ms :[(NOT p0), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1)]
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (EQ s6 1) (EQ s22 1)), p2:(AND (NEQ s59 1) (NOT (AND (EQ s78 1) (EQ s93 1)))), p1:(AND (EQ s78 1) (EQ s93 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 208 ms.
Product exploration explored 100000 steps with 33333 reset in 182 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 (NOT p0) p2 (NOT p1)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND (NOT p0) p2 (NOT p1))
Knowledge based reduction with 3 factoid took 289 ms. Reduced automaton from 4 states, 5 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPs-PT-003A-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPs-PT-003A-LTLFireability-12 finished in 1345 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((G((p0&&X(p0)))||((p2||F(p3))&&p1))))'
Support contains 5 out of 96 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 94 transition count 79
Applied a total of 4 rules in 13 ms. Remains 94 /96 variables (removed 2) and now considering 79/81 (removed 2) transitions.
// Phase 1: matrix 79 rows 94 cols
[2023-03-20 01:10:30] [INFO ] Computed 34 place invariants in 2 ms
[2023-03-20 01:10:30] [INFO ] Implicit Places using invariants in 132 ms returned []
[2023-03-20 01:10:30] [INFO ] Invariant cache hit.
[2023-03-20 01:10:31] [INFO ] Implicit Places using invariants and state equation in 329 ms returned []
Implicit Place search using SMT with State Equation took 478 ms to find 0 implicit places.
[2023-03-20 01:10:31] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-20 01:10:31] [INFO ] Invariant cache hit.
[2023-03-20 01:10:31] [INFO ] Dead Transitions using invariants and state equation in 111 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 94/96 places, 79/81 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 618 ms. Remains : 94/96 places, 79/81 transitions.
Stuttering acceptance computed with spot in 307 ms :[(OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), true, (NOT p0), (NOT p3), (AND (NOT p3) (NOT p0))]
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p0) p1 (NOT p2) (NOT p3)), acceptance={} source=0 dest: 3}, { cond=(AND p0 p1 (NOT p2) (NOT p3)), acceptance={} source=0 dest: 4}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=(NOT p3), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p3)), acceptance={} source=4 dest: 3}, { cond=(AND p0 (NOT p3)), acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(AND (EQ s42 1) (EQ s52 1)), p0:(OR (NEQ s42 1) (NEQ s52 1)), p2:(EQ s28 1), p3:(AND (EQ s1 1) (EQ s26 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Entered a terminal (fully accepting) state of product in 72 steps with 0 reset in 1 ms.
FORMULA ShieldPPPs-PT-003A-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-003A-LTLFireability-14 finished in 978 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G((F(p0)&&F(p1)))))))'
Support contains 2 out of 96 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 96/96 places, 81/81 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 95 transition count 80
Applied a total of 2 rules in 5 ms. Remains 95 /96 variables (removed 1) and now considering 80/81 (removed 1) transitions.
// Phase 1: matrix 80 rows 95 cols
[2023-03-20 01:10:31] [INFO ] Computed 34 place invariants in 2 ms
[2023-03-20 01:10:31] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-03-20 01:10:31] [INFO ] Invariant cache hit.
[2023-03-20 01:10:32] [INFO ] Implicit Places using invariants and state equation in 202 ms returned []
Implicit Place search using SMT with State Equation took 334 ms to find 0 implicit places.
[2023-03-20 01:10:32] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-20 01:10:32] [INFO ] Invariant cache hit.
[2023-03-20 01:10:32] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 95/96 places, 80/81 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 442 ms. Remains : 95/96 places, 80/81 transitions.
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s44 1) (EQ s64 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 26648 steps with 319 reset in 81 ms.
FORMULA ShieldPPPs-PT-003A-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-003A-LTLFireability-15 finished in 667 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(F(p0))||(p1&&G(p2))))))'
Found a Shortening insensitive property : ShieldPPPs-PT-003A-LTLFireability-02
Stuttering acceptance computed with spot in 371 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 5 out of 96 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 96/96 places, 81/81 transitions.
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 0 with 4 rules applied. Total rules applied 4 place count 94 transition count 79
Applied a total of 4 rules in 24 ms. Remains 94 /96 variables (removed 2) and now considering 79/81 (removed 2) transitions.
// Phase 1: matrix 79 rows 94 cols
[2023-03-20 01:10:32] [INFO ] Computed 34 place invariants in 1 ms
[2023-03-20 01:10:33] [INFO ] Implicit Places using invariants in 147 ms returned []
[2023-03-20 01:10:33] [INFO ] Invariant cache hit.
[2023-03-20 01:10:33] [INFO ] Implicit Places using invariants and state equation in 157 ms returned []
Implicit Place search using SMT with State Equation took 320 ms to find 0 implicit places.
[2023-03-20 01:10:33] [INFO ] Invariant cache hit.
[2023-03-20 01:10:33] [INFO ] Dead Transitions using invariants and state equation in 79 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 94/96 places, 79/81 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 424 ms. Remains : 94/96 places, 79/81 transitions.
Running random walk in product with property : ShieldPPPs-PT-003A-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (NOT p1) (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={} source=1 dest: 2}, { cond=(AND p1 p2), acceptance={} source=1 dest: 4}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p0) p2), acceptance={} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=4 dest: 2}, { cond=p2, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(OR (EQ s4 0) (EQ s25 0)), p2:(OR (EQ s49 0) (EQ s60 0)), p0:(EQ s21 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 1163 reset in 275 ms.
Product exploration explored 100000 steps with 1153 reset in 263 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 p2 (NOT p0)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (OR (NOT p1) (NOT p2)))), (X (AND p1 p2)), (X (X p2)), (X (X (AND (NOT p0) p1 p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 685 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 470 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Finished random walk after 4 steps, including 0 resets, run visited all 7 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [(AND p1 p2 (NOT p0)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (OR (NOT p1) (NOT p2)))), (X (AND p1 p2)), (X (X p2)), (X (X (AND (NOT p0) p1 p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2)))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p2))), (F (NOT (AND (NOT p0) p1 p2))), (F (NOT p2)), (F (NOT (AND (NOT p0) p2))), (F (OR (NOT p1) (NOT p2))), (F (NOT (AND p1 p2))), (F (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 10 factoid took 983 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 320 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 378 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 5 out of 94 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 94/94 places, 79/79 transitions.
Applied a total of 0 rules in 2 ms. Remains 94 /94 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-20 01:10:36] [INFO ] Invariant cache hit.
[2023-03-20 01:10:36] [INFO ] Implicit Places using invariants in 123 ms returned []
[2023-03-20 01:10:36] [INFO ] Invariant cache hit.
[2023-03-20 01:10:37] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 256 ms to find 0 implicit places.
[2023-03-20 01:10:37] [INFO ] Invariant cache hit.
[2023-03-20 01:10:37] [INFO ] Dead Transitions using invariants and state equation in 116 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 387 ms. Remains : 94/94 places, 79/79 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 p1 p2 (NOT p0)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (OR (NOT p1) (NOT p2)))), (X (AND p1 p2)), (X (X p2)), (X (X (AND (NOT p0) p1 p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 672 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 376 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Finished random walk after 6 steps, including 0 resets, run visited all 7 properties in 2 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND p1 p2 (NOT p0)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (OR (NOT p1) (NOT p2)))), (X (AND p1 p2)), (X (X p2)), (X (X (AND (NOT p0) p1 p2))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2)))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p2))), (F (NOT (AND (NOT p0) p1 p2))), (F (NOT p2)), (F (NOT (AND (NOT p0) p2))), (F (OR (NOT p1) (NOT p2))), (F (NOT (AND p1 p2))), (F (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 10 factoid took 833 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 289 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 391 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 449 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 1145 reset in 282 ms.
Product exploration explored 100000 steps with 1128 reset in 231 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 362 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 5 out of 94 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 94/94 places, 79/79 transitions.
Applied a total of 0 rules in 6 ms. Remains 94 /94 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-20 01:10:41] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-20 01:10:41] [INFO ] Invariant cache hit.
[2023-03-20 01:10:41] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 130 ms. Remains : 94/94 places, 79/79 transitions.
Support contains 5 out of 94 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 94/94 places, 79/79 transitions.
Applied a total of 0 rules in 1 ms. Remains 94 /94 variables (removed 0) and now considering 79/79 (removed 0) transitions.
[2023-03-20 01:10:41] [INFO ] Invariant cache hit.
[2023-03-20 01:10:41] [INFO ] Implicit Places using invariants in 89 ms returned []
[2023-03-20 01:10:41] [INFO ] Invariant cache hit.
[2023-03-20 01:10:41] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 244 ms to find 0 implicit places.
[2023-03-20 01:10:41] [INFO ] Invariant cache hit.
[2023-03-20 01:10:41] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 331 ms. Remains : 94/94 places, 79/79 transitions.
Treatment of property ShieldPPPs-PT-003A-LTLFireability-02 finished in 9321 ms.
[2023-03-20 01:10:41] [INFO ] Flatten gal took : 6 ms
[2023-03-20 01:10:41] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 6 ms.
[2023-03-20 01:10:41] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 96 places, 81 transitions and 306 arcs took 1 ms.
Total runtime 31097 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT ShieldPPPs-PT-003A
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/382
LTLFireability

FORMULA ShieldPPPs-PT-003A-LTLFireability-02 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679274651109

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/382/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/382/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/382/LTLFireability.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 ShieldPPPs-PT-003A-LTLFireability-02
lola: time limit : 3600 sec
lola: memory limit: 32 pages
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
ShieldPPPs-PT-003A-LTLFireability-02: LTL 0 0 1 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
1 LTL EXCL 5/3600 9/32 ShieldPPPs-PT-003A-LTLFireability-02 1308943 m, 261788 m/sec, 5463214 t fired, .

Time elapsed: 5 secs. Pages in use: 9
# running tasks: 1 of 4 Visible: 1
lola: FINISHED task # 1 (type EXCL) for ShieldPPPs-PT-003A-LTLFireability-02
lola: result : false
lola: markings : 2188389
lola: fired transitions : 9735481
lola: time used : 9.000000
lola: memory pages used : 15
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
ShieldPPPs-PT-003A-LTLFireability-02: LTL false LTL model checker


Time elapsed: 9 secs. Pages in use: 15

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="ShieldPPPs-PT-003A"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is ShieldPPPs-PT-003A, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r391-oct2-167903715200388"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPs-PT-003A.tgz
mv ShieldPPPs-PT-003A execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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