Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r078-tall-165260110100282.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is DrinkVendingMachine-PT-02, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r078-tall-165260110100282
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 376K
-rw-r--r-- 1 mcc users 8.6K Apr 30 06:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Apr 30 06:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 16K Apr 30 06:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 85K Apr 30 06:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 6.0K May 9 07:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 32K May 9 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 9 07:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 9 07:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 9 07:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.4K May 9 07:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 3 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 51K May 10 09:33 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 DrinkVendingMachine-PT-02-CTLFireability-00
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-01
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-02
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-03
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-04
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-05
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-06
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-07
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-08
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-09
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-10
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-11
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-12
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-13
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-14
FORMULA_NAME DrinkVendingMachine-PT-02-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1652656184666

Running Version 202205111006
[2022-05-15 23:09:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-15 23:09:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-15 23:09:45] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2022-05-15 23:09:45] [INFO ] Transformed 24 places.
[2022-05-15 23:09:45] [INFO ] Transformed 72 transitions.
[2022-05-15 23:09:45] [INFO ] Parsed PT model containing 24 places and 72 transitions in 171 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 16 ms.
Initial state reduction rules removed 2 formulas.
[2022-05-15 23:09:45] [INFO ] Reduced 4 identical enabling conditions.
[2022-05-15 23:09:45] [INFO ] Reduced 4 identical enabling conditions.
[2022-05-15 23:09:45] [INFO ] Reduced 4 identical enabling conditions.
[2022-05-15 23:09:45] [INFO ] Reduced 16 identical enabling conditions.
[2022-05-15 23:09:46] [INFO ] Reduced 16 identical enabling conditions.
[2022-05-15 23:09:46] [INFO ] Reduced 4 identical enabling conditions.
[2022-05-15 23:09:46] [INFO ] Reduced 16 identical enabling conditions.
[2022-05-15 23:09:46] [INFO ] Reduced 16 identical enabling conditions.
Ensure Unique test removed 20 transitions
Reduce redundant transitions removed 20 transitions.
FORMULA DrinkVendingMachine-PT-02-CTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-PT-02-CTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 24 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 52/52 transitions.
Applied a total of 0 rules in 8 ms. Remains 24 /24 variables (removed 0) and now considering 52/52 (removed 0) transitions.
// Phase 1: matrix 52 rows 24 cols
[2022-05-15 23:09:46] [INFO ] Computed 12 place invariants in 6 ms
[2022-05-15 23:09:46] [INFO ] Dead Transitions using invariants and state equation in 148 ms found 24 transitions.
Found 24 dead transitions using SMT.
Drop transitions removed 24 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 24 transitions.
// Phase 1: matrix 28 rows 24 cols
[2022-05-15 23:09:46] [INFO ] Computed 12 place invariants in 2 ms
[2022-05-15 23:09:46] [INFO ] Implicit Places using invariants in 27 ms returned []
// Phase 1: matrix 28 rows 24 cols
[2022-05-15 23:09:46] [INFO ] Computed 12 place invariants in 1 ms
[2022-05-15 23:09:46] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/24 places, 28/52 transitions.
Reduce places removed 0 places and 2 transitions.
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 26/28 (removed 2) transitions.
Finished structural reductions, in 1 iterations. Remains : 24/24 places, 26/52 transitions.
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Support contains 20 out of 20 places after structural reductions.
[2022-05-15 23:09:46] [INFO ] Flatten gal took : 21 ms
[2022-05-15 23:09:46] [INFO ] Flatten gal took : 11 ms
[2022-05-15 23:09:46] [INFO ] Input system was already deterministic with 26 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 565 ms. (steps per millisecond=17 ) properties (out of 47) seen :29
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Running SMT prover for 18 properties.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 5 ms
[2022-05-15 23:09:47] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-15 23:09:47] [INFO ] After 59ms SMT Verify possible using all constraints in real domain returned unsat :9 sat :0 real:9
[2022-05-15 23:09:47] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-15 23:09:47] [INFO ] After 56ms SMT Verify possible using all constraints in natural domain returned unsat :18 sat :0
Fused 18 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
Successfully simplified 18 atomic propositions for a total of 14 simplifications.
FORMULA DrinkVendingMachine-PT-02-CTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-PT-02-CTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-PT-02-CTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2022-05-15 23:09:47] [INFO ] Initial state reduction rules for CTL removed 3 formulas.
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 6 ms
FORMULA DrinkVendingMachine-PT-02-CTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-PT-02-CTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-PT-02-CTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 6 ms
[2022-05-15 23:09:47] [INFO ] Input system was already deterministic with 26 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 26/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 26/26 (removed 0) transitions.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:47] [INFO ] Implicit Places using invariants in 26 ms returned []
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 1 ms
[2022-05-15 23:09:47] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 1 ms
[2022-05-15 23:09:47] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 20/20 places, 26/26 transitions.
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:47] [INFO ] Input system was already deterministic with 26 transitions.
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:47] [INFO ] Time to serialize gal into /tmp/CTLFireability1499476000717944653.gal : 1 ms
[2022-05-15 23:09:47] [INFO ] Time to serialize properties into /tmp/CTLFireability9816819312488991661.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1499476000717944653.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9816819312488991661.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...274
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1024,0.013611,4584,2,31,5,328,6,0,109,249,0


Converting to forward existential form...Done !
original formula: E(EX(((!((optionSlots_1>=1)||(optionSlots_2>=1)))&&(((((((wait_6>=1)&&(theProducts_1>=1))&&(theOptions_1>=2))||(((wait_5>=1)&&(theProduct...1776
=> equivalent forward existential formula: [(FwdU(FwdU(Init,EX(((!((optionSlots_1>=1)||(optionSlots_2>=1)))&&(((((((wait_6>=1)&&(theProducts_1>=1))&&(theOp...1829
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.036138,5340,1,0,32,3947,17,25,688,5036,43
FORMULA DrinkVendingMachine-PT-02-CTLFireability-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 26/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 26/26 (removed 0) transitions.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 2 ms
[2022-05-15 23:09:47] [INFO ] Implicit Places using invariants in 26 ms returned []
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 2 ms
[2022-05-15 23:09:47] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:47] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 20/20 places, 26/26 transitions.
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 4 ms
[2022-05-15 23:09:47] [INFO ] Input system was already deterministic with 26 transitions.
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:47] [INFO ] Time to serialize gal into /tmp/CTLFireability14035704159813809762.gal : 1 ms
[2022-05-15 23:09:47] [INFO ] Time to serialize properties into /tmp/CTLFireability16281316186351954443.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14035704159813809762.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16281316186351954443.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...276
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1024,0.005985,4628,2,31,5,328,6,0,109,249,0


Converting to forward existential form...Done !
original formula: EX((AX(((((!(A(((productSlots_1>=1)||(productSlots_2>=1)) U ((((ready_4>=1)||(ready_6>=1))||((ready_1>=1)||(ready_3>=1)))||((ready_2>=1)|...2259
=> equivalent forward existential formula: ([FwdG((EY(Init) * !(EX(!(((((!(!((E(!(((((ready_4>=1)||(ready_6>=1))||((ready_1>=1)||(ready_3>=1)))||((ready_2>...3384
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 4/110/22
(forward)formula 0,0,0.039946,5596,1,0,22,2503,36,7,734,2197,16
FORMULA DrinkVendingMachine-PT-02-CTLFireability-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 20/20 places, 26/26 transitions.
Applied a total of 0 rules in 5 ms. Remains 20 /20 variables (removed 0) and now considering 26/26 (removed 0) transitions.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 1 ms
[2022-05-15 23:09:47] [INFO ] Implicit Places using invariants in 19 ms returned []
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 3 ms
[2022-05-15 23:09:47] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2022-05-15 23:09:47] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 1 ms
[2022-05-15 23:09:47] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 20/20 places, 26/26 transitions.
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:47] [INFO ] Input system was already deterministic with 26 transitions.
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:47] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:47] [INFO ] Time to serialize gal into /tmp/CTLFireability2112718854754855350.gal : 1 ms
[2022-05-15 23:09:47] [INFO ] Time to serialize properties into /tmp/CTLFireability1211911065194271207.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2112718854754855350.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1211911065194271207.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...274
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1024,0.005557,4560,2,31,5,328,6,0,109,249,0


Converting to forward existential form...Done !
original formula: EG(AG((((((((((wait_6>=1)&&(theProducts_1>=1))&&(theOptions_1>=2))||(((wait_5>=1)&&(theProducts_1>=1))&&((theOptions_1>=1)&&(theOptions_2...1692
=> equivalent forward existential formula: [FwdG(Init,!(E(TRUE U !((((((((((wait_6>=1)&&(theProducts_1>=1))&&(theOptions_1>=2))||(((wait_5>=1)&&(theProduct...1747
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.026396,5360,1,0,6,974,21,0,726,646,7
FORMULA DrinkVendingMachine-PT-02-CTLFireability-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 26/26 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 26/26 (removed 0) transitions.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:47] [INFO ] Implicit Places using invariants in 26 ms returned []
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:47] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:48] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 1 ms
[2022-05-15 23:09:48] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 20/20 places, 26/26 transitions.
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Input system was already deterministic with 26 transitions.
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Time to serialize gal into /tmp/CTLFireability4283749744189884149.gal : 1 ms
[2022-05-15 23:09:48] [INFO ] Time to serialize properties into /tmp/CTLFireability18068323543899821040.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4283749744189884149.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability18068323543899821040.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...275
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1024,0.005544,4644,2,31,5,328,6,0,109,249,0


Converting to forward existential form...Done !
original formula: EX(((((wait_2<1)||(theProducts_2<1))&&((wait_2<1)||(theProducts_1<1)))&&(((wait_1<1)||(theProducts_2<1))&&((wait_1<1)||(theProducts_1<1))...158
=> equivalent forward existential formula: [(EY(Init) * ((((wait_2<1)||(theProducts_2<1))&&((wait_2<1)||(theProducts_1<1)))&&(((wait_1<1)||(theProducts_2<1...203
(forward)formula 0,0,0.007279,5084,1,0,8,348,8,1,198,249,2
FORMULA DrinkVendingMachine-PT-02-CTLFireability-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 26/26 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 26/26 (removed 0) transitions.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:48] [INFO ] Implicit Places using invariants in 19 ms returned []
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:48] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:48] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 20/20 places, 26/26 transitions.
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Input system was already deterministic with 26 transitions.
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 3 ms
[2022-05-15 23:09:48] [INFO ] Time to serialize gal into /tmp/CTLFireability4874054038601957959.gal : 2 ms
[2022-05-15 23:09:48] [INFO ] Time to serialize properties into /tmp/CTLFireability12833548852697649121.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4874054038601957959.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12833548852697649121.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...275
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1024,0.006116,4668,2,31,5,328,6,0,109,249,0


Converting to forward existential form...Done !
original formula: A(AX((!(EF(((((((wait_2>=1)&&(theProducts_2>=1))||((wait_2>=1)&&(theProducts_1>=1)))||(((wait_1>=1)&&(theProducts_2>=1))||((wait_1>=1)&&(...1694
=> equivalent forward existential formula: [((Init * !(EG(!((EX(E(((productSlots_1>=1)||(productSlots_2>=1)) U ((optionSlots_1>=1)||(optionSlots_2>=1)))) +...2879
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 8/0/18
Using saturation style SCC detection
(forward)formula 0,1,0.039331,5428,1,0,23,1869,41,13,717,1941,21
FORMULA DrinkVendingMachine-PT-02-CTLFireability-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 26/26 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 26/26 (removed 0) transitions.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 1 ms
[2022-05-15 23:09:48] [INFO ] Implicit Places using invariants in 32 ms returned []
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:48] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 4 ms
[2022-05-15 23:09:48] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 20/20 places, 26/26 transitions.
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Input system was already deterministic with 26 transitions.
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 4 ms
[2022-05-15 23:09:48] [INFO ] Time to serialize gal into /tmp/CTLFireability16919936945968608965.gal : 0 ms
[2022-05-15 23:09:48] [INFO ] Time to serialize properties into /tmp/CTLFireability17474011033164509705.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16919936945968608965.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17474011033164509705.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...276
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1024,0.005855,4672,2,31,5,328,6,0,109,249,0


Converting to forward existential form...Done !
original formula: EX(((((((wait_3>=1)&&(theProducts_2>=1))&&(theOptions_1>=1))||(((wait_3>=1)&&(theProducts_1>=1))&&(theOptions_2>=1)))||((((wait_3>=1)&&(t...482
=> equivalent forward existential formula: [(EY(Init) * ((((((wait_3>=1)&&(theProducts_2>=1))&&(theOptions_1>=1))||(((wait_3>=1)&&(theProducts_1>=1))&&(the...527
(forward)formula 0,1,0.009777,5164,1,0,9,379,8,1,206,249,2
FORMULA DrinkVendingMachine-PT-02-CTLFireability-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 26/26 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 26/26 (removed 0) transitions.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:48] [INFO ] Implicit Places using invariants in 29 ms returned []
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:48] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:48] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 20/20 places, 26/26 transitions.
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Input system was already deterministic with 26 transitions.
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 1 ms
[2022-05-15 23:09:48] [INFO ] Time to serialize gal into /tmp/CTLFireability3055569187068564841.gal : 1 ms
[2022-05-15 23:09:48] [INFO ] Time to serialize properties into /tmp/CTLFireability957075940252124329.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3055569187068564841.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability957075940252124329.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...273
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1024,0.005738,4644,2,31,5,328,6,0,109,249,0


Converting to forward existential form...Done !
original formula: AX(EF((EX(TRUE) + (AX((optionSlots_1<1)) * EG((((wait_6<1)||(theProducts_1<1))||((theOptions_1<1)||(theOptions_2<1))))))))
=> equivalent forward existential formula: [(EY(Init) * !(E(TRUE U (EX(TRUE) + (!(EX(!((optionSlots_1<1)))) * EG((((wait_6<1)||(theProducts_1<1))||((theOpt...199
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.011107,5348,1,0,9,955,24,3,625,795,10
FORMULA DrinkVendingMachine-PT-02-CTLFireability-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 26/26 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 26/26 (removed 0) transitions.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:48] [INFO ] Implicit Places using invariants in 26 ms returned []
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 0 ms
[2022-05-15 23:09:48] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
// Phase 1: matrix 26 rows 20 cols
[2022-05-15 23:09:48] [INFO ] Computed 10 place invariants in 1 ms
[2022-05-15 23:09:48] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 20/20 places, 26/26 transitions.
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Input system was already deterministic with 26 transitions.
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 1 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Time to serialize gal into /tmp/CTLFireability15391077231288281557.gal : 0 ms
[2022-05-15 23:09:48] [INFO ] Time to serialize properties into /tmp/CTLFireability7706283410595069157.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15391077231288281557.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7706283410595069157.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...275
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1024,0.00612,4504,2,31,5,328,6,0,109,249,0


Converting to forward existential form...Done !
original formula: AG(AX((((wait_5<1)||(theProducts_1<1))||((theOptions_1<1)||(theOptions_2<1)))))
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * !((((wait_5<1)||(theProducts_1<1))||((theOptions_1<1)||(theOptions_2<1)))))] = FALSE
(forward)formula 0,0,0.007517,5168,1,0,8,328,9,2,208,249,2
FORMULA DrinkVendingMachine-PT-02-CTLFireability-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
[2022-05-15 23:09:48] [INFO ] Flatten gal took : 2 ms
Total runtime 2869 ms.

BK_STOP 1652656188680

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination CTLFireability -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="DrinkVendingMachine-PT-02"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstools"
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 2-4028"
echo " Executing tool itstools"
echo " Input is DrinkVendingMachine-PT-02, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r078-tall-165260110100282"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-PT-02.tgz
mv DrinkVendingMachine-PT-02 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;