fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r421-tajo-167905975000241
Last Updated
May 14, 2023

About the Execution of ITS-Tools for ShieldRVt-PT-005A

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
346.688 7527.00 13375.00 88.10 FTTFFFTTFFTTFFTF normal

Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r421-tajo-167905975000241.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is ShieldRVt-PT-005A, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r421-tajo-167905975000241
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 7.1K Feb 25 22:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Feb 25 22:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 25 22:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 25 22:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 17:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 22:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Feb 25 22:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 25 22:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 25 22:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:04 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 14K 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 ShieldRVt-PT-005A-CTLCardinality-00
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-01
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-02
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-03
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-04
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-05
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-06
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-07
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-08
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-09
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-10
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-11
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-12
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-13
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-14
FORMULA_NAME ShieldRVt-PT-005A-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679170966160

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=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-005A
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202303021504
[2023-03-18 20:22:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-18 20:22:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 20:22:48] [INFO ] Load time of PNML (sax parser for PT used): 29 ms
[2023-03-18 20:22:48] [INFO ] Transformed 43 places.
[2023-03-18 20:22:48] [INFO ] Transformed 43 transitions.
[2023-03-18 20:22:48] [INFO ] Found NUPN structural information;
[2023-03-18 20:22:48] [INFO ] Parsed PT model containing 43 places and 43 transitions and 176 arcs in 107 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 12 ms.
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA ShieldRVt-PT-005A-CTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-005A-CTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-005A-CTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-005A-CTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-005A-CTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 39 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 42/42 transitions.
Applied a total of 0 rules in 10 ms. Remains 43 /43 variables (removed 0) and now considering 42/42 (removed 0) transitions.
// Phase 1: matrix 42 rows 43 cols
[2023-03-18 20:22:48] [INFO ] Computed 21 place invariants in 5 ms
[2023-03-18 20:22:48] [INFO ] Implicit Places using invariants in 158 ms returned []
[2023-03-18 20:22:48] [INFO ] Invariant cache hit.
[2023-03-18 20:22:48] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 242 ms to find 0 implicit places.
[2023-03-18 20:22:48] [INFO ] Invariant cache hit.
[2023-03-18 20:22:48] [INFO ] Dead Transitions using invariants and state equation in 53 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 308 ms. Remains : 43/43 places, 42/42 transitions.
Support contains 39 out of 43 places after structural reductions.
[2023-03-18 20:22:48] [INFO ] Flatten gal took : 22 ms
[2023-03-18 20:22:48] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA ShieldRVt-PT-005A-CTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-18 20:22:48] [INFO ] Flatten gal took : 8 ms
[2023-03-18 20:22:48] [INFO ] Input system was already deterministic with 42 transitions.
Support contains 36 out of 43 places (down from 39) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 29) seen :27
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-18 20:22:49] [INFO ] Invariant cache hit.
[2023-03-18 20:22:49] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 20:22:49] [INFO ] [Nat]Absence check using 21 positive place invariants in 3 ms returned sat
[2023-03-18 20:22:49] [INFO ] After 34ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
Successfully simplified 2 atomic propositions for a total of 10 simplifications.
[2023-03-18 20:22:49] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 5 ms
FORMULA ShieldRVt-PT-005A-CTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 4 ms
[2023-03-18 20:22:49] [INFO ] Input system was already deterministic with 42 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 43/43 places, 42/42 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 42 transition count 41
Applied a total of 2 rules in 9 ms. Remains 42 /43 variables (removed 1) and now considering 41/42 (removed 1) transitions.
// Phase 1: matrix 41 rows 42 cols
[2023-03-18 20:22:49] [INFO ] Computed 21 place invariants in 1 ms
[2023-03-18 20:22:49] [INFO ] Implicit Places using invariants in 42 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 41/43 places, 41/42 transitions.
Applied a total of 0 rules in 4 ms. Remains 41 /41 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 57 ms. Remains : 41/43 places, 41/42 transitions.
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:49] [INFO ] Input system was already deterministic with 41 transitions.
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:49] [INFO ] Time to serialize gal into /tmp/CTLCardinality6852127484241296253.gal : 2 ms
[2023-03-18 20:22:49] [INFO ] Time to serialize properties into /tmp/CTLCardinality12851696768578290297.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality6852127484241296253.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality12851696768578290297.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
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,1.04858e+06,0.019998,3924,2,101,5,1949,6,0,207,2462,0


Converting to forward existential form...Done !
original formula: AG(EF((p28==1)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (p28==1))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.0262,4176,1,0,6,1949,14,0,1065,2462,5
FORMULA ShieldRVt-PT-005A-CTLCardinality-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 42/42 (removed 0) transitions.
// Phase 1: matrix 42 rows 43 cols
[2023-03-18 20:22:49] [INFO ] Computed 21 place invariants in 1 ms
[2023-03-18 20:22:49] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-18 20:22:49] [INFO ] Invariant cache hit.
[2023-03-18 20:22:49] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
[2023-03-18 20:22:49] [INFO ] Invariant cache hit.
[2023-03-18 20:22:49] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 145 ms. Remains : 43/43 places, 42/42 transitions.
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:49] [INFO ] Input system was already deterministic with 42 transitions.
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:49] [INFO ] Time to serialize gal into /tmp/CTLCardinality7629273581208491813.gal : 3 ms
[2023-03-18 20:22:49] [INFO ] Time to serialize properties into /tmp/CTLCardinality6139364351902707435.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality7629273581208491813.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality6139364351902707435.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
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,2.09715e+06,0.013658,3696,2,106,5,2052,6,0,216,2590,0


Converting to forward existential form...Done !
original formula: (AG(EX((EF(((p10==0)||(p2==1))) + AG(EF((p8==1)))))) * EF((p14==0)))
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * !(EX((E(TRUE U ((p10==0)||(p2==1))) + !(E(TRUE U !(E(TRUE U (p8==1)))))))))] = FALSE * [(In...192
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.022438,4276,1,0,8,2815,16,0,1121,2590,11
FORMULA ShieldRVt-PT-005A-CTLCardinality-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2023-03-18 20:22:49] [INFO ] Invariant cache hit.
[2023-03-18 20:22:49] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-18 20:22:49] [INFO ] Invariant cache hit.
[2023-03-18 20:22:49] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
[2023-03-18 20:22:49] [INFO ] Invariant cache hit.
[2023-03-18 20:22:49] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 131 ms. Remains : 43/43 places, 42/42 transitions.
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:49] [INFO ] Input system was already deterministic with 42 transitions.
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 4 ms
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:49] [INFO ] Time to serialize gal into /tmp/CTLCardinality7205890814079649460.gal : 1 ms
[2023-03-18 20:22:49] [INFO ] Time to serialize properties into /tmp/CTLCardinality16993019053938712582.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality7205890814079649460.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality16993019053938712582.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
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,2.09715e+06,0.012785,3700,2,106,5,2052,6,0,216,2590,0


Converting to forward existential form...Done !
original formula: EF(!(E(((p19==0)||(p28==1)) U EX(AF((p26==1))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(((p19==0)||(p28==1)) U EX(!(EG(!((p26==1))))))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 34/0/8
(forward)formula 0,0,0.023566,4280,1,0,10,3064,26,1,1245,2590,11
FORMULA ShieldRVt-PT-005A-CTLCardinality-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 43/43 places, 42/42 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 42 transition count 41
Applied a total of 2 rules in 4 ms. Remains 42 /43 variables (removed 1) and now considering 41/42 (removed 1) transitions.
// Phase 1: matrix 41 rows 42 cols
[2023-03-18 20:22:49] [INFO ] Computed 21 place invariants in 0 ms
[2023-03-18 20:22:49] [INFO ] Implicit Places using invariants in 39 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 40 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 41/43 places, 41/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 41 /41 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 47 ms. Remains : 41/43 places, 41/42 transitions.
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 4 ms
[2023-03-18 20:22:49] [INFO ] Input system was already deterministic with 41 transitions.
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:49] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:49] [INFO ] Time to serialize gal into /tmp/CTLCardinality18267050224237562533.gal : 1 ms
[2023-03-18 20:22:49] [INFO ] Time to serialize properties into /tmp/CTLCardinality18029587946991406679.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality18267050224237562533.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality18029587946991406679.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
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,1.04858e+06,0.01264,3684,2,101,5,1949,6,0,207,2462,0


Converting to forward existential form...Done !
original formula: EF(AG(EF((((p5==0)||(p34==1))&&((p42==0)||(p41==1))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(E(TRUE U (((p5==0)||(p34==1))&&((p42==0)||(p41==1))))))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.02048,4000,1,0,6,2281,14,0,1071,2462,5
FORMULA ShieldRVt-PT-005A-CTLCardinality-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 43/43 places, 42/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 43 /43 variables (removed 0) and now considering 42/42 (removed 0) transitions.
// Phase 1: matrix 42 rows 43 cols
[2023-03-18 20:22:49] [INFO ] Computed 21 place invariants in 1 ms
[2023-03-18 20:22:49] [INFO ] Implicit Places using invariants in 51 ms returned []
[2023-03-18 20:22:49] [INFO ] Invariant cache hit.
[2023-03-18 20:22:50] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
[2023-03-18 20:22:50] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 20:22:50] [INFO ] Invariant cache hit.
[2023-03-18 20:22:50] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 139 ms. Remains : 43/43 places, 42/42 transitions.
[2023-03-18 20:22:50] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:50] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:50] [INFO ] Input system was already deterministic with 42 transitions.
[2023-03-18 20:22:50] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:50] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:50] [INFO ] Time to serialize gal into /tmp/CTLCardinality12970602558087747130.gal : 0 ms
[2023-03-18 20:22:50] [INFO ] Time to serialize properties into /tmp/CTLCardinality8512524051929401843.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality12970602558087747130.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality8512524051929401843.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
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,2.09715e+06,0.012825,3700,2,106,5,2052,6,0,216,2590,0


Converting to forward existential form...Done !
original formula: AG((EG((p14!=1)) + A(((p25==1)||(p35==1)) U (E(((p17==0)||(p36==1)) U (p19==1)) + (p38==1)))))
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * !(!((E(!((E(((p17==0)||(p36==1)) U (p19==1)) + (p38==1))) U (!(((p25==1)||(p35==1))) * !((E...292
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 34/0/8
Using saturation style SCC detection
(forward)formula 0,0,0.032656,5072,1,0,18,4764,34,6,1290,4151,14
FORMULA ShieldRVt-PT-005A-CTLCardinality-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2023-03-18 20:22:50] [INFO ] Invariant cache hit.
[2023-03-18 20:22:50] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-18 20:22:50] [INFO ] Invariant cache hit.
[2023-03-18 20:22:50] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-03-18 20:22:50] [INFO ] Invariant cache hit.
[2023-03-18 20:22:50] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 122 ms. Remains : 43/43 places, 42/42 transitions.
[2023-03-18 20:22:50] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:50] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:50] [INFO ] Input system was already deterministic with 42 transitions.
[2023-03-18 20:22:50] [INFO ] Flatten gal took : 5 ms
[2023-03-18 20:22:50] [INFO ] Flatten gal took : 6 ms
[2023-03-18 20:22:50] [INFO ] Time to serialize gal into /tmp/CTLCardinality1143824846970055547.gal : 4 ms
[2023-03-18 20:22:50] [INFO ] Time to serialize properties into /tmp/CTLCardinality754012760873831201.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality1143824846970055547.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality754012760873831201.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
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,2.09715e+06,0.01312,3700,2,106,5,2052,6,0,216,2590,0


Converting to forward existential form...Done !
original formula: EG((((AX(((p12==0)&&(p20==1))) + EX(EX(((p38==0)&&(p15==1))))) + (AX(AF(EG(((p8==0)&&(p30==1))))) + (p14==0))) + (((p41==1)||(p5==0)) + (...221
=> equivalent forward existential formula: [FwdG(Init,(((!(EX(!(((p12==0)&&(p20==1))))) + EX(EX(((p38==0)&&(p15==1))))) + (!(EX(!(!(EG(!(EG(((p8==0)&&(p30=...294
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,1,2.84513,107216,1,0,121,301900,40,80,1293,1.02227e+06,98
FORMULA ShieldRVt-PT-005A-CTLCardinality-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 43/43 places, 42/42 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 42 transition count 41
Applied a total of 2 rules in 9 ms. Remains 42 /43 variables (removed 1) and now considering 41/42 (removed 1) transitions.
// Phase 1: matrix 41 rows 42 cols
[2023-03-18 20:22:53] [INFO ] Computed 21 place invariants in 1 ms
[2023-03-18 20:22:53] [INFO ] Implicit Places using invariants in 56 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 57 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 41/43 places, 41/42 transitions.
Applied a total of 0 rules in 3 ms. Remains 41 /41 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 70 ms. Remains : 41/43 places, 41/42 transitions.
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 4 ms
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:53] [INFO ] Input system was already deterministic with 41 transitions.
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:53] [INFO ] Time to serialize gal into /tmp/CTLCardinality4343041909616196188.gal : 1 ms
[2023-03-18 20:22:53] [INFO ] Time to serialize properties into /tmp/CTLCardinality16068241833424447359.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality4343041909616196188.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality16068241833424447359.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
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,1.04858e+06,0.032431,3684,2,101,5,1949,6,0,207,2462,0


Converting to forward existential form...Done !
original formula: AG(AF(((p29==0)||(p20==1))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),!(((p29==0)||(p20==1))))] = FALSE
Hit Full ! (commute/partial/dont) 33/8/8
(forward)formula 0,0,0.04939,4000,1,0,7,2387,20,0,1191,2462,9
FORMULA ShieldRVt-PT-005A-CTLCardinality-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 43/43 places, 42/42 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 42 transition count 41
Applied a total of 2 rules in 4 ms. Remains 42 /43 variables (removed 1) and now considering 41/42 (removed 1) transitions.
[2023-03-18 20:22:53] [INFO ] Invariant cache hit.
[2023-03-18 20:22:53] [INFO ] Implicit Places using invariants in 46 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 41/43 places, 41/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 41 /41 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 53 ms. Remains : 41/43 places, 41/42 transitions.
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 2 ms
[2023-03-18 20:22:53] [INFO ] Input system was already deterministic with 41 transitions.
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:53] [INFO ] Time to serialize gal into /tmp/CTLCardinality7646276916012275850.gal : 1 ms
[2023-03-18 20:22:53] [INFO ] Time to serialize properties into /tmp/CTLCardinality17390644313930455896.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality7646276916012275850.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality17390644313930455896.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
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,1.04858e+06,0.0191,3684,2,101,5,1949,6,0,207,2462,0


Converting to forward existential form...Done !
original formula: EF(EG(((p39==1)&&((p0==0)||(p14==1)))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),((p39==1)&&((p0==0)||(p14==1))))] != FALSE
Hit Full ! (commute/partial/dont) 33/8/8
(forward)formula 0,1,0.030863,4000,1,0,8,2497,19,0,1185,2462,9
FORMULA ShieldRVt-PT-005A-CTLCardinality-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 43/43 places, 42/42 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 42 transition count 41
Applied a total of 2 rules in 4 ms. Remains 42 /43 variables (removed 1) and now considering 41/42 (removed 1) transitions.
[2023-03-18 20:22:53] [INFO ] Invariant cache hit.
[2023-03-18 20:22:53] [INFO ] Implicit Places using invariants in 38 ms returned [35]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 39 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 41/43 places, 41/42 transitions.
Applied a total of 0 rules in 2 ms. Remains 41 /41 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 45 ms. Remains : 41/43 places, 41/42 transitions.
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 6 ms
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:53] [INFO ] Input system was already deterministic with 41 transitions.
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:53] [INFO ] Time to serialize gal into /tmp/CTLCardinality16649790005148290057.gal : 1 ms
[2023-03-18 20:22:53] [INFO ] Time to serialize properties into /tmp/CTLCardinality4452628342628289221.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLCardinality16649790005148290057.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality4452628342628289221.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
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,1.04858e+06,0.01573,3684,2,101,5,1949,6,0,207,2462,0


Converting to forward existential form...Done !
original formula: EF(AG((!(E((p42==1) U (((p11==0)||(p12==1))&&((p7==0)||(p37==1))))) + !(A(AG(((p39==0)||(p19==1))) U EF((p25==0)))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !((!(E((p42==1) U (((p11==0)||(p12==1))&&((p7==0)||(p37==1))))) + !(!((E(!(E(TRUE...283
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 36/0/5
(forward)formula 0,0,0.030047,4264,1,0,11,2375,31,2,1190,2462,14
FORMULA ShieldRVt-PT-005A-CTLCardinality-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

[2023-03-18 20:22:53] [INFO ] Flatten gal took : 3 ms
[2023-03-18 20:22:53] [INFO ] Flatten gal took : 3 ms
Total runtime 5382 ms.

BK_STOP 1679170973687

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="ShieldRVt-PT-005A"
export BK_EXAMINATION="CTLCardinality"
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 2-5348"
echo " Executing tool itstools"
echo " Input is ShieldRVt-PT-005A, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r421-tajo-167905975000241"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-005A.tgz
mv ShieldRVt-PT-005A execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;