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.r165-tall-167838850000137.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...........................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is Eratosthenes-PT-010, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r165-tall-167838850000137
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 444K
-rw-r--r-- 1 mcc users 5.9K Feb 25 11:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K Feb 25 11:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 25 11:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 25 11:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Feb 25 11:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Feb 25 11:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Feb 25 11:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K Feb 25 11:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 4.5K Mar 5 18:22 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-00
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-01
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-02
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-03
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-04
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-05
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-06
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-07
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-08
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-09
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-10
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-11
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-12
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-13
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-14
FORMULA_NAME Eratosthenes-PT-010-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679444796578

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=Eratosthenes-PT-010
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202303021504
[2023-03-22 00:26:38] [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]
[2023-03-22 00:26:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 00:26:38] [INFO ] Load time of PNML (sax parser for PT used): 18 ms
[2023-03-22 00:26:38] [INFO ] Transformed 9 places.
[2023-03-22 00:26:38] [INFO ] Transformed 8 transitions.
[2023-03-22 00:26:38] [INFO ] Parsed PT model containing 9 places and 8 transitions and 24 arcs in 76 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 12 ms.
Initial state reduction rules removed 1 formulas.
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce redundant transitions removed 2 transitions.
FORMULA Eratosthenes-PT-010-CTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Eratosthenes-PT-010-CTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Eratosthenes-PT-010-CTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 5 out of 5 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 6/6 transitions.
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 5 transition count 5
Applied a total of 1 rules in 9 ms. Remains 5 /5 variables (removed 0) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 5 cols
[2023-03-22 00:26:38] [INFO ] Computed 0 place invariants in 5 ms
[2023-03-22 00:26:38] [INFO ] Implicit Places using invariants in 110 ms returned []
[2023-03-22 00:26:38] [INFO ] Invariant cache hit.
[2023-03-22 00:26:38] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
[2023-03-22 00:26:38] [INFO ] Invariant cache hit.
[2023-03-22 00:26:38] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 5/5 places, 5/6 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 216 ms. Remains : 5/5 places, 5/6 transitions.
Support contains 5 out of 5 places after structural reductions.
[2023-03-22 00:26:38] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2023-03-22 00:26:39] [INFO ] Flatten gal took : 13 ms
FORMULA Eratosthenes-PT-010-CTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Eratosthenes-PT-010-CTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-22 00:26:39] [INFO ] Flatten gal took : 2 ms
[2023-03-22 00:26:39] [INFO ] Input system was already deterministic with 5 transitions.
Incomplete random walk after 10000 steps, including 1666 resets, run finished after 394 ms. (steps per millisecond=25 ) properties (out of 21) seen :13
Incomplete Best-First random walk after 10000 steps, including 500 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 500 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 500 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 500 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 500 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 500 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 500 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 500 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-22 00:26:39] [INFO ] Invariant cache hit.
[2023-03-22 00:26:39] [INFO ] After 52ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0 real:5
[2023-03-22 00:26:40] [INFO ] After 46ms SMT Verify possible using all constraints in natural domain returned unsat :8 sat :0
Fused 8 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 8 atomic propositions for a total of 11 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA Eratosthenes-PT-010-CTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-22 00:26:40] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
FORMULA Eratosthenes-PT-010-CTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Input system was already deterministic with 5 transitions.
Support contains 4 out of 5 places (down from 5) after GAL structural reductions.
Computed a total of 5 stabilizing places and 5 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 5 transition count 5
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
AF dead knowledge conclusive for 3 formulas.
Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 5/5 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 1 transition count 1
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 1 transition count 1
Applied a total of 8 rules in 2 ms. Remains 1 /5 variables (removed 4) and now considering 1/5 (removed 4) transitions.
// Phase 1: matrix 1 rows 1 cols
[2023-03-22 00:26:40] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants in 13 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 32 ms to find 0 implicit places.
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1/5 places, 1/5 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 56 ms. Remains : 1/5 places, 1/5 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Input system was already deterministic with 1 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality4380133565354111365.gal : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality8390474665229367224.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/CTLCardinality4380133565354111365.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality8390474665229367224.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,6,0.009522,3108,2,2,5,18,6,0,5,19,0


Converting to forward existential form...Done !
original formula: AX(FALSE)
=> equivalent forward existential formula: [(EY(Init) * !(FALSE))] = FALSE
(forward)formula 0,0,0.009595,3108,1,0,6,18,7,1,7,19,1
FORMULA Eratosthenes-PT-010-CTLCardinality-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 5/5 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 3 transition count 3
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 3 transition count 3
Applied a total of 4 rules in 0 ms. Remains 3 /5 variables (removed 2) and now considering 3/5 (removed 2) transitions.
// Phase 1: matrix 3 rows 3 cols
[2023-03-22 00:26:40] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3/5 places, 3/5 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 3/5 places, 3/5 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 2 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Input system was already deterministic with 3 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality3583964700502690624.gal : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality2697497475602792495.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/CTLCardinality3583964700502690624.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality2697497475602792495.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,16,0.001843,3284,2,4,5,26,6,0,12,21,0


Converting to forward existential form...Done !
original formula: EG((EX(TRUE) + (p10<=p4)))
=> equivalent forward existential formula: [FwdG(Init,(EX(TRUE) + (p10<=p4)))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.002351,3284,1,0,12,74,13,5,58,85,12
FORMULA Eratosthenes-PT-010-CTLCardinality-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 5/5 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 3 transition count 3
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 3 transition count 3
Applied a total of 4 rules in 1 ms. Remains 3 /5 variables (removed 2) and now considering 3/5 (removed 2) transitions.
// Phase 1: matrix 3 rows 3 cols
[2023-03-22 00:26:40] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants in 13 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 3/5 places, 3/5 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60 ms. Remains : 3/5 places, 3/5 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Input system was already deterministic with 3 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality2845530949627012558.gal : 0 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality7099515740750827674.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/CTLCardinality2845530949627012558.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality7099515740750827674.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,16,0.001856,3288,2,4,5,24,6,0,12,21,0


Converting to forward existential form...Done !
original formula: AF(!(A((p8>=1) U AX(EF((p10<=0))))))
=> equivalent forward existential formula: [FwdG(Init,!(!(!((E(!(!(EX(!(E(TRUE U (p10<=0)))))) U (!((p8>=1)) * !(!(EX(!(E(TRUE U (p10<=0)))))))) + EG(!(!(E...196
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.003529,3868,1,0,12,66,22,4,62,78,14
FORMULA Eratosthenes-PT-010-CTLCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 5/5 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 2 transition count 2
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 2 transition count 2
Applied a total of 6 rules in 0 ms. Remains 2 /5 variables (removed 3) and now considering 2/5 (removed 3) transitions.
// Phase 1: matrix 2 rows 2 cols
[2023-03-22 00:26:40] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants in 14 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2/5 places, 2/5 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60 ms. Remains : 2/5 places, 2/5 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Input system was already deterministic with 2 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality1798689242994370940.gal : 0 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality12219560742212045526.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/CTLCardinality1798689242994370940.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality12219560742212045526.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,10,0.005296,3276,2,3,5,24,6,0,9,20,0


Converting to forward existential form...Done !
original formula: EG(AX(AF(EG((p4<=0)))))
=> equivalent forward existential formula: [FwdG(Init,!(EX(!(!(EG(!(EG((p4<=0)))))))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 1/0/1
(forward)formula 0,1,0.008412,3592,1,0,13,58,22,7,50,70,15
FORMULA Eratosthenes-PT-010-CTLCardinality-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 5/5 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 1 transition count 1
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 1 transition count 1
Applied a total of 8 rules in 0 ms. Remains 1 /5 variables (removed 4) and now considering 1/5 (removed 4) transitions.
// Phase 1: matrix 1 rows 1 cols
[2023-03-22 00:26:40] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1/5 places, 1/5 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68 ms. Remains : 1/5 places, 1/5 transitions.
[2023-03-22 00:26:40] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 2 ms
FORMULA Eratosthenes-PT-010-CTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Input system was already deterministic with 1 transitions.
Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 5/5 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 1 transition count 1
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 1 transition count 1
Applied a total of 8 rules in 1 ms. Remains 1 /5 variables (removed 4) and now considering 1/5 (removed 4) transitions.
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants in 14 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1/5 places, 1/5 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61 ms. Remains : 1/5 places, 1/5 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Input system was already deterministic with 1 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality14797820803256837640.gal : 2 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality8714785299673278888.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/CTLCardinality14797820803256837640.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality8714785299673278888.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,6,0.002278,3272,2,2,5,18,6,0,5,19,0


Converting to forward existential form...Done !
original formula: AX(FALSE)
=> equivalent forward existential formula: [(EY(Init) * !(FALSE))] = FALSE
(forward)formula 0,0,0.002347,3272,1,0,6,18,7,1,7,19,1
FORMULA Eratosthenes-PT-010-CTLCardinality-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 5/5 places, 5/5 transitions.
Graph (complete) has 0 edges and 5 vertex of which 1 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions removed 4 transitions
Applied a total of 1 rules in 3 ms. Remains 1 /5 variables (removed 4) and now considering 1/5 (removed 4) transitions.
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants in 13 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 32 ms to find 0 implicit places.
[2023-03-22 00:26:40] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Dead Transitions using invariants and state equation in 15 ms found 0 transitions.
Starting structural reductions in SI_CTL mode, iteration 1 : 1/5 places, 1/5 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 57 ms. Remains : 1/5 places, 1/5 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Input system was already deterministic with 1 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality1178455137019529842.gal : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality8266265592600765113.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/CTLCardinality1178455137019529842.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality8266265592600765113.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,2,0.003118,3272,2,2,5,6,6,0,5,4,0


Converting to forward existential form...Done !
original formula: AG(EF((p9>=1)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (p9>=1))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.005084,3588,1,0,6,8,14,3,17,6,5
FORMULA Eratosthenes-PT-010-CTLCardinality-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 5/5 places, 5/5 transitions.
Graph (complete) has 0 edges and 5 vertex of which 3 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Applied a total of 1 rules in 1 ms. Remains 3 /5 variables (removed 2) and now considering 3/5 (removed 2) transitions.
// Phase 1: matrix 3 rows 3 cols
[2023-03-22 00:26:40] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-03-22 00:26:40] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Starting structural reductions in SI_CTL mode, iteration 1 : 3/5 places, 3/5 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 66 ms. Remains : 3/5 places, 3/5 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Input system was already deterministic with 3 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize gal into /tmp/CTLCardinality9170086591454755145.gal : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize properties into /tmp/CTLCardinality9207291946514590552.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/CTLCardinality9170086591454755145.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality9207291946514590552.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,8,0.00196,3284,2,4,5,18,6,0,12,14,0


Converting to forward existential form...Done !
original formula: AF(AG(((p4>1)||((p9<1)&&(p8<1)))))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !(((p4>1)||((p9<1)&&(p8<1))))))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
dead was empty
(forward)formula 0,1,0.002982,3600,1,0,10,48,17,3,60,47,10
FORMULA Eratosthenes-PT-010-CTLCardinality-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 5/5 places, 5/5 transitions.
Graph (complete) has 0 edges and 5 vertex of which 1 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions removed 4 transitions
Applied a total of 1 rules in 0 ms. Remains 1 /5 variables (removed 4) and now considering 1/5 (removed 4) transitions.
// Phase 1: matrix 1 rows 1 cols
[2023-03-22 00:26:40] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants in 13 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-22 00:26:40] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-22 00:26:40] [INFO ] Invariant cache hit.
[2023-03-22 00:26:40] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Starting structural reductions in SI_CTL mode, iteration 1 : 1/5 places, 1/5 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 66 ms. Remains : 1/5 places, 1/5 transitions.
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 2 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Input system was already deterministic with 1 transitions.
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
FORMULA Eratosthenes-PT-010-CTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17890802755349014247.gal : 1 ms
[2023-03-22 00:26:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1643572271027112272.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17890802755349014247.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1643572271027112272.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
[2023-03-22 00:26:40] [INFO ] Flatten gal took : 0 ms
Total runtime 2528 ms.
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality1643572271027112272.prop.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,2,0.008629,3268,2,2,5,6,6,0,5,4,0
Total reachable state count : 2

ITS tools runner thread asked to quit. Dying gracefully.

BK_STOP 1679444801918

--------------------
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:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ 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="Eratosthenes-PT-010"
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 Eratosthenes-PT-010, 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 r165-tall-167838850000137"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Eratosthenes-PT-010.tgz
mv Eratosthenes-PT-010 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 ;