Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r064-smll-177946904300038.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is Champagne-PT-H06T1U, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r064-smll-177946904300038
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 6.6K Mar 6 10:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 6 10:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 6 10:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 6 10:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:58 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 07:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 07:59 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 07:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Mar 6 10:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 86K Mar 6 10:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 6 10:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Mar 6 10:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:59 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:59 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 148K Mar 3 18:30 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1779479844082

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Champagne-PT-H06T1U
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-22 19:57:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-22 19:57:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 19:57:26] [INFO ] Load time of PNML (sax parser for PT used): 224 ms
[2026-05-22 19:57:26] [INFO ] Transformed 519 places.
[2026-05-22 19:57:27] [INFO ] Transformed 668 transitions.
[2026-05-22 19:57:27] [INFO ] Found NUPN structural information;
[2026-05-22 19:57:27] [INFO ] Parsed PT model containing 519 places and 668 transitions and 1625 arcs in 465 ms.
Graph (trivial) has 532 edges and 519 vertex of which 184 / 519 are part of one of the 20 SCC in 9 ms
Free SCC test removed 164 places
Structural test allowed to assert that 313 places are NOT stable. Took 57 ms.
Ensure Unique test removed 178 transitions
Reduce redundant transitions removed 178 transitions.
[2026-05-22 19:57:28] [INFO ] Flatten gal took : 215 ms
RANDOM walk for 40000 steps (218 resets) in 3076 ms. (12 steps per ms) remains 20/206 properties
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 49 ms. (80 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (8 resets) in 41 ms. (95 steps per ms) remains 20/20 properties
[2026-05-22 19:57:28] [INFO ] Flatten gal took : 99 ms
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 56 ms. (70 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 20/20 properties
[2026-05-22 19:57:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3242424757033662729.gal : 72 ms
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 20/20 properties
[2026-05-22 19:57:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2051268415670513464.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3242424757033662729.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2051268415670513464.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
[2026-05-22 19:57:28] [INFO ] Flow matrix only has 471 transitions (discarded 19 similar events)
Loading property file /tmp/ReachabilityCardinality2051268415670513464.prop.
// Phase 1: matrix 471 rows 355 cols
[2026-05-22 19:57:28] [INFO ] Computed 20 invariants in 22 ms
[2026-05-22 19:57:28] [INFO ] State equation strengthened by 1 read => feed constraints.
SDD proceeding with computation,20 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,20 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,20 properties remain. new max is 16
SDD size :10 after 30
SDD proceeding with computation,20 properties remain. new max is 32
SDD size :30 after 527
SDD proceeding with computation,20 properties remain. new max is 64
SDD size :527 after 3282
SDD proceeding with computation,20 properties remain. new max is 128
SDD size :3282 after 52703
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,20 properties remain. new max is 256
SDD size :52703 after 262358
SDD proceeding with computation,20 properties remain. new max is 512
SDD size :262358 after 409286
SDD proceeding with computation,20 properties remain. new max is 1024
SDD size :409286 after 2.67016e+07
SDD proceeding with computation,20 properties remain. new max is 2048
SDD size :2.67016e+07 after 5.061e+10
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
SDD proceeding with computation,20 properties remain. new max is 4096
SDD size :5.061e+10 after 1.391e+16
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 335/355 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/355 variables, 335/375 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Invariant property smplace_344 does not hold.
Invariant property smplace_332 does not hold.
Invariant property smplace_312 does not hold.
Invariant property smplace_293 does not hold.
Invariant property smplace_272 does not hold.
Invariant property smplace_253 does not hold.
Invariant property smplace_234 does not hold.
Invariant property smplace_212 does not hold.
Invariant property smplace_193 does not hold.
Invariant property smplace_174 does not hold.
Invariant property smplace_155 does not hold.
Invariant property smplace_132 does not hold.
Invariant property smplace_113 does not hold.
Invariant property smplace_94 does not hold.
Invariant property smplace_75 does not hold.
Invariant property smplace_58 does not hold.
Invariant property smplace_45 does not hold.
Invariant property smplace_32 does not hold.
Invariant property smplace_19 does not hold.
Invariant property smplace_6 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 4097 fixpoint passes
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,3.26562e+23,0.996691,23792,2,5373,29,80554,6,0,1892,71892,0
Total reachable state count : 326562066341051026210816

Verifying 20 reachability properties.
Invariant property smplace_6 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_6,1,0.999412,23920,2,356,29,80554,7,0,1895,71892,0
Invariant property smplace_19 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_19,3,1.00127,23920,2,365,29,80554,8,0,1897,71892,0
Invariant property smplace_32 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_32,9,1.00313,23920,2,374,29,80554,9,0,1899,71892,0
Invariant property smplace_45 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_45,27,1.00483,23920,2,383,29,80554,10,0,1901,71892,0
Invariant property smplace_58 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_58,81,1.0066,23920,2,392,29,80554,11,0,1903,71892,0
Invariant property smplace_75 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_75,243,1.00838,23920,2,401,29,80554,12,0,1905,71892,0
Invariant property smplace_94 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_94,800239,1.01009,23920,2,593,29,80554,13,0,1907,71892,0
Invariant property smplace_113 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_113,8.00019e+06,1.01167,23920,2,661,29,80554,14,0,1909,71892,0
Invariant property smplace_132 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_132,7.27996e+07,1.01316,23920,2,729,29,80554,15,0,1911,71892,0
Invariant property smplace_155 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_155,6.55994e+08,1.01466,23920,2,797,29,80554,16,0,1913,71892,0
Invariant property smplace_174 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_174,5.30836e+10,1.01612,23920,2,1148,29,80554,17,0,1915,71892,0
Invariant property smplace_193 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_193,5.23252e+11,1.01737,23920,2,1318,29,80554,18,0,1917,71892,0
Invariant property smplace_212 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_212,5.23252e+11,1.01854,23920,2,1318,29,80554,19,0,1919,71892,0
Invariant property smplace_234 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_234,5.23252e+11,1.01967,23920,2,1318,29,80554,20,0,1921,71892,0
Invariant property smplace_253 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_253,5.23252e+11,1.02062,23920,2,1318,29,80554,21,0,1923,71892,0
Invariant property smplace_272 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_272,5.23252e+11,1.02148,23920,2,1318,29,80554,22,0,1925,71892,0
Invariant property smplace_293 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_293,5.23252e+11,1.02231,23920,2,1318,29,80554,23,0,1927,71892,0
Invariant property smplace_312 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_312,5.23252e+11,1.02306,23920,2,1318,29,80554,24,0,1929,71892,0
Invariant property smplace_332 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_332,5.23252e+11,1.0237,23920,2,1318,29,80554,25,0,1931,71892,0
Invariant property smplace_344 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_344,5.23252e+11,1.02435,23920,2,1318,29,80554,26,0,1933,71892,0
After SMT solving in domain Real declared 355/826 variables, and 375 constraints, problems are : Problem set: 20 solved, 0 unsolved in 975 ms.
Refiners :[Domain max(s): 355/355 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 0/355 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1095ms problems are : Problem set: 20 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Able to resolve query StableMarking after proving 208 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST DECISION_DIAGRAMS TRIVIAL_UNMARKED_SCC_TEST COLLATERAL_PROCESSING TOPOLOGICAL
Total runtime 3176 ms.

BK_STOP 1779479849713

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="Champagne-PT-H06T1U"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5973"
echo " Executing tool gold2025"
echo " Input is Champagne-PT-H06T1U, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r064-smll-177946904300038"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H06T1U.tgz
mv Champagne-PT-H06T1U execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;