Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2020-input.r186-oct2-158987939200590.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is SharedMemory-PT-000200, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r186-oct2-158987939200590
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 212M
-rw-r--r-- 1 mcc users 5.9M Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 15M Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11M Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 29M Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.6M Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 6.7M Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 9.5M Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 29M Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.1M Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 13M Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.3M Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15M Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7M Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.3M Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_col
-rw-r--r-- 1 mcc users 7 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 6 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 64M Apr 27 15:14 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 SharedMemory-PT-000200-ReachabilityCardinality-00
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-01
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-02
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-03
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-04
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-05
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-06
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-07
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-08
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-09
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-10
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-11
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-12
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-13
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-14
FORMULA_NAME SharedMemory-PT-000200-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591252420600

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 06:33:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-04 06:33:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 06:33:44] [INFO ] Load time of PNML (sax parser for PT used): 1648 ms
[2020-06-04 06:33:44] [INFO ] Transformed 40601 places.
[2020-06-04 06:33:44] [INFO ] Transformed 80200 transitions.
[2020-06-04 06:33:44] [INFO ] Found NUPN structural information;
[2020-06-04 06:33:44] [INFO ] Parsed PT model containing 40601 places and 80200 transitions in 2098 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 33112 ms.
Working with output stream class java.io.PrintStream
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 22553 ms. (steps per millisecond=0 ) properties seen :[1, 1, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0]
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 9435 steps, including 0 resets, run timeout after 5079 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 9854 steps, including 0 resets, run timeout after 5036 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 74 ms. (steps per millisecond=135 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 76 ms. (steps per millisecond=131 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 73 ms. (steps per millisecond=137 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 76 ms. (steps per millisecond=131 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 92 ms. (steps per millisecond=108 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 80200 rows 40601 cols
[2020-06-04 06:35:32] [INFO ] Computed 401 place invariants in 41485 ms
[2020-06-04 06:35:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:35:37] [INFO ] [Real]Absence check using 401 positive place invariants in 900 ms returned (error "Failed to check-sat")
[2020-06-04 06:35:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 06:35:37] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 0
[2020-06-04 06:35:42] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:35:42] [INFO ] [Real]Absence check using 401 positive place invariants in 1057 ms returned (error "Failed to check-sat")
[2020-06-04 06:35:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 06:35:42] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 1
[2020-06-04 06:35:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:35:48] [INFO ] [Real]Absence check using 401 positive place invariants in 1029 ms returned (error "Failed to check-sat")
[2020-06-04 06:35:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 06:35:48] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 2
[2020-06-04 06:35:53] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 3
[2020-06-04 06:35:58] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (>= s35433 0)") while checking expression at index 4
[2020-06-04 06:36:03] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:36:03] [INFO ] [Real]Absence check using 401 positive place invariants in 1323 ms returned (error "Failed to check-sat")
[2020-06-04 06:36:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 06:36:03] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 5
[2020-06-04 06:36:08] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (<= s35005 1)") while checking expression at index 6
Support contains 40201 out of 40601 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 40601/40601 places, 80200/80200 transitions.
Free-agglomeration rule applied 200 times.
Iterating global reduction 0 with 200 rules applied. Total rules applied 200 place count 40601 transition count 80000
Reduce places removed 200 places and 0 transitions.
Drop transitions removed 200 transitions
Reduce isomorphic transitions removed 200 transitions.
Iterating post reduction 0 with 400 rules applied. Total rules applied 600 place count 40401 transition count 79800
Applied a total of 600 rules in 2176 ms. Remains 40401 /40601 variables (removed 200) and now considering 79800/80200 (removed 400) transitions.
Finished structural reductions, in 1 iterations. Remains : 40401/40601 places, 79800/80200 transitions.
Interrupted random walk after 11201 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 1]
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 9425 steps, including 0 resets, run timeout after 5024 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 9120 steps, including 0 resets, run timeout after 5040 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 935702 steps, including 0 resets, run timeout after 5004 ms. (steps per millisecond=186 ) properties seen :[0, 0, 1, 0, 0, 0]
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 934756 steps, including 0 resets, run timeout after 5007 ms. (steps per millisecond=186 ) properties seen :[0, 0, 1, 0, 0]
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 976514 steps, including 0 resets, run timeout after 5006 ms. (steps per millisecond=195 ) properties seen :[0, 0, 1, 0]
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 950541 steps, including 0 resets, run timeout after 5062 ms. (steps per millisecond=187 ) properties seen :[0, 0, 1]
FORMULA SharedMemory-PT-000200-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 79800 rows 40401 cols
[2020-06-04 06:37:53] [INFO ] Computed 401 place invariants in 42713 ms
[2020-06-04 06:38:14] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:38:19] [INFO ] [Real]Absence check using 401 positive place invariants in 18035 ms returned unknown
[2020-06-04 06:38:35] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:38:40] [INFO ] [Real]Absence check using 401 positive place invariants in 17138 ms returned unknown
Support contains 40201 out of 40401 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 40401/40401 places, 79800/79800 transitions.
Applied a total of 0 rules in 756 ms. Remains 40401 /40401 variables (removed 0) and now considering 79800/79800 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 40401/40401 places, 79800/79800 transitions.
Interrupted random walk after 9955 steps, including 0 resets, run timeout after 30004 ms. (steps per millisecond=0 ) properties seen :[0, 0]
Interrupted Best-First random walk after 10170 steps, including 0 resets, run timeout after 5024 ms. (steps per millisecond=2 ) properties seen :[0, 0]
Interrupted Best-First random walk after 9875 steps, including 0 resets, run timeout after 5072 ms. (steps per millisecond=1 ) properties seen :[0, 0]
Interrupted probabilistic random walk after 29345 steps, run timeout after 30037 ms. (steps per millisecond=0 ) properties seen :[0, 0]
Probabilistic random walk after 29345 steps, saw 207 distinct states, run finished after 30040 ms. (steps per millisecond=0 ) properties seen :[0, 0]
// Phase 1: matrix 79800 rows 40401 cols
[2020-06-04 06:40:34] [INFO ] Computed 401 place invariants in 42184 ms
[2020-06-04 06:40:53] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:40:58] [INFO ] [Real]Absence check using 401 positive place invariants in 17363 ms returned unknown
[2020-06-04 06:41:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:41:24] [INFO ] [Real]Absence check using 401 positive place invariants in 17595 ms returned unknown
Support contains 40201 out of 40401 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 40401/40401 places, 79800/79800 transitions.
Applied a total of 0 rules in 795 ms. Remains 40401 /40401 variables (removed 0) and now considering 79800/79800 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 40401/40401 places, 79800/79800 transitions.
Starting structural reductions, iteration 0 : 40401/40401 places, 79800/79800 transitions.
Applied a total of 0 rules in 663 ms. Remains 40401 /40401 variables (removed 0) and now considering 79800/79800 (removed 0) transitions.
// Phase 1: matrix 79800 rows 40401 cols
[2020-06-04 06:42:06] [INFO ] Computed 401 place invariants in 39915 ms
[2020-06-04 06:42:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:42:11] [INFO ] Implicit Places using invariants in 45078 ms returned []
Implicit Place search using SMT only with invariants took 45096 ms to find 0 implicit places.
// Phase 1: matrix 79800 rows 40401 cols
[2020-06-04 06:42:52] [INFO ] Computed 401 place invariants in 41092 ms
[2020-06-04 06:42:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:43:29] [INFO ] Performed 269/79800 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2020-06-04 06:43:52] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (>= s3174 1)") after 101184 ms
Finished structural reductions, in 1 iterations. Remains : 40401/40401 places, 79800/79800 transitions.
Interrupted random walk after 11589 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0, 0]
// Phase 1: matrix 79800 rows 40401 cols
[2020-06-04 06:45:02] [INFO ] Computed 401 place invariants in 39656 ms
[2020-06-04 06:45:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:45:22] [INFO ] [Real]Absence check using 401 positive place invariants in 14599 ms returned unknown
[2020-06-04 06:45:42] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:45:42] [INFO ] [Real]Absence check using 401 positive place invariants in 11713 ms returned unknown
Applied a total of 0 rules in 555 ms. Remains 40401 /40401 variables (removed 0) and now considering 79800/79800 (removed 0) transitions.
// Phase 1: matrix 79800 rows 40401 cols
[2020-06-04 06:46:23] [INFO ] Computed 401 place invariants in 40091 ms
[2020-06-04 06:46:44] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:46:49] [INFO ] [Real]Absence check using 401 positive place invariants in 17471 ms returned unknown
[2020-06-04 06:47:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:47:13] [INFO ] [Real]Absence check using 401 positive place invariants in 17457 ms returned unknown
[2020-06-04 06:47:13] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 78 ms.
[2020-06-04 06:47:14] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 514 ms.
[2020-06-04 06:47:19] [INFO ] Flatten gal took : 3342 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityCardinality @ SharedMemory-PT-000200 @ 3570 seconds
vrfy: finished
info: timeLeft: 2697
rslt: Output for ReachabilityCardinality @ SharedMemory-PT-000200
lola: LoLA will run for 3570 seconds at most (--timelimit)
lola: NET
lola: input: PNML file (--pnml)
lola: reading net from model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file model.pnml
lola: 120201/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 40401
lola: finding significant places
lola: 40401 places, 79800 transitions, 40000 significant places
lola: compute conflict clusters
lola: computed conflict clusters
lola: Computing conflicting sets
lola: Computing back conflicting sets
Killed
rslt: finished

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

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="SharedMemory-PT-000200"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itslola"
echo " Input is SharedMemory-PT-000200, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r186-oct2-158987939200590"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SharedMemory-PT-000200.tgz
mv SharedMemory-PT-000200 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;