Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r113-smll-162075355600047.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2021-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is FlexibleBarrier-PT-14b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r113-smll-162075355600047
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 106K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.8K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 88K May 10 09:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K Mar 28 16:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 28 16:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 28 16:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 23 11:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 23 11:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 22 19:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 22 19:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 09:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 4 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 726K May 5 16:51 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 FlexibleBarrier-PT-14b-ReachabilityCardinality-00
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-01
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-02
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-03
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-04
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-05
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-06
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-07
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-08
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-09
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-10
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-11
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-12
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-13
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-14
FORMULA_NAME FlexibleBarrier-PT-14b-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1620920142773

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 15:35:45] [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]
[2021-05-13 15:35:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 15:35:46] [INFO ] Load time of PNML (sax parser for PT used): 411 ms
[2021-05-13 15:35:46] [INFO ] Transformed 2678 places.
[2021-05-13 15:35:46] [INFO ] Transformed 3085 transitions.
[2021-05-13 15:35:46] [INFO ] Found NUPN structural information;
[2021-05-13 15:35:46] [INFO ] Parsed PT model containing 2678 places and 3085 transitions in 588 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 157 ms.
Working with output stream class java.io.PrintStream
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 101 resets, run finished after 168 ms. (steps per millisecond=59 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 32 ms. (steps per millisecond=312 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 28 ms. (steps per millisecond=357 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 24 ms. (steps per millisecond=416 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted probabilistic random walk after 3484962 steps, run timeout after 30001 ms. (steps per millisecond=116 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Probabilistic random walk after 3484962 steps, saw 354906 distinct states, run finished after 30002 ms. (steps per millisecond=116 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 3085 rows 2678 cols
[2021-05-13 15:36:17] [INFO ] Computed 16 place invariants in 206 ms
[2021-05-13 15:36:18] [INFO ] [Real]Absence check using 16 positive place invariants in 193 ms returned sat
[2021-05-13 15:36:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 15:36:22] [INFO ] [Real]Absence check using state equation in 3768 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 15:36:23] [INFO ] [Real]Absence check using 16 positive place invariants in 171 ms returned sat
[2021-05-13 15:36:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 15:36:27] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 15:36:27] [INFO ] [Real]Absence check using state equation in 4119 ms returned (error "Failed to check-sat")
[2021-05-13 15:36:28] [INFO ] [Real]Absence check using 16 positive place invariants in 176 ms returned sat
[2021-05-13 15:36:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 15:36:32] [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: Stream closed (= s629 (- t2017 t2943))") while checking expression at index 2
[2021-05-13 15:36:33] [INFO ] [Real]Absence check using 16 positive place invariants in 165 ms returned sat
[2021-05-13 15:36:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 15:36:37] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 15:36:37] [INFO ] [Real]Absence check using state equation in 4251 ms returned (error "Failed to check-sat")
[2021-05-13 15:36:38] [INFO ] [Real]Absence check using 16 positive place invariants in 165 ms returned sat
[2021-05-13 15:36:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 15:36:42] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 15:36:42] [INFO ] [Real]Absence check using state equation in 4418 ms returned (error "Failed to check-sat")
[2021-05-13 15:36:43] [INFO ] [Real]Absence check using 16 positive place invariants in 233 ms returned sat
[2021-05-13 15:36:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 15:36:47] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 15:36:47] [INFO ] [Real]Absence check using state equation in 4122 ms returned (error "Failed to check-sat")
[2021-05-13 15:36:48] [INFO ] [Real]Absence check using 16 positive place invariants in 265 ms returned sat
[2021-05-13 15:36:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 15:36:52] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 15:36:52] [INFO ] [Real]Absence check using state equation in 4251 ms returned (error "Failed to check-sat")
[2021-05-13 15:36:53] [INFO ] [Real]Absence check using 16 positive place invariants in 251 ms returned sat
[2021-05-13 15:36:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 15:36:57] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 15:36:57] [INFO ] [Real]Absence check using state equation in 4093 ms returned (error "Failed to check-sat")
Support contains 24 out of 2678 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2678/2678 places, 3085/3085 transitions.
Graph (trivial) has 2598 edges and 2678 vertex of which 86 / 2678 are part of one of the 14 SCC in 35 ms
Free SCC test removed 72 places
Drop transitions removed 87 transitions
Reduce isomorphic transitions removed 87 transitions.
Performed 659 Post agglomeration using F-continuation condition.Transition count delta: 659
Iterating post reduction 0 with 746 rules applied. Total rules applied 747 place count 2606 transition count 2339
Reduce places removed 659 places and 0 transitions.
Iterating post reduction 1 with 659 rules applied. Total rules applied 1406 place count 1947 transition count 2339
Performed 170 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 170 Pre rules applied. Total rules applied 1406 place count 1947 transition count 2169
Deduced a syphon composed of 170 places in 10 ms
Reduce places removed 170 places and 0 transitions.
Iterating global reduction 2 with 340 rules applied. Total rules applied 1746 place count 1777 transition count 2169
Symmetric choice reduction at 2 with 1030 rule applications. Total rules 2776 place count 1777 transition count 2169
Deduced a syphon composed of 1030 places in 2 ms
Reduce places removed 1030 places and 1030 transitions.
Iterating global reduction 2 with 2060 rules applied. Total rules applied 4836 place count 747 transition count 1139
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 4836 place count 747 transition count 1128
Deduced a syphon composed of 11 places in 2 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 4858 place count 736 transition count 1128
Symmetric choice reduction at 2 with 158 rule applications. Total rules 5016 place count 736 transition count 1128
Deduced a syphon composed of 158 places in 2 ms
Reduce places removed 158 places and 158 transitions.
Iterating global reduction 2 with 316 rules applied. Total rules applied 5332 place count 578 transition count 970
Ensure Unique test removed 150 transitions
Reduce isomorphic transitions removed 150 transitions.
Iterating post reduction 2 with 150 rules applied. Total rules applied 5482 place count 578 transition count 820
Performed 76 Post agglomeration using F-continuation condition.Transition count delta: 76
Deduced a syphon composed of 76 places in 1 ms
Reduce places removed 76 places and 0 transitions.
Iterating global reduction 3 with 152 rules applied. Total rules applied 5634 place count 502 transition count 744
Drop transitions removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 3 with 28 rules applied. Total rules applied 5662 place count 502 transition count 716
Symmetric choice reduction at 4 with 14 rule applications. Total rules 5676 place count 502 transition count 716
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 14 transitions.
Iterating global reduction 4 with 28 rules applied. Total rules applied 5704 place count 488 transition count 702
Free-agglomeration rule applied 382 times.
Iterating global reduction 4 with 382 rules applied. Total rules applied 6086 place count 488 transition count 320
Reduce places removed 382 places and 0 transitions.
Drop transitions removed 166 transitions
Reduce isomorphic transitions removed 166 transitions.
Iterating post reduction 4 with 548 rules applied. Total rules applied 6634 place count 106 transition count 154
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 6635 place count 106 transition count 153
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 6636 place count 105 transition count 152
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 69 edges and 104 vertex of which 26 / 104 are part of one of the 13 SCC in 0 ms
Free SCC test removed 13 places
Iterating post reduction 5 with 2 rules applied. Total rules applied 6638 place count 91 transition count 152
Drop transitions removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 6 with 26 rules applied. Total rules applied 6664 place count 91 transition count 126
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 14 Pre rules applied. Total rules applied 6664 place count 91 transition count 112
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 7 with 28 rules applied. Total rules applied 6692 place count 77 transition count 112
Drop transitions removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 6705 place count 77 transition count 99
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 8 with 28 rules applied. Total rules applied 6733 place count 63 transition count 85
Free-agglomeration rule applied 13 times.
Iterating global reduction 8 with 13 rules applied. Total rules applied 6746 place count 63 transition count 72
Reduce places removed 17 places and 0 transitions.
Drop transitions removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 8 with 29 rules applied. Total rules applied 6775 place count 46 transition count 60
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 9 with 2 rules applied. Total rules applied 6777 place count 46 transition count 60
Applied a total of 6777 rules in 1122 ms. Remains 46 /2678 variables (removed 2632) and now considering 60/3085 (removed 3025) transitions.
Finished structural reductions, in 1 iterations. Remains : 46/2678 places, 60/3085 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 1611 ms. (steps per millisecond=620 ) properties seen :[1, 1, 1, 1, 1, 0, 1, 1]
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 695 ms. (steps per millisecond=1438 ) properties seen :[0]
// Phase 1: matrix 60 rows 46 cols
[2021-05-13 15:37:01] [INFO ] Computed 11 place invariants in 1 ms
[2021-05-13 15:37:01] [INFO ] [Real]Absence check using 11 positive place invariants in 8 ms returned sat
[2021-05-13 15:37:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 15:37:01] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2021-05-13 15:37:01] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 15:37:01] [INFO ] [Nat]Absence check using 11 positive place invariants in 16 ms returned unsat
FORMULA FlexibleBarrier-PT-14b-ReachabilityCardinality-13 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
All properties solved without resorting to model-checking.

--------------------
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="FlexibleBarrier-PT-14b"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool gold2020"
echo " Input is FlexibleBarrier-PT-14b, 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 r113-smll-162075355600047"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-14b.tgz
mv FlexibleBarrier-PT-14b 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 ;