About the Execution of LTSMin+red for PGCD-PT-D03N050
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
398.392 | 4839.00 | 9046.00 | 103.80 | [undef] | Cannot compute |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r510-tall-171654365400476.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool ltsminxred
Input is PGCD-PT-D03N050, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r510-tall-171654365400476
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 8.0K Apr 11 15:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K Apr 11 15:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Apr 11 15:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Apr 11 15:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 6 10:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 6 10:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 6 10:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 6 10:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K Apr 11 15:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Apr 11 15:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 11 15:40 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 123K Apr 11 15:40 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 6 10:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 6 10:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 7.4K May 18 16:43 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 ReachabilityDeadlock
=== Now, execution of the tool begins
BK_START 1717232601842
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PGCD-PT-D03N050
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 09:03:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2024-06-01 09:03:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 09:03:23] [INFO ] Load time of PNML (sax parser for PT used): 35 ms
[2024-06-01 09:03:23] [INFO ] Transformed 12 places.
[2024-06-01 09:03:23] [INFO ] Transformed 12 transitions.
[2024-06-01 09:03:23] [INFO ] Parsed PT model containing 12 places and 12 transitions and 56 arcs in 164 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 5 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 3 ms.18645KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 12/12 places, 12/12 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 17 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 12 cols
[2024-06-01 09:03:23] [INFO ] Computed 5 invariants in 4 ms
[2024-06-01 09:03:23] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 232 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 367ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 379ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 446 ms. Remains : 12/12 places, 12/12 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 12/12 places, 12/12 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 2 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2024-06-01 09:03:23] [INFO ] Invariant cache hit.
[2024-06-01 09:03:23] [INFO ] Implicit Places using invariants in 48 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 54 ms to find 4 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 8/12 places, 12/12 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 2 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 59 ms. Remains : 8/12 places, 12/12 transitions.
Random walk for 1250033 steps, including 0 resets, run took 364 ms (no deadlock found). (steps per millisecond=3434 )
Random directed walk for 1250017 steps, including 0 resets, run took 259 ms (no deadlock found). (steps per millisecond=4826 )
// Phase 1: matrix 12 rows 8 cols
[2024-06-01 09:03:24] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 09:03:24] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 09:03:24] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-06-01 09:03:24] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-06-01 09:03:24] [INFO ] [Real]Added 4 Read/Feed constraints in 1 ms returned sat
[2024-06-01 09:03:24] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 09:03:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 09:03:24] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 09:03:24] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-06-01 09:03:24] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2024-06-01 09:03:24] [INFO ] Deduced a trap composed of 4 places in 24 ms of which 5 ms to minimize.
[2024-06-01 09:03:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 35 ms
[2024-06-01 09:03:24] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 09:03:24] [INFO ] Added : 1 causal constraints over 1 iterations in 15 ms. Result :sat
Parikh directed walk for 8500 steps, including 183 resets, run took 32 ms. (steps per millisecond=265 )
Random directed walk for 500036 steps, including 0 resets, run took 91 ms (no deadlock found). (steps per millisecond=5494 )
Random walk for 500027 steps, including 0 resets, run took 100 ms (no deadlock found). (steps per millisecond=5000 )
Random directed walk for 500044 steps, including 0 resets, run took 84 ms (no deadlock found). (steps per millisecond=5952 )
Random walk for 500055 steps, including 0 resets, run took 87 ms (no deadlock found). (steps per millisecond=5747 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 8/8 places, 12/12 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2024-06-01 09:03:25] [INFO ] Invariant cache hit.
[2024-06-01 09:03:25] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-06-01 09:03:25] [INFO ] Invariant cache hit.
[2024-06-01 09:03:25] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-06-01 09:03:25] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2024-06-01 09:03:25] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-06-01 09:03:25] [INFO ] Invariant cache hit.
[2024-06-01 09:03:25] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 190 ms. Remains : 8/8 places, 12/12 transitions.
Random walk for 1250005 steps, including 0 resets, run took 232 ms (no deadlock found). (steps per millisecond=5387 )
Random directed walk for 1250015 steps, including 0 resets, run took 215 ms (no deadlock found). (steps per millisecond=5814 )
[2024-06-01 09:03:25] [INFO ] Invariant cache hit.
[2024-06-01 09:03:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 09:03:25] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2024-06-01 09:03:25] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-06-01 09:03:25] [INFO ] [Real]Added 4 Read/Feed constraints in 2 ms returned sat
[2024-06-01 09:03:25] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 09:03:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-06-01 09:03:25] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-06-01 09:03:25] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-06-01 09:03:25] [INFO ] [Nat]Added 4 Read/Feed constraints in 4 ms returned sat
[2024-06-01 09:03:25] [INFO ] Deduced a trap composed of 4 places in 15 ms of which 1 ms to minimize.
[2024-06-01 09:03:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 23 ms
[2024-06-01 09:03:25] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 09:03:25] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Parikh directed walk for 8500 steps, including 180 resets, run took 25 ms. (steps per millisecond=340 )
Random directed walk for 500046 steps, including 0 resets, run took 84 ms (no deadlock found). (steps per millisecond=5952 )
Random walk for 500010 steps, including 0 resets, run took 88 ms (no deadlock found). (steps per millisecond=5681 )
Random directed walk for 500016 steps, including 0 resets, run took 85 ms (no deadlock found). (steps per millisecond=5882 )
Random walk for 500061 steps, including 0 resets, run took 88 ms (no deadlock found). (steps per millisecond=5682 )
[2024-06-01 09:03:26] [INFO ] Flatten gal took : 16 ms
[2024-06-01 09:03:26] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 2 ms.
[2024-06-01 09:03:26] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 12 places, 12 transitions and 56 arcs took 3 ms.
Total runtime 3224 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=
[--mu-opt] [--saturation=
[--sat-granularity=
[--guidance=
[--action=
[--trace=
[--mu=
[--ctl=
[--save-levels=STRING] [--pg-solve] [--attr=
[--saturating-attractor] [--write-strategy=
[--check-strategy] [--interactive-play] [--player]
[--pg-write=
[--edge-label=
[--mucalc=
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por=
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=
[--cw-max-cols=
[--mh-timeout=
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=
[--ldd32-cache=
[--cache-ratio=
[--min-free-nodes=
[--fdd-reorder=
[--vset-cache-diff=
[--next-union] [--peak-nodes] [--maxsum=
[--block-size=
[--debug=
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="PGCD-PT-D03N050"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is PGCD-PT-D03N050, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r510-tall-171654365400476"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D03N050.tgz
mv PGCD-PT-D03N050 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;