About the Execution of LTSMin+red for Eratosthenes-PT-100
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
242.479 | 5074.00 | 12292.00 | 134.40 | T???T?TTT?F?T?T? | normal |
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.r492-smll-171636266500249.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is Eratosthenes-PT-100, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r492-smll-171636266500249
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 708K
-rw-r--r-- 1 mcc users 8.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 103K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 19 18:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 19:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 175K Apr 12 19:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 12 19:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 109K Apr 12 19:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 126K May 18 16:42 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-100-CTLCardinality-2024-00
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-01
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-02
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-03
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-04
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-05
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-06
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-07
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-08
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-09
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-10
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2024-11
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2023-12
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2023-13
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2023-14
FORMULA_NAME Eratosthenes-PT-100-CTLCardinality-2023-15
=== Now, execution of the tool begins
BK_START 1717239500269
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Eratosthenes-PT-100
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 10:58:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 10:58:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 10:58:22] [INFO ] Load time of PNML (sax parser for PT used): 140 ms
[2024-06-01 10:58:22] [INFO ] Transformed 99 places.
[2024-06-01 10:58:22] [INFO ] Transformed 283 transitions.
[2024-06-01 10:58:22] [INFO ] Parsed PT model containing 99 places and 283 transitions and 849 arcs in 324 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 137 ms.
Reduce places removed 25 places and 0 transitions.
Ensure Unique test removed 72 transitions
Reduce redundant transitions removed 72 transitions.
FORMULA Eratosthenes-PT-100-CTLCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Eratosthenes-PT-100-CTLCardinality-2023-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 61 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 211/211 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 72 transition count 209
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 72 transition count 209
Drop transitions (Redundant composition of simpler transitions.) removed 137 transitions
Redundant transition composition rules discarded 137 transitions
Iterating global reduction 0 with 137 rules applied. Total rules applied 141 place count 72 transition count 72
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 151 place count 62 transition count 62
Iterating global reduction 0 with 10 rules applied. Total rules applied 161 place count 62 transition count 62
Applied a total of 161 rules in 40 ms. Remains 62 /74 variables (removed 12) and now considering 62/211 (removed 149) transitions.
// Phase 1: matrix 62 rows 62 cols
[2024-06-01 10:58:22] [INFO ] Computed 0 invariants in 5 ms
[2024-06-01 10:58:22] [INFO ] Implicit Places using invariants in 199 ms returned []
[2024-06-01 10:58:22] [INFO ] Invariant cache hit.
[2024-06-01 10:58:23] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 377 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 2ms
Starting structural reductions in LTL mode, iteration 1 : 62/74 places, 62/211 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 446 ms. Remains : 62/74 places, 62/211 transitions.
Support contains 61 out of 62 places after structural reductions.
[2024-06-01 10:58:23] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2024-06-01 10:58:23] [INFO ] Flatten gal took : 31 ms
[2024-06-01 10:58:23] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA Eratosthenes-PT-100-CTLCardinality-2023-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Eratosthenes-PT-100-CTLCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-06-01 10:58:23] [INFO ] Flatten gal took : 11 ms
[2024-06-01 10:58:23] [INFO ] Input system was already deterministic with 62 transitions.
Support contains 57 out of 62 places (down from 61) after GAL structural reductions.
FORMULA Eratosthenes-PT-100-CTLCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40008 steps (524 resets) in 2040 ms. (19 steps per ms) remains 12/60 properties
BEST_FIRST walk for 40004 steps (16 resets) in 187 ms. (212 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (16 resets) in 137 ms. (289 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (16 resets) in 105 ms. (377 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (16 resets) in 104 ms. (380 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (16 resets) in 96 ms. (412 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (16 resets) in 122 ms. (325 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (16 resets) in 92 ms. (430 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (16 resets) in 98 ms. (404 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (16 resets) in 69 ms. (571 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (16 resets) in 90 ms. (439 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (16 resets) in 67 ms. (588 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (16 resets) in 79 ms. (500 steps per ms) remains 12/12 properties
[2024-06-01 10:58:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp23 is UNSAT
Problem AtomicPropp27 is UNSAT
Problem AtomicPropp29 is UNSAT
Problem AtomicPropp33 is UNSAT
Problem AtomicPropp35 is UNSAT
Problem AtomicPropp37 is UNSAT
Problem AtomicPropp49 is UNSAT
Problem AtomicPropp52 is UNSAT
After SMT solving in domain Real declared 24/124 variables, and 12 constraints, problems are : Problem set: 12 solved, 0 unsolved in 139 ms.
Refiners :[State Equation: 12/62 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 172ms problems are : Problem set: 12 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 12 atomic propositions for a total of 11 simplifications.
FORMULA Eratosthenes-PT-100-CTLCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Eratosthenes-PT-100-CTLCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 6 ms
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 6 ms
[2024-06-01 10:58:24] [INFO ] Input system was already deterministic with 62 transitions.
Support contains 48 out of 62 places (down from 49) after GAL structural reductions.
Computed a total of 62 stabilizing places and 62 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 62 transition count 62
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 2 formulas.
FORMULA Eratosthenes-PT-100-CTLCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 62/62 transitions.
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 58 place count 4 transition count 4
Iterating global reduction 0 with 58 rules applied. Total rules applied 116 place count 4 transition count 4
Applied a total of 116 rules in 4 ms. Remains 4 /62 variables (removed 58) and now considering 4/62 (removed 58) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4 ms. Remains : 4/62 places, 4/62 transitions.
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 0 ms
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Input system was already deterministic with 4 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 62/62 places, 62/62 transitions.
Graph (complete) has 0 edges and 62 vertex of which 16 are kept as prefixes of interest. Removing 46 places using SCC suffix rule.1 ms
Discarding 46 places :
Also discarding 46 output transitions
Drop transitions (Output transitions of discarded places.) removed 46 transitions
Applied a total of 1 rules in 12 ms. Remains 16 /62 variables (removed 46) and now considering 16/62 (removed 46) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 12 ms. Remains : 16/62 places, 16/62 transitions.
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Input system was already deterministic with 16 transitions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 62/62 transitions.
Discarding 53 places :
Symmetric choice reduction at 0 with 53 rule applications. Total rules 53 place count 9 transition count 9
Iterating global reduction 0 with 53 rules applied. Total rules applied 106 place count 9 transition count 9
Applied a total of 106 rules in 2 ms. Remains 9 /62 variables (removed 53) and now considering 9/62 (removed 53) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 9/62 places, 9/62 transitions.
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Input system was already deterministic with 9 transitions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 62/62 transitions.
Discarding 55 places :
Symmetric choice reduction at 0 with 55 rule applications. Total rules 55 place count 7 transition count 7
Iterating global reduction 0 with 55 rules applied. Total rules applied 110 place count 7 transition count 7
Applied a total of 110 rules in 2 ms. Remains 7 /62 variables (removed 55) and now considering 7/62 (removed 55) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 7/62 places, 7/62 transitions.
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Input system was already deterministic with 7 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 62/62 places, 62/62 transitions.
Graph (complete) has 0 edges and 62 vertex of which 2 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 60 output transitions
Drop transitions (Output transitions of discarded places.) removed 60 transitions
Applied a total of 1 rules in 1 ms. Remains 2 /62 variables (removed 60) and now considering 2/62 (removed 60) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1 ms. Remains : 2/62 places, 2/62 transitions.
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 0 ms
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 0 ms
[2024-06-01 10:58:24] [INFO ] Input system was already deterministic with 2 transitions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 62/62 transitions.
Discarding 46 places :
Symmetric choice reduction at 0 with 46 rule applications. Total rules 46 place count 16 transition count 16
Iterating global reduction 0 with 46 rules applied. Total rules applied 92 place count 16 transition count 16
Applied a total of 92 rules in 2 ms. Remains 16 /62 variables (removed 46) and now considering 16/62 (removed 46) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 16/62 places, 16/62 transitions.
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Input system was already deterministic with 16 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 62/62 places, 62/62 transitions.
Graph (complete) has 0 edges and 62 vertex of which 3 are kept as prefixes of interest. Removing 59 places using SCC suffix rule.0 ms
Discarding 59 places :
Also discarding 59 output transitions
Drop transitions (Output transitions of discarded places.) removed 59 transitions
Applied a total of 1 rules in 1 ms. Remains 3 /62 variables (removed 59) and now considering 3/62 (removed 59) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1 ms. Remains : 3/62 places, 3/62 transitions.
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 0 ms
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 0 ms
[2024-06-01 10:58:24] [INFO ] Input system was already deterministic with 3 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 62/62 places, 62/62 transitions.
Graph (complete) has 0 edges and 62 vertex of which 9 are kept as prefixes of interest. Removing 53 places using SCC suffix rule.0 ms
Discarding 53 places :
Also discarding 53 output transitions
Drop transitions (Output transitions of discarded places.) removed 53 transitions
Applied a total of 1 rules in 2 ms. Remains 9 /62 variables (removed 53) and now considering 9/62 (removed 53) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 2 ms. Remains : 9/62 places, 9/62 transitions.
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 1 ms
[2024-06-01 10:58:24] [INFO ] Input system was already deterministic with 9 transitions.
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 5 ms
[2024-06-01 10:58:24] [INFO ] Flatten gal took : 5 ms
[2024-06-01 10:58:24] [INFO ] Export to MCC of 8 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 3 ms.
[2024-06-01 10:58:24] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 62 places, 62 transitions and 62 arcs took 2 ms.
Total runtime 2919 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="Eratosthenes-PT-100"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is Eratosthenes-PT-100, 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 r492-smll-171636266500249"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Eratosthenes-PT-100.tgz
mv Eratosthenes-PT-100 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 '
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 ;