Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2022-input.r010-tajo-165245701800233.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2022-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2021
Input is BART-PT-020, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r010-tajo-165245701800233
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 54M
-rw-r--r-- 1 mcc users 1.7M Apr 29 21:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 6.0M Apr 29 21:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.5M Apr 29 20:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 4.9M Apr 29 20:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 644K May 9 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 1.7M May 9 07:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 590K May 9 07:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 1.5M May 9 07:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6M Apr 29 23:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 13M Apr 29 23:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.4M Apr 29 22:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 12M Apr 29 22:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 7.9K May 9 07:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 17K May 9 07:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 4.8M May 10 09:33 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 BART-PT-020-ReachabilityCardinality-00
FORMULA_NAME BART-PT-020-ReachabilityCardinality-01
FORMULA_NAME BART-PT-020-ReachabilityCardinality-02
FORMULA_NAME BART-PT-020-ReachabilityCardinality-03
FORMULA_NAME BART-PT-020-ReachabilityCardinality-04
FORMULA_NAME BART-PT-020-ReachabilityCardinality-05
FORMULA_NAME BART-PT-020-ReachabilityCardinality-06
FORMULA_NAME BART-PT-020-ReachabilityCardinality-07
FORMULA_NAME BART-PT-020-ReachabilityCardinality-08
FORMULA_NAME BART-PT-020-ReachabilityCardinality-09
FORMULA_NAME BART-PT-020-ReachabilityCardinality-10
FORMULA_NAME BART-PT-020-ReachabilityCardinality-11
FORMULA_NAME BART-PT-020-ReachabilityCardinality-12
FORMULA_NAME BART-PT-020-ReachabilityCardinality-13
FORMULA_NAME BART-PT-020-ReachabilityCardinality-14
FORMULA_NAME BART-PT-020-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1655070311845

Running Version 0
[2022-06-12 21:45:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-06-12 21:45:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-12 21:45:13] [INFO ] Load time of PNML (sax parser for PT used): 275 ms
[2022-06-12 21:45:13] [INFO ] Transformed 2850 places.
[2022-06-12 21:45:14] [INFO ] Transformed 4040 transitions.
[2022-06-12 21:45:14] [INFO ] Found NUPN structural information;
[2022-06-12 21:45:14] [INFO ] Parsed PT model containing 2850 places and 4040 transitions in 375 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 1683 ms.
Working with output stream class java.io.PrintStream
Reduce places removed 210 places and 0 transitions.
FORMULA BART-PT-020-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-PT-020-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 8) seen :1
FORMULA BART-PT-020-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
// Phase 1: matrix 4040 rows 2640 cols
[2022-06-12 21:45:16] [INFO ] Computed 20 place invariants in 70 ms
[2022-06-12 21:45:17] [INFO ] [Real]Absence check using 20 positive place invariants in 62 ms returned sat
[2022-06-12 21:45:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-12 21:45:18] [INFO ] [Real]Absence check using state equation in 1829 ms returned sat
[2022-06-12 21:45:19] [INFO ] Solution in real domain found non-integer solution.
[2022-06-12 21:45:20] [INFO ] [Real]Absence check using 20 positive place invariants in 70 ms returned sat
[2022-06-12 21:45:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-12 21:45:22] [INFO ] [Real]Absence check using state equation in 2271 ms returned sat
[2022-06-12 21:45:22] [INFO ] Solution in real domain found non-integer solution.
[2022-06-12 21:45:23] [INFO ] [Real]Absence check using 20 positive place invariants in 51 ms returned sat
[2022-06-12 21:45:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-12 21:45:24] [INFO ] [Real]Absence check using state equation in 1186 ms returned sat
[2022-06-12 21:45:24] [INFO ] Solution in real domain found non-integer solution.
[2022-06-12 21:45:25] [INFO ] [Real]Absence check using 20 positive place invariants in 86 ms returned sat
[2022-06-12 21:45:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-12 21:45:27] [INFO ] [Real]Absence check using state equation in 1890 ms returned sat
[2022-06-12 21:45:27] [INFO ] Solution in real domain found non-integer solution.
[2022-06-12 21:45:28] [INFO ] [Real]Absence check using 20 positive place invariants in 59 ms returned sat
[2022-06-12 21:45:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-12 21:45:30] [INFO ] [Real]Absence check using state equation in 1692 ms returned sat
[2022-06-12 21:45:30] [INFO ] Solution in real domain found non-integer solution.
[2022-06-12 21:45:31] [INFO ] [Real]Absence check using 20 positive place invariants in 67 ms returned sat
[2022-06-12 21:45:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-12 21:45:32] [INFO ] [Real]Absence check using state equation in 1442 ms returned sat
[2022-06-12 21:45:33] [INFO ] Computed and/alt/rep : 3320/5400/3320 causal constraints (skipped 0 transitions) in 489 ms.
[2022-06-12 21:45:34] [INFO ] Solution in real domain found non-integer solution.
[2022-06-12 21:45:34] [INFO ] [Nat]Absence check using 20 positive place invariants in 73 ms returned sat
[2022-06-12 21:45:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-12 21:45:36] [INFO ] [Nat]Absence check using state equation in 1418 ms returned sat
[2022-06-12 21:45:36] [INFO ] Computed and/alt/rep : 3320/5400/3320 causal constraints (skipped 0 transitions) in 320 ms.
[2022-06-12 21:45:41] [INFO ] Deduced a trap composed of 132 places in 1983 ms of which 25 ms to minimize.
[2022-06-12 21:45:41] [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 close... while checking expression at index 5
[2022-06-12 21:45:42] [INFO ] [Real]Absence check using 20 positive place invariants in 92 ms returned sat
[2022-06-12 21:45:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-12 21:45:43] [INFO ] [Real]Absence check using state equation in 1504 ms returned sat
[2022-06-12 21:45:44] [INFO ] Computed and/alt/rep : 3320/5400/3320 causal constraints (skipped 0 transitions) in 550 ms.
[2022-06-12 21:45:45] [INFO ] Solution in real domain found non-integer solution.
[2022-06-12 21:45:45] [INFO ] [Nat]Absence check using 20 positive place invariants in 107 ms returned sat
[2022-06-12 21:45:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-12 21:45:47] [INFO ] [Nat]Absence check using state equation in 1834 ms returned sat
[2022-06-12 21:45:48] [INFO ] Computed and/alt/rep : 3320/5400/3320 causal constraints (skipped 0 transitions) in 296 ms.
[2022-06-12 21:45:51] [INFO ] Deduced a trap composed of 132 places in 1702 ms of which 3 ms to minimize.
[2022-06-12 21:45:51] [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 close... while checking expression at index 6
FORMULA BART-PT-020-ReachabilityCardinality-13 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BART-PT-020-ReachabilityCardinality-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BART-PT-020-ReachabilityCardinality-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BART-PT-020-ReachabilityCardinality-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BART-PT-020-ReachabilityCardinality-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 7 Parikh solutions to 1 different solutions.
Support contains 5 out of 2640 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2640/2640 places, 4040/4040 transitions.
Graph (trivial) has 4026 edges and 2640 vertex of which 2629 / 2640 are part of one of the 20 SCC in 18 ms
Free SCC test removed 2609 places
Drop transitions removed 4020 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4022 transitions.
Graph (complete) has 18 edges and 31 vertex of which 15 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.3 ms
Discarding 16 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 15 transition count 17
Reduce places removed 1 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 5 rules applied. Total rules applied 8 place count 14 transition count 13
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 14 place count 10 transition count 11
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 15 place count 10 transition count 10
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 16 place count 9 transition count 10
Applied a total of 16 rules in 115 ms. Remains 9 /2640 variables (removed 2631) and now considering 10/4040 (removed 4030) transitions.
Finished structural reductions, in 1 iterations. Remains : 9/2640 places, 10/4040 transitions.
[2022-06-12 21:45:52] [INFO ] Flatten gal took : 24 ms
[2022-06-12 21:45:52] [INFO ] Flatten gal took : 5 ms
[2022-06-12 21:45:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18173885627633158628.gal : 4 ms
[2022-06-12 21:45:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality913323627478215870.prop : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /tmp/ReachabilityCardinality18173885627633158628.gal, -t, CGAL, -reachable-file, /tmp/ReachabilityCardinality913323627478215870.prop, --nowitness, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp/ReachabilityCardinality18173885627633158628.gal -t CGAL -reachable-file /tmp/ReachabilityCardinality913323627478215870.prop --nowitness --gen-order FOLLOW
Loading property file /tmp/ReachabilityCardinality913323627478215870.prop.
Reachability property BART-PT-020-ReachabilityCardinality-15 is true.
FORMULA BART-PT-020-ReachabilityCardinality-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property BART-PT-020-ReachabilityCardinality-14 is true.
FORMULA BART-PT-020-ReachabilityCardinality-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 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,12,0.02413,4048,2,20,7,72,6,0,49,33,0
Total reachable state count : 12

Verifying 2 reachability properties.
Reachability property BART-PT-020-ReachabilityCardinality-14 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BART-PT-020-ReachabilityCardinality-14,4,0.024513,4048,2,12,7,72,7,0,52,33,0
Reachability property BART-PT-020-ReachabilityCardinality-15 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BART-PT-020-ReachabilityCardinality-15,1,0.026116,4048,2,10,7,72,8,0,63,33,0
All properties solved without resorting to model-checking.

BK_STOP 1655070352898

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityCardinality -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="BART-PT-020"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="gold2021"
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 gold2021"
echo " Input is BART-PT-020, 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 r010-tajo-165245701800233"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-PT-020.tgz
mv BART-PT-020 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 ;