About the Execution of ITS-Tools for IBM703-PT-none
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
452.970 | 9652.00 | 12781.00 | 108.60 | FFFTTTFTFFFFFTTT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/local/x2003239/mcc2019-input.r085-csrt-155246555100841.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2019-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................
=====================================================================
Generated by BenchKit 2-3954
Executing tool itstools
Input is IBM703-PT-none, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r085-csrt-155246555100841
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 396K
-rw-r--r-- 1 mcc users 4.6K Feb 11 05:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 18K Feb 11 05:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K Feb 7 05:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 7 05:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 10 17:31 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.6K Mar 10 17:31 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 101 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 339 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 3.8K Feb 5 00:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 14K Feb 5 00:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 4 22:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 10K Feb 4 22:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.3K Feb 3 11:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 3 11:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Jan 31 06:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 22K Jan 31 06:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Feb 4 22:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Feb 4 22:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 equiv_col
-rw-r--r-- 1 mcc users 5 Jan 29 09:34 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 iscolored
-rw-r--r-- 1 mcc users 193K Mar 10 17:31 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 IBM703-PT-none-CTLCardinality-00
FORMULA_NAME IBM703-PT-none-CTLCardinality-01
FORMULA_NAME IBM703-PT-none-CTLCardinality-02
FORMULA_NAME IBM703-PT-none-CTLCardinality-03
FORMULA_NAME IBM703-PT-none-CTLCardinality-04
FORMULA_NAME IBM703-PT-none-CTLCardinality-05
FORMULA_NAME IBM703-PT-none-CTLCardinality-06
FORMULA_NAME IBM703-PT-none-CTLCardinality-07
FORMULA_NAME IBM703-PT-none-CTLCardinality-08
FORMULA_NAME IBM703-PT-none-CTLCardinality-09
FORMULA_NAME IBM703-PT-none-CTLCardinality-10
FORMULA_NAME IBM703-PT-none-CTLCardinality-11
FORMULA_NAME IBM703-PT-none-CTLCardinality-12
FORMULA_NAME IBM703-PT-none-CTLCardinality-13
FORMULA_NAME IBM703-PT-none-CTLCardinality-14
FORMULA_NAME IBM703-PT-none-CTLCardinality-15
=== Now, execution of the tool begins
BK_START 1552808701797
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903111103/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLCardinality.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLCardinality.ctl], workingDir=/home/mcc/execution]
its-ctl command run as :
/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903111103/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLCardinality.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLCardinality.ctl
No direction supplied, using forward translation only.
Parsed 16 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,8370,0.157002,7036,2,1236,5,7248,6,0,1316,7571,0
Converting to forward existential form...Done !
original formula: E(EG((decision_s00000788_activated<=merge_s00000456_activated)) U (callToProcess_s00000348_inputCriterion_s00000257_used>=3))
=> equivalent forward existential formula: [(FwdU(Init,EG((decision_s00000788_activated<=merge_s00000456_activated))) * (callToProcess_s00000348_inputCriterion_s00000257_used>=3))] != FALSE
(forward)formula 0,0,0.160597,7036,1,0,5,7248,8,0,1318,7571,0
FORMULA IBM703-PT-none-CTLCardinality-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: (EF(EG((task_s00000705_inputCriterion_s00000257_used>=3))) * !(((merge_s00000453_activated>=1)&&((!(task_s00000761_output_s00000264>=3))&&((task_s00000738_output_s00000264>=2)&&(callToProcess_s00000596_inputCriterion_s00000257_used<=merge_s00000446_input_s00000447))))))
=> equivalent forward existential formula: [FwdG(FwdU((Init * !(((merge_s00000453_activated>=1)&&((!(task_s00000761_output_s00000264>=3))&&((task_s00000738_output_s00000264>=2)&&(callToProcess_s00000596_inputCriterion_s00000257_used<=merge_s00000446_input_s00000447)))))),TRUE),(task_s00000705_inputCriterion_s00000257_used>=3))] != FALSE
dead was empty
(forward)formula 1,0,1.0928,39832,1,0,114,149634,16,1,5873,112699,115
FORMULA IBM703-PT-none-CTLCardinality-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: EF((decision_s00000793_activated>=3))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (decision_s00000793_activated>=3))] != FALSE
(forward)formula 2,0,1.09313,39832,1,0,114,149634,17,1,5874,112699,115
FORMULA IBM703-PT-none-CTLCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: !(AF(EX((task_s00000741_input_s00000263>=3))))
=> equivalent forward existential formula: [FwdG(Init,!(EX((task_s00000741_input_s00000263>=3))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions merge_s00000320_activate_s00000284, merge_s00000320_activate_s00000286, merge_s00000451_activate_s00000284, merge_s00000341_activate_s00000286, merge_s00000451_activate_s00000286, merge_s00000319_activate_s00000284, merge_s00000455_activate_s00000284, merge_s00000453_activate_s00000286, merge_s00000446_activate_s00000284, merge_s00000454_activate_s00000286, merge_s00000319_activate_s00000448, merge_s00000319_activate_s00000286, merge_s00000461_activate_s00000289, merge_s00000455_activate_s00000286, merge_s00000446_activate_s00000286, merge_s00000319_activate_s00000289, merge_s00000455_activate_s00000289, merge_s00000449_activate_s00000286, merge_s00000446_activate_s00000289, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/265/19/284
(forward)formula 3,1,1.54219,53352,1,0,434,156674,592,260,7018,171699,684
FORMULA IBM703-PT-none-CTLCardinality-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: EG(A((task_s00000715_output_s00000264<=task_s00000739_output_s00000264) U (decision_s00000789_activated<=decision_s00000787_input_s00000263)))
=> equivalent forward existential formula: [FwdG(Init,!((E(!((decision_s00000789_activated<=decision_s00000787_input_s00000263)) U (!((task_s00000715_output_s00000264<=task_s00000739_output_s00000264)) * !((decision_s00000789_activated<=decision_s00000787_input_s00000263)))) + EG(!((decision_s00000789_activated<=decision_s00000787_input_s00000263))))))] != FALSE
(forward)formula 4,1,1.54592,53664,1,0,434,156806,601,261,7029,172064,686
FORMULA IBM703-PT-none-CTLCardinality-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: EG(((task_s00000741_output_s00000264<=task_s00000739_inputCriterion_s00000257_used)||(merge_s00000450_activated<=task_s00000744_input_s00000263)))
=> equivalent forward existential formula: [FwdG(Init,((task_s00000741_output_s00000264<=task_s00000739_inputCriterion_s00000257_used)||(merge_s00000450_activated<=task_s00000744_input_s00000263)))] != FALSE
(forward)formula 5,1,1.54923,53664,1,0,434,157327,602,261,7037,172599,687
FORMULA IBM703-PT-none-CTLCardinality-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: EG(AF(!((task_s00000721_inputCriterion_s00000257_used<=task_s00000756_inputCriterion_s00000257_used))))
=> equivalent forward existential formula: [FwdG(Init,!(EG(!(!((task_s00000721_inputCriterion_s00000257_used<=task_s00000756_inputCriterion_s00000257_used))))))] != FALSE
dead was empty
(forward)formula 6,0,3.3018,100176,1,0,720,546623,606,416,7278,461796,1030
FORMULA IBM703-PT-none-CTLCardinality-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: EG((((merge_s00000458_input_s00000285>=2)||(!(task_s00000706_input_s00000263<=merge_s00000455_activated))) + EG((merge_s00000319_input_s00000290<=task_s00000759_output_s00000264))))
=> equivalent forward existential formula: [FwdG(Init,(((merge_s00000458_input_s00000285>=2)||(!(task_s00000706_input_s00000263<=merge_s00000455_activated))) + EG((merge_s00000319_input_s00000290<=task_s00000759_output_s00000264))))] != FALSE
(forward)formula 7,1,6.42679,161424,1,0,1179,924925,614,714,7289,901162,1507
FORMULA IBM703-PT-none-CTLCardinality-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: E(((!(decision_s00000796_input_s00000263>=2))||((task_s00000757_output_s00000264<=merge_s00000458_activated)&&(callToProcess_s00000348_output_s00000264>=2))) U (task_s00000721_output_s00000264>=3))
=> equivalent forward existential formula: [(FwdU(Init,((!(decision_s00000796_input_s00000263>=2))||((task_s00000757_output_s00000264<=merge_s00000458_activated)&&(callToProcess_s00000348_output_s00000264>=2)))) * (task_s00000721_output_s00000264>=3))] != FALSE
(forward)formula 8,0,6.42769,161688,1,0,1179,924925,615,714,7290,901162,1507
FORMULA IBM703-PT-none-CTLCardinality-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: (AF((callToProcess_s00000808_output_s00000264>=1)) * !(A((decision_s00000793_activated<=task_s00000758_inputCriterion_s00000257_used) U (task_s00000704_input_s00000263>=3))))
=> equivalent forward existential formula: ([FwdG(Init,!((callToProcess_s00000808_output_s00000264>=1)))] = FALSE * [((Init * !(EG(!((task_s00000704_input_s00000263>=3))))) * !(E(!((task_s00000704_input_s00000263>=3)) U (!((decision_s00000793_activated<=task_s00000758_inputCriterion_s00000257_used)) * !((task_s00000704_input_s00000263>=3))))))] = FALSE)
Hit Full ! (commute/partial/dont) 282/0/2
(forward)formula 9,0,6.72987,169344,1,0,1197,978994,634,727,7958,928251,1542
FORMULA IBM703-PT-none-CTLCardinality-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: EF((AG((decision_s00000796_activated>=2)) * EX((task_s00000711_output_s00000264>=3))))
=> equivalent forward existential formula: [(EY((FwdU(Init,TRUE) * !(E(TRUE U !((decision_s00000796_activated>=2)))))) * (task_s00000711_output_s00000264>=3))] != FALSE
(forward)formula 10,0,6.73061,169344,1,0,1197,978994,635,727,7959,928251,1542
FORMULA IBM703-PT-none-CTLCardinality-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: EX((((callToProcess_s00000348_inputCriterion_s00000257_used<=decision_s00000775_activated)||((task_s00000719_input_s00000263<=task_s00000732_output_s00000264)&&(task_s00000745_output_s00000264<=fork_s00000463_activated_s00000274))) * EF((decision_s00000774_activated>=3))))
=> equivalent forward existential formula: [(FwdU((EY(Init) * ((callToProcess_s00000348_inputCriterion_s00000257_used<=decision_s00000775_activated)||((task_s00000719_input_s00000263<=task_s00000732_output_s00000264)&&(task_s00000745_output_s00000264<=fork_s00000463_activated_s00000274)))),TRUE) * (decision_s00000774_activated>=3))] != FALSE
(forward)formula 11,0,6.73165,169608,1,0,1197,978994,636,727,7960,928251,1542
FORMULA IBM703-PT-none-CTLCardinality-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: AX(AF((task_s00000728_input_s00000263>=3)))
=> equivalent forward existential formula: [FwdG(EY(Init),!((task_s00000728_input_s00000263>=3)))] = FALSE
(forward)formula 12,0,6.74422,169608,1,0,1197,979882,638,729,7962,930411,1545
FORMULA IBM703-PT-none-CTLCardinality-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: (AG(AF((task_s00000759_inputCriterion_s00000257_used<=task_s00000722_inputCriterion_s00000257_used))) + (task_s00000725_inputCriterion_s00000257_used>=3))
=> equivalent forward existential formula: [FwdG(FwdU((Init * !((task_s00000725_inputCriterion_s00000257_used>=3))),TRUE),!((task_s00000759_inputCriterion_s00000257_used<=task_s00000722_inputCriterion_s00000257_used)))] = FALSE
dead was empty
(forward)formula 13,1,6.74576,169872,1,0,1197,979888,642,730,7969,930513,1547
FORMULA IBM703-PT-none-CTLCardinality-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: EG((task_s00000705_inputCriterion_s00000257_used<=task_s00000709_inputCriterion_s00000257_used))
=> equivalent forward existential formula: [FwdG(Init,(task_s00000705_inputCriterion_s00000257_used<=task_s00000709_inputCriterion_s00000257_used))] != FALSE
Hit Full ! (commute/partial/dont) 280/0/4
(forward)formula 14,1,6.81906,171192,1,0,1200,983226,649,733,8476,937868,1550
FORMULA IBM703-PT-none-CTLCardinality-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: (!(EG(!((decision_s00000775_activated>=2)))) + !((AF((task_s00000748_output_s00000264<=task_s00000738_inputCriterion_s00000257_used)) * AF((merge_s00000462_activated>=2)))))
=> equivalent forward existential formula: [FwdG((Init * !(!((!(EG(!((task_s00000748_output_s00000264<=task_s00000738_inputCriterion_s00000257_used)))) * !(EG(!((merge_s00000462_activated>=2)))))))),!((decision_s00000775_activated>=2)))] = FALSE
(forward)formula 15,1,6.82229,171456,1,0,1200,983227,655,733,8482,937876,1552
FORMULA IBM703-PT-none-CTLCardinality-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
BK_STOP 1552808711449
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution CTLCardinality -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -smt
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination CTLCardinality -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -smt -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss8m -Xms40m -Xmx8192m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6
Mar 17, 2019 7:45:03 AM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -smt]
Mar 17, 2019 7:45:03 AM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Mar 17, 2019 7:45:03 AM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 69 ms
Mar 17, 2019 7:45:04 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 262 places.
Mar 17, 2019 7:45:04 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 284 transitions.
Mar 17, 2019 7:45:04 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 16 ms
Mar 17, 2019 7:45:04 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 93 ms
Mar 17, 2019 7:45:04 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLCardinality.pnml.gal : 6 ms
Mar 17, 2019 7:45:04 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLCardinality.ctl : 1 ms
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="IBM703-PT-none"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="itstools"
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 2-3954"
echo " Executing tool itstools"
echo " Input is IBM703-PT-none, 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 r085-csrt-155246555100841"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/IBM703-PT-none.tgz
mv IBM703-PT-none execution
cd execution
if [ "CTLCardinality" = "GlobalProperties" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
if [ "CTLCardinality" = "UpperBounds" ] ; 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
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 ;