About the Execution of ITS-Tools.M for Angiogenesis-PT-10
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
14850.840 | 3600000.00 | 3670662.00 | 567.40 | TFFFF??????????? | 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.r189-csrt-155225079800023.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 itstoolsm
Input is Angiogenesis-PT-10, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r189-csrt-155225079800023
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 184K
-rw-r--r-- 1 mcc users 3.2K Feb 9 06:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 15K Feb 9 06:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 5 03:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 5 03:33 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 10 17:31 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 10 17:31 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 105 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 343 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 2.5K Feb 4 22:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K Feb 4 22:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K Feb 4 22:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.5K Feb 4 22:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Feb 2 00:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 14K Feb 2 00:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Jan 29 11:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Jan 29 11:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 4 22:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 4 22:18 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 equiv_col
-rw-r--r-- 1 mcc users 3 Jan 29 09:34 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 iscolored
-rw-r--r-- 1 mcc users 33K 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 Angiogenesis-PT-10-CTLFireability-00
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-01
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-02
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-03
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-04
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-05
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-06
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-07
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-08
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-09
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-10
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-11
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-12
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-13
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-14
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-15
=== Now, execution of the tool begins
BK_START 1553581365973
Running greatSPN : CommandLine [args=[/home/mcc/BenchKit//greatspn//bin/pinvar, /home/mcc/execution/gspn], workingDir=/home/mcc/execution]
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : CommandLine [args=[/home/mcc/BenchKit//greatspn//bin/RGMEDD2, /home/mcc/execution/gspn, -META, -varord-only], workingDir=/home/mcc/execution]
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLFireability.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLFireability.ctl, --load-order, /home/mcc/execution/model.ord], workingDir=/home/mcc/execution]
its-ctl command run as :
/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLFireability.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLFireability.ctl --load-order /home/mcc/execution/model.ord
Successfully loaded order from file /home/mcc/execution/model.ord
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,8.22646e+11,24.1633,393848,2,55270,5,2.21064e+06,6,0,220,2.26021e+06,0
Converting to forward existential form...Done !
original formula: AX((EX(((KdStarGStarPg>=1)&&((KdStarGStarPgStarP3>=1)&&(Pip2>=1)))) + EF((((GStarP3>=1)&&(KdStar>=1))||((GStarP3kP3>=1)&&(KdStar>=1))))))
=> equivalent forward existential formula: [((EY(Init) * !(E(TRUE U (((GStarP3>=1)&&(KdStar>=1))||((GStarP3kP3>=1)&&(KdStar>=1)))))) * !(EX(((KdStarGStarPg>=1)&&((KdStarGStarPgStarP3>=1)&&(Pip2>=1))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t12, t51, t57, t61, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/60/4/64
(forward)formula 0,1,97.406,1226244,1,0,87,6.06102e+06,150,57,1803,6.83317e+06,147
FORMULA Angiogenesis-PT-10-CTLFireability-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: !(EF(EG(((KdStarGStarPgStarP3P2>=1)||(KdStarGStarP3kStarP3P2>=1)))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),((KdStarGStarPgStarP3P2>=1)||(KdStarGStarP3kStarP3P2>=1)))] = FALSE
Hit Full ! (commute/partial/dont) 58/0/6
(forward)formula 1,0,100.941,1287228,1,0,89,6.27864e+06,160,59,1851,7.34724e+06,153
FORMULA Angiogenesis-PT-10-CTLFireability-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: AG(EX(((KdStar>=1)&&(Pg>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX(((KdStar>=1)&&(Pg>=1)))))] = FALSE
(forward)formula 2,0,110.398,1418436,1,0,93,6.89731e+06,161,63,1851,8.36386e+06,158
FORMULA Angiogenesis-PT-10-CTLFireability-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: !(EF((((GStarP3kP3>=1)&&(KdStar>=1))&&((KdStarPgStarP2>=1)&&(GP3>=1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (((GStarP3kP3>=1)&&(KdStar>=1))&&((KdStarPgStarP2>=1)&&(GP3>=1))))] = FALSE
(forward)formula 3,0,110.615,1422396,1,0,95,6.92904e+06,162,64,1854,8.39217e+06,159
FORMULA Angiogenesis-PT-10-CTLFireability-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: !(EF(!(((!((GStarPgP3>=1)&&(KdStar>=1)))||((KdStarGStarP3kP3>=1)||((Gab1>=1)&&(Pip3>=1)))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(((!((GStarPgP3>=1)&&(KdStar>=1)))||((KdStarGStarP3kP3>=1)||((Gab1>=1)&&(Pip3>=1))))))] = FALSE
(forward)formula 4,0,111.059,1432156,1,0,98,6.97216e+06,164,66,1864,8.50312e+06,160
FORMULA Angiogenesis-PT-10-CTLFireability-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
Detected timeout of ITS tools.
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLFireability.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLFireability.ctl], workingDir=/home/mcc/execution]
its-ctl command run as :
/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLFireability.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLFireability.ctl
No direction supplied, using forward translation only.
Parsed 11 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,8.22646e+11,30.6184,537500,2,131436,5,3.11559e+06,6,0,220,3.0591e+06,0
Converting to forward existential form...Done !
original formula: E(!(EG((AktP3>=1))) U (AF(((KdStarGStar>=1)&&(P3k>=1))) * ((GStarP3>=1)&&(Pg>=1))))
=> equivalent forward existential formula: [((FwdU(Init,!(EG((AktP3>=1)))) * ((GStarP3>=1)&&(Pg>=1))) * !(EG(!(((KdStarGStar>=1)&&(P3k>=1))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions k2, k55, k60, k7, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/60/4/64
Detected timeout of ITS tools.
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLFireability.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLFireability.ctl], workingDir=/home/mcc/execution]
its-ctl command run as :
/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLFireability.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLFireability.ctl
No direction supplied, using forward translation only.
Parsed 11 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,8.22646e+11,30.1025,537528,2,131436,5,3.11559e+06,6,0,220,3.0591e+06,0
Converting to forward existential form...Done !
original formula: E(!(EG((AktP3>=1))) U (AF(((KdStarGStar>=1)&&(P3k>=1))) * ((GStarP3>=1)&&(Pg>=1))))
=> equivalent forward existential formula: [((FwdU(Init,!(EG((AktP3>=1)))) * ((GStarP3>=1)&&(Pg>=1))) * !(EG(!(((KdStarGStar>=1)&&(P3k>=1))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions k2, k55, k60, k7, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/60/4/64
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -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 CTLFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -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 26, 2019 6:22:48 AM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt]
Mar 26, 2019 6:22:48 AM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Mar 26, 2019 6:22:48 AM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 44 ms
Mar 26, 2019 6:22:48 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 39 places.
Mar 26, 2019 6:22:48 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 64 transitions.
Mar 26, 2019 6:22:48 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 12 ms
Mar 26, 2019 6:22:49 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 76 ms
Mar 26, 2019 6:22:49 AM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 64 transitions.
Mar 26, 2019 6:22:49 AM fr.lip6.move.gal.application.StructuralToGreatSPN handlePage
INFO: Transformed 39 places.
Mar 26, 2019 6:22:49 AM fr.lip6.move.gal.application.StructuralToGreatSPN handlePage
INFO: Transformed 64 transitions.
Mar 26, 2019 6:22:49 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 2 ms
Mar 26, 2019 6:22:49 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 2 ms
Mar 26, 2019 6:42:49 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 56 ms
Mar 26, 2019 6:42:49 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 22 ms
Mar 26, 2019 6:42:49 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 1 ms
Mar 26, 2019 7:02:50 AM fr.lip6.move.gal.application.MccTranslator applyOrder
INFO: Applying decomposition
Mar 26, 2019 7:02:50 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 51 ms
Mar 26, 2019 7:02:50 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 17 ms
Mar 26, 2019 7:02:50 AM fr.lip6.move.gal.application.MccTranslator applyOrder
WARNING: Could not apply decomposition. Using flat GAL structure.
java.lang.NullPointerException
at fr.lip6.move.gal.application.MccTranslator.applyOrder(MccTranslator.java:128)
at fr.lip6.move.gal.application.MccTranslator.flattenSpec(MccTranslator.java:156)
at fr.lip6.move.gal.application.Application.runMultiITS(Application.java:427)
at fr.lip6.move.gal.application.Application.start(Application.java:237)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:40)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595)
at org.eclipse.equinox.launcher.Main.run(Main.java:1501)
at org.eclipse.equinox.launcher.Main.main(Main.java:1474)
Mar 26, 2019 7:02:50 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 21 ms
Mar 26, 2019 7:02:50 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 35 ms
Mar 26, 2019 7:02:50 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 13 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="Angiogenesis-PT-10"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstoolsm"
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 itstoolsm"
echo " Input is Angiogenesis-PT-10, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r189-csrt-155225079800023"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Angiogenesis-PT-10.tgz
mv Angiogenesis-PT-10 execution
cd execution
if [ "CTLFireability" = "GlobalProperties" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
if [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 ;