Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2019-input.r107-oct2-155272231200589.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2019-input.qcow2 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 PhaseVariation-PT-D02CS100, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r107-oct2-155272231200589
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 248K
-rw-r--r-- 1 mcc users 4.5K Feb 12 04:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 12 04:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.7K Feb 8 03:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 8 03:36 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 113 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 351 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 3.1K Feb 5 00:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 13K Feb 5 00:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 4 22:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 9.5K Feb 4 22:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K Feb 4 08:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 4 08:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.8K Feb 1 02:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 1 02:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 4 22:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 4 22:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 equiv_col
-rw-r--r-- 1 mcc users 9 Jan 29 09:34 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 iscolored
-rw-r--r-- 1 mcc users 61K 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 PhaseVariation-PT-D02CS100-CTLCardinality-00
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-01
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-02
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-03
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-04
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-05
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-06
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-07
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-08
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-09
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-10
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-11
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-12
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-13
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-14
FORMULA_NAME PhaseVariation-PT-D02CS100-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1552940420935

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,1.89892e+10,0.6453,26656,2,4563,5,166602,6,0,109,160300,0


Converting to forward existential form...Done !
original formula: AG(A((size_dot>=1) U (cell___1_1__A_>=1)))
=> equivalent forward existential formula: ([(FwdU(FwdU(Init,TRUE),!((cell___1_1__A_>=1))) * (!((size_dot>=1)) * !((cell___1_1__A_>=1))))] = FALSE * [FwdG(FwdU(Init,TRUE),!((cell___1_1__A_>=1)))] = FALSE)
dead was empty
(forward)formula 0,1,27.143,658240,1,0,111,4.52209e+06,17,1,1210,4.50786e+06,109
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: EG(!((pool__1_1_<=size_dot)))
=> equivalent forward existential formula: [FwdG(Init,!((pool__1_1_<=size_dot)))] != FALSE
dead was empty
(forward)formula 1,0,27.3151,666952,1,0,112,4.52561e+06,19,2,1419,4.50964e+06,110
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: EG(EX(!((cell___2_1__A_>=2))))
=> equivalent forward existential formula: [FwdG(Init,EX(!((cell___2_1__A_>=2))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
dead was empty
(forward)formula 2,0,27.9426,678832,1,0,114,4.66192e+06,21,4,1421,4.6493e+06,112
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: (AF((cell___1_2__B_>=2)) * (((((cell___2_2__A_>=2)&&(pool__2_2_<=cell___1_2__B_))&&(!(pool__1_1_>=1)))||(pool__1_1_<=cell___2_1__B_)) + !(AF((pool__2_2_<=cell___2_2__B_)))))
=> equivalent forward existential formula: ([FwdG(Init,!((cell___1_2__B_>=2)))] = FALSE * [((Init * !(((((cell___2_2__A_>=2)&&(pool__2_2_<=cell___1_2__B_))&&(!(pool__1_1_>=1)))||(pool__1_1_<=cell___2_1__B_)))) * !(EG(!((pool__2_2_<=cell___2_2__B_)))))] = FALSE)
Hit Full ! (commute/partial/dont) 43/0/22
Hit Full ! (commute/partial/dont) 50/0/15
(forward)formula 3,0,28.307,686224,1,0,120,4.69114e+06,39,10,1543,4.68196e+06,120
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: E(TRUE U (size_dot<=cell___1_1__B_))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (size_dot<=cell___1_1__B_))] != FALSE
(forward)formula 4,0,28.4183,693088,1,0,120,4.69114e+06,40,10,1751,4.68196e+06,120
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: EF((pool__1_2_<=cell___1_2__B_))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (pool__1_2_<=cell___1_2__B_))] != FALSE
(forward)formula 5,1,28.4277,693352,1,0,122,4.69218e+06,41,11,1802,4.6834e+06,121
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: (EX((((run_dot>=2)&&(cell___1_1__B_<=pool__1_2_))||(cell___1_1__A_>=1))) * (AX(((cell___1_2__B_<=pool__1_2_)&&(pool__1_1_<=cell___2_2__B_))) + (EG((cell___2_2__A_<=cell___2_1__A_)) * EF((pool__1_1_>=2)))))
=> equivalent forward existential formula: ([(Init * !(EX((((run_dot>=2)&&(cell___1_1__B_<=pool__1_2_))||(cell___1_1__A_>=1)))))] = FALSE * [(EY((Init * !((EG((cell___2_2__A_<=cell___2_1__A_)) * E(TRUE U (pool__1_1_>=2)))))) * !(((cell___1_2__B_<=pool__1_2_)&&(pool__1_1_<=cell___2_2__B_))))] = FALSE)
Hit Full ! (commute/partial/dont) 37/0/28
(forward)formula 6,1,42.584,969760,1,0,130,6.2894e+06,56,17,1982,6.62965e+06,130
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: AG(!((((pool__1_2_<=cell___2_1__A_)&&(pool__2_1_<=cell___2_2__A_))&&((cell___2_2__B_<=cell___2_1__A_)&&(cell___1_2__A_>=3)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (((pool__1_2_<=cell___2_1__A_)&&(pool__2_1_<=cell___2_2__A_))&&((cell___2_2__B_<=cell___2_1__A_)&&(cell___1_2__A_>=3))))] = FALSE
(forward)formula 7,0,46.8949,1033120,1,0,132,6.454e+06,57,18,2093,6.76172e+06,131
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: (((cell___1_1__B_<=cell___1_2__B_)||(cell___1_2__B_<=run_dot)) * AF(EG((cell___2_1__B_>=3))))
=> equivalent forward existential formula: ([(Init * !(((cell___1_1__B_<=cell___1_2__B_)||(cell___1_2__B_<=run_dot))))] = FALSE * [FwdG(Init,!(EG((cell___2_1__B_>=3))))] = FALSE)
Hit Full ! (commute/partial/dont) 50/0/15
(forward)formula 8,0,79.0788,1792476,1,0,445,1.19772e+07,67,232,2128,1.23548e+07,346
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: ((AF(((pool__1_1_<=cell___2_1__B_)||(cell___1_2__B_>=2))) + EG(((cell___2_2__B_>=2)||(size_dot>=1)))) + (EG((run_dot<=cell___2_2__A_)) + AG(!((pool__2_1_>=3)))))
=> equivalent forward existential formula: [(FwdU(((Init * !((!(EG(!(((pool__1_1_<=cell___2_1__B_)||(cell___1_2__B_>=2))))) + EG(((cell___2_2__B_>=2)||(size_dot>=1)))))) * !(EG((run_dot<=cell___2_2__A_)))),TRUE) * (pool__2_1_>=3))] = FALSE
Hit Full ! (commute/partial/dont) 0/0/65
Hit Full ! (commute/partial/dont) 25/36/40
(forward)formula 9,1,136.942,2495892,1,0,453,1.54099e+07,13,237,780,1.63032e+07,2
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: (AF((pool__1_2_<=cell___1_1__A_)) * ((!(cell___1_2__A_>=3))||(!(cell___1_1__B_>=3))))
=> equivalent forward existential formula: ([FwdG(Init,!((pool__1_2_<=cell___1_1__A_)))] = FALSE * [(Init * !(((!(cell___1_2__A_>=3))||(!(cell___1_1__B_>=3)))))] = FALSE)
Hit Full ! (commute/partial/dont) 36/0/29
(forward)formula 10,0,144.196,2495892,1,0,453,1.54099e+07,23,237,966,1.63032e+07,6
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: AF(AG(((pool__1_1_>=3)&&(cell___2_2__B_<=pool__1_2_))))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !(((pool__1_1_>=3)&&(cell___2_2__B_<=pool__1_2_)))))))] = FALSE
(forward)formula 11,0,164.704,2495892,1,0,453,1.54099e+07,28,237,1032,1.63032e+07,220
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: (((EF((cell___1_2__B_<=cell___1_1__A_)) * AX((size_dot>=3))) * !(AG((pool__2_2_<=cell___1_1__A_)))) + AF(EX((cell___1_2__A_>=3))))
=> equivalent forward existential formula: [FwdG((Init * !(((E(TRUE U (cell___1_2__B_<=cell___1_1__A_)) * !(EX(!((size_dot>=3))))) * !(!(E(TRUE U !((pool__2_2_<=cell___1_1__A_)))))))),!(EX((cell___1_2__A_>=3))))] = FALSE
(forward)formula 12,0,209.186,2496416,1,0,546,1.54099e+07,37,433,1097,1.63032e+07,439
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: (AG((((size_dot<=pool__2_1_)&&(pool__2_1_>=1))&&(!(cell___2_1__A_<=cell___2_2__A_)))) + EF((size_dot<=cell___1_1__B_)))
=> equivalent forward existential formula: [(FwdU((Init * !(E(TRUE U (size_dot<=cell___1_1__B_)))),TRUE) * !((((size_dot<=pool__2_1_)&&(pool__2_1_>=1))&&(!(cell___2_1__A_<=cell___2_2__A_)))))] = FALSE
(forward)formula 13,0,209.518,2497208,1,0,549,1.54099e+07,41,436,1584,1.63032e+07,443
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: AF(AG((cell___1_2__B_>=3)))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !((cell___1_2__B_>=3))))))] = FALSE
(forward)formula 14,0,218.605,2497208,1,0,855,1.54099e+07,46,646,1586,1.63346e+07,654
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: ((EG((run_dot<=cell___1_1__A_)) + !(EF((cell___2_2__A_>=1)))) * E((pool__2_1_>=3) U !((cell___2_2__A_<=cell___2_1__B_))))
=> equivalent forward existential formula: ([(FwdU((Init * !(EG((run_dot<=cell___1_1__A_)))),TRUE) * (cell___2_2__A_>=1))] = FALSE * [(Init * !(E((pool__2_1_>=3) U !((cell___2_2__A_<=cell___2_1__B_)))))] = FALSE)
Hit Full ! (commute/partial/dont) 49/0/16
(forward)formula 15,1,237.515,2860548,1,0,859,1.80732e+07,56,649,1673,1.97982e+07,660
FORMULA PhaseVariation-PT-D02CS100-CTLCardinality-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************


BK_STOP 1552940661206

--------------------
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 18, 2019 8:20:22 PM 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 18, 2019 8:20:22 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Mar 18, 2019 8:20:22 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 59 ms
Mar 18, 2019 8:20:22 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 14 places.
Mar 18, 2019 8:20:22 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 65 transitions.
Mar 18, 2019 8:20:22 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 8 ms
Mar 18, 2019 8:20:22 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 71 ms
Mar 18, 2019 8:20:22 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLCardinality.pnml.gal : 1 ms
Mar 18, 2019 8:20:22 PM 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="PhaseVariation-PT-D02CS100"
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 PhaseVariation-PT-D02CS100, 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 r107-oct2-155272231200589"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhaseVariation-PT-D02CS100.tgz
mv PhaseVariation-PT-D02CS100 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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;