Execution Chart

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

Trace from the execution

Waiting for the VM to be ready (probing ssh)
..................
/home/mcc/execution
total 388K
-rw-r--r-- 1 mcc users 3.8K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:49 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 15 18:49 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.3K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 9.3K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.3K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 112 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 350 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.7K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:49 equiv_col
-rw-r--r-- 1 mcc users 3 May 15 18:49 instance
-rw-r--r-- 1 mcc users 6 May 15 18:49 iscolored
-rw-r--r-- 1 mcc users 230K May 15 18:49 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool itstools
Input is CloudDeployment-PT-5a, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-smll-152646360500233
=====================================================================

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-00
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-01
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-02
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-03
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-04
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-05
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-06
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-07
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-08
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-09
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-10
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-11
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-12
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-13
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-14
FORMULA_NAME CloudDeployment-PT-5a-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1526659709835

Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805151631/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/UpperBounds.pnml.gal, -t, CGAL, -reachable-file, UpperBounds.prop, --nowitness], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805151631/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/UpperBounds.pnml.gal -t CGAL -reachable-file UpperBounds.prop --nowitness
Loading property file UpperBounds.prop.
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-00 with value :u19.p173
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-01 with value :u6.p46
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-02 with value :u15.p124
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-03 with value :u3.p13
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-04 with value :u12.p109
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-05 with value :u15.p126
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-06 with value :u3.p25
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-07 with value :u24.p159
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-08 with value :u3.p8
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-09 with value :u14.p115
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-10 with value :u6.p42
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-11 with value :u7.p57
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-12 with value :u3.p11
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-13 with value :u5.p32
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-14 with value :u12.p106
Read [bounds] property : CloudDeployment-PT-5a-UpperBounds-15 with value :u15.p117
built 84 ordering constraints for composite.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment\_PT\_5a\_flat\_mod,2.4883e+08,0.113721,6960,159,149,886,2227,666,937,177,6974,0
Total reachable state count : 248829948

Verifying 16 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-00 :0 <= u19.p173 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-00 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-00,0,0.115723,6988,1,0,886,2227,810,937,211,6974,450
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-01 :0 <= u6.p46 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-01 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-01,0,0.116702,7056,1,0,886,2227,866,937,236,6974,493
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-02 :0 <= u15.p124 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-02 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-02,0,0.117689,7056,1,0,886,2227,906,937,275,6974,515
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-03 :0 <= u3.p13 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-03 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-03,0,0.118741,7056,1,0,886,2227,940,937,312,6974,561
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-04 :0 <= u12.p109 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-04 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-04,0,0.119521,7056,1,0,886,2227,977,937,321,6974,589
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-05 :0 <= u15.p126 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-05 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-05,0,0.120752,7056,1,0,886,2227,1017,937,356,6974,611
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-06 :0 <= u3.p25 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-06 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-06,0,0.121517,7056,1,0,886,2227,1044,937,356,6974,654
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-07 :0 <= u24.p159 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-07 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-07,0,0.122374,7056,1,0,886,2227,1095,937,375,6974,695
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-08 :0 <= u3.p8 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-08 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-08,0,0.1234,7056,1,0,886,2227,1123,937,422,6974,741
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-09 :0 <= u14.p115 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-09 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-09,0,0.124269,7056,1,0,886,2227,1162,937,428,6974,839
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-10 :0 <= u6.p42 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-10 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-10,0,0.125134,7056,1,0,886,2227,1192,937,428,6974,876
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-11 :0 <= u7.p57 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-11 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-11,0,0.125863,7056,1,0,886,2227,1223,937,428,6974,911
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-12 :0 <= u3.p11 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-12 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-12,0,0.126795,7056,1,0,886,2227,1251,937,469,6974,957
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-13 :0 <= u5.p32 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-13 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-13,0,0.127517,7056,1,0,886,2227,1280,937,469,6974,1006
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-14 :0 <= u12.p106 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-14 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-14,0,0.128297,7056,1,0,886,2227,1317,937,484,6974,1034
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property CloudDeployment-PT-5a-UpperBounds-15 :0 <= u15.p117 <= 1
FORMULA CloudDeployment-PT-5a-UpperBounds-15 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
CloudDeployment-PT-5a-UpperBounds-15,0,0.129276,7056,1,0,886,2227,1357,937,513,6974,1096

BK_STOP 1526659714675

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution UpperBounds -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 -consoleLog -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination UpperBounds -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
May 18, 2018 4:08:32 PM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -smt]
May 18, 2018 4:08:32 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
May 18, 2018 4:08:32 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 161 ms
May 18, 2018 4:08:32 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 180 places.
May 18, 2018 4:08:32 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 675 transitions.
May 18, 2018 4:08:32 PM fr.lip6.move.gal.pnml.togal.PnmlToGalTransformer transform
INFO: Found NUPN structural information;
May 18, 2018 4:08:32 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 45 ms
May 18, 2018 4:08:32 PM fr.lip6.move.gal.application.MccTranslator applyOrder
INFO: Applying decomposition
May 18, 2018 4:08:32 PM fr.lip6.move.gal.instantiate.CompositeBuilder decomposeWithOrder
INFO: Decomposing Gal with order
May 18, 2018 4:08:33 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 272 ms
May 18, 2018 4:08:33 PM fr.lip6.move.gal.instantiate.CompositeBuilder rewriteArraysToAllowPartition
INFO: Rewriting arrays to variables to allow decomposition.
May 18, 2018 4:08:33 PM fr.lip6.move.gal.instantiate.Instantiator fuseIsomorphicEffects
INFO: Removed a total of 1594 redundant transitions.
May 18, 2018 4:08:33 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/UpperBounds.pnml.gal : 15 ms
May 18, 2018 4:08:33 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSTools
INFO: Time to serialize properties into /home/mcc/execution/UpperBounds.prop : 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="CloudDeployment-PT-5a"
export BK_EXAMINATION="UpperBounds"
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

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-5a.tgz
mv CloudDeployment-PT-5a execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool itstools"
echo " Input is CloudDeployment-PT-5a, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r044-smll-152646360500233"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.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 ;