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 532K
-rw-r--r-- 1 mcc users 3.9K May 29 16:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 16:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 28 11:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 28 11:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 24 11:17 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.6K May 24 11:17 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.2K May 28 09:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 8.8K May 28 09:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 28 07:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 11K May 28 07:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 24 11:17 NewModel
-rw-r--r-- 1 mcc users 3.4K May 27 05:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K May 27 05:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 104 May 26 06:29 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 342 May 26 06:29 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.4K May 26 06:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K May 26 06:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 28 07:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 28 07:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 24 11:17 equiv_col
-rw-r--r-- 1 mcc users 4 May 24 11:17 instance
-rw-r--r-- 1 mcc users 6 May 24 11:17 iscolored
-rw-r--r-- 1 mcc users 357K May 24 11:17 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool itstools
Input is ASLink-PT-03a, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r272-smll-152749148700038
=====================================================================

--------------------
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 ASLink-PT-03a-UpperBounds-00
FORMULA_NAME ASLink-PT-03a-UpperBounds-01
FORMULA_NAME ASLink-PT-03a-UpperBounds-02
FORMULA_NAME ASLink-PT-03a-UpperBounds-03
FORMULA_NAME ASLink-PT-03a-UpperBounds-04
FORMULA_NAME ASLink-PT-03a-UpperBounds-05
FORMULA_NAME ASLink-PT-03a-UpperBounds-06
FORMULA_NAME ASLink-PT-03a-UpperBounds-07
FORMULA_NAME ASLink-PT-03a-UpperBounds-08
FORMULA_NAME ASLink-PT-03a-UpperBounds-09
FORMULA_NAME ASLink-PT-03a-UpperBounds-10
FORMULA_NAME ASLink-PT-03a-UpperBounds-11
FORMULA_NAME ASLink-PT-03a-UpperBounds-12
FORMULA_NAME ASLink-PT-03a-UpperBounds-13
FORMULA_NAME ASLink-PT-03a-UpperBounds-14
FORMULA_NAME ASLink-PT-03a-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1527768791079

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 : ASLink-PT-03a-UpperBounds-00 with value :u1.p12
Read [bounds] property : ASLink-PT-03a-UpperBounds-01 with value :u68.p401
Read [bounds] property : ASLink-PT-03a-UpperBounds-02 with value :u31.p201
Read [bounds] property : ASLink-PT-03a-UpperBounds-03 with value :u5.p65
Read [bounds] property : ASLink-PT-03a-UpperBounds-04 with value :u75.p448
Read [bounds] property : ASLink-PT-03a-UpperBounds-05 with value :u158.p567
Read [bounds] property : ASLink-PT-03a-UpperBounds-06 with value :u6.p82
Read [bounds] property : ASLink-PT-03a-UpperBounds-07 with value :u88.p539
Read [bounds] property : ASLink-PT-03a-UpperBounds-08 with value :u110.p674
Read [bounds] property : ASLink-PT-03a-UpperBounds-09 with value :u51.p335
Read [bounds] property : ASLink-PT-03a-UpperBounds-10 with value :u35.p217
Read [bounds] property : ASLink-PT-03a-UpperBounds-11 with value :u4.p47
Read [bounds] property : ASLink-PT-03a-UpperBounds-12 with value :u70.p405
Read [bounds] property : ASLink-PT-03a-UpperBounds-13 with value :u35.p213
Read [bounds] property : ASLink-PT-03a-UpperBounds-14 with value :u109.p624
Read [bounds] property : ASLink-PT-03a-UpperBounds-15 with value :u111.p679
built 162 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
ASLink\_PT\_03a\_flat\_mod,4.24352e+17,684.488,13023856,42872,1052,2.60729e+07,5562,2309,3.71755e+07,266,40026,0
Total reachable state count : 424352423360516013

Verifying 16 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-00 :0 <= u1.p12 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-00,0,684.822,13023884,1,0,2.60729e+07,5562,3257,3.71755e+07,320,40026,12714
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-01 :0 <= u68.p401 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-01,0,684.94,13023952,1,0,2.60729e+07,5562,3463,3.71755e+07,327,40026,12997
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-02 :0 <= u31.p201 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-02,0,685.179,13023952,1,0,2.60729e+07,5562,3654,3.71755e+07,335,40026,13260
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-03 :0 <= u5.p65 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-03,0,685.415,13023952,1,0,2.60729e+07,5562,3838,3.71755e+07,335,40026,13581
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-04 :0 <= u75.p448 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-04,0,685.635,13023952,1,0,2.60729e+07,5562,4114,3.71755e+07,364,40026,13996
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-05 :0 <= u158.p567 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-05,0,685.763,13023952,1,0,2.60729e+07,5562,4388,3.71755e+07,364,40026,14202
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-06 :0 <= u6.p82 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-06,0,685.857,13023952,1,0,2.60729e+07,5562,4578,3.71755e+07,383,40026,14444
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-07 :0 <= u88.p539 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-07,0,685.952,13023952,1,0,2.60729e+07,5562,4821,3.71755e+07,399,40026,14601
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-08 :0 <= u110.p674 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-08,0,686.049,13023952,1,0,2.60729e+07,5562,5106,3.71755e+07,404,40026,14857
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-09 :0 <= u51.p335 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-09,0,686.147,13023952,1,0,2.60729e+07,5562,5307,3.71755e+07,404,40026,15113
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-10 :0 <= u35.p217 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-10,0,686.241,13023952,1,0,2.60729e+07,5562,5491,3.71755e+07,413,40026,15415
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-11 :0 <= u4.p47 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-11,0,686.382,13023952,1,0,2.60729e+07,5562,5679,3.71755e+07,428,40026,15700
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-12 :0 <= u70.p405 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-12,0,686.553,13023952,1,0,2.60729e+07,5562,5878,3.71755e+07,445,40026,15996
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-13 :0 <= u35.p213 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-13,0,686.71,13023952,1,0,2.60729e+07,5562,6056,3.71755e+07,464,40026,16298
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-14 :0 <= u109.p624 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-14,0,686.809,13023952,1,0,2.60729e+07,5562,6328,3.71755e+07,514,40026,16535
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property ASLink-PT-03a-UpperBounds-15 :0 <= u111.p679 <= 1
FORMULA ASLink-PT-03a-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
ASLink-PT-03a-UpperBounds-15,0,686.911,13023952,1,0,2.60729e+07,5562,6604,3.71755e+07,514,40026,16817

BK_STOP 1527769485253

--------------------
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 31, 2018 12:13:14 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 31, 2018 12:13:14 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
May 31, 2018 12:13:14 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 264 ms
May 31, 2018 12:13:14 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 821 places.
May 31, 2018 12:13:15 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 1281 transitions.
May 31, 2018 12:13:15 PM fr.lip6.move.gal.pnml.togal.PnmlToGalTransformer transform
INFO: Found NUPN structural information;
May 31, 2018 12:13:15 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 67 ms
May 31, 2018 12:13:15 PM fr.lip6.move.gal.application.MccTranslator applyOrder
INFO: Applying decomposition
May 31, 2018 12:13:15 PM fr.lip6.move.gal.instantiate.CompositeBuilder decomposeWithOrder
INFO: Decomposing Gal with order
May 31, 2018 12:13:15 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 425 ms
May 31, 2018 12:13:15 PM fr.lip6.move.gal.instantiate.CompositeBuilder rewriteArraysToAllowPartition
INFO: Rewriting arrays to variables to allow decomposition.
May 31, 2018 12:13:16 PM fr.lip6.move.gal.instantiate.Instantiator fuseIsomorphicEffects
INFO: Removed a total of 1568 redundant transitions.
May 31, 2018 12:13:16 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/UpperBounds.pnml.gal : 17 ms
May 31, 2018 12:13:16 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSTools
INFO: Time to serialize properties into /home/mcc/execution/UpperBounds.prop : 0 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="ASLink-PT-03a"
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/ASLink-PT-03a.tgz
mv ASLink-PT-03a 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 ASLink-PT-03a, 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 r272-smll-152749148700038"
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 ;