About the Execution of ITS-Tools for ResAllocation-PT-R003C002
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
286.500 | 4412.00 | 7842.00 | 140.80 | TTFFTTFTFFTFFFTT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/mnt/tpsp/fkordon/mcc2019-input.r151-ebro-155286406000013.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2019-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.....................
=====================================================================
Generated by BenchKit 2-3954
Executing tool itstools
Input is ResAllocation-PT-R003C002, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r151-ebro-155286406000013
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 196K
-rw-r--r-- 1 mcc users 4.6K Feb 12 14:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 12 14:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 8 16:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 12K Feb 8 16:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 10 17:31 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 10 17:31 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 112 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 350 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 2.8K Feb 5 01:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 14K Feb 5 01:09 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 4 22:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 10K Feb 4 22:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 4 16:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Feb 4 16:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Feb 1 12:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 21K Feb 1 12:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 4 22:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 4 22:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jan 29 09:35 equiv_col
-rw-r--r-- 1 mcc users 9 Jan 29 09:35 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:35 iscolored
-rw-r--r-- 1 mcc users 13K 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 ResAllocation-PT-R003C002-CTLCardinality-00
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-01
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-02
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-03
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-04
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-05
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-06
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-07
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-08
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-09
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-10
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-11
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-12
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-13
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-14
FORMULA_NAME ResAllocation-PT-R003C002-CTLCardinality-15
=== Now, execution of the tool begins
BK_START 1553105279658
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,20,0.020339,4280,2,27,5,153,6,0,59,127,0
Converting to forward existential form...Done !
original formula: (EX(EG((r_1_2<=p_0_1))) + (r_0_0<=p_1_0))
=> equivalent forward existential formula: ([FwdG(EY(Init),(r_1_2<=p_0_1))] != FALSE + [(Init * (r_0_0<=p_1_0))] != FALSE)
Hit Full ! (commute/partial/dont) 4/0/4
(forward)formula 0,1,0.026978,5060,1,0,12,400,19,3,302,339,9
FORMULA ResAllocation-PT-R003C002-CTLCardinality-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: E(!((p_1_0>=1)) U ((p_0_1>=1)&&(p_0_2<=r_1_2)))
=> equivalent forward existential formula: [(FwdU(Init,!((p_1_0>=1))) * ((p_0_1>=1)&&(p_0_2<=r_1_2)))] != FALSE
Hit Full ! (commute/partial/dont) 6/0/2
(forward)formula 1,1,0.029542,5324,1,0,16,415,28,4,325,397,13
FORMULA ResAllocation-PT-R003C002-CTLCardinality-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: !(EX(EG((r_0_0<=p_1_1))))
=> equivalent forward existential formula: [FwdG(EY(Init),(r_0_0<=p_1_1))] = FALSE
Hit Full ! (commute/partial/dont) 3/0/5
(forward)formula 2,0,0.031936,5324,1,0,20,474,35,6,343,492,17
FORMULA ResAllocation-PT-R003C002-CTLCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: !(E(!((r_1_1<=p_0_0)) U (p_1_2<=p_1_0)))
=> equivalent forward existential formula: [(FwdU(Init,!((r_1_1<=p_0_0))) * (p_1_2<=p_1_0))] = FALSE
Hit Full ! (commute/partial/dont) 4/0/4
(forward)formula 3,0,0.033493,5324,1,0,25,501,44,7,366,545,21
FORMULA ResAllocation-PT-R003C002-CTLCardinality-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: AX(AF(((r_0_2>=3)||(p_1_0<=r_1_0))))
=> equivalent forward existential formula: [FwdG(EY(Init),!(((r_0_2>=3)||(p_1_0<=r_1_0))))] = FALSE
(forward)formula 4,1,0.034584,5324,1,0,26,501,51,8,377,565,22
FORMULA ResAllocation-PT-R003C002-CTLCardinality-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: E(EG((r_1_2<=r_0_1)) U (p_1_1>=1))
=> equivalent forward existential formula: [(FwdU(Init,EG((r_1_2<=r_0_1))) * (p_1_1>=1))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t_0_3, t_1_0, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/6/2/8
(forward)formula 5,1,0.046298,5324,1,0,103,986,83,51,447,1530,128
FORMULA ResAllocation-PT-R003C002-CTLCardinality-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: (A(((r_0_0>=3)||(r_1_2>=2)) U ((p_1_2>=2)&&(r_0_2<=r_1_1))) * (((r_0_1<=r_1_2)&&(!((r_1_1>=2)&&(r_0_2>=3)))) + (AF((p_0_0<=r_0_0)) * ((!(r_1_0<=p_1_2))||((r_1_2<=p_1_1)||(p_1_1>=3))))))
=> equivalent forward existential formula: (([(FwdU(Init,!(((p_1_2>=2)&&(r_0_2<=r_1_1)))) * (!(((r_0_0>=3)||(r_1_2>=2))) * !(((p_1_2>=2)&&(r_0_2<=r_1_1)))))] = FALSE * [FwdG(Init,!(((p_1_2>=2)&&(r_0_2<=r_1_1))))] = FALSE) * ([FwdG((Init * !(((r_0_1<=r_1_2)&&(!((r_1_1>=2)&&(r_0_2>=3)))))),!((p_0_0<=r_0_0)))] = FALSE * [((Init * !(((r_0_1<=r_1_2)&&(!((r_1_1>=2)&&(r_0_2>=3)))))) * !(((!(r_1_0<=p_1_2))||((r_1_2<=p_1_1)||(p_1_1>=3)))))] = FALSE))
(forward)formula 6,0,0.052103,5616,1,0,105,1003,97,55,492,1617,135
FORMULA ResAllocation-PT-R003C002-CTLCardinality-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: ((r_0_2<=p_0_1) + EF((((r_1_0>=1)||(p_0_1<=r_0_0))&&(!(r_0_1>=3)))))
=> equivalent forward existential formula: ([(Init * (r_0_2<=p_0_1))] != FALSE + [(FwdU(Init,TRUE) * (((r_1_0>=1)||(p_0_1<=r_0_0))&&(!(r_0_1>=3))))] != FALSE)
(forward)formula 7,1,0.054534,5616,1,0,105,1003,99,55,501,1618,137
FORMULA ResAllocation-PT-R003C002-CTLCardinality-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: AG(!((r_1_2<=r_0_2)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (r_1_2<=r_0_2))] = FALSE
(forward)formula 8,0,0.055265,5616,1,0,106,1004,100,56,504,1620,138
FORMULA ResAllocation-PT-R003C002-CTLCardinality-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: ((r_0_2>=2) * AX(EG((r_0_2<=p_0_0))))
=> equivalent forward existential formula: ([(Init * !((r_0_2>=2)))] = FALSE * [(EY(Init) * !(EG((r_0_2<=p_0_0))))] = FALSE)
(forward)formula 9,0,0.059539,5880,1,0,152,1230,107,83,509,2058,215
FORMULA ResAllocation-PT-R003C002-CTLCardinality-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: (((p_0_1>=1) + (!((r_0_1<=p_0_2)) + AX((r_0_1>=2)))) + ((r_0_0>=1)||((((r_0_1>=2)||(r_1_2<=p_0_0))&&(!(r_1_2<=r_0_2)))&&(((r_1_2<=r_1_0)&&(r_1_2>=1))||(p_1_1>=2)))))
=> equivalent forward existential formula: [(EY((((Init * !(((r_0_0>=1)||((((r_0_1>=2)||(r_1_2<=p_0_0))&&(!(r_1_2<=r_0_2)))&&(((r_1_2<=r_1_0)&&(r_1_2>=1))||(p_1_1>=2)))))) * !((p_0_1>=1))) * !(!((r_0_1<=p_0_2))))) * !((r_0_1>=2)))] = FALSE
(forward)formula 10,1,0.06176,5880,1,0,154,1244,114,84,536,2077,219
FORMULA ResAllocation-PT-R003C002-CTLCardinality-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: (EG(((!(p_1_2<=p_1_0))&&(r_1_2<=p_1_2))) + (AX((r_0_2>=1)) * (r_1_2<=r_1_0)))
=> equivalent forward existential formula: ([(EY((Init * !(EG(((!(p_1_2<=p_1_0))&&(r_1_2<=p_1_2)))))) * !((r_0_2>=1)))] = FALSE * [((Init * !(EG(((!(p_1_2<=p_1_0))&&(r_1_2<=p_1_2))))) * !((r_1_2<=r_1_0)))] = FALSE)
(forward)formula 11,0,0.066057,5880,1,0,171,1300,123,101,546,2218,258
FORMULA ResAllocation-PT-R003C002-CTLCardinality-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: (((AX(TRUE) * (((p_0_2<=r_0_1)&&(p_0_0<=p_0_2))||((p_1_2>=3)||(p_0_0<=p_1_2)))) * (((!(p_0_2>=1))&&((p_1_1>=1)&&(p_0_1>=3)))&&(!((r_0_1<=p_0_0)||(p_0_0>=3))))) * AF((((p_1_1>=1)&&(p_0_1>=3))||(!(p_0_0>=1)))))
=> equivalent forward existential formula: ((([(EY(Init) * !(TRUE))] = FALSE * [(Init * !((((p_0_2<=r_0_1)&&(p_0_0<=p_0_2))||((p_1_2>=3)||(p_0_0<=p_1_2)))))] = FALSE) * [(Init * !((((!(p_0_2>=1))&&((p_1_1>=1)&&(p_0_1>=3)))&&(!((r_0_1<=p_0_0)||(p_0_0>=3))))))] = FALSE) * [FwdG(Init,!((((p_1_1>=1)&&(p_0_1>=3))||(!(p_0_0>=1)))))] = FALSE)
(forward)formula 12,0,0.068805,5880,1,0,171,1300,132,102,569,2225,260
FORMULA ResAllocation-PT-R003C002-CTLCardinality-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: (AF((((p_0_0>=3)&&(r_1_0<=p_0_0))||(r_1_2<=p_1_2))) * (AG(((p_0_1<=p_1_0)||(r_1_2>=1))) * ((!((p_0_0<=p_1_2)&&(r_1_1>=3)))&&(p_1_0>=2))))
=> equivalent forward existential formula: ([FwdG(Init,!((((p_0_0>=3)&&(r_1_0<=p_0_0))||(r_1_2<=p_1_2))))] = FALSE * ([(FwdU(Init,TRUE) * !(((p_0_1<=p_1_0)||(r_1_2>=1))))] = FALSE * [(Init * !(((!((p_0_0<=p_1_2)&&(r_1_1>=3)))&&(p_1_0>=2))))] = FALSE))
(forward)formula 13,0,0.069919,5880,1,0,171,1300,134,102,579,2225,261
FORMULA ResAllocation-PT-R003C002-CTLCardinality-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
original formula: !((r_1_0>=2))
=> equivalent forward existential formula: [(Init * !((r_1_0>=2)))] != FALSE
(forward)formula 14,1,0.070325,5880,1,0,171,1300,136,102,581,2225,262
FORMULA ResAllocation-PT-R003C002-CTLCardinality-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
original formula: !(A(((r_0_2>=2)||(p_1_0>=2)) U !((p_0_1<=p_1_0))))
=> equivalent forward existential formula: ([(FwdU(Init,!(!((p_0_1<=p_1_0)))) * (!(((r_0_2>=2)||(p_1_0>=2))) * !(!((p_0_1<=p_1_0)))))] != FALSE + [FwdG(Init,!(!((p_0_1<=p_1_0))))] != FALSE)
Hit Full ! (commute/partial/dont) 4/0/4
(forward)formula 15,1,0.073021,5880,1,0,173,1347,147,104,604,2318,266
FORMULA ResAllocation-PT-R003C002-CTLCardinality-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
BK_STOP 1553105284070
--------------------
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 20, 2019 6:08:02 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 20, 2019 6:08:02 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Mar 20, 2019 6:08:03 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 48 ms
Mar 20, 2019 6:08:03 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 12 places.
Mar 20, 2019 6:08:03 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 8 transitions.
Mar 20, 2019 6:08:03 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 9 ms
Mar 20, 2019 6:08:03 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 84 ms
Mar 20, 2019 6:08:03 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLCardinality.pnml.gal : 2 ms
Mar 20, 2019 6:08:03 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLCardinality.ctl : 5 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="ResAllocation-PT-R003C002"
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 ResAllocation-PT-R003C002, 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 r151-ebro-155286406000013"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ResAllocation-PT-R003C002.tgz
mv ResAllocation-PT-R003C002 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 ;