About the Execution of Tapaal(PAR) for CircularTrains-PT-048
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
1945.710 | 22979.00 | 63348.00 | 64.50 | TTTFTTFTTTTTTFFT | normal |
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)
.........................................
=====================================================================
Generated by BenchKit 2-2979
Executing tool tapaalPAR
Input is CircularTrains-PT-048, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016kn-qhx2-146347848400081
=====================================================================
--------------------
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 CircularTrains-PT-048-ReachabilityFireability-0
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-1
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-10
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-11
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-12
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-13
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-14
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-15
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-2
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-3
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-4
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-5
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-6
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-7
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-8
FORMULA_NAME CircularTrains-PT-048-ReachabilityFireability-9
=== Now, execution of the tool begins
BK_START 1463574490205
*****************************************
TAPAAL onthefly-PAR performing ReachabilityFireability search
*****************************************
verifypn -o mc -c 4 -n model.pnml ReachabilityFireability.xml
CircularTrains-PT-048-ReachabilityFireability-0: EF ( ((true and "Section_10" >= 1 and "F11" >= 1) and ((not((true and "Section_13" >= 1 and "F14" >= 1)) and not((true and "Section_46" >= 1 and "F47" >= 1))) and ((true and "F36" >= 1 and "Section_35" >= 1) and ((true and "F25" >= 1 and "Section_24" >= 1) or (true and "F23" >= 1 and "Section_22" >= 1))))) )
query: EF ( ((true and "Section_10" >= 1 and "F11" >= 1) and ((not((true and "Section_13" >= 1 and "F14" >= 1)) and not((true and "Section_46" >= 1 and "F47" >= 1))) and ((true and "F36" >= 1 and "Section_35" >= 1) and ((true and "F25" >= 1 and "Section_24" >= 1) or (true and "F23" >= 1 and "Section_22" >= 1))))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-0 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-1: EF ( not((not((true and "F27" >= 1 and "Section_26" >= 1)) or (((true and "F2" >= 1 and "Section_1" >= 1) or (true and "Section_20" >= 1 and "F21" >= 1)) or ((true and "F36" >= 1 and "Section_35" >= 1) and (true and "F8" >= 1 and "Section_7" >= 1))))) )
query: EF ( not((not((true and "F27" >= 1 and "Section_26" >= 1)) or (((true and "F2" >= 1 and "Section_1" >= 1) or (true and "Section_20" >= 1 and "F21" >= 1)) or ((true and "F36" >= 1 and "Section_35" >= 1) and (true and "F8" >= 1 and "Section_7" >= 1))))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-1 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-2: EF ( (true and "F30" >= 1 and "Section_29" >= 1) )
query: EF ( (true and "F30" >= 1 and "Section_29" >= 1) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-2 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-3: EF ( (((true and "F45" >= 1 and "Section_44" >= 1) and (((true and "Section_23" >= 1 and "F24" >= 1) or (true and "F20" >= 1 and "Section_19" >= 1)) and not((true and "F29" >= 1 and "Section_28" >= 1)))) or ((true and "F45" >= 1 and "Section_44" >= 1) and (true and "F20" >= 1 and "Section_19" >= 1))) )
query: EF ( (((true and "F45" >= 1 and "Section_44" >= 1) and (((true and "Section_23" >= 1 and "F24" >= 1) or (true and "F20" >= 1 and "Section_19" >= 1)) and not((true and "F29" >= 1 and "Section_28" >= 1)))) or ((true and "F45" >= 1 and "Section_44" >= 1) and (true and "F20" >= 1 and "Section_19" >= 1))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-3 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-4: EF ( (true and "F6" >= 1 and "Section_5" >= 1) )
query: EF ( (true and "F6" >= 1 and "Section_5" >= 1) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-4 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-5: EF ( ((true and "F6" >= 1 and "Section_5" >= 1) and ((not((true and "Section_9" >= 1 and "F10" >= 1)) or ((true and "F25" >= 1 and "Section_24" >= 1) and (true and "Section_6" >= 1 and "F7" >= 1))) and not(((true and "F22" >= 1 and "Section_21" >= 1) or (true and "F44" >= 1 and "Section_43" >= 1))))) )
query: EF ( ((true and "F6" >= 1 and "Section_5" >= 1) and ((not((true and "Section_9" >= 1 and "F10" >= 1)) or ((true and "F25" >= 1 and "Section_24" >= 1) and (true and "Section_6" >= 1 and "F7" >= 1))) and not(((true and "F22" >= 1 and "Section_21" >= 1) or (true and "F44" >= 1 and "Section_43" >= 1))))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-5 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-6: EF ( (true and "F12" >= 1 and "Section_11" >= 1) )
query: EF ( (true and "F12" >= 1 and "Section_11" >= 1) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-6 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-7: not EF not ( not(((true and "Section_8" >= 1 and "F9" >= 1) and (not((true and "F22" >= 1 and "Section_21" >= 1)) or (true and "F1" >= 1 and "Section_48" >= 1)))) )
query: EF not ( not(((true and "Section_8" >= 1 and "F9" >= 1) and (not((true and "F22" >= 1 and "Section_21" >= 1)) or (true and "F1" >= 1 and "Section_48" >= 1)))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-7 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is NOT satisfied.
CircularTrains-PT-048-ReachabilityFireability-8: not EF not ( ((((true and "Section_2" >= 1 and "F3" >= 1) and ((true and "F23" >= 1 and "Section_22" >= 1) or (true and "F38" >= 1 and "Section_37" >= 1))) or not(((true and "F45" >= 1 and "Section_44" >= 1) or (true and "F30" >= 1 and "Section_29" >= 1)))) or (((true and "F18" >= 1 and "Section_17" >= 1) or ((true and "F26" >= 1 and "Section_25" >= 1) or (true and "F23" >= 1 and "Section_22" >= 1))) and (((true and "F12" >= 1 and "Section_11" >= 1) or (true and "F22" >= 1 and "Section_21" >= 1)) and (true and "F22" >= 1 and "Section_21" >= 1)))) )
query: EF not ( ((((true and "Section_2" >= 1 and "F3" >= 1) and ((true and "F23" >= 1 and "Section_22" >= 1) or (true and "F38" >= 1 and "Section_37" >= 1))) or not(((true and "F45" >= 1 and "Section_44" >= 1) or (true and "F30" >= 1 and "Section_29" >= 1)))) or (((true and "F18" >= 1 and "Section_17" >= 1) or ((true and "F26" >= 1 and "Section_25" >= 1) or (true and "F23" >= 1 and "Section_22" >= 1))) and (((true and "F12" >= 1 and "Section_11" >= 1) or (true and "F22" >= 1 and "Section_21" >= 1)) and (true and "F22" >= 1 and "Section_21" >= 1)))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-8 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is NOT satisfied.
CircularTrains-PT-048-ReachabilityFireability-9: EF ( (((((true and "F43" >= 1 and "Section_42" >= 1) and (true and "F43" >= 1 and "Section_42" >= 1)) and (true and "Section_45" >= 1 and "F46" >= 1)) or (((true and "Section_13" >= 1 and "F14" >= 1) and (true and "F35" >= 1 and "Section_34" >= 1)) or ((true and "F42" >= 1 and "Section_41" >= 1) or (true and "F38" >= 1 and "Section_37" >= 1)))) and ((((true and "F12" >= 1 and "Section_11" >= 1) or (true and "F48" >= 1 and "Section_47" >= 1)) and (true and "F6" >= 1 and "Section_5" >= 1)) or ((true and "Section_10" >= 1 and "F11" >= 1) and ((true and "F42" >= 1 and "Section_41" >= 1) and (true and "F28" >= 1 and "Section_27" >= 1))))) )
query: EF ( (((((true and "F43" >= 1 and "Section_42" >= 1) and (true and "F43" >= 1 and "Section_42" >= 1)) and (true and "Section_45" >= 1 and "F46" >= 1)) or (((true and "Section_13" >= 1 and "F14" >= 1) and (true and "F35" >= 1 and "Section_34" >= 1)) or ((true and "F42" >= 1 and "Section_41" >= 1) or (true and "F38" >= 1 and "Section_37" >= 1)))) and ((((true and "F12" >= 1 and "Section_11" >= 1) or (true and "F48" >= 1 and "Section_47" >= 1)) and (true and "F6" >= 1 and "Section_5" >= 1)) or ((true and "Section_10" >= 1 and "F11" >= 1) and ((true and "F42" >= 1 and "Section_41" >= 1) and (true and "F28" >= 1 and "Section_27" >= 1))))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-9 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-10: EF ( ((not(not((true and "Section_16" >= 1 and "F17" >= 1))) and (true and "F36" >= 1 and "Section_35" >= 1)) or ((((true and "F44" >= 1 and "Section_43" >= 1) or (true and "Section_6" >= 1 and "F7" >= 1)) and (true and "F18" >= 1 and "Section_17" >= 1)) and (((true and "F2" >= 1 and "Section_1" >= 1) and (true and "F36" >= 1 and "Section_35" >= 1)) or ((true and "F34" >= 1 and "Section_33" >= 1) and (true and "F13" >= 1 and "Section_12" >= 1))))) )
query: EF ( ((not(not((true and "Section_16" >= 1 and "F17" >= 1))) and (true and "F36" >= 1 and "Section_35" >= 1)) or ((((true and "F44" >= 1 and "Section_43" >= 1) or (true and "Section_6" >= 1 and "F7" >= 1)) and (true and "F18" >= 1 and "Section_17" >= 1)) and (((true and "F2" >= 1 and "Section_1" >= 1) and (true and "F36" >= 1 and "Section_35" >= 1)) or ((true and "F34" >= 1 and "Section_33" >= 1) and (true and "F13" >= 1 and "Section_12" >= 1))))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-10 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-11: not EF not ( (((not((true and "F27" >= 1 and "Section_26" >= 1)) or (true and "F22" >= 1 and "Section_21" >= 1)) or (((true and "Section_40" >= 1 and "F41" >= 1) or (true and "Section_14" >= 1 and "F15" >= 1)) or not((true and "Section_16" >= 1 and "F17" >= 1)))) or ((((true and "F36" >= 1 and "Section_35" >= 1) or (true and "Section_14" >= 1 and "F15" >= 1)) or ((true and "F12" >= 1 and "Section_11" >= 1) and (true and "Section_23" >= 1 and "F24" >= 1))) and (not((true and "F19" >= 1 and "Section_18" >= 1)) or ((true and "F12" >= 1 and "Section_11" >= 1) and (true and "Section_46" >= 1 and "F47" >= 1))))) )
query: EF not ( (((not((true and "F27" >= 1 and "Section_26" >= 1)) or (true and "F22" >= 1 and "Section_21" >= 1)) or (((true and "Section_40" >= 1 and "F41" >= 1) or (true and "Section_14" >= 1 and "F15" >= 1)) or not((true and "Section_16" >= 1 and "F17" >= 1)))) or ((((true and "F36" >= 1 and "Section_35" >= 1) or (true and "Section_14" >= 1 and "F15" >= 1)) or ((true and "F12" >= 1 and "Section_11" >= 1) and (true and "Section_23" >= 1 and "F24" >= 1))) and (not((true and "F19" >= 1 and "Section_18" >= 1)) or ((true and "F12" >= 1 and "Section_11" >= 1) and (true and "Section_46" >= 1 and "F47" >= 1))))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-11 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is NOT satisfied.
CircularTrains-PT-048-ReachabilityFireability-12: EF ( (true and "F30" >= 1 and "Section_29" >= 1) )
query: EF ( (true and "F30" >= 1 and "Section_29" >= 1) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-12 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-13: EF ( (true and "Section_8" >= 1 and "F9" >= 1) )
query: EF ( (true and "Section_8" >= 1 and "F9" >= 1) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-13 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-14: not EF not ( not(((((true and "Section_13" >= 1 and "F14" >= 1) and (true and "F19" >= 1 and "Section_18" >= 1)) and ((true and "Section_6" >= 1 and "F7" >= 1) and (true and "Section_32" >= 1 and "F33" >= 1))) and (true and "Section_2" >= 1 and "F3" >= 1))) )
query: EF not ( not(((((true and "Section_13" >= 1 and "F14" >= 1) and (true and "F19" >= 1 and "Section_18" >= 1)) and ((true and "Section_6" >= 1 and "F7" >= 1) and (true and "Section_32" >= 1 and "F33" >= 1))) and (true and "Section_2" >= 1 and "F3" >= 1))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-14 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is NOT satisfied.
CircularTrains-PT-048-ReachabilityFireability-15: EF ( ((not(not((true and "F5" >= 1 and "Section_4" >= 1))) and (true and "F27" >= 1 and "Section_26" >= 1)) and (true and "F43" >= 1 and "Section_42" >= 1)) )
query: EF ( ((not(not((true and "F5" >= 1 and "Section_4" >= 1))) and (true and "F27" >= 1 and "Section_26" >= 1)) and (true and "F43" >= 1 and "Section_42" >= 1)) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-15 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
Query is satisfied.
CircularTrains-PT-048-ReachabilityFireability-0: EF ( ((true and "Section_10" >= 1 and "F11" >= 1) and ((not((true and "Section_13" >= 1 and "F14" >= 1)) and not((true and "Section_46" >= 1 and "F47" >= 1))) and ((true and "F36" >= 1 and "Section_35" >= 1) and ((true and "F25" >= 1 and "Section_24" >= 1) or (true and "F23" >= 1 and "Section_22" >= 1))))) )
query: EF ( ((true and "Section_10" >= 1 and "F11" >= 1) and ((not((true and "Section_13" >= 1 and "F14" >= 1)) and not((true and "Section_46" >= 1 and "F47" >= 1))) and ((true and "F36" >= 1 and "Section_35" >= 1) and ((true and "F25" >= 1 and "Section_24" >= 1) or (true and "F23" >= 1 and "Section_22" >= 1))))) )
FORMULA CircularTrains-PT-048-ReachabilityFireability-2 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-8 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-12 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-1 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-10 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-11 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-6 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-4 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-5 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-7 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-13 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-9 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-0 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-3 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-14 FALSE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
FORMULA CircularTrains-PT-048-ReachabilityFireability-15 TRUE TECHNIQUES PARALLEL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION
BK_STOP 1463574513184
--------------------
content from stderr:
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="CircularTrains-PT-048"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="tapaalPAR"
export BK_RESULT_DIR="/home/fko/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/CircularTrains-PT-048.tgz
mv CircularTrains-PT-048 execution
# this is for BenchKit: explicit launching of the test
cd execution
echo "====================================================================="
echo " Generated by BenchKit 2-2979"
echo " Executing tool tapaalPAR"
echo " Input is CircularTrains-PT-048, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r016kn-qhx2-146347848400081"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 ;