fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r510-tall-167912734300142
Last Updated
May 14, 2023

About the Execution of 2022-gold for Sudoku-PT-AN04

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
2438.867 3592450.00 6418402.00 6159.40 ?FFFFTF?FFF?FFTF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r510-tall-167912734300142.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..............................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool gold2022
Input is Sudoku-PT-AN04, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r510-tall-167912734300142
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 38K Feb 26 09:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 224K Feb 26 09:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 32K Feb 26 09:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 152K Feb 26 09:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 23K Feb 25 17:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Feb 25 17:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 35K Feb 25 17:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 134K Feb 25 17:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 44K Mar 5 18:23 model.pnml
-rw-r--r-- 1 mcc users 65K Feb 26 09:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 358K Feb 26 09:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 135K Feb 26 09:18 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 674K Feb 26 09:18 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 17:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 15K Feb 25 17:16 UpperBounds.xml

--------------------
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 Sudoku-PT-AN04-LTLFireability-00
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-01
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-02
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-03
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-04
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-05
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-06
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-07
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-08
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-09
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-10
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-11
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-12
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-13
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-14
FORMULA_NAME Sudoku-PT-AN04-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679304364725

gold2022
Got BK_BIN_PATH=/home/mcc/BenchKit/bin/
---> gold2022 --- TAPAAL v5
Setting MODEL_PATH=.
Setting VERIFYPN=/home/mcc/BenchKit/bin/verifypn
Got BK_TIME_CONFINEMENT=3600
Setting TEMPDIR=/home/mcc/BenchKit/bin/tmp
Got BK_MEMORY_CONFINEMENT=16384
Limiting to 16265216 kB
Total timeout: 3590
Time left: 3590

*************************************
* TAPAAL verifying LTLFireability *
*************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4
MF=/home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)
/home/mcc/BenchKit/bin/verifypn -n -c -q 718 -ltl -l 29 -d 299 -z 4 -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./LTLFireability.xml
CPN OverApproximation is only usable on colored models
Time left: 3590
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (16 in total)
Total simplification timout is 718 -- reduction timeout is 299
timeout 1017 /home/mcc/BenchKit/bin/verifypn -n -ltl -q 718 -l 29 -d 299 -z 4 -s OverApprox --binary-query-io 2 --write-simplified /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./LTLFireability.xml
FORMULA Sudoku-PT-AN04-LTLFireability-03 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 3 was solved

Query is NOT satisfied.

FORMULA Sudoku-PT-AN04-LTLFireability-06 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 6 was solved

Query is NOT satisfied.
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Time left: 3447

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (14 in total)
Each query is verified by 4 parallel strategies for 299 seconds
------------------- QUERY 1 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Query index 0 was solved

Query is NOT satisfied.

Query index 0 was solved

Query is NOT satisfied.

Spent 0.011344 on verification
@@@0.01,7560@@@
FORMULA Sudoku-PT-AN04-LTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Query index 0 was solved

Query is NOT satisfied.

Spent 0.001967 on verification
@@@0.01,7460@@@
Spent 0.024751 on verification
@@@0.03,7384@@@
Spent 0.022291 on verification
@@@0.03,7372@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 1 -n
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ fire-count\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 1 -n
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ aut\ -s\ DFS\ -p\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 1 -n
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 1 -n

FORMULA Sudoku-PT-AN04-LTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3446
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.018439 on verification
@@@0.06,21692@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 2 -n

FORMULA Sudoku-PT-AN04-LTLFireability-08 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3445
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.027519 on verification
@@@0.04,21540@@@
FORMULA Sudoku-PT-AN04-LTLFireability-01 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC LOGFIRECOUNT_HEUR(5000) OPTIM-1

Query index 0 was solved
Query is NOT satisfied.
Spent 0.079571 on verification
@@@0.08,148852@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ fire-count\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 3 -n
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 3 -n

FORMULA Sudoku-PT-AN04-LTLFireability-01 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3445
------------------- QUERY 4 ----------------------
No solution found



Time left: 3144
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.017639 on verification
@@@0.04,21644@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 5 -n

FORMULA Sudoku-PT-AN04-LTLFireability-04 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3144
------------------- QUERY 6 ----------------------
No solution found



Time left: 2842
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.015431 on verification
@@@0.02,21552@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 7 -n

FORMULA Sudoku-PT-AN04-LTLFireability-12 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 2842
------------------- QUERY 8 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is satisfied.
Spent 23.1047 on verification
@@@23.11,237932@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 8 -n

FORMULA Sudoku-PT-AN04-LTLFireability-14 TRUE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Time left: 2819
------------------- QUERY 9 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.017906 on verification
@@@0.02,21756@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 9 -n

FORMULA Sudoku-PT-AN04-LTLFireability-15 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 2818
------------------- QUERY 10 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.014875 on verification
@@@0.02,21692@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 10 -n

FORMULA Sudoku-PT-AN04-LTLFireability-09 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 2818
------------------- QUERY 11 ----------------------
No solution found



Time left: 2517
------------------- QUERY 12 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.05745 on verification
@@@0.06,150272@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 12 -n

FORMULA Sudoku-PT-AN04-LTLFireability-13 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Time left: 2516
------------------- QUERY 13 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.056831 on verification
@@@0.07,150428@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 13 -n

FORMULA Sudoku-PT-AN04-LTLFireability-02 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Time left: 2516
------------------- QUERY 14 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is satisfied.
Spent 0.02968 on verification
@@@0.04,21768@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.gAa8m1Ykgh /home/mcc/BenchKit/bin/tmp/tmp.Sm3dCfetO4 --binary-query-io 1 -x 14 -n

FORMULA Sudoku-PT-AN04-LTLFireability-05 TRUE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 2516
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 3 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 598 seconds)
Time left: 2516
------------------- QUERY 4 ----------------------
Running query 4 for 838 seconds. Remaining: 3 queries and 2516 seconds
No solution found



Time left: 1675
------------------- QUERY 6 ----------------------
Running query 6 for 837 seconds. Remaining: 2 queries and 1675 seconds
No solution found



Time left: 836
------------------- QUERY 11 ----------------------
Running query 11 for 836 seconds. Remaining: 1 queries and 836 seconds
No solution found



Time left: -3
Out of time, terminating!
terminated-with-cleanup

BK_STOP 1679307957175

--------------------
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="Sudoku-PT-AN04"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="gold2022"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# 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 2-5348"
echo " Executing tool gold2022"
echo " Input is Sudoku-PT-AN04, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r510-tall-167912734300142"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Sudoku-PT-AN04.tgz
mv Sudoku-PT-AN04 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; 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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;