Execution Chart

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

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r190-csrt-159033382900560.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-4028
Executing tool smart
Input is TriangularGrid-PT-3011, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 1
Run identifier is r190-csrt-159033382900560
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 256K
-rw-r--r-- 1 mcc users 3.6K Apr 27 14:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 27 14:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Apr 27 14:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 21K Apr 27 14:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 14:36 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Apr 27 14:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 28 14:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 27 14:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 28 14:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K Apr 27 14:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 27 14:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Apr 27 14:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 27 14:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 27 14:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 27 14:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Apr 27 14:36 equiv_col
-rw-r--r-- 1 mcc users 5 Apr 27 14:36 instance
-rw-r--r-- 1 mcc users 6 Apr 27 14:36 iscolored
-rwxr-xr-x 1 mcc users 70K Apr 27 14:36 model.pnml

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

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

no data necessary for post analysis


=== Now, execution of the tool begins

BK_START 1590408699434

======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running TriangularGrid (PT), instance 3011
Examination StateSpace
Parser /home/mcc/BenchKit/bin/parser/StateSpaceParse.jar
Model checker /home/mcc/BenchKit/bin/main/smart

Filename model.pnml
Petri model created: 108 places, 90 transitions, 360 arcs.
AT ITER 0 NEW BEST:: SOT 5666 SOS 1530 HAS SOPS 1530 HAS SOUS 1208 HAS SOUPS 1208 WITH SCORE 1209.53
AT ITER 11 NEW BEST:: SOT 5654 SOS 1512 HAS SOPS 1512 HAS SOUS 1187 HAS SOUPS 1187 WITH SCORE 1188.512
AT ITER 35 NEW BEST:: SOT 5654 SOS 1506 HAS SOPS 1506 HAS SOUS 1183 HAS SOUPS 1183 WITH SCORE 1184.506
AT ITER 102 NEW BEST:: SOT 5649 SOS 1505 HAS SOPS 1505 HAS SOUS 1182 HAS SOUPS 1182 WITH SCORE 1183.505
AT ITER 112 NEW BEST:: SOT 5649 SOS 1496 HAS SOPS 1496 HAS SOUS 1176 HAS SOUPS 1176 WITH SCORE 1177.496
AT ITER 139 NEW BEST:: SOT 5645 SOS 1492 HAS SOPS 1492 HAS SOUS 1173 HAS SOUPS 1173 WITH SCORE 1174.492
AT ITER 146 NEW BEST:: SOT 5643 SOS 1489 HAS SOPS 1489 HAS SOUS 1172 HAS SOUPS 1172 WITH SCORE 1173.489
AT ITER 201 NEW BEST:: SOT 5640 SOS 1483 HAS SOPS 1483 HAS SOUS 1164 HAS SOUPS 1164 WITH SCORE 1165.483
AT ITER 216 NEW BEST:: SOT 5636 SOS 1479 HAS SOPS 1479 HAS SOUS 1160 HAS SOUPS 1160 WITH SCORE 1161.479
AT ITER 219 NEW BEST:: SOT 5636 SOS 1478 HAS SOPS 1478 HAS SOUS 1159 HAS SOUPS 1159 WITH SCORE 1160.478
AT ITER 317 NEW BEST:: SOT 5632 SOS 1470 HAS SOPS 1470 HAS SOUS 1151 HAS SOUPS 1151 WITH SCORE 1152.47
AT ITER 335 NEW BEST:: SOT 5632 SOS 1466 HAS SOPS 1466 HAS SOUS 1146 HAS SOUPS 1146 WITH SCORE 1147.466
AT ITER 345 NEW BEST:: SOT 5630 SOS 1463 HAS SOPS 1463 HAS SOUS 1143 HAS SOUPS 1143 WITH SCORE 1144.463
AT ITER 375 NEW BEST:: SOT 5630 SOS 1460 HAS SOPS 1460 HAS SOUS 1141 HAS SOUPS 1141 WITH SCORE 1142.46
AT ITER 442 NEW BEST:: SOT 5630 SOS 1459 HAS SOPS 1459 HAS SOUS 1141 HAS SOUPS 1141 WITH SCORE 1142.459
AT ITER 449 NEW BEST:: SOT 5630 SOS 1458 HAS SOPS 1458 HAS SOUS 1141 HAS SOUPS 1141 WITH SCORE 1142.458
AT ITER 467 NEW BEST:: SOT 5625 SOS 1466 HAS SOPS 1466 HAS SOUS 1137 HAS SOUPS 1137 WITH SCORE 1138.466
AT ITER 472 NEW BEST:: SOT 5623 SOS 1463 HAS SOPS 1463 HAS SOUS 1134 HAS SOUPS 1134 WITH SCORE 1135.463
AT ITER 514 NEW BEST:: SOT 5619 SOS 1461 HAS SOPS 1461 HAS SOUS 1132 HAS SOUPS 1132 WITH SCORE 1133.461
AT ITER 521 NEW BEST:: SOT 5615 SOS 1445 HAS SOPS 1445 HAS SOUS 1120 HAS SOUPS 1120 WITH SCORE 1121.445
AT ITER 597 NEW BEST:: SOT 5608 SOS 1424 HAS SOPS 1424 HAS SOUS 1106 HAS SOUPS 1106 WITH SCORE 1107.424
AT ITER 633 NEW BEST:: SOT 5608 SOS 1424 HAS SOPS 1424 HAS SOUS 1105 HAS SOUPS 1105 WITH SCORE 1106.424
AT ITER 634 NEW BEST:: SOT 5606 SOS 1422 HAS SOPS 1422 HAS SOUS 1101 HAS SOUPS 1101 WITH SCORE 1102.422
AT ITER 648 NEW BEST:: SOT 5608 SOS 1407 HAS SOPS 1407 HAS SOUS 1092 HAS SOUPS 1092 WITH SCORE 1093.407
AT ITER 679 NEW BEST:: SOT 5608 SOS 1399 HAS SOPS 1399 HAS SOUS 1090 HAS SOUPS 1090 WITH SCORE 1091.399
AT ITER 779 NEW BEST:: SOT 5607 SOS 1392 HAS SOPS 1392 HAS SOUS 1088 HAS SOUPS 1088 WITH SCORE 1089.392
AT ITER 787 NEW BEST:: SOT 5599 SOS 1378 HAS SOPS 1378 HAS SOUS 1077 HAS SOUPS 1077 WITH SCORE 1078.378
AT ITER 862 NEW BEST:: SOT 5599 SOS 1374 HAS SOPS 1374 HAS SOUS 1077 HAS SOUPS 1077 WITH SCORE 1078.374
AT ITER 868 NEW BEST:: SOT 5590 SOS 1343 HAS SOPS 1343 HAS SOUS 1054 HAS SOUPS 1054 WITH SCORE 1055.343
AT ITER 882 NEW BEST:: SOT 5589 SOS 1342 HAS SOPS 1342 HAS SOUS 1053 HAS SOUPS 1053 WITH SCORE 1054.342
AT ITER 901 NEW BEST:: SOT 5589 SOS 1340 HAS SOPS 1340 HAS SOUS 1053 HAS SOUPS 1053 WITH SCORE 1054.34
AT ITER 938 NEW BEST:: SOT 5593 SOS 1332 HAS SOPS 1332 HAS SOUS 1053 HAS SOUPS 1053 WITH SCORE 1054.332
AT ITER 940 NEW BEST:: SOT 5591 SOS 1327 HAS SOPS 1327 HAS SOUS 1051 HAS SOUPS 1051 WITH SCORE 1052.327
AT ITER 946 NEW BEST:: SOT 5591 SOS 1323 HAS SOPS 1323 HAS SOUS 1049 HAS SOUPS 1049 WITH SCORE 1050.323
AT ITER 1005 NEW BEST:: SOT 5585 SOS 1320 HAS SOPS 1320 HAS SOUS 1046 HAS SOUPS 1046 WITH SCORE 1047.32
AT ITER 1048 NEW BEST:: SOT 5585 SOS 1316 HAS SOPS 1316 HAS SOUS 1043 HAS SOUPS 1043 WITH SCORE 1044.316
AT ITER 1101 NEW BEST:: SOT 5585 SOS 1315 HAS SOPS 1315 HAS SOUS 1040 HAS SOUPS 1040 WITH SCORE 1041.315
AT ITER 1141 NEW BEST:: SOT 5583 SOS 1308 HAS SOPS 1308 HAS SOUS 1037 HAS SOUPS 1037 WITH SCORE 1038.308
AT ITER 1182 NEW BEST:: SOT 5582 SOS 1305 HAS SOPS 1305 HAS SOUS 1035 HAS SOUPS 1035 WITH SCORE 1036.305
AT ITER 1211 NEW BEST:: SOT 5582 SOS 1302 HAS SOPS 1302 HAS SOUS 1033 HAS SOUPS 1033 WITH SCORE 1034.302
AT ITER 1304 NEW BEST:: SOT 5581 SOS 1299 HAS SOPS 1299 HAS SOUS 1031 HAS SOUPS 1031 WITH SCORE 1032.299
AT ITER 1347 NEW BEST:: SOT 5579 SOS 1293 HAS SOPS 1293 HAS SOUS 1027 HAS SOUPS 1027 WITH SCORE 1028.293
AT ITER 1387 NEW BEST:: SOT 5571 SOS 1286 HAS SOPS 1286 HAS SOUS 1026 HAS SOUPS 1026 WITH SCORE 1027.286
AT ITER 1391 NEW BEST:: SOT 5568 SOS 1277 HAS SOPS 1277 HAS SOUS 1020 HAS SOUPS 1020 WITH SCORE 1021.277
AT ITER 1453 NEW BEST:: SOT 5566 SOS 1275 HAS SOPS 1275 HAS SOUS 1018 HAS SOUPS 1018 WITH SCORE 1019.275
AT ITER 1516 NEW BEST:: SOT 5566 SOS 1273 HAS SOPS 1273 HAS SOUS 1018 HAS SOUPS 1018 WITH SCORE 1019.273
AT ITER 1562 NEW BEST:: SOT 5564 SOS 1274 HAS SOPS 1274 HAS SOUS 1015 HAS SOUPS 1015 WITH SCORE 1016.274
AT ITER 1614 NEW BEST:: SOT 5563 SOS 1271 HAS SOPS 1271 HAS SOUS 1012 HAS SOUPS 1012 WITH SCORE 1013.271
AT ITER 1650 NEW BEST:: SOT 5563 SOS 1270 HAS SOPS 1270 HAS SOUS 1011 HAS SOUPS 1011 WITH SCORE 1012.27
AT ITER 1664 NEW BEST:: SOT 5561 SOS 1266 HAS SOPS 1266 HAS SOUS 1008 HAS SOUPS 1008 WITH SCORE 1009.266
AT ITER 1686 NEW BEST:: SOT 5563 SOS 1261 HAS SOPS 1261 HAS SOUS 1007 HAS SOUPS 1007 WITH SCORE 1008.261
AT ITER 2039 NEW BEST:: SOT 5562 SOS 1260 HAS SOPS 1260 HAS SOUS 1006 HAS SOUPS 1006 WITH SCORE 1007.26
AT ITER 2062 NEW BEST:: SOT 5560 SOS 1257 HAS SOPS 1257 HAS SOUS 1001 HAS SOUPS 1001 WITH SCORE 1002.257
AT ITER 2065 NEW BEST:: SOT 5556 SOS 1251 HAS SOPS 1251 HAS SOUS 995 HAS SOUPS 995 WITH SCORE 996.251
AT ITER 2073 NEW BEST:: SOT 5556 SOS 1253 HAS SOPS 1253 HAS SOUS 993 HAS SOUPS 993 WITH SCORE 994.253
AT ITER 2106 NEW BEST:: SOT 5556 SOS 1253 HAS SOPS 1253 HAS SOUS 992 HAS SOUPS 992 WITH SCORE 993.253
AT ITER 2125 NEW BEST:: SOT 5556 SOS 1247 HAS SOPS 1247 HAS SOUS 989 HAS SOUPS 989 WITH SCORE 990.247
AT ITER 2220 NEW BEST:: SOT 5556 SOS 1243 HAS SOPS 1243 HAS SOUS 987 HAS SOUPS 987 WITH SCORE 988.243
AT ITER 2292 NEW BEST:: SOT 5556 SOS 1242 HAS SOPS 1242 HAS SOUS 986 HAS SOUPS 986 WITH SCORE 987.242
AT ITER 2329 NEW BEST:: SOT 5556 SOS 1239 HAS SOPS 1239 HAS SOUS 985 HAS SOUPS 985 WITH SCORE 986.239
AT ITER 2411 NEW BEST:: SOT 5560 SOS 1243 HAS SOPS 1243 HAS SOUS 984 HAS SOUPS 984 WITH SCORE 985.243
AT ITER 2441 NEW BEST:: SOT 5558 SOS 1235 HAS SOPS 1235 HAS SOUS 981 HAS SOUPS 981 WITH SCORE 982.235
AT ITER 2460 NEW BEST:: SOT 5558 SOS 1231 HAS SOPS 1231 HAS SOUS 979 HAS SOUPS 979 WITH SCORE 980.231
AT ITER 2470 NEW BEST:: SOT 5555 SOS 1230 HAS SOPS 1230 HAS SOUS 979 HAS SOUPS 979 WITH SCORE 980.23
AT ITER 2473 NEW BEST:: SOT 5555 SOS 1226 HAS SOPS 1226 HAS SOUS 978 HAS SOUPS 978 WITH SCORE 979.226
AT ITER 2636 NEW BEST:: SOT 5551 SOS 1216 HAS SOPS 1216 HAS SOUS 972 HAS SOUPS 972 WITH SCORE 973.216
AT ITER 2823 NEW BEST:: SOT 5545 SOS 1211 HAS SOPS 1211 HAS SOUS 966 HAS SOUPS 966 WITH SCORE 967.211
AT ITER 3037 NEW BEST:: SOT 5545 SOS 1209 HAS SOPS 1209 HAS SOUS 965 HAS SOUPS 965 WITH SCORE 966.209
AT ITER 3130 NEW BEST:: SOT 5545 SOS 1208 HAS SOPS 1208 HAS SOUS 965 HAS SOUPS 965 WITH SCORE 966.208
AT ITER 3725 NEW BEST:: SOT 5543 SOS 1207 HAS SOPS 1207 HAS SOUS 965 HAS SOUPS 965 WITH SCORE 966.207
AT ITER 3784 NEW BEST:: SOT 5539 SOS 1200 HAS SOPS 1200 HAS SOUS 960 HAS SOUPS 960 WITH SCORE 961.2
AT ITER 3796 NEW BEST:: SOT 5539 SOS 1198 HAS SOPS 1198 HAS SOUS 960 HAS SOUPS 960 WITH SCORE 961.198
AT ITER 4169 NEW BEST:: SOT 5536 SOS 1195 HAS SOPS 1195 HAS SOUS 950 HAS SOUPS 950 WITH SCORE 951.195
AT ITER 4377 NEW BEST:: SOT 5538 SOS 1175 HAS SOPS 1175 HAS SOUS 943 HAS SOUPS 943 WITH SCORE 944.175
AT ITER 4544 NEW BEST:: SOT 5537 SOS 1172 HAS SOPS 1172 HAS SOUS 941 HAS SOUPS 941 WITH SCORE 942.172
AT ITER 4611 NEW BEST:: SOT 5535 SOS 1169 HAS SOPS 1169 HAS SOUS 938 HAS SOUPS 938 WITH SCORE 939.169
AT ITER 4937 NEW BEST:: SOT 5535 SOS 1170 HAS SOPS 1170 HAS SOUS 937 HAS SOUPS 937 WITH SCORE 938.17
AT ITER 5185 NEW BEST:: SOT 5535 SOS 1168 HAS SOPS 1168 HAS SOUS 937 HAS SOUPS 937 WITH SCORE 938.168
AT ITER 5329 NEW BEST:: SOT 5533 SOS 1166 HAS SOPS 1166 HAS SOUS 935 HAS SOUPS 935 WITH SCORE 936.166
AT ITER 5353 NEW BEST:: SOT 5531 SOS 1162 HAS SOPS 1162 HAS SOUS 933 HAS SOUPS 933 WITH SCORE 934.162
AT ITER 5557 NEW BEST:: SOT 5530 SOS 1160 HAS SOPS 1160 HAS SOUS 931 HAS SOUPS 931 WITH SCORE 932.16
AT ITER 5889 NEW BEST:: SOT 5526 SOS 1154 HAS SOPS 1154 HAS SOUS 925 HAS SOUPS 925 WITH SCORE 926.154
AT ITER 6104 NEW BEST:: SOT 5525 SOS 1151 HAS SOPS 1151 HAS SOUS 922 HAS SOUPS 922 WITH SCORE 923.151
AT ITER 6461 NEW BEST:: SOT 5525 SOS 1152 HAS SOPS 1152 HAS SOUS 921 HAS SOUPS 921 WITH SCORE 922.152
AT ITER 6544 NEW BEST:: SOT 5523 SOS 1148 HAS SOPS 1148 HAS SOUS 918 HAS SOUPS 918 WITH SCORE 919.148
AT ITER 6549 NEW BEST:: SOT 5522 SOS 1149 HAS SOPS 1149 HAS SOUS 917 HAS SOUPS 917 WITH SCORE 918.149
AT ITER 6855 NEW BEST:: SOT 5522 SOS 1147 HAS SOPS 1147 HAS SOUS 916 HAS SOUPS 916 WITH SCORE 917.147
AT ITER 7103 NEW BEST:: SOT 5522 SOS 1146 HAS SOPS 1146 HAS SOUS 916 HAS SOUPS 916 WITH SCORE 917.146
AT ITER 7214 NEW BEST:: SOT 5517 SOS 1134 HAS SOPS 1134 HAS SOUS 914 HAS SOUPS 914 WITH SCORE 915.134
AT ITER 8252 NEW BEST:: SOT 5517 SOS 1133 HAS SOPS 1133 HAS SOUS 912 HAS SOUPS 912 WITH SCORE 913.133
AT ITER 8563 NEW BEST:: SOT 5516 SOS 1130 HAS SOPS 1130 HAS SOUS 909 HAS SOUPS 909 WITH SCORE 910.13
AT ITER 9249 NEW BEST:: SOT 5516 SOS 1130 HAS SOPS 1130 HAS SOUS 907 HAS SOUPS 907 WITH SCORE 908.13
AT ITER 9267 NEW BEST:: SOT 5515 SOS 1127 HAS SOPS 1127 HAS SOUS 905 HAS SOUPS 905 WITH SCORE 906.127
STATE_SPACE STATES 284675587524871889466 TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS
STATE_SPACE MAX_TOKEN_IN_PLACE 4 TECHNIQUES SEQUENTIAL_PROCESSING IMPLICIT RELATIONS DECISION_DIAGRAMS
STATE_SPACE MAX_TOKEN_PER_MARKING 72 TECHNIQUES SEQUENTIAL_PROCESSING IMPLICIT RELATIONS DECISION_DIAGRAMS
STATE_SPACE TRANSITIONS 6946895838972986045799 TECHNIQUES SEQUENTIAL_PROCESSING IMPLICIT RELATIONS DECISION_DIAGRAMS

BK_STOP 1590408727055

--------------------
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="TriangularGrid-PT-3011"
export BK_EXAMINATION="StateSpace"
export BK_TOOL="smart"
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 2-4028"
echo " Executing tool smart"
echo " Input is TriangularGrid-PT-3011, examination is StateSpace"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 1"
echo " Run identifier is r190-csrt-159033382900560"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TriangularGrid-PT-3011.tgz
mv TriangularGrid-PT-3011 execution
cd execution
if [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "UpperBounds" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] || [ "StateSpace" = "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 [ "StateSpace" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StateSpace" != "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 "StateSpace.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StateSpace.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StateSpace.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 '' StateSpace.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] ; then
echo "FORMULA_NAME StateSpace"
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 ;