Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r056-smll-177946902900166.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CircularTrains-PT-768, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-smll-177946902900166
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.8K Mar 5 14:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Mar 5 14:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Mar 5 14:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 5 14:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 08:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 08:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 15 08:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 5 14:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K Mar 5 14:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Mar 5 14:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 5 14:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 591K Mar 3 18:30 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1779476012964

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CircularTrains-PT-768
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityDeadlock PT
Running Version 202604301425
[2026-05-22 18:53:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-22 18:53:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 18:53:35] [INFO ] Load time of PNML (sax parser for PT used): 327 ms
[2026-05-22 18:53:36] [INFO ] Transformed 1536 places.
[2026-05-22 18:53:36] [INFO ] Transformed 768 transitions.
[2026-05-22 18:53:36] [INFO ] Parsed PT model containing 1536 places and 768 transitions and 3072 arcs in 561 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 6 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 14 ms.18215KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1536/1536 places, 768/768 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 316 ms. Remains 1536 /1536 variables (removed 0) and now considering 768/768 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 340 ms. Remains : 1536/1536 places, 768/768 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 1536/1536 places, 768/768 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 160 ms. Remains 1536 /1536 variables (removed 0) and now considering 768/768 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2056533110692412524.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11159851347815622071.kers'
[2026-05-22 18:53:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2056533110692412524.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11159851347815622071.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 768 rows 1536 cols 3072 entries
Finished phase 1 with 0 SingleSign rule and 767 generalized
[2026-05-22 18:53:36] [INFO ] Computed 769 invariants in 33 ms
Computed 769 P flows in 34 ms.
Exported basis to /tmp/petrispot-output-11159851347815622071.kers
Total runtime 36 ms.
[2026-05-22 18:53:40] [INFO ] Implicit Places using invariants in 4175 ms returned [3, 14, 18, 29, 35, 45, 47, 59, 75, 79, 81, 83, 85, 90, 94, 96, 102, 106, 110, 111, 125, 128, 138, 144, 149, 150, 152, 155, 158, 163, 173, 180, 187, 193, 196, 197, 198, 224, 228, 243, 244, 247, 248, 250, 255, 259, 273, 276, 296, 304, 312, 318, 325, 330, 333, 339, 350, 353, 355, 361, 368, 380, 381, 389, 402, 409, 414, 419, 420, 421, 438, 451, 453, 463, 464, 471, 473, 480, 499, 509, 516, 519, 530, 531, 533, 535, 544, 549, 557, 558, 561, 577, 578, 580, 600, 606, 612, 622, 630, 633, 656, 658, 661, 662, 665, 666, 669, 671, 677, 679, 681, 688, 689, 693, 694, 696, 697, 699, 705, 709, 711, 715, 716, 725, 732, 750, 761, 767, 770, 776, 780, 793, 804, 807, 810, 811, 817, 820, 839, 843, 846, 856, 872, 874, 883, 884, 885, 887, 905, 929, 934, 940, 942, 943, 948, 952, 953, 970, 973, 975, 977, 991, 997, 1005, 1009, 1013, 1017, 1018, 1019, 1020, 1042, 1046, 1059, 1071, 1072, 1073, 1078, 1079, 1087, 1088, 1094, 1096, 1101, 1121, 1128, 1131, 1147, 1150, 1153, 1157, 1160, 1162, 1163, 1168, 1178, 1182, 1185, 1198, 1204, 1209, 1211, 1216, 1228, 1229, 1244, 1247, 1252, 1261, 1262, 1266, 1273, 1292, 1299, 1300, 1301, 1305, 1306, 1329, 1335, 1337, 1338, 1339, 1350, 1354, 1356, 1360, 1362, 1373, 1378, 1379, 1385, 1391, 1409, 1430, 1438, 1446, 1450, 1453, 1461, 1472, 1476, 1484, 1485, 1487, 1488, 1493, 1495, 1497, 1507, 1512, 1513, 1515, 1517, 1525, 1527, 1531]
Discarding 256 places :
Implicit Place search using SMT only with invariants took 4255 ms to find 256 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 1280/1536 places, 768/768 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 256 transitions
Trivial Post-agglo rules discarded 256 transitions
Performed 256 trivial Post agglomeration. Transition count delta: 256
Iterating post reduction 0 with 256 rules applied. Total rules applied 256 place count 1280 transition count 512
Reduce places removed 256 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Iterating post reduction 1 with 256 rules applied. Total rules applied 512 place count 1024 transition count 512
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 512 rules in 251 ms. Remains 1024 /1280 variables (removed 256) and now considering 512/768 (removed 256) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1707756875828566777.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12725568968776970817.kers'
[2026-05-22 18:53:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1707756875828566777.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12725568968776970817.kers]
Culling duplicate invariants (modulo rational): removing 512 columns.
Culled 512 columns in 1 ms.
// Phase 1: matrix 512 rows 512 cols 1024 entries
Finished phase 1 with 374 SingleSign rule and 137 generalized
[2026-05-22 18:53:41] [INFO ] Computed 513 invariants in 4 ms
Computed 513 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-12725568968776970817.kers
Total runtime 6 ms.
[2026-05-22 18:53:42] [INFO ] Implicit Places using invariants in 1791 ms returned []
[2026-05-22 18:53:42] [INFO ] Invariant cache hit.
[2026-05-22 18:53:45] [INFO ] Implicit Places using invariants and state equation in 2196 ms returned []
Implicit Place search using SMT with State Equation took 3992 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 1024/1536 places, 512/768 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 8667 ms. Remains : 1024/1536 places, 512/768 transitions.
Interrupted Random walk after 849662 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=28 )
Interrupted Random directed walk after 1148242 steps, including 0 resets, run timeout after 30002 ms. (steps per millisecond=38 )
[2026-05-22 18:54:45] [INFO ] Invariant cache hit.
[2026-05-22 18:54:46] [INFO ] [Real]Absence check using 512 positive place invariants in 557 ms returned sat
[2026-05-22 18:54:46] [INFO ] [Real]Absence check using 512 positive and 1 generalized place invariants in 122 ms returned unsat
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION
Total runtime 70828 ms.

BK_STOP 1779476086300

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityDeadlock = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityDeadlock -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityDeadlock -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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-768"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5973"
echo " Executing tool itstools"
echo " Input is CircularTrains-PT-768, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r056-smll-177946902900166"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-768.tgz
mv CircularTrains-PT-768 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;