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-177946902900146.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CircularTrains-PT-048, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-smll-177946902900146
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 7.9K Mar 5 14:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 5 14:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K 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 3.7K Mar 15 08:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 08:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 15 08:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 08:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 5 14:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 141K Mar 5 14:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 5 14:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 5 14:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:06 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 37K 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 1779475418968

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-048
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityDeadlock PT
Running Version 202604301425
[2026-05-22 18:43:41] [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 18:43:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 18:43:41] [INFO ] Load time of PNML (sax parser for PT used): 74 ms
[2026-05-22 18:43:41] [INFO ] Transformed 96 places.
[2026-05-22 18:43:41] [INFO ] Transformed 48 transitions.
[2026-05-22 18:43:41] [INFO ] Parsed PT model containing 96 places and 48 transitions and 192 arcs in 233 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 5 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 6 ms.14257KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 96/96 places, 48/48 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 38 ms. Remains 96 /96 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 58 ms. Remains : 96/96 places, 48/48 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 96/96 places, 48/48 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 14 ms. Remains 96 /96 variables (removed 0) and now considering 48/48 (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-10196827478941893322.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6681401201641092787.kers'
[2026-05-22 18:43:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10196827478941893322.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6681401201641092787.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 48 rows 96 cols 192 entries
Finished phase 1 with 0 SingleSign rule and 47 generalized
[2026-05-22 18:43:41] [INFO ] Computed 49 invariants in 1 ms
Computed 49 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-6681401201641092787.kers
Total runtime 3 ms.
[2026-05-22 18:43:42] [INFO ] Implicit Places using invariants in 550 ms returned [1, 3, 13, 16, 22, 56, 63, 64, 81, 83, 84, 89, 90, 91, 92, 94]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 606 ms to find 16 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 80/96 places, 48/48 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 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 80 transition count 32
Reduce places removed 16 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 64 transition count 32
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 32 rules in 23 ms. Remains 64 /80 variables (removed 16) and now considering 32/48 (removed 16) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7186743340129105102.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13817808006308438570.kers'
[2026-05-22 18:43:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7186743340129105102.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13817808006308438570.kers]
Culling duplicate invariants (modulo rational): removing 32 columns.
Culled 32 columns in 0 ms.
// Phase 1: matrix 32 rows 32 cols 64 entries
Finished phase 1 with 24 SingleSign rule and 7 generalized
[2026-05-22 18:43:42] [INFO ] Computed 33 invariants in 0 ms
Computed 33 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13817808006308438570.kers
Total runtime 2 ms.
[2026-05-22 18:43:42] [INFO ] Implicit Places using invariants in 153 ms returned []
[2026-05-22 18:43:42] [INFO ] Invariant cache hit.
[2026-05-22 18:43:42] [INFO ] Implicit Places using invariants and state equation in 221 ms returned []
Implicit Place search using SMT with State Equation took 389 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 64/96 places, 32/48 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 1038 ms. Remains : 64/96 places, 32/48 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2689 ms (no deadlock found). (steps per millisecond=464 )
Random directed walk for 1250002 steps, including 0 resets, run took 1870 ms (no deadlock found). (steps per millisecond=668 )
[2026-05-22 18:43:47] [INFO ] Invariant cache hit.
[2026-05-22 18:43:47] [INFO ] [Real]Absence check using 32 positive place invariants in 11 ms returned sat
[2026-05-22 18:43:47] [INFO ] [Real]Absence check using 32 positive and 1 generalized place invariants in 3 ms returned unsat
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION
Total runtime 6070 ms.

BK_STOP 1779475427174

--------------------
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-048"
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-048, 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-177946902900146"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-048.tgz
mv CircularTrains-PT-048 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 ;