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.r344-smll-178021500900156.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 ErlangenMainframeV2-PT-bP06C06, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r344-smll-178021500900156
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 7.2K May 27 09:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 27 09:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 27 09:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 27 09:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 27 10:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 27 10:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 27 10:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 27 10:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 7.5K May 27 09:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K May 27 09:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 27 09:09 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K May 27 09:09 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 8 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 1.9M May 26 18:17 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 1780318503116

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ErlangenMainframeV2-PT-bP06C06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityDeadlock PT
Running Version 202604301425
[2026-06-01 12:55:05] [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]
[2026-06-01 12:55:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 12:55:06] [INFO ] Load time of PNML (sax parser for PT used): 730 ms
[2026-06-01 12:55:06] [INFO ] Transformed 279 places.
[2026-06-01 12:55:06] [INFO ] Transformed 2491 transitions.
[2026-06-01 12:55:06] [INFO ] Found NUPN structural information;
[2026-06-01 12:55:06] [INFO ] Parsed PT model containing 279 places and 2491 transitions and 38716 arcs in 1025 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 28 ms.14729KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 279/279 places, 2491/2491 transitions.
Graph (trivial) has 247 edges and 279 vertex of which 12 / 279 are part of one of the 5 SCC in 12 ms
Free SCC test removed 7 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Computed a total of 28 stabilizing places and 28 stable transitions
Computed a total of 28 stabilizing places and 28 stable transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 111 transitions
Trivial Post-agglo rules discarded 111 transitions
Performed 111 trivial Post agglomeration. Transition count delta: 111
Iterating post reduction 0 with 111 rules applied. Total rules applied 112 place count 272 transition count 2372
Reduce places removed 111 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Computed a total of 17 stabilizing places and 17 stable transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 1 with 123 rules applied. Total rules applied 235 place count 161 transition count 2360
Reduce places removed 3 places and 0 transitions.
Computed a total of 17 stabilizing places and 17 stable transitions
Iterating post reduction 2 with 3 rules applied. Total rules applied 238 place count 158 transition count 2360
Computed a total of 17 stabilizing places and 17 stable transitions
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 238 place count 158 transition count 2356
Deduced a syphon composed of 4 places in 6 ms
Ensure Unique test removed 1 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 9 rules applied. Total rules applied 247 place count 153 transition count 2356
Computed a total of 17 stabilizing places and 17 stable transitions
Discarding 32 places :
Symmetric choice reduction at 3 with 32 rule applications. Total rules 279 place count 121 transition count 2324
Iterating global reduction 3 with 32 rules applied. Total rules applied 311 place count 121 transition count 2324
Computed a total of 12 stabilizing places and 12 stable transitions
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 311 place count 121 transition count 2321
Deduced a syphon composed of 3 places in 5 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 317 place count 118 transition count 2321
Computed a total of 12 stabilizing places and 12 stable transitions
Discarding 18 places :
Symmetric choice reduction at 3 with 18 rule applications. Total rules 335 place count 100 transition count 1567
Ensure Unique test removed 6 places
Iterating global reduction 3 with 24 rules applied. Total rules applied 359 place count 94 transition count 1567
Computed a total of 12 stabilizing places and 12 stable transitions
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 371 place count 82 transition count 111
Iterating global reduction 3 with 12 rules applied. Total rules applied 383 place count 82 transition count 111
Computed a total of 12 stabilizing places and 12 stable transitions
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 389 place count 76 transition count 99
Iterating global reduction 3 with 6 rules applied. Total rules applied 395 place count 76 transition count 99
Computed a total of 12 stabilizing places and 12 stable transitions
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 0 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 3 with 56 rules applied. Total rules applied 451 place count 48 transition count 71
Computed a total of 3 stabilizing places and 1 stable transitions
Performed 12 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 475 place count 36 transition count 89
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Computed a total of 3 stabilizing places and 9 stable transitions
Iterating post reduction 3 with 12 rules applied. Total rules applied 487 place count 36 transition count 77
Computed a total of 3 stabilizing places and 9 stable transitions
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 489 place count 34 transition count 73
Iterating global reduction 4 with 2 rules applied. Total rules applied 491 place count 34 transition count 73
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Computed a total of 3 stabilizing places and 4 stable transitions
Iterating post reduction 4 with 10 rules applied. Total rules applied 501 place count 34 transition count 63
Computed a total of 3 stabilizing places and 4 stable transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 503 place count 33 transition count 76
Computed a total of 3 stabilizing places and 12 stable transitions
Computed a total of 3 stabilizing places and 12 stable transitions
Drop transitions (Redundant composition of simpler transitions.) removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 5 with 20 rules applied. Total rules applied 523 place count 33 transition count 56
Computed a total of 3 stabilizing places and 8 stable transitions
Computed a total of 3 stabilizing places and 8 stable transitions
Applied a total of 523 rules in 735 ms. Remains 33 /279 variables (removed 246) and now considering 56/2491 (removed 2435) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 753 ms. Remains : 33/279 places, 56/2491 transitions.
Random walk for 1250000 steps, including 34231 resets, run took 2293 ms (no deadlock found). (steps per millisecond=545 )
Random directed walk for 1250001 steps, including 5934 resets, run took 1401 ms (no deadlock found). (steps per millisecond=892 )
[2026-06-01 12:55:11] [INFO ] Flow matrix only has 42 transitions (discarded 14 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17530298968208168286.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5518474824825211125.kers'
[2026-06-01 12:55:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17530298968208168286.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5518474824825211125.kers]
Normalized transition count is 41 out of 42 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 41 rows 31 cols 208 entries
Finished phase 1 with 20 SingleSign rule and 0 generalized
[2026-06-01 12:55:11] [INFO ] Computed 13 invariants in 0 ms
Computed 13 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5518474824825211125.kers
Total runtime 2 ms.
[2026-06-01 12:55:11] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned unsat
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION
Total runtime 6072 ms.

BK_STOP 1780318511739

--------------------
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="ErlangenMainframeV2-PT-bP06C06"
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 ErlangenMainframeV2-PT-bP06C06, 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 r344-smll-178021500900156"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV2-PT-bP06C06.tgz
mv ErlangenMainframeV2-PT-bP06C06 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 ;