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-178021500900197.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-bP14C01, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r344-smll-178021500900197
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 123M
-rw-r--r-- 1 mcc users 6.9K May 27 09:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 27 09:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K May 27 09:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 26K May 27 09:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 27 10:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 27 10:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 27 10:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 27 10:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 11K May 27 09:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K May 27 09:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 27 09:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K May 27 09:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:46 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 122M 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1780325923477

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ErlangenMainframeV2-PT-bP14C01
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-06-01 14:58:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-06-01 14:58:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 14:58:52] [INFO ] Load time of PNML (sax parser for PT used): 6728 ms
[2026-06-01 14:58:52] [INFO ] Transformed 348 places.
[2026-06-01 14:58:53] [INFO ] Transformed 74085 transitions.
[2026-06-01 14:58:53] [INFO ] Found NUPN structural information;
[2026-06-01 14:58:53] [INFO ] Parsed PT model containing 348 places and 74085 transitions and 2458524 arcs in 7792 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 348/348 places, 74085/74085 transitions.
Graph (trivial) has 289 edges and 348 vertex of which 12 / 348 are part of one of the 5 SCC in 40 ms
Free SCC test removed 7 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 0 with 128 rules applied. Total rules applied 129 place count 341 transition count 73949
Reduce places removed 128 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 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 140 rules applied. Total rules applied 269 place count 213 transition count 73937
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 272 place count 210 transition count 73937
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 272 place count 210 transition count 73933
Deduced a syphon composed of 4 places in 252 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 281 place count 205 transition count 73933
Performed 46 Post agglomeration using F-continuation condition.
Performed 96 Post agglomeration using F-continuation condition.
Performed 96 Post agglomeration using F-continuation condition.Transition count delta: 96
Deduced a syphon composed of 96 places in 50 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 3 with 192 rules applied. Total rules applied 473 place count 109 transition count 73837
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 103 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 481 place count 105 transition count 73837
Applied a total of 481 rules in 77553 ms. Remains 105 /348 variables (removed 243) and now considering 73837/74085 (removed 248) transitions.
[2026-06-01 15:00:11] [INFO ] Flow matrix only has 73818 transitions (discarded 19 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12868888274432449939.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8007342080950467731.kers'
[2026-06-01 15:00:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12868888274432449939.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8007342080950467731.kers]
Normalized transition count is 73817 out of 73818 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 435 ms.
// Phase 1: matrix 73817 rows 104 cols 2310491 entries
Finished phase 1 with 67 SingleSign rule and 3 generalized
[2026-06-01 15:00:14] [INFO ] Computed 35 invariants in 2106 ms
Computed 35 P flows in 2110 ms.
Exported basis to /tmp/petrispot-output-8007342080950467731.kers
Total runtime 2564 ms.
[2026-06-01 15:00:46] [INFO ] Performed 21/105 implicitness test of which 0 returned IMPLICIT in 32 seconds.
[2026-06-01 15:01:17] [INFO ] Performed 45/105 implicitness test of which 0 returned IMPLICIT in 62 seconds.
[2026-06-01 15:01:48] [INFO ] Performed 69/105 implicitness test of which 0 returned IMPLICIT in 93 seconds.
[2026-06-01 15:02:44] [INFO ] Performed 83/105 implicitness test of which 1 returned IMPLICIT in 149 seconds.
[2026-06-01 15:02:48] [INFO ] Implicit Places using invariants in 157492 ms returned [83]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 157812 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 104/348 places, 73837/74085 transitions.
Applied a total of 0 rules in 1013 ms. Remains 104 /104 variables (removed 0) and now considering 73837/73837 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 236427 ms. Remains : 104/348 places, 73837/74085 transitions.
Discarding 53 transitions out of 73837. Remains 73784
Initial state reduction rules removed 1 formulas.
RANDOM walk for 29896 steps (584 resets) in 120069 ms. (0 steps per ms) remains 73731/73783 properties
BEST_FIRST walk for 124 steps (0 resets) in 147 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 197 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 152 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 164 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 196 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 139 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 207 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 168 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 134 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 130 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 193 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 111 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 135 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 111 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 132 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 134 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 135 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 141 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 176 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 155 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 168 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 161 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 175 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 163 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 187 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 155 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 137 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 153 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 130 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 110 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 131 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 135 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 110 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 114 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 121 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 111 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 107 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 123 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 143 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 127 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 125 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 104 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 120 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 129 ms. (0 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 115 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 115 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 115 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 108 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 110 ms. (1 steps per ms) remains 73731/73731 properties
BEST_FIRST walk for 124 steps (0 resets) in 120 ms. (1 steps per ms) remains 73731/73731 properties
[2026-06-01 15:18:22] [INFO ] Flatten gal took : 27629 ms
[2026-06-01 15:18:42] [INFO ] Flatten gal took : 20299 ms
[2026-06-01 15:18:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10769979759527154779.gal : 2222 ms
[2026-06-01 15:18:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3936149590802433148.prop : 1295 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10769979759527154779.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3936149590802433148.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Probabilistic random walk after 30001 steps, saw 6872 distinct states, run finished after 89661 ms. (steps per millisecond=0 ) properties seen :2
[2026-06-01 15:19:52] [INFO ] Flow matrix only has 73818 transitions (discarded 19 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17631450946364715904.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12358080065670891123.kers'
[2026-06-01 15:19:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17631450946364715904.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12358080065670891123.kers]
Normalized transition count is 73817 out of 73818 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 396 ms.
// Phase 1: matrix 73817 rows 103 cols 2236763 entries
Finished phase 1 with 67 SingleSign rule and 3 generalized
[2026-06-01 15:19:54] [INFO ] Computed 34 invariants in 1608 ms
Computed 34 P flows in 1609 ms.
Exported basis to /tmp/petrispot-output-12358080065670891123.kers
Total runtime 1905 ms.
[2026-06-01 15:19:55] [INFO ] State equation strengthened by 26 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Loading property file /tmp/ReachabilityCardinality3936149590802433148.prop.

BK_TIME_CONFINEMENT_REACHED

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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 QuasiLiveness -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-bP14C01"
export BK_EXAMINATION="QuasiLiveness"
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-bP14C01, examination is QuasiLiveness"
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-178021500900197"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV2-PT-bP14C01.tgz
mv ErlangenMainframeV2-PT-bP14C01 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;