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.r034-tall-177946842000448.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 BugTracking-PT-q8m256, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946842000448
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 6.0K Mar 5 17:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 44K Mar 5 17:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Mar 5 17:35 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Mar 5 17:35 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 15 07:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 07:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 07:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 5 17:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 5 17:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Mar 5 17:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Mar 5 17:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 07:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 16M Mar 3 18:30 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 1779608844943

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BugTracking-PT-q8m256
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-24 07:47:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StateSpace, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 07:47:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 07:47:26] [INFO ] Load time of PNML (sax parser for PT used): 752 ms
[2026-05-24 07:47:26] [INFO ] Transformed 754 places.
[2026-05-24 07:47:27] [INFO ] Transformed 27370 transitions.
[2026-05-24 07:47:27] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 933 ms.
Deduced a syphon composed of 474 places in 128 ms
Reduce places removed 474 places and 23466 transitions.
Starting structural reductions in STATESPACE mode, iteration 0 : 280/280 places, 3904/3904 transitions.
[2026-05-24 07:47:27] [INFO ] Redundant transitions in 290 ms returned []
Running 3902 sub problems to find dead transitions.
[2026-05-24 07:47:27] [INFO ] Flow matrix only has 3729 transitions (discarded 175 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5107205880397012435.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12615429465024466348.kers'
[2026-05-24 07:47:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5107205880397012435.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12615429465024466348.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 3729 rows 280 cols 17780 entries
Finished phase 1 with 270 SingleSign rule and 0 generalized
[2026-05-24 07:47:27] [INFO ] Computed 10 invariants in 14 ms
Computed 10 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-12615429465024466348.kers
Total runtime 17 ms.
[2026-05-24 07:47:28] [INFO ] State equation strengthened by 303 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/277 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 3902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 277/4009 variables, and 13 constraints, problems are : Problem set: 0 solved, 3902 unsolved in 30081 ms.
Refiners :[Positive P Invariants (semi-flows): 8/10 constraints, State Equation: 0/280 constraints, ReadFeed: 0/303 constraints, PredecessorRefiner: 3902/664 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3902 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/277 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 3902 unsolved
Problem TDEAD784 is UNSAT
Problem TDEAD790 is UNSAT
Problem TDEAD796 is UNSAT
Problem TDEAD802 is UNSAT
Problem TDEAD808 is UNSAT
Problem TDEAD809 is UNSAT
Problem TDEAD810 is UNSAT
Problem TDEAD811 is UNSAT
Problem TDEAD812 is UNSAT
Problem TDEAD813 is UNSAT
Problem TDEAD814 is UNSAT
Problem TDEAD817 is UNSAT
Problem TDEAD818 is UNSAT
Problem TDEAD819 is UNSAT
Problem TDEAD2782 is UNSAT
Problem TDEAD2783 is UNSAT
Problem TDEAD2784 is UNSAT
Problem TDEAD2785 is UNSAT
Problem TDEAD2786 is UNSAT
Problem TDEAD2787 is UNSAT
Problem TDEAD2788 is UNSAT
Problem TDEAD2789 is UNSAT
Problem TDEAD2794 is UNSAT
Problem TDEAD2795 is UNSAT
Problem TDEAD2796 is UNSAT
Problem TDEAD2797 is UNSAT
Problem TDEAD2798 is UNSAT
Problem TDEAD2799 is UNSAT
Problem TDEAD2800 is UNSAT
Problem TDEAD2801 is UNSAT
Problem TDEAD2802 is UNSAT
Problem TDEAD2803 is UNSAT
Problem TDEAD2804 is UNSAT
Problem TDEAD2805 is UNSAT
Problem TDEAD3838 is UNSAT
Problem TDEAD3839 is UNSAT
Problem TDEAD3840 is UNSAT
Problem TDEAD3841 is UNSAT
Problem TDEAD3842 is UNSAT
Problem TDEAD3843 is UNSAT
Problem TDEAD3844 is UNSAT
Problem TDEAD3848 is UNSAT
Problem TDEAD3849 is UNSAT
Problem TDEAD3850 is UNSAT
Problem TDEAD3851 is UNSAT
Problem TDEAD3852 is UNSAT
Problem TDEAD3853 is UNSAT
Problem TDEAD3854 is UNSAT
Problem TDEAD3855 is UNSAT
Problem TDEAD3856 is UNSAT
Problem TDEAD3857 is UNSAT
Problem TDEAD3858 is UNSAT
Problem TDEAD3859 is UNSAT
Problem TDEAD3860 is UNSAT
Problem TDEAD3861 is UNSAT
Problem TDEAD3862 is UNSAT
Problem TDEAD3863 is UNSAT
Problem TDEAD3864 is UNSAT
Problem TDEAD3865 is UNSAT
Problem TDEAD3866 is UNSAT
Problem TDEAD3867 is UNSAT
Problem TDEAD3871 is UNSAT
Problem TDEAD3872 is UNSAT
Problem TDEAD3873 is UNSAT
Problem TDEAD3874 is UNSAT
Problem TDEAD3875 is UNSAT
Problem TDEAD3876 is UNSAT
Problem TDEAD3877 is UNSAT
Problem TDEAD3881 is UNSAT
Problem TDEAD3882 is UNSAT
Problem TDEAD3883 is UNSAT
Problem TDEAD3884 is UNSAT
Problem TDEAD3885 is UNSAT
Problem TDEAD3886 is UNSAT
Problem TDEAD3887 is UNSAT
Problem TDEAD3888 is UNSAT
Problem TDEAD3889 is UNSAT
Problem TDEAD3890 is UNSAT
Problem TDEAD3891 is UNSAT
Problem TDEAD3892 is UNSAT
Problem TDEAD3893 is UNSAT
Problem TDEAD3894 is UNSAT
Problem TDEAD3895 is UNSAT
Problem TDEAD3896 is UNSAT
Problem TDEAD3897 is UNSAT
Problem TDEAD3898 is UNSAT
Problem TDEAD3899 is UNSAT
Problem TDEAD3900 is UNSAT
Problem TDEAD3901 is UNSAT
Problem TDEAD3902 is UNSAT
Problem TDEAD3903 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/277 variables, 5/13 constraints. Problems are: Problem set: 91 solved, 3811 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 277/4009 variables, and 13 constraints, problems are : Problem set: 91 solved, 3811 unsolved in 30064 ms.
Refiners :[Positive P Invariants (semi-flows): 8/10 constraints, State Equation: 0/280 constraints, ReadFeed: 0/303 constraints, PredecessorRefiner: 3238/664 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66603ms problems are : Problem set: 91 solved, 3811 unsolved
Search for dead transitions found 91 dead transitions in 66654ms
Found 91 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 91 transitions
Dead transitions reduction (with SMT) removed 91 transitions
Starting structural reductions in STATESPACE mode, iteration 1 : 280/280 places, 3813/3904 transitions.
Reduce places removed 11 places and 356 transitions.
Reduce places removed 7 places and 209 transitions.
Starting structural reductions in STATESPACE mode, iteration 2 : 262/280 places, 3248/3904 transitions.
Finished structural reductions in STATESPACE mode , in 2 iterations and 67246 ms. Remains : 262/280 places, 3248/3904 transitions.
Deduced a syphon composed of 10 places in 5 ms
Reduce places removed 10 places and 278 transitions.
Final net has 252 places and 2970 transitions.
[2026-05-24 07:48:35] [INFO ] Flatten gal took : 347 ms
[2026-05-24 07:48:35] [INFO ] Applying decomposition
[2026-05-24 07:48:35] [INFO ] Flatten gal took : 149 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9213191407781435095.txt' '-o' '/tmp/graph9213191407781435095.bin' '-w' '/tmp/graph9213191407781435095.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9213191407781435095.bin' '-l' '-1' '-v' '-w' '/tmp/graph9213191407781435095.weights' '-q' '0' '-e' '0.001'
[2026-05-24 07:48:35] [INFO ] Decomposing Gal with order
[2026-05-24 07:48:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 07:48:36] [INFO ] Removed a total of 435 redundant transitions.
[2026-05-24 07:48:36] [INFO ] Flatten gal took : 317 ms
[2026-05-24 07:48:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 302 labels/synchronizations in 20 ms.
[2026-05-24 07:48:36] [INFO ] Time to serialize gal into /tmp/StateSpace18235594869441962681.gal : 43 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/StateSpace18235594869441962681.gal' '-t' 'CGAL' '--stats'

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 ...220
Detected timeout of ITS tools.
[2026-05-24 08:09:06] [INFO ] Flatten gal took : 738 ms
[2026-05-24 08:09:06] [INFO ] Time to serialize gal into /tmp/StateSpace6641040425821274633.gal : 76 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/StateSpace6641040425821274633.gal' '-t' 'CGAL' '--stats' '--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 ...240
Detected timeout of ITS tools.
[2026-05-24 08:29:36] [INFO ] Flatten gal took : 917 ms
[2026-05-24 08:29:38] [INFO ] Input system was already deterministic with 2970 transitions.
[2026-05-24 08:29:38] [INFO ] Transformed 252 places.
[2026-05-24 08:29:38] [INFO ] Transformed 2970 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2026-05-24 08:29:38] [INFO ] Time to serialize gal into /tmp/StateSpace4984952233827877167.gal : 15 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/StateSpace4984952233827877167.gal' '-t' 'CGAL' '--stats' '--load-order' '/home/mcc/execution/model.ord' '--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 ...285
Successfully loaded order from file /home/mcc/execution/model.ord

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
+ [[ StateSpace = StateSpace ]]
+ [[ -f modelMain.xml ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StateSpace -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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 StateSpace -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="BugTracking-PT-q8m256"
export BK_EXAMINATION="StateSpace"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 BugTracking-PT-q8m256, examination is StateSpace"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r034-tall-177946842000448"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BugTracking-PT-q8m256.tgz
mv BugTracking-PT-q8m256 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.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 ;