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.r130-smll-177955809100360.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 FlexibleBarrier-PT-10a, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809100360
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 656K
-rw-r--r-- 1 mcc users 8.4K Mar 7 06:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Mar 7 06:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 7 06:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 67K Mar 7 06:25 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 10:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 15 10:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 10:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 06:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 145K Mar 7 06:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 7 06:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 105K Mar 7 06:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:12 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 94K 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 1779882603179

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-10a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-27 11:50:05] [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]
[2026-05-27 11:50:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 11:50:05] [INFO ] Load time of PNML (sax parser for PT used): 198 ms
[2026-05-27 11:50:05] [INFO ] Transformed 123 places.
[2026-05-27 11:50:05] [INFO ] Transformed 334 transitions.
[2026-05-27 11:50:05] [INFO ] Found NUPN structural information;
[2026-05-27 11:50:05] [INFO ] Parsed PT model containing 123 places and 334 transitions and 1467 arcs in 429 ms.
Ensure Unique test removed 82 transitions
Reduce redundant transitions removed 82 transitions.
Starting structural reductions in STATESPACE mode, iteration 0 : 123/123 places, 252/252 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
[2026-05-27 11:50:06] [INFO ] Redundant transitions in 21 ms returned []
Running 241 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1366683888163921665.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17294831980906727460.kers'
[2026-05-27 11:50:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1366683888163921665.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17294831980906727460.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 242 rows 121 cols 655 entries
Finished phase 1 with 111 SingleSign rule and 0 generalized
[2026-05-27 11:50:06] [INFO ] Computed 12 invariants in 1 ms
Computed 12 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17294831980906727460.kers
Total runtime 4 ms.
[2026-05-27 11:50:06] [INFO ] State equation strengthened by 141 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 122/122 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/123 variables, 12/134 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/365 variables, 123/258 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 141/399 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/365 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 365/365 variables, and 399 constraints, problems are : Problem set: 0 solved, 241 unsolved in 25061 ms.
Refiners :[Domain max(s): 123/123 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 123/123 constraints, ReadFeed: 141/141 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 122/122 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (OVERLAPS) 1/123 variables, 12/134 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/365 variables, 123/258 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 141/399 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 241/640 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/365 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 9 (OVERLAPS) 0/365 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Int declared 365/365 variables, and 640 constraints, problems are : Problem set: 0 solved, 241 unsolved in 21441 ms.
Refiners :[Domain max(s): 123/123 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 123/123 constraints, ReadFeed: 141/141 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 46911ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 46960ms
Starting structural reductions in STATESPACE mode, iteration 1 : 123/123 places, 242/252 transitions.
Finished structural reductions in STATESPACE mode , in 1 iterations and 47249 ms. Remains : 123/123 places, 242/252 transitions.
Final net has 123 places and 242 transitions.
[2026-05-27 11:50:53] [INFO ] Flatten gal took : 92 ms
[2026-05-27 11:50:53] [INFO ] Applying decomposition
[2026-05-27 11:50:53] [INFO ] Flatten gal took : 38 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/graph2008836548019366380.txt' '-o' '/tmp/graph2008836548019366380.bin' '-w' '/tmp/graph2008836548019366380.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2008836548019366380.bin' '-l' '-1' '-v' '-w' '/tmp/graph2008836548019366380.weights' '-q' '0' '-e' '0.001'
[2026-05-27 11:50:53] [INFO ] Decomposing Gal with order
[2026-05-27 11:50:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 11:50:53] [INFO ] Removed a total of 270 redundant transitions.
[2026-05-27 11:50:54] [INFO ] Flatten gal took : 107 ms
[2026-05-27 11:50:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 47 labels/synchronizations in 25 ms.
[2026-05-27 11:50:54] [INFO ] Time to serialize gal into /tmp/StateSpace1117567846592364945.gal : 29 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/StateSpace1117567846592364945.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 ...219
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,6.19174e+10,0.162469,8572,72,26,11828,306,335,9378,56,938,0
Total reachable state count : 61917364225

Max variable value : 1
STATE_SPACE MAX_TOKEN_IN_PLACE 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 12
STATE_SPACE MAX_TOKEN_PER_MARKING 12 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 61917364225
STATE_SPACE STATES 61917364225 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Total runtime 48900 ms.

BK_STOP 1779882654380

--------------------
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="FlexibleBarrier-PT-10a"
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 FlexibleBarrier-PT-10a, 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 r130-smll-177955809100360"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-10a.tgz
mv FlexibleBarrier-PT-10a 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 ;