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-177955809100342.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-08a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809100342
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 7.5K Mar 7 06:18 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 7 06:18 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Mar 7 06:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 7 06:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 06:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 159K Mar 7 06:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Mar 7 06:18 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Mar 7 06:18 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:11 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 64K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-00
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-01
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-02
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-03
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-04
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-05
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-06
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-07
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-08
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-09
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-10
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-11
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-12
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-13
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-14
FORMULA_NAME FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779874271439

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-08a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-27 09:31:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 09:31:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 09:31:14] [INFO ] Load time of PNML (sax parser for PT used): 153 ms
[2026-05-27 09:31:14] [INFO ] Transformed 99 places.
[2026-05-27 09:31:14] [INFO ] Transformed 236 transitions.
[2026-05-27 09:31:14] [INFO ] Found NUPN structural information;
[2026-05-27 09:31:14] [INFO ] Parsed PT model containing 99 places and 236 transitions and 985 arcs in 391 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 45 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 50 transitions
Reduce redundant transitions removed 50 transitions.
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 1807 ms. (22 steps per ms) remains 3/7 properties
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-27 09:31:15] [INFO ] Flatten gal took : 150 ms
[2026-05-27 09:31:15] [INFO ] Flatten gal took : 67 ms
BEST_FIRST walk for 40003 steps (8 resets) in 544 ms. (73 steps per ms) remains 3/3 properties
[2026-05-27 09:31:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17388319303132983601.gal : 37 ms
[2026-05-27 09:31:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15832604856827972052.prop : 3 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/ReachabilityCardinality17388319303132983601.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15832604856827972052.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 3/3 properties

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 ...330
Loading property file /tmp/ReachabilityCardinality15832604856827972052.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :5 after 15
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :15 after 17
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :17 after 61
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :61 after 170
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :170 after 209
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :209 after 461
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :461 after 6513
BEST_FIRST walk for 40004 steps (8 resets) in 934 ms. (42 steps per ms) remains 3/3 properties
[2026-05-27 09:31:15] [INFO ] Flow matrix only has 178 transitions (discarded 8 similar events)
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,4.29982e+08,0.259727,10112,2,863,13,30818,9,0,691,16653,0
Total reachable state count : 429981697

Verifying 3 reachability properties.
Invariant property FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-00 is true.
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-00,0,0.266943,10132,1,0,13,30818,9,0,721,16653,0
Invariant property FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-10 is true.
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-10,0,0.269633,10336,1,0,13,30818,9,0,734,16653,0
Invariant property FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-14 is true.
FORMULA FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FlexibleBarrier-PT-08a-ReachabilityCardinality-2024-14,0,0.277513,10336,1,0,13,30818,9,0,764,16653,0
ITS tools runner thread asked to quit. Dying gracefully.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16695388036080139210.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13770691183899197129.kers'
[2026-05-27 09:31:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16695388036080139210.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13770691183899197129.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 178 rows 97 cols 461 entries
Finished phase 1 with 89 SingleSign rule and 0 generalized
[2026-05-27 09:31:15] [INFO ] Computed 10 invariants in 1 ms
Computed 10 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13770691183899197129.kers
Total runtime 2 ms.
[2026-05-27 09:31:15] [INFO ] State equation strengthened by 97 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
After SMT solving in domain Real declared 56/277 variables, and 0 constraints, problems are : Problem set: 3 solved, 0 unsolved in 160 ms.
Refiners :[Domain max(s): 0/99 constraints, Positive P Invariants (semi-flows): 0/10 constraints, State Equation: 0/99 constraints, ReadFeed: 0/97 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 483ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
All properties solved without resorting to model-checking.
Total runtime 2324 ms.

BK_STOP 1779874276215

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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-08a"
export BK_EXAMINATION="ReachabilityCardinality"
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-08a, examination is ReachabilityCardinality"
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-177955809100342"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-08a.tgz
mv FlexibleBarrier-PT-08a execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;