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-177955809100374.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-12a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809100374
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 8.5K Mar 7 05:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K Mar 7 05:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 7 05:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Mar 7 05:33 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 17 09:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 17 09:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 17 09:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 17 09:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 7 05:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Mar 7 05:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Mar 7 05:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K Mar 7 05:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 17 09:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 17 09:03 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 128K 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-12a-ReachabilityCardinality-2024-00
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-01
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-02
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-03
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-04
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-05
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-06
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-07
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-08
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-09
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-10
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-11
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-12
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-13
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-14
FORMULA_NAME FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779888900196

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-12a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-27 13:35:02] [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 13:35:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 13:35:02] [INFO ] Load time of PNML (sax parser for PT used): 164 ms
[2026-05-27 13:35:02] [INFO ] Transformed 147 places.
[2026-05-27 13:35:02] [INFO ] Transformed 448 transitions.
[2026-05-27 13:35:02] [INFO ] Found NUPN structural information;
[2026-05-27 13:35:02] [INFO ] Parsed PT model containing 147 places and 448 transitions and 2045 arcs in 334 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 43 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 122 transitions
Reduce redundant transitions removed 122 transitions.
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 2454 ms. (16 steps per ms) remains 4/12 properties
[2026-05-27 13:35:03] [INFO ] Flatten gal took : 165 ms
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-27 13:35:03] [INFO ] Flatten gal took : 105 ms
BEST_FIRST walk for 40004 steps (8 resets) in 366 ms. (109 steps per ms) remains 4/4 properties
[2026-05-27 13:35:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6815304147534431405.gal : 73 ms
[2026-05-27 13:35:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17771678575795397446.prop : 4 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/ReachabilityCardinality6815304147534431405.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17771678575795397446.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 603 ms. (66 steps per ms) remains 4/4 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 ...329
BEST_FIRST walk for 40004 steps (8 resets) in 393 ms. (101 steps per ms) remains 3/4 properties
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Loading property file /tmp/ReachabilityCardinality17771678575795397446.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 3/3 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 15
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :15 after 17
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :17 after 57
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :57 after 209
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :209 after 833
[2026-05-27 13:35:04] [INFO ] Flow matrix only has 314 transitions (discarded 12 similar events)
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :833 after 3585
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10289597738394230611.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11863918515858510193.kers'
[2026-05-27 13:35:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10289597738394230611.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11863918515858510193.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 314 rows 145 cols 881 entries
Finished phase 1 with 133 SingleSign rule and 0 generalized
[2026-05-27 13:35:04] [INFO ] Computed 14 invariants in 1 ms
Computed 14 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-11863918515858510193.kers
Total runtime 6 ms.
[2026-05-27 13:35:04] [INFO ] State equation strengthened by 193 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :3585 after 20561
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-03 is UNSAT
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-03 FALSE TECHNIQUES SMT_REFINEMENT
Problem FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-08 is UNSAT
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
Problem FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-14 is UNSAT
FORMULA FlexibleBarrier-PT-12a-ReachabilityCardinality-2024-14 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 134/461 variables, and 34 constraints, problems are : Problem set: 3 solved, 0 unsolved in 294 ms.
Refiners :[Domain max(s): 22/147 constraints, Positive P Invariants (semi-flows): 12/14 constraints, State Equation: 0/147 constraints, ReadFeed: 0/193 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 409ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
SDD proceeding with computation,4 properties remain. new max is 1024
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 2180 ms.

BK_STOP 1779888904647

--------------------
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-12a"
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-12a, 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-177955809100374"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-12a.tgz
mv FlexibleBarrier-PT-12a 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 ;