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.r050-smll-177946901200294.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 ClientsAndServers-PT-N0002P1, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r050-smll-177946901200294
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 6.7K Mar 6 10:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 6 10:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 6 10:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 6 10:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 08:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 08:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.9K Mar 6 10:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 6 10:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 6 10:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 121K Mar 6 10:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 9.2K 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 ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-00
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-01
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-02
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-03
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-04
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-05
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-06
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-07
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-08
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-09
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-10
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-11
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-12
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-13
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-14
FORMULA_NAME ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779604799843

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N0002P1
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-24 06:40:01] [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]
[2026-05-24 06:40:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 06:40:01] [INFO ] Load time of PNML (sax parser for PT used): 48 ms
[2026-05-24 06:40:01] [INFO ] Transformed 25 places.
[2026-05-24 06:40:01] [INFO ] Transformed 18 transitions.
[2026-05-24 06:40:01] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 192 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 33 ms.
Working with output stream class java.io.PrintStream
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40003 steps (8 resets) in 1467 ms. (27 steps per ms) remains 11/15 properties
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-24 06:40:02] [INFO ] Flatten gal took : 37 ms
[2026-05-24 06:40:02] [INFO ] Flatten gal took : 16 ms
[2026-05-24 06:40:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15586641231030156501.gal : 33 ms
[2026-05-24 06:40:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5369197468658658076.prop : 21 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/ReachabilityCardinality15586641231030156501.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5369197468658658076.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (8 resets) in 855 ms. (46 steps per ms) remains 11/11 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
Loading property file /tmp/ReachabilityCardinality5369197468658658076.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :10 after 17
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :233 after 424
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :424 after 446
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :446 after 997
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :2773 after 5110
BEST_FIRST walk for 40004 steps (8 resets) in 561 ms. (71 steps per ms) remains 11/11 properties
Invariant property ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-06 does not hold.
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :16700 after 25579
BEST_FIRST walk for 40004 steps (8 resets) in 324 ms. (123 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 234 ms. (170 steps per ms) remains 11/11 properties
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :25579 after 31712
BEST_FIRST walk for 40004 steps (8 resets) in 352 ms. (113 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 751 ms. (53 steps per ms) remains 10/11 properties
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :65795 after 103901
BEST_FIRST walk for 40003 steps (8 resets) in 207 ms. (192 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 154 ms. (258 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 124 ms. (320 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 10/10 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16914642472091994913.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12178941288586934521.kers'
[2026-05-24 06:40:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16914642472091994913.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12178941288586934521.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 25 cols 54 entries
Finished phase 1 with 14 SingleSign rule and 3 generalized
[2026-05-24 06:40:03] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12178941288586934521.kers
Total runtime 1 ms.
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :189560 after 292821
Problem ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-01 is UNSAT
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-01 FALSE TECHNIQUES SMT_REFINEMENT
Problem ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-02 is UNSAT
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-02 TRUE TECHNIQUES SMT_REFINEMENT
Problem ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-03 is UNSAT
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-03 FALSE TECHNIQUES SMT_REFINEMENT
Problem ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-05 is UNSAT
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-05 FALSE TECHNIQUES SMT_REFINEMENT
Problem ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-07 is UNSAT
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
Problem ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-09 is UNSAT
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-09 FALSE TECHNIQUES SMT_REFINEMENT
Problem ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-12 is UNSAT
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 5/5 constraints. Problems are: Problem set: 7 solved, 2 unsolved
Problem ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-10 is UNSAT
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-10 TRUE TECHNIQUES SMT_REFINEMENT
Problem ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-15 is UNSAT
FORMULA ClientsAndServers-PT-N0002P1-ReachabilityCardinality-2024-15 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 25/43 variables, and 8 constraints, problems are : Problem set: 9 solved, 0 unsolved in 199 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/25 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 317ms problems are : Problem set: 9 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 2357 ms.

BK_STOP 1779604804146

--------------------
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="ClientsAndServers-PT-N0002P1"
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 ClientsAndServers-PT-N0002P1, 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 r050-smll-177946901200294"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0002P1.tgz
mv ClientsAndServers-PT-N0002P1 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 ;