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-177946841800238.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)
....................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is BridgeAndVehicles-PT-V50P20N20, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946841800238
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.7M
-rw-r--r-- 1 mcc users 24K Mar 5 08:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 139K Mar 5 08:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 329K Mar 5 08:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.3M Mar 5 08:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 10K Mar 15 07:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 45K Mar 15 07:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 155K Mar 15 07:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 463K Mar 15 07:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 36K Mar 5 08:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 190K Mar 5 08:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 444K Mar 5 08:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.7M Mar 5 08:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.8K Mar 15 07:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.9K Mar 15 07:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 1.9M 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 BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-00
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-01
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-02
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-03
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-04
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-05
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-06
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-07
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-08
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-09
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-10
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-11
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-12
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-13
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-14
FORMULA_NAME BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779548109842

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V50P20N20
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-23 14:55:11] [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]
[2026-05-23 14:55:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 14:55:11] [INFO ] Load time of PNML (sax parser for PT used): 244 ms
[2026-05-23 14:55:11] [INFO ] Transformed 138 places.
[2026-05-23 14:55:11] [INFO ] Transformed 2348 transitions.
[2026-05-23 14:55:11] [INFO ] Parsed PT model containing 138 places and 2348 transitions and 18090 arcs in 353 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 26 ms.
Working with output stream class java.io.PrintStream
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 14:55:12] [INFO ] Flatten gal took : 421 ms
RANDOM walk for 40001 steps (92 resets) in 3446 ms. (11 steps per ms) remains 13/15 properties
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-23 14:55:12] [INFO ] Flatten gal took : 162 ms
BEST_FIRST walk for 40003 steps (34 resets) in 779 ms. (51 steps per ms) remains 13/13 properties
[2026-05-23 14:55:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4583434853327730438.gal : 146 ms
[2026-05-23 14:55:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6064000776571241644.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/ReachabilityCardinality4583434853327730438.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6064000776571241644.prop' '--nowitness' '--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 ...328
BEST_FIRST walk for 40001 steps (32 resets) in 912 ms. (43 steps per ms) remains 12/13 properties
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40000 steps (33 resets) in 416 ms. (95 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (36 resets) in 394 ms. (101 steps per ms) remains 12/12 properties
Loading property file /tmp/ReachabilityCardinality6064000776571241644.prop.
BEST_FIRST walk for 40001 steps (36 resets) in 333 ms. (119 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (25 resets) in 301 ms. (132 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (28 resets) in 299 ms. (133 steps per ms) remains 12/12 properties
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :2 after 6
BEST_FIRST walk for 40003 steps (32 resets) in 341 ms. (116 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (35 resets) in 313 ms. (127 steps per ms) remains 12/12 properties
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :6 after 20
BEST_FIRST walk for 40003 steps (28 resets) in 273 ms. (145 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (25 resets) in 334 ms. (119 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (31 resets) in 333 ms. (119 steps per ms) remains 12/12 properties
[2026-05-23 14:55:13] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :20 after 56
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10359025157099300073.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17976369297091622313.kers'
[2026-05-23 14:55:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10359025157099300073.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17976369297091622313.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 290 rows 138 cols 1450 entries
Finished phase 1 with 31 SingleSign rule and 100 generalized
[2026-05-23 14:55:14] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17976369297091622313.kers
Total runtime 2 ms.
[2026-05-23 14:55:14] [INFO ] State equation strengthened by 42 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-02 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-01 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-01 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-04 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-04 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-05 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-07 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-11 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/67 variables, 4/4 constraints. Problems are: Problem set: 6 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/67 variables, 0/4 constraints. Problems are: Problem set: 6 solved, 6 unsolved
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-08 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-08 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-10 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-10 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-12 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-12 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-13 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-13 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-14 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-14 TRUE TECHNIQUES SMT_REFINEMENT
Problem BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-15 is UNSAT
FORMULA BridgeAndVehicles-PT-V50P20N20-ReachabilityCardinality-2024-15 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 138/428 variables, and 7 constraints, problems are : Problem set: 12 solved, 0 unsolved in 230 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/138 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 6/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 819ms problems are : Problem set: 12 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 3754 ms.

BK_STOP 1779548114810

--------------------
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="BridgeAndVehicles-PT-V50P20N20"
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 BridgeAndVehicles-PT-V50P20N20, 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 r034-tall-177946841800238"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V50P20N20.tgz
mv BridgeAndVehicles-PT-V50P20N20 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 ;