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-177946842000455.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 BusinessProcesses-PT-01, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946842000455
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 9.1K Mar 5 17:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 105K Mar 5 17:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K Mar 5 17:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 33K Mar 5 17:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 5 17:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K Mar 5 17:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Mar 5 17:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Mar 5 17:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 47K 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 BusinessProcesses-PT-01-ReachabilityFireability-2024-00
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-01
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-02
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-03
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-04
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-05
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-06
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-07
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-08
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-09
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-10
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-11
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-12
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-13
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-14
FORMULA_NAME BusinessProcesses-PT-01-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779609909923

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BusinessProcesses-PT-01
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-24 08:05:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 08:05:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 08:05:11] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2026-05-24 08:05:11] [INFO ] Transformed 200 places.
[2026-05-24 08:05:11] [INFO ] Transformed 178 transitions.
[2026-05-24 08:05:11] [INFO ] Found NUPN structural information;
[2026-05-24 08:05:11] [INFO ] Parsed PT model containing 200 places and 178 transitions and 487 arcs in 162 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 1 transitions.
RANDOM walk for 40000 steps (466 resets) in 1711 ms. (23 steps per ms) remains 6/16 properties
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-24 08:05:11] [INFO ] Flatten gal took : 109 ms
[2026-05-24 08:05:11] [INFO ] Flatten gal took : 20 ms
[2026-05-24 08:05:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17661208252285178802.gal : 16 ms
[2026-05-24 08:05:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15808503833586898880.prop : 2 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/ReachabilityCardinality17661208252285178802.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15808503833586898880.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (86 resets) in 505 ms. (79 steps per ms) remains 5/6 properties
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (103 resets) in 122 ms. (325 steps per ms) remains 5/5 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/ReachabilityCardinality15808503833586898880.prop.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :10 after 11
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :11 after 25
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :25 after 317
BEST_FIRST walk for 40004 steps (128 resets) in 312 ms. (127 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (82 resets) in 205 ms. (194 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (96 resets) in 123 ms. (322 steps per ms) remains 4/5 properties
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (96 resets) in 127 ms. (312 steps per ms) remains 4/4 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13592301191322325165.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3014480314759512437.kers'
[2026-05-24 08:05:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13592301191322325165.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3014480314759512437.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 177 rows 199 cols 485 entries
Finished phase 1 with 152 SingleSign rule and 17 generalized
[2026-05-24 08:05:12] [INFO ] Computed 30 invariants in 1 ms
Computed 30 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3014480314759512437.kers
Total runtime 2 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem BusinessProcesses-PT-01-ReachabilityFireability-2024-08 is UNSAT
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 103/166 variables, 25/88 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/166 variables, 103/191 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/166 variables, 0/191 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem BusinessProcesses-PT-01-ReachabilityFireability-2024-09 is UNSAT
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-09 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 33/199 variables, 5/196 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 33/229 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/229 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 177/376 variables, 199/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/376 variables, 0/428 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 376/376 variables, and 428 constraints, problems are : Problem set: 2 solved, 2 unsolved in 425 ms.
Refiners :[Domain max(s): 199/199 constraints, Positive P Invariants (semi-flows): 25/25 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 199/199 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 41/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 120/161 variables, 25/66 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/161 variables, 120/186 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/161 variables, 2/188 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/161 variables, 0/188 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Problem BusinessProcesses-PT-01-ReachabilityFireability-2024-15 is UNSAT
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 38/199 variables, 5/193 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 38/231 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Problem BusinessProcesses-PT-01-ReachabilityFireability-2024-05 is UNSAT
FORMULA BusinessProcesses-PT-01-ReachabilityFireability-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 199/376 variables, and 233 constraints, problems are : Problem set: 4 solved, 0 unsolved in 432 ms.
Refiners :[Domain max(s): 199/199 constraints, Positive P Invariants (semi-flows): 25/25 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/199 constraints, PredecessorRefiner: 1/3 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 943ms problems are : Problem set: 4 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 2355 ms.

BK_STOP 1779609913452

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="BusinessProcesses-PT-01"
export BK_EXAMINATION="ReachabilityFireability"
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 BusinessProcesses-PT-01, examination is ReachabilityFireability"
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-177946842000455"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BusinessProcesses-PT-01.tgz
mv BusinessProcesses-PT-01 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;