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.r098-tall-177955695600575.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 DLCround-PT-07a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600575
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 816K
-rw-r--r-- 1 mcc users 6.5K Mar 6 16:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Mar 6 16:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 6 16:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 36K Mar 6 16:59 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 4.0K Mar 15 09:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 15 09:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 09:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 17:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 117K Mar 6 17:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 6 17:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 6 17:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:24 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 398K 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 DLCround-PT-07a-ReachabilityFireability-2024-00
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-01
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-02
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-03
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-04
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-05
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-06
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-07
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-08
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-09
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-10
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-11
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-12
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-13
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-14
FORMULA_NAME DLCround-PT-07a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779634806425

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCround-PT-07a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-24 15:00:07] [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 15:00:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 15:00:07] [INFO ] Load time of PNML (sax parser for PT used): 123 ms
[2026-05-24 15:00:07] [INFO ] Transformed 229 places.
[2026-05-24 15:00:07] [INFO ] Transformed 1597 transitions.
[2026-05-24 15:00:07] [INFO ] Found NUPN structural information;
[2026-05-24 15:00:07] [INFO ] Parsed PT model containing 229 places and 1597 transitions and 6125 arcs in 223 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-24 15:00:08] [INFO ] Flatten gal took : 165 ms
RANDOM walk for 40000 steps (8 resets) in 1750 ms. (22 steps per ms) remains 2/13 properties
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-24 15:00:08] [INFO ] Flatten gal took : 70 ms
BEST_FIRST walk for 40004 steps (8 resets) in 448 ms. (89 steps per ms) remains 2/2 properties
[2026-05-24 15:00:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17700731095184987802.gal : 97 ms
[2026-05-24 15:00:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5376317700706997069.prop : 1 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/ReachabilityCardinality17700731095184987802.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5376317700706997069.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 ...329
BEST_FIRST walk for 40003 steps (8 resets) in 926 ms. (43 steps per ms) remains 1/2 properties
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Loading property file /tmp/ReachabilityCardinality5376317700706997069.prop.
[2026-05-24 15:00:08] [INFO ] Flow matrix only has 170 transitions (discarded 1267 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8626859782035522220.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15062324172350612564.kers'
[2026-05-24 15:00:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8626859782035522220.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15062324172350612564.kers]
Normalized transition count is 169 out of 170 initially.
Culling duplicate invariants (modulo rational): removing 120 columns.
Culled 120 columns in 0 ms.
// Phase 1: matrix 169 rows 109 cols 349 entries
Finished phase 1 with 97 SingleSign rule and 0 generalized
[2026-05-24 15:00:08] [INFO ] Computed 132 invariants in 1 ms
Computed 132 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15062324172350612564.kers
Total runtime 2 ms.
[2026-05-24 15:00:08] [INFO ] State equation strengthened by 57 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 8
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 21
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :21 after 91
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :91 after 274401
Problem DLCround-PT-07a-ReachabilityFireability-2024-00 is UNSAT
FORMULA DLCround-PT-07a-ReachabilityFireability-2024-00 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 26/399 variables, and 17 constraints, problems are : Problem set: 1 solved, 0 unsolved in 115 ms.
Refiners :[Domain max(s): 10/229 constraints, Positive P Invariants (semi-flows): 7/132 constraints, State Equation: 0/229 constraints, ReadFeed: 0/57 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 188ms problems are : Problem set: 1 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 1501 ms.

BK_STOP 1779634809123

--------------------
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="DLCround-PT-07a"
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 DLCround-PT-07a, 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 r098-tall-177955695600575"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-07a.tgz
mv DLCround-PT-07a 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 ;