Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r178-oct2-177969019800023.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 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 Medical-PT-06, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-oct2-177969019800023
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.5M
-rw-r--r-- 1 mcc users 8.5K Mar 7 18:15 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 7 18:15 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 7 18:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 7 18:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 11:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 11:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 11:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 11:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.3K Mar 7 18:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 72K Mar 7 18:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 7 18:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 7 18:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 11:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 11:22 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 3.1M 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 Medical-PT-06-ReachabilityFireability-2024-00
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-01
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-02
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-03
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-04
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-05
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-06
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-07
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-08
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-09
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-10
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-11
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-12
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-13
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-14
FORMULA_NAME Medical-PT-06-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779691591870

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Medical-PT-06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-25 06:46:33] [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]
[2026-05-25 06:46:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 06:46:33] [INFO ] Load time of PNML (sax parser for PT used): 294 ms
[2026-05-25 06:46:33] [INFO ] Transformed 312 places.
[2026-05-25 06:46:33] [INFO ] Transformed 5431 transitions.
[2026-05-25 06:46:33] [INFO ] Parsed PT model containing 312 places and 5431 transitions and 28790 arcs in 426 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 242 places in 22 ms
Reduce places removed 242 places and 5204 transitions.
Reduce places removed 1 places and 0 transitions.
FORMULA Medical-PT-06-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Medical-PT-06-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (237 resets) in 1411 ms. (28 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (57 resets) in 157 ms. (253 steps per ms) remains 1/1 properties
[2026-05-25 06:46:34] [INFO ] Flatten gal took : 125 ms
[2026-05-25 06:46:34] [INFO ] Flatten gal took : 40 ms
[2026-05-25 06:46:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17693692180527746060.gal : 24 ms
[2026-05-25 06:46:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15923148680960072773.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/ReachabilityCardinality17693692180527746060.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15923148680960072773.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 ...330
Loading property file /tmp/ReachabilityCardinality15923148680960072773.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :4 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 35
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :35 after 84
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :84 after 672
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :672 after 19740
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :19740 after 63084
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :63084 after 149436
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :149436 after 321804
Interrupted probabilistic random walk after 1080932 steps, run timeout after 3022 ms. (steps per millisecond=357 ) properties seen :0 out of 1
Probabilistic random walk after 1080932 steps, saw 689706 distinct states, run finished after 3039 ms. (steps per millisecond=355 ) properties seen :0
[2026-05-25 06:46:37] [INFO ] Flow matrix only has 182 transitions (discarded 45 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3491906167016655671.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8400195503418495864.kers'
[2026-05-25 06:46:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3491906167016655671.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8400195503418495864.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 182 rows 69 cols 762 entries
Finished phase 1 with 59 SingleSign rule and 0 generalized
[2026-05-25 06:46:37] [INFO ] Computed 10 invariants in 1 ms
Computed 10 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8400195503418495864.kers
Total runtime 2 ms.
[2026-05-25 06:46:37] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem Medical-PT-06-ReachabilityFireability-2024-01 is UNSAT
FORMULA Medical-PT-06-ReachabilityFireability-2024-01 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 11/251 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 194 ms.
Refiners :[Positive P Invariants (semi-flows): 2/10 constraints, State Equation: 0/69 constraints, ReadFeed: 0/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 267ms 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 4470 ms.

BK_STOP 1779691597759

--------------------
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
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
+ 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="Medical-PT-06"
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 Medical-PT-06, 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 r178-oct2-177969019800023"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Medical-PT-06.tgz
mv Medical-PT-06 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 ;