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.r082-smll-177946993600143.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 DBSingleClientW-PT-d1m04, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993600143
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 960K
-rw-r--r-- 1 mcc users 8.4K Mar 6 18:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 6 18:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Mar 6 18:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 6 18:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 08:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 08:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 18:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 135K Mar 6 18:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 18:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K Mar 6 18:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 432K 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 DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-00
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-01
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-02
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-03
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-04
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-05
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-06
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-07
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-08
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-09
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-10
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-11
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-12
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-13
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-14
FORMULA_NAME DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779565170108

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d1m04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-23 19:39:32] [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]
[2026-05-23 19:39:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 19:39:32] [INFO ] Load time of PNML (sax parser for PT used): 270 ms
[2026-05-23 19:39:32] [INFO ] Transformed 1440 places.
[2026-05-23 19:39:32] [INFO ] Transformed 672 transitions.
[2026-05-23 19:39:32] [INFO ] Parsed PT model containing 1440 places and 672 transitions and 2688 arcs in 444 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 25 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1093 places in 10 ms
Reduce places removed 1093 places and 0 transitions.
[2026-05-23 19:39:33] [INFO ] Flatten gal took : 397 ms
[2026-05-23 19:39:34] [INFO ] Flatten gal took : 181 ms
RANDOM walk for 40000 steps (9144 resets) in 4548 ms. (8 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (167 resets) in 110 ms. (36 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (191 resets) in 54 ms. (72 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (193 resets) in 238 ms. (16 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (179 resets) in 97 ms. (40 steps per ms) remains 16/16 properties
[2026-05-23 19:39:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16076196726743394559.gal : 148 ms
BEST_FIRST walk for 4003 steps (190 resets) in 52 ms. (75 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (203 resets) in 120 ms. (33 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (179 resets) in 87 ms. (45 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (178 resets) in 128 ms. (31 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (390 resets) in 108 ms. (36 steps per ms) remains 16/16 properties
[2026-05-23 19:39:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7458398543693680612.prop : 23 ms
BEST_FIRST walk for 4004 steps (166 resets) in 156 ms. (25 steps per ms) remains 16/16 properties
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/ReachabilityCardinality16076196726743394559.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7458398543693680612.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4000 steps (800 resets) in 108 ms. (36 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (175 resets) in 53 ms. (74 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (182 resets) in 83 ms. (47 steps per ms) remains 16/16 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
BEST_FIRST walk for 4003 steps (179 resets) in 112 ms. (35 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4000 steps (168 resets) in 43 ms. (90 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (189 resets) in 163 ms. (24 steps per ms) remains 16/16 properties
Loading property file /tmp/ReachabilityCardinality7458398543693680612.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :5 after 20
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :20 after 54
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :54 after 88
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :88 after 130
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :130 after 446
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :446 after 1520
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :1520 after 3924
Interrupted probabilistic random walk after 249596 steps, run timeout after 3001 ms. (steps per millisecond=83 ) properties seen :10 out of 16
Probabilistic random walk after 249596 steps, saw 103300 distinct states, run finished after 3009 ms. (steps per millisecond=82 ) properties seen :10
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4599365519937278477.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10627303509874895505.kers'
[2026-05-23 19:39:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4599365519937278477.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10627303509874895505.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 672 rows 347 cols 1850 entries
Finished phase 1 with 215 SingleSign rule and 126 generalized
[2026-05-23 19:39:37] [INFO ] Computed 6 invariants in 4 ms
Computed 6 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-10627303509874895505.kers
Total runtime 6 ms.
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :3924 after 8671
[2026-05-23 19:39:37] [INFO ] State equation strengthened by 418 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/138 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-02 is UNSAT
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-10 is UNSAT
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-10 TRUE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-12 is UNSAT
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 100/238 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 3 unsolved
Problem DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-07 is UNSAT
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-09 is UNSAT
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-09 FALSE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-13 is UNSAT
FORMULA DBSingleClientW-PT-d1m04-ReachabilityFireability-2024-13 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 347/1019 variables, and 6 constraints, problems are : Problem set: 6 solved, 0 unsolved in 709 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/347 constraints, ReadFeed: 0/418 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 964ms problems are : Problem set: 6 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 6532 ms.

BK_STOP 1779565178842

--------------------
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="DBSingleClientW-PT-d1m04"
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 DBSingleClientW-PT-d1m04, 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 r082-smll-177946993600143"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d1m04.tgz
mv DBSingleClientW-PT-d1m04 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 ;