fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r114-tall-174876423400789
Last Updated
June 24, 2025

About the Execution of ITS-Tools for LeafsetExtension-PT-S64C3

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 47829.00 0.00 0.00 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 1 normal

Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r114-tall-174876423400789.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is LeafsetExtension-PT-S64C3, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-tall-174876423400789
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 14M
-rw-r--r-- 1 mcc users 16K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 113K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 14M May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-00
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-01
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-02
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-03
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-04
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-05
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-06
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-07
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-08
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-09
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-10
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-11
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-12
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-13
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-14
FORMULA_NAME LeafsetExtension-PT-S64C3-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748902948459

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LeafsetExtension-PT-S64C3
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-02 22:22:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 22:22:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 22:22:30] [INFO ] Load time of PNML (sax parser for PT used): 705 ms
[2025-06-02 22:22:30] [INFO ] Transformed 21462 places.
[2025-06-02 22:22:30] [INFO ] Transformed 21129 transitions.
[2025-06-02 22:22:31] [INFO ] Parsed PT model containing 21462 places and 21129 transitions and 67740 arcs in 941 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 21129 rows 21462 cols
[2025-06-02 22:22:33] [INFO ] Computed 333 invariants in 2759 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, +inf, 1, 1, 1, +inf, 1]
RANDOM walk for 10000 steps (386 resets) in 361 ms. (27 steps per ms)
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 110009 steps (151 resets) in 258 ms. (424 steps per ms)
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 1] Max Struct:[1, 1, 1, 1, 1, 1, +inf, 1, +inf]
[2025-06-02 22:22:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 1] Max Struct:[1, 1, 1, 1, 1, 1, +inf, 1, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 1] Max Struct:[1, 1, 1, 1, 1, 1, +inf, 1, +inf]
Support contains 9 out of 21462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21462/21462 places, 21129/21129 transitions.
Graph (complete) has 42457 edges and 21462 vertex of which 685 are kept as prefixes of interest. Removing 20777 places using SCC suffix rule.32 ms
Discarding 20777 places :
Also discarding 12183 output transitions
Drop transitions (Output transitions of discarded places.) removed 12183 transitions
Drop transitions (Empty/Sink Transition effects.) removed 4245 transitions
Reduce isomorphic transitions removed 4245 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 191 transitions
Trivial Post-agglo rules discarded 191 transitions
Performed 191 trivial Post agglomeration. Transition count delta: 191
Iterating post reduction 0 with 4436 rules applied. Total rules applied 4437 place count 685 transition count 4510
Reduce places removed 193 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 1 with 199 rules applied. Total rules applied 4636 place count 492 transition count 4504
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 4642 place count 486 transition count 4504
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 4642 place count 486 transition count 4494
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 4662 place count 476 transition count 4494
Discarding 31 places :
Symmetric choice reduction at 3 with 31 rule applications. Total rules 4693 place count 445 transition count 4463
Iterating global reduction 3 with 31 rules applied. Total rules applied 4724 place count 445 transition count 4463
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 3 with 2 rules applied. Total rules applied 4726 place count 445 transition count 4461
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 4728 place count 443 transition count 4461
Partial Free-agglomeration rule applied 186 times.
Drop transitions (Partial Free agglomeration) removed 186 transitions
Iterating global reduction 4 with 186 rules applied. Total rules applied 4914 place count 443 transition count 4461
Discarding 6 places :
Implicit places reduction removed 6 places
Iterating post reduction 4 with 6 rules applied. Total rules applied 4920 place count 437 transition count 4461
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 5 with 5 rules applied. Total rules applied 4925 place count 437 transition count 4456
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 4930 place count 432 transition count 4456
Applied a total of 4930 rules in 864 ms. Remains 432 /21462 variables (removed 21030) and now considering 4456/21129 (removed 16673) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 876 ms. Remains : 432/21462 places, 4456/21129 transitions.
[2025-06-02 22:23:03] [INFO ] Flow matrix only has 587 transitions (discarded 3869 similar events)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-06-02 22:23:03] [INFO ] Flow matrix only has 587 transitions (discarded 3869 similar events)
// Phase 1: matrix 587 rows 432 cols
[2025-06-02 22:23:03] [INFO ] Computed 2 invariants in 14 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 1] Max Struct:[1, 1, 1, 1, 1, 1, +inf, 1, +inf]
RANDOM walk for 1000000 steps (127222 resets) in 8672 ms. (115 steps per ms)
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 2000002 steps (7936 resets) in 3071 ms. (651 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 3] Max Struct:[+inf, +inf]
[2025-06-02 22:23:15] [INFO ] Flow matrix only has 587 transitions (discarded 3869 similar events)
[2025-06-02 22:23:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 22:23:15] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 4 ms returned sat
[2025-06-02 22:23:15] [INFO ] [Real]Absence check using state equation in 131 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-02 22:23:15] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 4 ms returned sat
[2025-06-02 22:23:15] [INFO ] [Real]Absence check using state equation in 135 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 3] Max Struct:[1, 3]
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-14 3 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LeafsetExtension-PT-S64C3-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-02 22:23:15] [INFO ] Flatten gal took : 247 ms
[2025-06-02 22:23:16] [INFO ] Flatten gal took : 141 ms
[2025-06-02 22:23:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6582692554855617764.gal : 55 ms
[2025-06-02 22:23:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3793373017794559801.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6582692554855617764.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3793373017794559801.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 46210 ms.

BK_STOP 1748902996288

--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -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="LeafsetExtension-PT-S64C3"
export BK_EXAMINATION="UpperBounds"
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 2-5832"
echo " Executing tool itstools"
echo " Input is LeafsetExtension-PT-S64C3, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-tall-174876423400789"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S64C3.tgz
mv LeafsetExtension-PT-S64C3 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;