fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r203-tall-174894540300009
Last Updated
June 24, 2025

About the Execution of ITS-Tools for ServersAndClients-PT-100040

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 110005.00 0.00 0.00 T normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r203-tall-174894540300009.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 ServersAndClients-PT-100040, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r203-tall-174894540300009
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.0M
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 134K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K 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 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 2.5M 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 booleans
BOOL_VECTOR

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1748989855175

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ServersAndClients-PT-100040
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202505121319
[2025-06-03 22:30:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-06-03 22:30:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 22:30:57] [INFO ] Load time of PNML (sax parser for PT used): 299 ms
[2025-06-03 22:30:57] [INFO ] Transformed 4441 places.
[2025-06-03 22:30:57] [INFO ] Transformed 8200 transitions.
[2025-06-03 22:30:57] [INFO ] Found NUPN structural information;
[2025-06-03 22:30:57] [INFO ] Parsed PT model containing 4441 places and 8200 transitions and 24800 arcs in 440 ms.
Built sparse matrix representations for Structural reductions in 26 ms.68990KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 4441/4441 places, 8200/8200 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 259 ms. Remains 4441 /4441 variables (removed 0) and now considering 8200/8200 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 274 ms. Remains : 4441/4441 places, 8200/8200 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 4441/4441 places, 8200/8200 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 148 ms. Remains 4441 /4441 variables (removed 0) and now considering 8200/8200 (removed 0) transitions.
// Phase 1: matrix 8200 rows 4441 cols
[2025-06-03 22:30:58] [INFO ] Computed 241 invariants in 158 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:30:59] [INFO ] Implicit Places using invariants in 1873 ms returned []
[2025-06-03 22:30:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:31:04] [INFO ] Implicit Places using invariants and state equation in 4715 ms returned []
Implicit Place search using SMT with State Equation took 6632 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 22:31:05] [INFO ] Redundant transitions in 1040 ms returned []
Running 8100 sub problems to find dead transitions.
[2025-06-03 22:31:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4340 variables, 4340/4340 constraints. Problems are: Problem set: 0 solved, 8100 unsolved
SMT process timed out in 41364ms, After SMT, problems are : Problem set: 0 solved, 8100 unsolved
Search for dead transitions found 0 dead transitions in 41412ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 49290 ms. Remains : 4441/4441 places, 8200/8200 transitions.
Random walk for 1250000 steps, including 0 resets, run took 24096 ms (no deadlock found). (steps per millisecond=51 )
Interrupted Random directed walk after 1063877 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=35 )
[2025-06-03 22:32:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-06-03 22:32:43] [INFO ] [Real]Absence check using 141 positive place invariants in 600 ms returned sat
[2025-06-03 22:32:44] [INFO ] [Real]Absence check using 141 positive and 100 generalized place invariants in 910 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 4441/4441 places, 8200/8200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4000 transitions
Trivial Post-agglo rules discarded 4000 transitions
Performed 4000 trivial Post agglomeration. Transition count delta: 4000
Iterating post reduction 0 with 4000 rules applied. Total rules applied 4000 place count 4441 transition count 4200
Reduce places removed 4040 places and 0 transitions.
Ensure Unique test removed 3900 transitions
Reduce isomorphic transitions removed 3900 transitions.
Discarding 100 places :
Implicit places reduction removed 100 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 1 with 8240 rules applied. Total rules applied 12240 place count 301 transition count 100
Reduce places removed 301 places and 0 transitions.
Ensure Unique test removed 99 transitions
Reduce isomorphic transitions removed 99 transitions.
Iterating post reduction 2 with 400 rules applied. Total rules applied 12640 place count 0 transition count 1
Applied a total of 12640 rules in 69 ms. Remains 0 /4441 variables (removed 4441) and now considering 1/8200 (removed 8199) transitions.
[2025-06-03 22:32:44] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:32:44] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-03 22:32:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:32:44] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/4441 places, 1/8200 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 109 ms. Remains : 0/4441 places, 1/8200 transitions.
Able to resolve query QuasiLiveness after proving 1 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 4441/4441 places, 8200/8200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4000 transitions
Trivial Post-agglo rules discarded 4000 transitions
Performed 4000 trivial Post agglomeration. Transition count delta: 4000
Iterating post reduction 0 with 4000 rules applied. Total rules applied 4000 place count 4441 transition count 4200
Reduce places removed 4040 places and 0 transitions.
Ensure Unique test removed 3900 transitions
Reduce isomorphic transitions removed 3900 transitions.
Discarding 100 places :
Implicit places reduction removed 100 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 1 with 8240 rules applied. Total rules applied 12240 place count 301 transition count 100
Reduce places removed 301 places and 0 transitions.
Ensure Unique test removed 99 transitions
Reduce isomorphic transitions removed 99 transitions.
Iterating post reduction 2 with 400 rules applied. Total rules applied 12640 place count 0 transition count 1
Applied a total of 12640 rules in 47 ms. Remains 0 /4441 variables (removed 4441) and now considering 1/8200 (removed 8199) transitions.
[2025-06-03 22:32:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:32:45] [INFO ] Implicit Places using invariants in 11 ms returned []
[2025-06-03 22:32:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 22:32:45] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/4441 places, 1/8200 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 109 ms. Remains : 0/4441 places, 1/8200 transitions.
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES TOPOLOGICAL QUASI_LIVE_REVERSIBLE INITIAL_STATE
Total runtime 108483 ms.

BK_STOP 1748989965180

--------------------
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
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="ServersAndClients-PT-100040"
export BK_EXAMINATION="Liveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 ServersAndClients-PT-100040, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r203-tall-174894540300009"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ServersAndClients-PT-100040.tgz
mv ServersAndClients-PT-100040 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;