fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r041-smll-174853822600065
Last Updated
June 24, 2025

About the Execution of 2024-gold for ClientsAndServers-PT-N0020P1

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15693.190 4676.00 8569.00 128.20 57 88 40 160 40 88 40 40 88 160 40 40 40 160 88 40 normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r041-smll-174853822600065.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is ClientsAndServers-PT-N0020P1, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-smll-174853822600065
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K 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 155K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K 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 3.8K 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 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 9.2K 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 ClientsAndServers-PT-N0020P1-UpperBounds-00
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-01
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-02
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-03
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-04
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-05
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-06
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-07
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-08
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-09
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-10
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-11
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-12
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-13
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-14
FORMULA_NAME ClientsAndServers-PT-N0020P1-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748562429172

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N0020P1
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-05-29 23:47:11] [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]
[2025-05-29 23:47:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 23:47:11] [INFO ] Load time of PNML (sax parser for PT used): 48 ms
[2025-05-29 23:47:11] [INFO ] Transformed 25 places.
[2025-05-29 23:47:11] [INFO ] Transformed 18 transitions.
[2025-05-29 23:47:11] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 209 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 13 ms.
Current structural bounds on expressions (Initially) : Max Seen:[57, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 160, 88, 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:[57, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 160, 88, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 18 rows 25 cols
[2025-05-29 23:47:11] [INFO ] Computed 8 invariants in 12 ms
Current structural bounds on expressions (after invariants) : Max Seen:[57, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 160, 88, 0] Max Struct:[57, 88, 40, 160, 40, 88, 40, 40, 88, 160, 40, 40, 40, 160, 88, 40]
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-14 88 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-13 160 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-00 57 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10034 steps (5 resets) in 17 ms. (557 steps per ms)
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-15 40 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-12 40 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-11 40 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-10 40 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-09 160 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-07 40 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-06 40 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-04 40 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-02 40 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-01 88 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 30003 steps (6 resets) in 41 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[40, 48, 48] Max Struct:[160, 88, 88]
[2025-05-29 23:47:11] [INFO ] Invariant cache hit.
[2025-05-29 23:47:11] [INFO ] [Real]Absence check using 5 positive place invariants in 6 ms returned sat
[2025-05-29 23:47:11] [INFO ] [Real]Absence check using 5 positive and 3 generalized place invariants in 2 ms returned sat
[2025-05-29 23:47:11] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2025-05-29 23:47:11] [INFO ] Computed and/alt/rep : 17/21/17 causal constraints (skipped 0 transitions) in 10 ms.
[2025-05-29 23:47:12] [INFO ] Added : 16 causal constraints over 4 iterations in 77 ms. Result :sat
Minimization took 32 ms.
[2025-05-29 23:47:12] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2025-05-29 23:47:12] [INFO ] [Real]Absence check using 5 positive and 3 generalized place invariants in 6 ms returned sat
[2025-05-29 23:47:12] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2025-05-29 23:47:12] [INFO ] Computed and/alt/rep : 17/21/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-05-29 23:47:12] [INFO ] Added : 8 causal constraints over 2 iterations in 20 ms. Result :sat
Minimization took 9 ms.
[2025-05-29 23:47:12] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-05-29 23:47:12] [INFO ] [Real]Absence check using 5 positive and 3 generalized place invariants in 1 ms returned sat
[2025-05-29 23:47:12] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-05-29 23:47:12] [INFO ] Computed and/alt/rep : 17/21/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-05-29 23:47:12] [INFO ] Added : 7 causal constraints over 2 iterations in 17 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[40, 48, 48] Max Struct:[160, 88, 88]
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-08 88 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-05 88 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[160] Max Struct:[160]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
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 0 with 10 rules applied. Total rules applied 10 place count 21 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 16 place count 15 transition count 9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 22 place count 12 transition count 9
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 10 transition count 7
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 29 place count 10 transition count 4
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 33 place count 6 transition count 4
Applied a total of 33 rules in 43 ms. Remains 6 /25 variables (removed 19) and now considering 4/18 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59 ms. Remains : 6/25 places, 4/18 transitions.
// Phase 1: matrix 4 rows 6 cols
[2025-05-29 23:47:13] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[160] Max Struct:[160]
FORMULA ClientsAndServers-PT-N0020P1-UpperBounds-03 160 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000030 steps (2 resets) in 347 ms. (2873 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 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 )
[2025-05-29 23:47:13] [INFO ] Flatten gal took : 20 ms
[2025-05-29 23:47:13] [INFO ] Flatten gal took : 3 ms
[2025-05-29 23:47:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality58698444085853216.gal : 4 ms
[2025-05-29 23:47:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5895170229896237048.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality58698444085853216.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5895170229896237048.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...326
ITS tools runner thread asked to quit. Dying gracefully.
java.io.IOException: Stream closed
at java.base/java.io.BufferedInputStream.getBufIfOpen(BufferedInputStream.java:168)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:334)
at java.base/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:270)
at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:313)
at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:188)
at java.base/java.io.InputStreamReader.read(InputStreamReader.java:177)
at java.base/java.io.BufferedReader.fill(BufferedReader.java:162)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:329)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:396)
at fr.lip6.move.gal.application.runner.its.ITSRunner$ITSInterpreter.run(ITSRunner.java:211)
at java.base/java.lang.Thread.run(Thread.java:840)
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 2721 ms.

BK_STOP 1748562433848

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="ClientsAndServers-PT-N0020P1"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 gold2024"
echo " Input is ClientsAndServers-PT-N0020P1, 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 r041-smll-174853822600065"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0020P1.tgz
mv ClientsAndServers-PT-N0020P1 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 ;