fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r128-smll-174876524100206
Last Updated
June 24, 2025

About the Execution of ITS-Tools for MedleyA-PT-14

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 9288.00 0.00 0.00 TTFTFTTFFFTTTFFT normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r128-smll-174876524100206.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 itstools
Input is MedleyA-PT-14, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r128-smll-174876524100206
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K 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 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K 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 151K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K 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 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 46K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-00
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-01
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-02
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-03
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-04
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-05
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-06
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-07
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-08
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-09
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-10
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-11
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-12
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-13
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-14
FORMULA_NAME MedleyA-PT-14-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748867562069

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MedleyA-PT-14
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-02 12:32:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 12:32:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 12:32:45] [INFO ] Load time of PNML (sax parser for PT used): 152 ms
[2025-06-02 12:32:45] [INFO ] Transformed 184 places.
[2025-06-02 12:32:45] [INFO ] Transformed 178 transitions.
[2025-06-02 12:32:45] [INFO ] Found NUPN structural information;
[2025-06-02 12:32:45] [INFO ] Parsed PT model containing 184 places and 178 transitions and 492 arcs in 385 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 52 ms.
Working with output stream class java.io.PrintStream
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-02 12:32:46] [INFO ] Flatten gal took : 188 ms
RANDOM walk for 40000 steps (8 resets) in 3188 ms. (12 steps per ms) remains 6/13 properties
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-02 12:32:46] [INFO ] Flatten gal took : 56 ms
[2025-06-02 12:32:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16428092842997228042.gal : 43 ms
BEST_FIRST walk for 40004 steps (8 resets) in 685 ms. (58 steps per ms) remains 6/6 properties
[2025-06-02 12:32:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10405754106269672005.prop : 11 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/ReachabilityCardinality16428092842997228042.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10405754106269672005.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 316 ms. (126 steps per ms) remains 6/6 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality10405754106269672005.prop.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :2 after 5
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :5 after 9
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :9 after 29
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :29 after 35
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :35 after 65
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :65 after 1830
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :1830 after 18048
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :1.73003e+06 after 2.4383e+06
BEST_FIRST walk for 40003 steps (8 resets) in 849 ms. (47 steps per ms) remains 6/6 properties
Reachability property MedleyA-PT-14-ReachabilityCardinality-2025-15 is true.
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
BEST_FIRST walk for 40004 steps (8 resets) in 823 ms. (48 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 281 ms. (141 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 226 ms. (176 steps per ms) remains 6/6 properties
// Phase 1: matrix 178 rows 184 cols
[2025-06-02 12:32:47] [INFO ] Computed 24 invariants in 24 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 85/85 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 80/165 variables, 15/100 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/165 variables, 80/180 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/165 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem MedleyA-PT-14-ReachabilityCardinality-2025-04 is UNSAT
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-04 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 19/184 variables, 9/189 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/184 variables, 19/208 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/184 variables, 0/208 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 178/362 variables, 184/392 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/362 variables, 0/392 constraints. Problems are: Problem set: 1 solved, 4 unsolved
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :2.4383e+06 after 2.50373e+06
At refinement iteration 10 (OVERLAPS) 0/362 variables, 0/392 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 362/362 variables, and 392 constraints, problems are : Problem set: 1 solved, 4 unsolved in 1170 ms.
Refiners :[Domain max(s): 184/184 constraints, Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 184/184 constraints, PredecessorRefiner: 5/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 83/83 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 0/83 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 81/164 variables, 15/98 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 81/179 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 12:32:49] [INFO ] Deduced a trap composed of 16 places in 114 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 12:32:49] [INFO ] Deduced a trap composed of 23 places in 101 ms of which 10 ms to minimize.
Problem MedleyA-PT-14-ReachabilityCardinality-2025-13 is UNSAT
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-13 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 2/181 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/164 variables, 0/181 constraints. Problems are: Problem set: 2 solved, 3 unsolved
Problem MedleyA-PT-14-ReachabilityCardinality-2025-11 is UNSAT
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-11 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 20/184 variables, 9/190 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/184 variables, 20/210 constraints. Problems are: Problem set: 3 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 12:32:49] [INFO ] Deduced a trap composed of 19 places in 89 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 12:32:49] [INFO ] Deduced a trap composed of 21 places in 75 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 12:32:50] [INFO ] Deduced a trap composed of 19 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 12:32:50] [INFO ] Deduced a trap composed of 24 places in 102 ms of which 17 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/184 variables, 4/214 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/184 variables, 0/214 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 178/362 variables, 184/398 constraints. Problems are: Problem set: 3 solved, 2 unsolved
SDD proceeding with computation,5 properties remain. new max is 1024
SDD size :2.50373e+06 after 2.56361e+06
At refinement iteration 11 (INCLUDED_ONLY) 0/362 variables, 2/400 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/362 variables, 0/400 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/362 variables, 0/400 constraints. Problems are: Problem set: 3 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 362/362 variables, and 400 constraints, problems are : Problem set: 3 solved, 2 unsolved in 2253 ms.
Refiners :[Domain max(s): 184/184 constraints, Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 184/184 constraints, PredecessorRefiner: 3/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3580ms problems are : Problem set: 3 solved, 2 unsolved
Finished Parikh walk after 2283 steps, including 26 resets, run visited all 2 properties in 12 ms. (steps per millisecond=190 )
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-12 TRUE TECHNIQUES PARIKH_WALK
FORMULA MedleyA-PT-14-ReachabilityCardinality-2025-10 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 19 ms.
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 6284 ms.

BK_STOP 1748867571357

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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="MedleyA-PT-14"
export BK_EXAMINATION="ReachabilityCardinality"
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 MedleyA-PT-14, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r128-smll-174876524100206"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MedleyA-PT-14.tgz
mv MedleyA-PT-14 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;