fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r128-smll-174876524100167
Last Updated
June 24, 2025

About the Execution of ITS-Tools for MedleyA-PT-09

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 7386.00 0.00 0.00 TFFFFTTTTTFTTTTT normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r128-smll-174876524100167.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-09, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r128-smll-174876524100167
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K 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 9.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K 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 99K 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-09-ReachabilityFireability-2025-00
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-01
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-02
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-03
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-04
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-05
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-06
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-07
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-08
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-09
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-10
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-11
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-12
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-13
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-14
FORMULA_NAME MedleyA-PT-09-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748855831105

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MedleyA-PT-09
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-02 09:17:13] [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]
[2025-06-02 09:17:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 09:17:14] [INFO ] Load time of PNML (sax parser for PT used): 333 ms
[2025-06-02 09:17:14] [INFO ] Transformed 147 places.
[2025-06-02 09:17:14] [INFO ] Transformed 315 transitions.
[2025-06-02 09:17:14] [INFO ] Found NUPN structural information;
[2025-06-02 09:17:14] [INFO ] Parsed PT model containing 147 places and 315 transitions and 1583 arcs in 595 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 36 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 2 places in 9 ms
Reduce places removed 2 places and 2 transitions.
RANDOM walk for 40000 steps (1327 resets) in 2508 ms. (15 steps per ms) remains 7/16 properties
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-02 09:17:15] [INFO ] Flatten gal took : 212 ms
BEST_FIRST walk for 40002 steps (286 resets) in 655 ms. (60 steps per ms) remains 7/7 properties
[2025-06-02 09:17:15] [INFO ] Flatten gal took : 221 ms
BEST_FIRST walk for 40003 steps (290 resets) in 641 ms. (62 steps per ms) remains 7/7 properties
[2025-06-02 09:17:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16290638590142934648.gal : 101 ms
BEST_FIRST walk for 40003 steps (296 resets) in 418 ms. (95 steps per ms) remains 5/7 properties
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-00 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2025-06-02 09:17:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12362682812803006393.prop : 6 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/ReachabilityCardinality16290638590142934648.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12362682812803006393.prop' '--nowitness' '--gen-order' 'FOLLOW'

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/ReachabilityCardinality12362682812803006393.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :7 after 21
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :21 after 104
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :104 after 240
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :240 after 6428
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :6428 after 6950
BEST_FIRST walk for 40003 steps (283 resets) in 1143 ms. (34 steps per ms) remains 5/5 properties
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :6950 after 10150
BEST_FIRST walk for 40002 steps (293 resets) in 131 ms. (303 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (338 resets) in 1134 ms. (35 steps per ms) remains 5/5 properties
// Phase 1: matrix 313 rows 145 cols
Reachability property MedleyA-PT-09-ReachabilityFireability-2025-12 is true.
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
[2025-06-02 09:17:16] [INFO ] Computed 12 invariants in 26 ms
Invariant property MedleyA-PT-09-ReachabilityFireability-2025-04 does not hold.
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :10150 after 78100
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) 0/51 variables, 51/51 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 0/51 constraints. Problems are: Problem set: 2 solved, 3 unsolved
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :78100 after 132562
At refinement iteration 2 (OVERLAPS) 54/105 variables, 7/58 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/105 variables, 54/112 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/105 variables, 0/112 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 40/145 variables, 5/117 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/145 variables, 40/157 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/145 variables, 0/157 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 313/458 variables, 145/302 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 0/302 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/458 variables, 0/302 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 458/458 variables, and 302 constraints, problems are : Problem set: 2 solved, 3 unsolved in 988 ms.
Refiners :[Domain max(s): 145/145 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 145/145 constraints, PredecessorRefiner: 4/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
SDD proceeding with computation,3 properties remain. new max is 2048
Escalating to Integer solving :Problem set: 2 solved, 3 unsolved
SDD size :132562 after 982367
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem MedleyA-PT-09-ReachabilityFireability-2025-15 is UNSAT
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 58/101 variables, 7/50 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 58/108 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/108 constraints. Problems are: Problem set: 3 solved, 2 unsolved
Problem MedleyA-PT-09-ReachabilityFireability-2025-07 is UNSAT
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-07 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 44/145 variables, 5/113 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/145 variables, 44/157 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/145 variables, 0/157 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 313/458 variables, 145/302 constraints. Problems are: Problem set: 4 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:17:18] [INFO ] Deduced a trap along path composed of 3 places in 53 ms of which 14 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 1/303 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 0/303 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/458 variables, 0/303 constraints. Problems are: Problem set: 4 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 458/458 variables, and 303 constraints, problems are : Problem set: 4 solved, 1 unsolved in 633 ms.
Refiners :[Domain max(s): 145/145 constraints, Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 145/145 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 1791ms problems are : Problem set: 4 solved, 1 unsolved
Finished Parikh walk after 61 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=30 )
FORMULA MedleyA-PT-09-ReachabilityFireability-2025-11 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 11 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 4701 ms.

BK_STOP 1748855838491

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="MedleyA-PT-09"
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 2-5832"
echo " Executing tool itstools"
echo " Input is MedleyA-PT-09, 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 r128-smll-174876524100167"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MedleyA-PT-09.tgz
mv MedleyA-PT-09 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 ;