fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r226-smll-174903490800159
Last Updated
June 24, 2025

About the Execution of ITS-Tools for StigmergyCommit-PT-11b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 950670.00 0.00 0.00 ????F??????????? normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r226-smll-174903490800159.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 StigmergyCommit-PT-11b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r226-smll-174903490800159
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4G
-rw-r--r-- 1 mcc users 7.0K 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 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K 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 8.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 1.4G May 29 14:33 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 StigmergyCommit-PT-11b-ReachabilityFireability-2023-12
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2023-13
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2023-14
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2023-15
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-00
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-01
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-02
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-03
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-04
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-05
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-06
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-07
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-08
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-09
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-10
FORMULA_NAME StigmergyCommit-PT-11b-ReachabilityFireability-2025-11

=== Now, execution of the tool begins

BK_START 1750393207211

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=StigmergyCommit-PT-11b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-20 04:20:09] [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]
[2025-06-20 04:20:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-20 04:21:04] [INFO ] Load time of PNML (sax parser for PT used): 55165 ms
[2025-06-20 04:21:06] [INFO ] Transformed 3655 places.
[2025-06-20 04:21:10] [INFO ] Transformed 1070836 transitions.
[2025-06-20 04:21:10] [INFO ] Found NUPN structural information;
[2025-06-20 04:21:11] [INFO ] Parsed PT model containing 3655 places and 1070836 transitions and 25615632 arcs in 61500 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 217 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 29521 steps (136 resets) in 121982 ms. (0 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 2090 ms. (1 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 3158 ms. (1 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1116 ms. (3 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1011 ms. (3 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 942 ms. (4 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1556 ms. (2 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1733 ms. (2 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 934 ms. (4 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 1417 ms. (2 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 3342 ms. (1 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 985 ms. (4 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 920 ms. (4 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 918 ms. (4 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 894 ms. (4 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 1544 ms. (2 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 887 ms. (4 steps per ms) remains 16/16 properties
Interrupted probabilistic random walk after 17670 steps, run timeout after 123019 ms. (steps per millisecond=0 ) properties seen :0 out of 16
Probabilistic random walk after 17670 steps, saw 13562 distinct states, run finished after 123145 ms. (steps per millisecond=0 ) properties seen :0
// Phase 1: matrix 1070836 rows 3655 cols
[2025-06-20 04:26:13] [WARNING] Invariant computation timed out after 120 seconds.
[2025-06-20 04:26:30] [INFO ] Flatten gal took : 286850 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem StigmergyCommit-PT-11b-ReachabilityFireability-2025-00 is UNSAT
FORMULA StigmergyCommit-PT-11b-ReachabilityFireability-2025-00 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/72 variables, 72/72 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/72 variables, 0/72 constraints. Problems are: Problem set: 1 solved, 15 unsolved
SMT process timed out in 170021ms, After SMT, problems are : Problem set: 1 solved, 15 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 72 out of 3655 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3655/3655 places, 1070836/1070836 transitions.
Graph (trivial) has 3558 edges and 3655 vertex of which 252 / 3655 are part of one of the 36 SCC in 186 ms
[2025-06-20 04:27:01] [INFO ] Computed 13 invariants in 167924 ms
Free SCC test removed 216 places
Drop transitions (Empty/Sink Transition effects.) removed 276 transitions
Reduce isomorphic transitions removed 276 transitions.
Graph (complete) has 7005 edges and 3439 vertex of which 3415 are kept as prefixes of interest. Removing 24 places using SCC suffix rule.7224 ms
Discarding 24 places :
Also discarding 12 output transitions
Drop transitions (Output transitions of discarded places.) removed 12 transitions
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2688 transitions
Trivial Post-agglo rules discarded 2688 transitions
Performed 2688 trivial Post agglomeration. Transition count delta: 2688
Iterating post reduction 0 with 2700 rules applied. Total rules applied 2702 place count 3415 transition count 1067848
Reduce places removed 2688 places and 0 transitions.
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 1 with 2784 rules applied. Total rules applied 5486 place count 727 transition count 1067752
Reduce places removed 36 places and 0 transitions.
Iterating post reduction 2 with 36 rules applied. Total rules applied 5522 place count 691 transition count 1067752
Performed 120 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 120 Pre rules applied. Total rules applied 5522 place count 691 transition count 1067632
Deduced a syphon composed of 120 places in 1908 ms
Reduce places removed 120 places and 0 transitions.
Iterating global reduction 3 with 240 rules applied. Total rules applied 5762 place count 571 transition count 1067632
Discarding 147 places :
Symmetric choice reduction at 3 with 147 rule applications. Total rules 5909 place count 424 transition count 1067485
Iterating global reduction 3 with 147 rules applied. Total rules applied 6056 place count 424 transition count 1067485
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 6056 place count 424 transition count 1067484
Deduced a syphon composed of 1 places in 1924 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 6058 place count 423 transition count 1067484
[2025-06-20 04:30:47] [INFO ] Flatten gal took : 256802 ms
Discarding 61 places :
Symmetric choice reduction at 3 with 61 rule applications. Total rules 6119 place count 362 transition count 1067400
Iterating global reduction 3 with 61 rules applied. Total rules applied 6180 place count 362 transition count 1067400
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
[2025-06-20 04:31:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4505396147537924800.gal : 31143 ms
[2025-06-20 04:31:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17768143189535500898.prop : 26 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/ReachabilityCardinality4505396147537924800.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17768143189535500898.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 ...329
Iterating post reduction 3 with 13 rules applied. Total rules applied 6193 place count 362 transition count 1067387
Discarding 24 places :
Symmetric choice reduction at 4 with 24 rule applications. Total rules 6217 place count 338 transition count 1067363
Iterating global reduction 4 with 24 rules applied. Total rules applied 6241 place count 338 transition count 1067363

BK_STOP 1750394157881

--------------------
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="StigmergyCommit-PT-11b"
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 StigmergyCommit-PT-11b, 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 r226-smll-174903490800159"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/StigmergyCommit-PT-11b.tgz
mv StigmergyCommit-PT-11b 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 ;