fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r226-smll-174903490600071
Last Updated
June 24, 2025

About the Execution of ITS-Tools for StigmergyCommit-PT-06a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 7850.00 0.00 0.00 FFFTFTFTTTTFFFFT normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r226-smll-174903490600071.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-06a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r226-smll-174903490600071
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K 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 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K 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 3.7K 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 1.8M 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-06a-ReachabilityFireability-2025-00
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-01
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-02
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-03
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-04
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-05
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-06
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-07
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-08
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-09
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-10
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-11
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-12
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-13
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-14
FORMULA_NAME StigmergyCommit-PT-06a-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749072529153

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-06a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-04 21:28:51] [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]
[2025-06-04 21:28:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 21:28:52] [INFO ] Load time of PNML (sax parser for PT used): 561 ms
[2025-06-04 21:28:52] [INFO ] Transformed 256 places.
[2025-06-04 21:28:52] [INFO ] Transformed 2816 transitions.
[2025-06-04 21:28:52] [INFO ] Found NUPN structural information;
[2025-06-04 21:28:52] [INFO ] Parsed PT model containing 256 places and 2816 transitions and 35321 arcs in 818 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 2229 transitions
Reduce redundant transitions removed 2229 transitions.
Reduction of identical properties reduced properties to check from 16 to 11
[2025-06-04 21:28:54] [INFO ] Flatten gal took : 320 ms
[2025-06-04 21:28:54] [INFO ] Flatten gal took : 112 ms
[2025-06-04 21:28:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3671142432750783579.gal : 93 ms
[2025-06-04 21:28:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9423617329400323667.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/ReachabilityCardinality3671142432750783579.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9423617329400323667.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 ...328
RANDOM walk for 40000 steps (12 resets) in 4194 ms. (9 steps per ms) remains 3/11 properties
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 641 ms. (62 steps per ms) remains 3/3 properties
Loading property file /tmp/ReachabilityCardinality9423617329400323667.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 1022 ms. (39 steps per ms) remains 3/3 properties
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :5 after 9
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :9 after 27
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :27 after 33
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :33 after 81
BEST_FIRST walk for 40004 steps (8 resets) in 344 ms. (115 steps per ms) remains 3/3 properties
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :81 after 281
[2025-06-04 21:28:55] [INFO ] Flow matrix only has 566 transitions (discarded 21 similar events)
// Phase 1: matrix 566 rows 256 cols
[2025-06-04 21:28:55] [INFO ] Computed 8 invariants in 34 ms
Invariant property StigmergyCommit-PT-06a-ReachabilityFireability-2025-14 does not hold.
Invariant property StigmergyCommit-PT-06a-ReachabilityFireability-2025-13 does not hold.
[2025-06-04 21:28:55] [INFO ] State equation strengthened by 351 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem StigmergyCommit-PT-06a-ReachabilityFireability-2025-01 is UNSAT
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-01 FALSE TECHNIQUES SMT_REFINEMENT
Problem StigmergyCommit-PT-06a-ReachabilityFireability-2025-11 is UNSAT
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-11 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 17/17 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/17 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Reachability property StigmergyCommit-PT-06a-ReachabilityFireability-2025-10 is true.
Reachability property StigmergyCommit-PT-06a-ReachabilityFireability-2025-09 is true.
Reachability property StigmergyCommit-PT-06a-ReachabilityFireability-2025-08 is true.
Reachability property StigmergyCommit-PT-06a-ReachabilityFireability-2025-05 is true.
Invariant property StigmergyCommit-PT-06a-ReachabilityFireability-2025-02 does not hold.
At refinement iteration 2 (OVERLAPS) 239/256 variables, 8/25 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/256 variables, 239/264 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Invariant property StigmergyCommit-PT-06a-ReachabilityFireability-2025-00 does not hold.
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :470597 after 1.05911e+06
At refinement iteration 4 (INCLUDED_ONLY) 0/256 variables, 0/264 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 565/821 variables, 256/520 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/821 variables, 350/870 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/821 variables, 0/870 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/822 variables, 1/871 constraints. Problems are: Problem set: 2 solved, 1 unsolved
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :1.05911e+06 after 1.05992e+06
At refinement iteration 9 (INCLUDED_ONLY) 0/822 variables, 0/871 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/822 variables, 0/871 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 822/822 variables, and 871 constraints, problems are : Problem set: 2 solved, 1 unsolved in 1465 ms.
Refiners :[Domain max(s): 256/256 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 256/256 constraints, ReadFeed: 351/351 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem StigmergyCommit-PT-06a-ReachabilityFireability-2025-03 is UNSAT
FORMULA StigmergyCommit-PT-06a-ReachabilityFireability-2025-03 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 10/822 variables, and 10 constraints, problems are : Problem set: 3 solved, 0 unsolved in 60 ms.
Refiners :[Domain max(s): 10/256 constraints, Positive P Invariants (semi-flows): 0/8 constraints, State Equation: 0/256 constraints, ReadFeed: 0/351 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1843ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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 5032 ms.

BK_STOP 1749072537003

--------------------
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-06a"
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-06a, 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-174903490600071"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/StigmergyCommit-PT-06a.tgz
mv StigmergyCommit-PT-06a 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 ;