fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r016-smll-174853764300045
Last Updated
June 24, 2025

About the Execution of ITS-Tools for BlocksWorld-PT-06

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 64162.00 0.00 0.00 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r016-smll-174853764300045.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)
.......................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is BlocksWorld-PT-06, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-smll-174853764300045
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K 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 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 25K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 136K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Jun 18 14:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Jun 18 14:08 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 1.1M 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 BlocksWorld-PT-06-UpperBounds-00
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-01
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-02
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-03
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-04
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-05
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-06
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-07
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-08
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-09
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-10
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-11
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-12
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-13
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-14
FORMULA_NAME BlocksWorld-PT-06-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1750273794148

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BlocksWorld-PT-06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-18 19:09:56] [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]
[2025-06-18 19:09:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-18 19:09:57] [INFO ] Load time of PNML (sax parser for PT used): 500 ms
[2025-06-18 19:09:57] [INFO ] Transformed 1189 places.
[2025-06-18 19:09:57] [INFO ] Transformed 2245 transitions.
[2025-06-18 19:09:57] [INFO ] Found NUPN structural information;
[2025-06-18 19:09:57] [INFO ] Completing missing partition info from NUPN : creating a component with [pred_on_table_0, pred_arm_empty_0, pred_on_table_1, pred_on_table_2, pred_on_table_3, pred_on_table_4, pred_on_table_5, pred_on_table_6, pred_on_table_7, pred_on_table_8, pred_on_table_9, pred_on_table_10, pred_on_table_11, pred_on_table_12, pred_on_table_13, pred_on_table_14, pred_on_table_15, pred_on_table_16, pred_on_table_17, pred_on_table_18, pred_on_table_19, pred_on_table_20, pred_on_table_21, pred_on_table_22, pred_on_table_23, pred_on_table_24, pred_on_table_25, pred_on_table_26, pred_on_table_27, pred_on_table_28, pred_on_table_29, pred_on_table_30, pred_on_table_31, pred_on_table_32]
[2025-06-18 19:09:57] [INFO ] Parsed PT model containing 1189 places and 2245 transitions and 11210 arcs in 921 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 18 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 2245 rows 1189 cols
[2025-06-18 19:09:58] [INFO ] Computed 67 invariants in 147 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (2 resets) in 776 ms. (12 steps per ms)
FORMULA BlocksWorld-PT-06-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 30002 steps (6 resets) in 280 ms. (106 steps per ms)
FORMULA BlocksWorld-PT-06-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2025-06-18 19:09:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-18 19:10:00] [INFO ] [Real]Absence check using 67 positive place invariants in 92 ms returned sat
[2025-06-18 19:10:01] [INFO ] [Real]Absence check using state equation in 1467 ms returned sat
[2025-06-18 19:10:01] [INFO ] State equation strengthened by 59 read => feed constraints.
[2025-06-18 19:10:02] [INFO ] [Real]Added 59 Read/Feed constraints in 198 ms returned sat
[2025-06-18 19:10:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-18 19:10:02] [INFO ] [Nat]Absence check using 67 positive place invariants in 76 ms returned sat
[2025-06-18 19:10:04] [INFO ] [Nat]Absence check using state equation in 1489 ms returned sat
[2025-06-18 19:10:04] [INFO ] [Nat]Added 59 Read/Feed constraints in 169 ms returned sat
[2025-06-18 19:10:04] [INFO ] Computed and/alt/rep : 132/132/132 causal constraints (skipped 2109 transitions) in 503 ms.
[2025-06-18 19:10:05] [INFO ] Added : 0 causal constraints over 0 iterations in 852 ms. Result :sat
Minimization took 1935 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-18 19:10:07] [INFO ] [Real]Absence check using 67 positive place invariants in 49 ms returned sat
[2025-06-18 19:10:08] [INFO ] [Real]Absence check using state equation in 1429 ms returned sat
[2025-06-18 19:10:09] [INFO ] [Real]Added 59 Read/Feed constraints in 293 ms returned sat
[2025-06-18 19:10:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-18 19:10:09] [INFO ] [Nat]Absence check using 67 positive place invariants in 81 ms returned sat
[2025-06-18 19:10:11] [INFO ] [Nat]Absence check using state equation in 1553 ms returned sat
[2025-06-18 19:10:11] [INFO ] [Nat]Added 59 Read/Feed constraints in 372 ms returned sat
[2025-06-18 19:10:12] [INFO ] Computed and/alt/rep : 132/132/132 causal constraints (skipped 2109 transitions) in 829 ms.
[2025-06-18 19:10:13] [INFO ] Added : 0 causal constraints over 0 iterations in 1186 ms. Result :sat
Minimization took 1358 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 1189 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1189/1189 places, 2245/2245 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1189 transition count 2244
Applied a total of 1 rules in 7639 ms. Remains 1189 /1189 variables (removed 0) and now considering 2244/2245 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7656 ms. Remains : 1189/1189 places, 2244/2245 transitions.
// Phase 1: matrix 2244 rows 1189 cols
[2025-06-18 19:10:22] [INFO ] Computed 67 invariants in 28 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 850043 steps (2 resets) in 30001 ms. (28 steps per ms)
FORMULA BlocksWorld-PT-06-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BlocksWorld-PT-06-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 978149 steps (2 resets) in 5001 ms. (195 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 9 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 )
[2025-06-18 19:10:57] [INFO ] Flatten gal took : 382 ms
[2025-06-18 19:10:58] [INFO ] Flatten gal took : 167 ms
[2025-06-18 19:10:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality880949157864155.gal : 80 ms
[2025-06-18 19:10:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16163601564547152073.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality880949157864155.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16163601564547152073.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_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...325
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 61393 ms.

BK_STOP 1750273858310

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 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="BlocksWorld-PT-06"
export BK_EXAMINATION="UpperBounds"
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 BlocksWorld-PT-06, 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 r016-smll-174853764300045"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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