Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r002-oct2-177944366000214.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Anderson-PT-12, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366000214
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.6M
-rw-r--r-- 1 mcc users 8.2K Mar 4 18:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 4 18:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 4 18:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 4 18:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 15 07:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 4 18:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K Mar 4 18:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 4 18:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Mar 4 18:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 2.1M Mar 3 18:30 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 Anderson-PT-12-ReachabilityCardinality-2024-00
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-01
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-02
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-03
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-04
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-05
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-06
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-07
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-08
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-09
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-10
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-11
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-12
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-13
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-14
FORMULA_NAME Anderson-PT-12-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779465627201

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Anderson-PT-12
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-22 16:00:28] [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]
[2026-05-22 16:00:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 16:00:28] [INFO ] Load time of PNML (sax parser for PT used): 224 ms
[2026-05-22 16:00:28] [INFO ] Transformed 889 places.
[2026-05-22 16:00:28] [INFO ] Transformed 4152 transitions.
[2026-05-22 16:00:28] [INFO ] Found NUPN structural information;
[2026-05-22 16:00:29] [INFO ] Parsed PT model containing 889 places and 4152 transitions and 16080 arcs in 360 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 15 ms.
Working with output stream class java.io.PrintStream
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 2681 ms. (14 steps per ms) remains 2/11 properties
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 401 ms. (99 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 584 ms. (68 steps per ms) remains 2/2 properties
[2026-05-22 16:00:30] [INFO ] Flatten gal took : 489 ms
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10632327896867175048.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-392236122070594026.kers'
[2026-05-22 16:00:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10632327896867175048.kers, --Pflows, --basisKERS=/tmp/petrispot-output-392236122070594026.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 4152 rows 889 cols 15792 entries
Finished phase 1 with 540 SingleSign rule and 322 generalized
[2026-05-22 16:00:30] [INFO ] Computed 27 invariants in 16 ms
Computed 27 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-392236122070594026.kers
Total runtime 21 ms.
[2026-05-22 16:00:30] [INFO ] State equation strengthened by 132 read => feed constraints.
[2026-05-22 16:00:30] [INFO ] Flatten gal took : 174 ms
Excessive predecessor constraint size, skipping predecessor.
[2026-05-22 16:00:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12509380707184560332.gal : 97 ms
[2026-05-22 16:00:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10083424863132214773.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12509380707184560332.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10083424863132214773.prop' '--nowitness' '--gen-order' 'FOLLOW'

All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
At refinement iteration 2 (OVERLAPS) 562/586 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/586 variables, 562/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/586 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 210/796 variables, 3/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/796 variables, 210/808 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/796 variables, 0/808 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 92/888 variables, 14/822 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/888 variables, 92/914 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Loading property file /tmp/ReachabilityCardinality10083424863132214773.prop.
At refinement iteration 10 (INCLUDED_ONLY) 0/888 variables, 0/914 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/889 variables, 1/915 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/889 variables, 1/916 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/889 variables, 0/916 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 4152/5041 variables, 889/1805 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/5041 variables, 132/1937 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/5041 variables, 0/1937 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/5041 variables, 0/1937 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5041/5041 variables, and 1937 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2337 ms.
Refiners :[Domain max(s): 889/889 constraints, Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 889/889 constraints, ReadFeed: 132/132 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 9
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :9 after 13
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :13 after 50
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :50 after 63
At refinement iteration 2 (OVERLAPS) 562/586 variables, 9/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :63 after 73
At refinement iteration 3 (INCLUDED_ONLY) 0/586 variables, 562/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :73 after 328
At refinement iteration 4 (INCLUDED_ONLY) 0/586 variables, 0/595 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 210/796 variables, 3/598 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/796 variables, 210/808 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/796 variables, 0/808 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 92/888 variables, 14/822 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem Anderson-PT-12-ReachabilityCardinality-2024-10 is UNSAT
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-10 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 9 (INCLUDED_ONLY) 0/888 variables, 92/914 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :328 after 534
At refinement iteration 10 (INCLUDED_ONLY) 0/888 variables, 0/914 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/889 variables, 1/915 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/889 variables, 1/916 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :534 after 3610
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3610 after 9038
SMT process timed out in 8277ms, After SMT, problems are : Problem set: 1 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 889 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 889/889 places, 4152/4152 transitions.
Performed 129 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 129 Pre rules applied. Total rules applied 0 place count 889 transition count 4023
Deduced a syphon composed of 129 places in 6 ms
Reduce places removed 129 places and 0 transitions.
Iterating global reduction 0 with 258 rules applied. Total rules applied 258 place count 760 transition count 4023
Discarding 261 places :
Symmetric choice reduction at 0 with 261 rule applications. Total rules 519 place count 499 transition count 858
Iterating global reduction 0 with 261 rules applied. Total rules applied 780 place count 499 transition count 858
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 786 place count 496 transition count 855
Applied a total of 786 rules in 225 ms. Remains 496 /889 variables (removed 393) and now considering 855/4152 (removed 3297) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 232 ms. Remains : 496/889 places, 855/4152 transitions.
RANDOM walk for 40000 steps (8 resets) in 396 ms. (100 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 170 ms. (233 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 20551 steps, run visited all 1 properties in 85 ms. (steps per millisecond=241 )
Probabilistic random walk after 20551 steps, saw 17901 distinct states, run finished after 90 ms. (steps per millisecond=228 ) properties seen :1
FORMULA Anderson-PT-12-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
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 10375 ms.

BK_STOP 1779465639019

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="Anderson-PT-12"
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 2-5973"
echo " Executing tool itstools"
echo " Input is Anderson-PT-12, 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 r002-oct2-177944366000214"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-12.tgz
mv Anderson-PT-12 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 ;