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-oct2-177944366400526.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 AutoFlight-PT-06a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366400526
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 520K
-rw-r--r-- 1 mcc users 6.8K Mar 5 16:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Mar 5 16:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 5 16:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Mar 5 16:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 07:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 15 07:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 07:14 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 5 16:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 152K Mar 5 16:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Mar 5 16:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Mar 5 16:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 43K 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 AutoFlight-PT-06a-ReachabilityCardinality-2024-00
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-01
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-02
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-03
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-04
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-05
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-06
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-07
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-08
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-09
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-10
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-11
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-12
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-13
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-14
FORMULA_NAME AutoFlight-PT-06a-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779492382238

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-06a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-22 23:26:23] [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 23:26:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 23:26:23] [INFO ] Load time of PNML (sax parser for PT used): 63 ms
[2026-05-22 23:26:23] [INFO ] Transformed 157 places.
[2026-05-22 23:26:23] [INFO ] Transformed 155 transitions.
[2026-05-22 23:26:23] [INFO ] Found NUPN structural information;
[2026-05-22 23:26:23] [INFO ] Parsed PT model containing 157 places and 155 transitions and 500 arcs in 173 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 17 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 30 transitions
Reduce redundant transitions removed 30 transitions.
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (1110 resets) in 1393 ms. (28 steps per ms) remains 4/10 properties
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-22 23:26:24] [INFO ] Flatten gal took : 56 ms
[2026-05-22 23:26:24] [INFO ] Flatten gal took : 25 ms
[2026-05-22 23:26:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8918835490812714563.gal : 18 ms
[2026-05-22 23:26:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18387420940533171682.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/ReachabilityCardinality8918835490812714563.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18387420940533171682.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality18387420940533171682.prop.
BEST_FIRST walk for 40004 steps (116 resets) in 686 ms. (58 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :9 after 33
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :33 after 129
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :129 after 2049
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :2049 after 98839
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :98839 after 98896
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :98896 after 103169
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :103169 after 251905
BEST_FIRST walk for 40004 steps (138 resets) in 273 ms. (146 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (134 resets) in 210 ms. (189 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (133 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1479197453036931316.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7562643421625135993.kers'
[2026-05-22 23:26:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1479197453036931316.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7562643421625135993.kers]
Culling duplicate invariants (modulo rational): removing 12 columns.
Culled 12 columns in 0 ms.
// Phase 1: matrix 125 rows 145 cols 368 entries
Finished phase 1 with 109 SingleSign rule and 8 generalized
[2026-05-22 23:26:24] [INFO ] Computed 40 invariants in 0 ms
Computed 40 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7562643421625135993.kers
Total runtime 1 ms.
[2026-05-22 23:26:24] [INFO ] State equation strengthened by 30 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 5/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem AutoFlight-PT-06a-ReachabilityCardinality-2024-00 is UNSAT
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-00 FALSE TECHNIQUES SMT_REFINEMENT
Problem AutoFlight-PT-06a-ReachabilityCardinality-2024-06 is UNSAT
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-06 FALSE TECHNIQUES SMT_REFINEMENT
Problem AutoFlight-PT-06a-ReachabilityCardinality-2024-07 is UNSAT
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 97/156 variables, 34/98 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 97/195 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/195 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1/157 variables, 1/196 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/157 variables, 1/197 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/157 variables, 0/197 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 125/282 variables, 157/354 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/282 variables, 30/384 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 0/384 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/282 variables, 0/384 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 282/282 variables, and 384 constraints, problems are : Problem set: 3 solved, 1 unsolved in 485 ms.
Refiners :[Domain max(s): 157/157 constraints, Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 157/157 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 10/10 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/10 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 93/103 variables, 9/19 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/103 variables, 93/112 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/103 variables, 1/113 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/103 variables, 0/113 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 53/156 variables, 30/143 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/156 variables, 53/196 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/156 variables, 2/198 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/156 variables, 0/198 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/157 variables, 1/199 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/157 variables, 1/200 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/157 variables, 0/200 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 125/282 variables, 157/357 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/282 variables, 30/387 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/282 variables, 1/388 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/282 variables, 0/388 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/282 variables, 0/388 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 282/282 variables, and 388 constraints, problems are : Problem set: 3 solved, 1 unsolved in 569 ms.
Refiners :[Domain max(s): 157/157 constraints, Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 157/157 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 1/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1149ms problems are : Problem set: 3 solved, 1 unsolved
Finished Parikh walk after 18 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=9 )
FORMULA AutoFlight-PT-06a-ReachabilityCardinality-2024-12 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 5 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 2281 ms.

BK_STOP 1779492385966

--------------------
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="AutoFlight-PT-06a"
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 AutoFlight-PT-06a, 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-oct2-177944366400526"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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