Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r098-tall-177955695600543.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is DLCround-PT-05a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600543
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 688K
-rw-r--r-- 1 mcc users 5.5K Mar 6 16:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Mar 6 16:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 6 16:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 6 16:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 09:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 09:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 6 16:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Mar 6 16:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Mar 6 16:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 6 16:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:22 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 259K 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 DLCround-PT-05a-ReachabilityFireability-2024-00
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-01
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-02
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-03
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-04
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-05
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-06
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-07
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-08
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-09
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-10
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-11
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-12
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-13
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-14
FORMULA_NAME DLCround-PT-05a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779630435145

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCround-PT-05a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-24 13:47:16] [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]
[2026-05-24 13:47:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 13:47:16] [INFO ] Load time of PNML (sax parser for PT used): 103 ms
[2026-05-24 13:47:16] [INFO ] Transformed 167 places.
[2026-05-24 13:47:16] [INFO ] Transformed 1055 transitions.
[2026-05-24 13:47:16] [INFO ] Found NUPN structural information;
[2026-05-24 13:47:16] [INFO ] Parsed PT model containing 167 places and 1055 transitions and 3985 arcs in 189 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 112 transitions
Reduce redundant transitions removed 112 transitions.
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 1733 ms. (23 steps per ms) remains 2/13 properties
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-24 13:47:17] [INFO ] Flatten gal took : 176 ms
[2026-05-24 13:47:17] [INFO ] Flatten gal took : 83 ms
BEST_FIRST walk for 40003 steps (8 resets) in 740 ms. (53 steps per ms) remains 2/2 properties
[2026-05-24 13:47:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3465627523235326663.gal : 75 ms
[2026-05-24 13:47:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15559261173435588417.prop : 2 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/ReachabilityCardinality3465627523235326663.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15559261173435588417.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
BEST_FIRST walk for 40004 steps (8 resets) in 386 ms. (103 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality15559261173435588417.prop.
[2026-05-24 13:47:17] [INFO ] Flow matrix only has 138 transitions (discarded 805 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5384796334466260885.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2604292960547033622.kers'
[2026-05-24 13:47:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5384796334466260885.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2604292960547033622.kers]
Normalized transition count is 137 out of 138 initially.
Culling duplicate invariants (modulo rational): removing 78 columns.
Culled 78 columns in 0 ms.
// Phase 1: matrix 137 rows 89 cols 283 entries
Finished phase 1 with 79 SingleSign rule and 0 generalized
[2026-05-24 13:47:17] [INFO ] Computed 88 invariants in 0 ms
Computed 88 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2604292960547033622.kers
Total runtime 1 ms.
[2026-05-24 13:47:17] [INFO ] State equation strengthened by 45 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 491
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :491 after 4411
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem DLCround-PT-05a-ReachabilityFireability-2024-01 is UNSAT
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-01 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 42/121 variables, 48/127 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/121 variables, 42/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/121 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/167 variables, 40/209 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/167 variables, 46/255 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/167 variables, 0/255 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 137/304 variables, 167/422 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/304 variables, 44/466 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/304 variables, 0/466 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/305 variables, 1/467 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/305 variables, 0/467 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/305 variables, 0/467 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 305/305 variables, and 467 constraints, problems are : Problem set: 1 solved, 1 unsolved in 384 ms.
Refiners :[Domain max(s): 167/167 constraints, Positive P Invariants (semi-flows): 88/88 constraints, State Equation: 167/167 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/60 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem DLCround-PT-05a-ReachabilityFireability-2024-00 is UNSAT
FORMULA DLCround-PT-05a-ReachabilityFireability-2024-00 TRUE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 104/305 variables, and 97 constraints, problems are : Problem set: 2 solved, 0 unsolved in 55 ms.
Refiners :[Domain max(s): 60/167 constraints, Positive P Invariants (semi-flows): 37/88 constraints, State Equation: 0/167 constraints, ReadFeed: 0/45 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 513ms problems are : Problem set: 2 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 1696 ms.

BK_STOP 1779630437985

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="DLCround-PT-05a"
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 2-5973"
echo " Executing tool itstools"
echo " Input is DLCround-PT-05a, 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 r098-tall-177955695600543"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-05a.tgz
mv DLCround-PT-05a 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 ;