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-177955695700735.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is DLCshifumi-PT-5a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695700735
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.3M
-rw-r--r-- 1 mcc users 7.5K Mar 6 17:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 6 17:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 6 17:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 33K Mar 6 17:40 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 3.5K Mar 15 09:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 09:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Mar 6 17:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K Mar 6 17:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 6 17:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Mar 6 17:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:30 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 3.9M 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 DLCshifumi-PT-5a-ReachabilityFireability-2024-00
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-01
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-02
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-03
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-04
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-05
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-06
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-07
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-08
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-09
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-10
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-11
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-12
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-13
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-14
FORMULA_NAME DLCshifumi-PT-5a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779658296029

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCshifumi-PT-5a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-24 21:31:37] [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 21:31:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 21:31:37] [INFO ] Load time of PNML (sax parser for PT used): 405 ms
[2026-05-24 21:31:37] [INFO ] Transformed 2162 places.
[2026-05-24 21:31:37] [INFO ] Transformed 14865 transitions.
[2026-05-24 21:31:37] [INFO ] Found NUPN structural information;
[2026-05-24 21:31:37] [INFO ] Parsed PT model containing 2162 places and 14865 transitions and 57457 arcs in 569 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 1757 transitions
Reduce redundant transitions removed 1757 transitions.
RANDOM walk for 40000 steps (8 resets) in 5830 ms. (6 steps per ms) remains 3/16 properties
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 2386 ms. (16 steps per ms) remains 3/3 properties
[2026-05-24 21:31:40] [INFO ] Flatten gal took : 1130 ms
BEST_FIRST walk for 40004 steps (8 resets) in 1281 ms. (31 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1494 ms. (26 steps per ms) remains 3/3 properties
[2026-05-24 21:31:41] [INFO ] Flatten gal took : 559 ms
[2026-05-24 21:31:41] [INFO ] Flow matrix only has 1312 transitions (discarded 11796 similar events)
[2026-05-24 21:31:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17205090263017072577.gal : 107 ms
[2026-05-24 21:31:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15883057145026028990.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/ReachabilityCardinality17205090263017072577.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15883057145026028990.prop' '--nowitness' '--gen-order' 'FOLLOW'
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8071877060267330341.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6728919065568557538.kers'
[2026-05-24 21:31:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8071877060267330341.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6728919065568557538.kers]
Normalized transition count is 1311 out of 1312 initially.
Culling duplicate invariants (modulo rational): removing 1250 columns.
Culled 1250 columns in 2 ms.
// Phase 1: matrix 1311 rows 912 cols 2749 entries
Finished phase 1 with 784 SingleSign rule and 0 generalized
[2026-05-24 21:31:41] [INFO ] Computed 1378 invariants in 9 ms

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
Computed 1378 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-6728919065568557538.kers
Total runtime 17 ms.
[2026-05-24 21:31:42] [INFO ] State equation strengthened by 277 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/140 variables, 140/140 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/140 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem DLCshifumi-PT-5a-ReachabilityFireability-2024-07 is UNSAT
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-07 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 235/375 variables, 119/259 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/375 variables, 235/494 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/375 variables, 0/494 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1787/2162 variables, 1259/1753 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2162 variables, 1787/3540 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Loading property file /tmp/ReachabilityCardinality15883057145026028990.prop.
At refinement iteration 7 (INCLUDED_ONLY) 0/2162 variables, 0/3540 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1311/3473 variables, 2162/5702 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3473 variables, 276/5978 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3473 variables, 0/5978 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/3474 variables, 1/5979 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3474 variables, 0/5979 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/3474 variables, 0/5979 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3474/3474 variables, and 5979 constraints, problems are : Problem set: 1 solved, 2 unsolved in 3927 ms.
Refiners :[Domain max(s): 2162/2162 constraints, Positive P Invariants (semi-flows): 1378/1378 constraints, State Equation: 2162/2162 constraints, ReadFeed: 277/277 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 135/135 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/135 variables, 0/135 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 236/371 variables, 115/250 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/371 variables, 236/486 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/371 variables, 0/486 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1791/2162 variables, 1263/1749 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2162 variables, 1791/3540 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2162 variables, 0/3540 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1311/3473 variables, 2162/5702 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3473 variables, 276/5978 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3473 variables, 0/5978 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/3474 variables, 1/5979 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3474 variables, 0/5979 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/3474 variables, 0/5979 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3474/3474 variables, and 5979 constraints, problems are : Problem set: 1 solved, 2 unsolved in 4539 ms.
Refiners :[Domain max(s): 2162/2162 constraints, Positive P Invariants (semi-flows): 1378/1378 constraints, State Equation: 2162/2162 constraints, ReadFeed: 277/277 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8736ms problems are : Problem set: 1 solved, 2 unsolved
Finished Parikh walk after 49505 steps, including 72 resets, run visited all 2 properties in 2154 ms. (steps per millisecond=22 )
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-13 FALSE TECHNIQUES PARIKH_WALK
FORMULA DLCshifumi-PT-5a-ReachabilityFireability-2024-01 FALSE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 2172 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 15596 ms.

BK_STOP 1779658312772

--------------------
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="DLCshifumi-PT-5a"
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 DLCshifumi-PT-5a, 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-177955695700735"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCshifumi-PT-5a.tgz
mv DLCshifumi-PT-5a 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 ;