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.r152-tall-177961077600487.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 HirschbergSinclair-PT-35, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r152-tall-177961077600487
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 936K
-rw-r--r-- 1 mcc users 9.1K Mar 7 17:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Mar 7 17:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 7 17:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 7 17:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.0K Mar 15 10:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 10:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 7 17:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 67K Mar 7 17:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 7 17:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Mar 7 17:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 10:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:50 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 544K 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1779701713083

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HirschbergSinclair-PT-35
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-25 09:35:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-25 09:35:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 09:35:14] [INFO ] Load time of PNML (sax parser for PT used): 107 ms
[2026-05-25 09:35:14] [INFO ] Transformed 998 places.
[2026-05-25 09:35:14] [INFO ] Transformed 922 transitions.
[2026-05-25 09:35:14] [INFO ] Parsed PT model containing 998 places and 922 transitions and 2806 arcs in 206 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 998/998 places, 922/922 transitions.
Reduce places removed 35 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 423 transitions
Trivial Post-agglo rules discarded 423 transitions
Performed 423 trivial Post agglomeration. Transition count delta: 423
Iterating post reduction 0 with 458 rules applied. Total rules applied 458 place count 963 transition count 499
Reduce places removed 423 places and 0 transitions.
Iterating post reduction 1 with 423 rules applied. Total rules applied 881 place count 540 transition count 499
Applied a total of 881 rules in 75 ms. Remains 540 /998 variables (removed 458) and now considering 499/922 (removed 423) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2814415971170631332.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3784414801953955772.kers'
[2026-05-25 09:35:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2814415971170631332.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3784414801953955772.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 499 rows 540 cols 1046 entries
Finished phase 1 with 493 SingleSign rule and 6 generalized
[2026-05-25 09:35:14] [INFO ] Computed 41 invariants in 4 ms
Computed 41 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3784414801953955772.kers
Total runtime 6 ms.
[2026-05-25 09:35:15] [INFO ] Implicit Places using invariants in 585 ms returned []
[2026-05-25 09:35:15] [INFO ] Invariant cache hit.
[2026-05-25 09:35:15] [INFO ] State equation strengthened by 423 read => feed constraints.
[2026-05-25 09:35:38] [INFO ] Implicit Places using invariants and state equation in 23169 ms returned []
Implicit Place search using SMT with State Equation took 23790 ms to find 0 implicit places.
Running 464 sub problems to find dead transitions.
[2026-05-25 09:35:38] [INFO ] Invariant cache hit.
[2026-05-25 09:35:38] [INFO ] State equation strengthened by 423 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/505 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/505 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 2 (OVERLAPS) 35/540 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/540 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 4 (OVERLAPS) 499/1039 variables, 540/581 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1039 variables, 423/1004 constraints. Problems are: Problem set: 0 solved, 464 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1039/1039 variables, and 1004 constraints, problems are : Problem set: 0 solved, 464 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 540/540 constraints, ReadFeed: 423/423 constraints, PredecessorRefiner: 464/464 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 464 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/505 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/505 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 2 (OVERLAPS) 35/540 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/540 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 4 (OVERLAPS) 499/1039 variables, 540/581 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1039 variables, 423/1004 constraints. Problems are: Problem set: 0 solved, 464 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1039/1039 variables, and 1468 constraints, problems are : Problem set: 0 solved, 464 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 540/540 constraints, ReadFeed: 423/423 constraints, PredecessorRefiner: 464/464 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60221ms problems are : Problem set: 0 solved, 464 unsolved
Search for dead transitions found 0 dead transitions in 60241ms
Starting structural reductions in LIVENESS mode, iteration 1 : 540/998 places, 499/922 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 84151 ms. Remains : 540/998 places, 499/922 transitions.
Initial state reduction rules removed 35 formulas.
RANDOM walk for 2446 steps (1 resets) in 372 ms. (6 steps per ms) remains 0/464 properties
[2026-05-25 09:36:38] [INFO ] Flatten gal took : 62 ms
[2026-05-25 09:36:38] [INFO ] Flatten gal took : 26 ms
[2026-05-25 09:36:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15912970463201722603.gal : 18 ms
[2026-05-25 09:36:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11706296357324287868.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15912970463201722603.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11706296357324287868.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 499 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 84797 ms.

BK_STOP 1779701799050

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="HirschbergSinclair-PT-35"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 HirschbergSinclair-PT-35, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r152-tall-177961077600487"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HirschbergSinclair-PT-35.tgz
mv HirschbergSinclair-PT-35 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;