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.r104-tall-177955698700377.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-09a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r104-tall-177955698700377
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 8.7K Mar 6 17:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Mar 6 17:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 6 17:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 6 17:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 09:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 17:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 136K Mar 6 17:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 17:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 104K Mar 6 17:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:25 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 566K 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 1779609347117

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCround-PT-09a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-24 07:55:48] [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]
[2026-05-24 07:55:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 07:55:48] [INFO ] Load time of PNML (sax parser for PT used): 131 ms
[2026-05-24 07:55:48] [INFO ] Transformed 299 places.
[2026-05-24 07:55:48] [INFO ] Transformed 2243 transitions.
[2026-05-24 07:55:48] [INFO ] Found NUPN structural information;
[2026-05-24 07:55:48] [INFO ] Parsed PT model containing 299 places and 2243 transitions and 8689 arcs in 229 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 299/299 places, 2243/2243 transitions.
Graph (trivial) has 232 edges and 299 vertex of which 48 / 299 are part of one of the 14 SCC in 6 ms
Free SCC test removed 34 places
Ensure Unique test removed 574 transitions
Reduce isomorphic transitions removed 574 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 265 transition count 1665
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 261 transition count 1665
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 3 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 37 place count 247 transition count 1651
Ensure Unique test removed 170 transitions
Reduce isomorphic transitions removed 170 transitions.
Iterating post reduction 2 with 170 rules applied. Total rules applied 207 place count 247 transition count 1481
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -32
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 215 place count 243 transition count 1513
Applied a total of 215 rules in 110 ms. Remains 243 /299 variables (removed 56) and now considering 1513/2243 (removed 730) transitions.
[2026-05-24 07:55:48] [INFO ] Flow matrix only has 108 transitions (discarded 1405 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7299729247271576607.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5626401197883135302.kers'
[2026-05-24 07:55:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7299729247271576607.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5626401197883135302.kers]
Normalized transition count is 107 out of 108 initially.
Culling duplicate invariants (modulo rational): removing 170 columns.
Culled 170 columns in 0 ms.
// Phase 1: matrix 107 rows 73 cols 227 entries
Finished phase 1 with 59 SingleSign rule and 0 generalized
[2026-05-24 07:55:48] [INFO ] Computed 184 invariants in 0 ms
Computed 184 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5626401197883135302.kers
Total runtime 1 ms.
[2026-05-24 07:55:50] [INFO ] Implicit Places using invariants in 1417 ms returned [73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242]
Discarding 170 places :
Ensure Unique test removed 1354 transitions
Reduce isomorphic transitions removed 1354 transitions.
Implicit Place search using SMT only with invariants took 1452 ms to find 170 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 73/299 places, 159/2243 transitions.
Graph (trivial) has 158 edges and 73 vertex of which 72 / 73 are part of one of the 14 SCC in 0 ms
Free SCC test removed 58 places
Ensure Unique test removed 144 transitions
Reduce isomorphic transitions removed 144 transitions.
Applied a total of 1 rules in 1 ms. Remains 15 /73 variables (removed 58) and now considering 15/159 (removed 144) transitions.
[2026-05-24 07:55:50] [INFO ] Flow matrix only has 2 transitions (discarded 13 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4838864680213201700.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14232471796259725019.kers'
[2026-05-24 07:55:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4838864680213201700.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14232471796259725019.kers]
Normalized transition count is 1 out of 2 initially.
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 0 ms.
// Phase 1: matrix 1 rows 1 cols 1 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-24 07:55:50] [INFO ] Computed 14 invariants in 0 ms
Computed 14 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14232471796259725019.kers
Total runtime 0 ms.
[2026-05-24 07:55:50] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 07:55:50] [INFO ] Flow matrix only has 2 transitions (discarded 13 similar events)
[2026-05-24 07:55:50] [INFO ] Invariant cache hit.
[2026-05-24 07:55:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 07:55:50] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 15/299 places, 15/2243 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1635 ms. Remains : 15/299 places, 15/2243 transitions.
Initial state reduction rules removed 1 formulas.
RANDOM walk for 4 steps (0 resets) in 6 ms. (0 steps per ms) remains 0/14 properties
[2026-05-24 07:55:50] [INFO ] Flatten gal took : 109 ms
[2026-05-24 07:55:50] [INFO ] Flatten gal took : 1 ms
[2026-05-24 07:55:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16353629826876465766.gal : 3 ms
[2026-05-24 07:55:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14202218211300635287.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/ReachabilityCardinality16353629826876465766.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14202218211300635287.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 15 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 2090 ms.

BK_STOP 1779609350392

--------------------
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="DLCround-PT-09a"
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 DLCround-PT-09a, 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 r104-tall-177955698700377"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-09a.tgz
mv DLCround-PT-09a 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 ;