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.r352-smll-178021502200037.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 gold2025
Input is ErlangenMainframeV1-PT-bP02C02, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r352-smll-178021502200037
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 540K
-rw-r--r-- 1 mcc users 7.6K May 27 08:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 27 08:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K May 27 08:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K May 27 08:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K May 27 10:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 27 10:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 27 10:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 27 10:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 12K May 27 08:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K May 27 08:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 27 08:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K May 27 08:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 8 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 64K May 26 18:17 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 1780329548106

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ErlangenMainframeV1-PT-bP02C02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-06-01 15:59:10] [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]
[2026-06-01 15:59:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 15:59:11] [INFO ] Load time of PNML (sax parser for PT used): 176 ms
[2026-06-01 15:59:11] [INFO ] Transformed 193 places.
[2026-06-01 15:59:11] [INFO ] Transformed 255 transitions.
[2026-06-01 15:59:11] [INFO ] Found NUPN structural information;
[2026-06-01 15:59:11] [INFO ] Parsed PT model containing 193 places and 255 transitions and 805 arcs in 430 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 193/193 places, 255/255 transitions.
Graph (trivial) has 186 edges and 193 vertex of which 12 / 193 are part of one of the 5 SCC in 7 ms
Free SCC test removed 7 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 83 transitions
Trivial Post-agglo rules discarded 83 transitions
Performed 83 trivial Post agglomeration. Transition count delta: 83
Iterating post reduction 0 with 83 rules applied. Total rules applied 84 place count 186 transition count 164
Reduce places removed 83 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 1 with 95 rules applied. Total rules applied 179 place count 103 transition count 152
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 182 place count 100 transition count 152
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 182 place count 100 transition count 148
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 190 place count 96 transition count 148
Performed 46 Post agglomeration using F-continuation condition.Transition count delta: 46
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 3 with 92 rules applied. Total rules applied 282 place count 50 transition count 102
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -16
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 294 place count 44 transition count 118
Applied a total of 294 rules in 129 ms. Remains 44 /193 variables (removed 149) and now considering 118/255 (removed 137) transitions.
[2026-06-01 15:59:11] [INFO ] Flow matrix only has 101 transitions (discarded 17 similar events)
// Phase 1: matrix 101 rows 44 cols
[2026-06-01 15:59:11] [INFO ] Computed 10 invariants in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-06-01 15:59:12] [INFO ] Implicit Places using invariants in 526 ms returned [24]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 617 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 43/193 places, 118/255 transitions.
Applied a total of 0 rules in 3 ms. Remains 43 /43 variables (removed 0) and now considering 118/118 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 790 ms. Remains : 43/193 places, 118/255 transitions.
Discarding 48 transitions out of 118. Remains 70
Initial state reduction rules removed 1 formulas.
[2026-06-01 15:59:13] [INFO ] Flatten gal took : 133 ms
RANDOM walk for 40000 steps (1476 resets) in 3046 ms. (13 steps per ms) remains 1/69 properties
[2026-06-01 15:59:13] [INFO ] Flatten gal took : 71 ms
[2026-06-01 15:59:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1826464912595841511.gal : 30 ms
[2026-06-01 15:59:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15704327311983204906.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1826464912595841511.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15704327311983204906.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 23679 steps (5 resets) in 514 ms. (45 steps per ms) remains 0/1 properties

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 70 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 2690 ms.

BK_STOP 1780329553518

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="ErlangenMainframeV1-PT-bP02C02"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2025"
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 gold2025"
echo " Input is ErlangenMainframeV1-PT-bP02C02, 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 r352-smll-178021502200037"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV1-PT-bP02C02.tgz
mv ErlangenMainframeV1-PT-bP02C02 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 ;