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-178021502200137.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 ErlangenMainframeV2-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-178021502200137
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 7.2K May 27 09:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 27 09:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 27 09:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 27 09:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 27 10:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 27 10:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 27 10:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 27 10:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 12K May 27 09:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K May 27 09:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 27 09:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 27 09:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:40 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 67K 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 1780346515303

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ErlangenMainframeV2-PT-bP02C02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-06-01 20:41:57] [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 20:41:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 20:41:57] [INFO ] Load time of PNML (sax parser for PT used): 121 ms
[2026-06-01 20:41:57] [INFO ] Transformed 199 places.
[2026-06-01 20:41:57] [INFO ] Transformed 259 transitions.
[2026-06-01 20:41:57] [INFO ] Found NUPN structural information;
[2026-06-01 20:41:57] [INFO ] Parsed PT model containing 199 places and 259 transitions and 872 arcs in 284 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 199/199 places, 259/259 transitions.
Graph (trivial) has 187 edges and 199 vertex of which 12 / 199 are part of one of the 5 SCC in 5 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 192 transition count 168
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 109 transition count 156
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 182 place count 106 transition count 156
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 106 transition count 152
Deduced a syphon composed of 4 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 9 rules applied. Total rules applied 191 place count 101 transition count 152
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 291 place count 51 transition count 102
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
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 299 place count 47 transition count 102
Applied a total of 299 rules in 89 ms. Remains 47 /199 variables (removed 152) and now considering 102/259 (removed 157) transitions.
[2026-06-01 20:41:57] [INFO ] Flow matrix only has 94 transitions (discarded 8 similar events)
// Phase 1: matrix 94 rows 47 cols
[2026-06-01 20:41:57] [INFO ] Computed 11 invariants in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-06-01 20:41:58] [INFO ] Implicit Places using invariants in 455 ms returned [25]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 511 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 46/199 places, 102/259 transitions.
Applied a total of 0 rules in 3 ms. Remains 46 /46 variables (removed 0) and now considering 102/102 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 630 ms. Remains : 46/199 places, 102/259 transitions.
Discarding 30 transitions out of 102. Remains 72
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (1594 resets) in 1928 ms. (20 steps per ms) remains 1/71 properties
[2026-06-01 20:41:59] [INFO ] Flatten gal took : 71 ms
[2026-06-01 20:41:59] [INFO ] Flatten gal took : 37 ms
[2026-06-01 20:41:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4903687099034616886.gal : 40 ms
[2026-06-01 20:41:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3926263675741049198.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/ReachabilityCardinality4903687099034616886.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3926263675741049198.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3926263675741049198.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 880 ms. (45 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
[2026-06-01 20:41:59] [INFO ] Flow matrix only has 94 transitions (discarded 8 similar events)
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 25
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :25 after 91
// Phase 1: matrix 94 rows 46 cols
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :91 after 241
Reachability property qltransition_81 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 33 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,1961,0.067745,4996,2,273,10,1900,6,0,283,1301,0
Total reachable state count : 1961

Verifying 1 reachability properties.
Reachability property qltransition_81 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_81,1,0.068814,5124,2,47,10,1900,7,0,298,1301,0
[2026-06-01 20:41:59] [INFO ] Computed 10 invariants in 4 ms
[2026-06-01 20:41:59] [INFO ] State equation strengthened by 15 read => feed constraints.
ITS tools runner thread asked to quit. Dying gracefully.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
After SMT solving in domain Real declared 5/140 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 24 ms.
Refiners :[Domain max(s): 0/46 constraints, Positive P Invariants (semi-flows): 0/7 constraints, Generalized P Invariants (flows): 0/3 constraints, State Equation: 0/46 constraints, ReadFeed: 0/15 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 77ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Able to resolve query QuasiLiveness after proving 72 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL INITIAL_STATE
Total runtime 1977 ms.

BK_STOP 1780346519533

--------------------
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="ErlangenMainframeV2-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 ErlangenMainframeV2-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-178021502200137"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV2-PT-bP02C02.tgz
mv ErlangenMainframeV2-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 ;