Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r042-smll-174853822700032.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is BusinessProcesses-PT-07, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r042-smll-174853822700032
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 99K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.6K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 100K May 29 14:32 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 1748547201704

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BusinessProcesses-PT-07
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 19:33:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 19:33:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 19:33:24] [INFO ] Load time of PNML (sax parser for PT used): 244 ms
[2025-05-29 19:33:24] [INFO ] Transformed 386 places.
[2025-05-29 19:33:24] [INFO ] Transformed 360 transitions.
[2025-05-29 19:33:24] [INFO ] Found NUPN structural information;
[2025-05-29 19:33:24] [INFO ] Parsed PT model containing 386 places and 360 transitions and 1110 arcs in 560 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 386/386 places, 360/360 transitions.
Graph (trivial) has 217 edges and 386 vertex of which 7 / 386 are part of one of the 1 SCC in 9 ms
Free SCC test removed 6 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 82 transitions
Trivial Post-agglo rules discarded 82 transitions
Performed 82 trivial Post agglomeration. Transition count delta: 82
Iterating post reduction 0 with 83 rules applied. Total rules applied 84 place count 379 transition count 271
Reduce places removed 82 places and 0 transitions.
Iterating post reduction 1 with 82 rules applied. Total rules applied 166 place count 297 transition count 271
Performed 59 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 59 Pre rules applied. Total rules applied 166 place count 297 transition count 212
Deduced a syphon composed of 59 places in 4 ms
Ensure Unique test removed 9 places
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 2 with 127 rules applied. Total rules applied 293 place count 229 transition count 212
Performed 96 Post agglomeration using F-continuation condition.Transition count delta: 96
Deduced a syphon composed of 96 places in 1 ms
Ensure Unique test removed 2 places
Reduce places removed 98 places and 0 transitions.
Iterating global reduction 2 with 194 rules applied. Total rules applied 487 place count 131 transition count 116
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 489 place count 130 transition count 120
Applied a total of 489 rules in 195 ms. Remains 130 /386 variables (removed 256) and now considering 120/360 (removed 240) transitions.
// Phase 1: matrix 120 rows 130 cols
[2025-05-29 19:33:25] [INFO ] Computed 50 invariants in 39 ms
[2025-05-29 19:33:25] [INFO ] Implicit Places using invariants in 544 ms returned [1, 4, 12, 37, 38, 39, 40, 41, 42, 43, 95]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 606 ms to find 11 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 119/386 places, 120/360 transitions.
Applied a total of 0 rules in 2 ms. Remains 119 /119 variables (removed 0) and now considering 120/120 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 839 ms. Remains : 119/386 places, 120/360 transitions.
Discarding 15 transitions out of 120. Remains 105
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8158 resets) in 3638 ms. (10 steps per ms) remains 46/104 properties
BEST_FIRST walk for 4001 steps (254 resets) in 81 ms. (48 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (221 resets) in 74 ms. (53 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (244 resets) in 43 ms. (90 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4001 steps (227 resets) in 68 ms. (57 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (269 resets) in 85 ms. (46 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (245 resets) in 56 ms. (70 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (216 resets) in 55 ms. (71 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (203 resets) in 48 ms. (81 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (259 resets) in 28 ms. (138 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (226 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (227 resets) in 19 ms. (200 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (230 resets) in 19 ms. (200 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (204 resets) in 23 ms. (166 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (234 resets) in 21 ms. (181 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (251 resets) in 21 ms. (181 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (217 resets) in 35 ms. (111 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (232 resets) in 39 ms. (100 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (237 resets) in 22 ms. (174 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (252 resets) in 21 ms. (181 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (251 resets) in 23 ms. (166 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (243 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (268 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (280 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (236 resets) in 37 ms. (105 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4001 steps (232 resets) in 19 ms. (200 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (264 resets) in 47 ms. (83 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (264 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4000 steps (500 resets) in 23 ms. (166 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (268 resets) in 21 ms. (182 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (265 resets) in 22 ms. (174 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (265 resets) in 33 ms. (117 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (253 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (220 resets) in 19 ms. (200 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (251 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (267 resets) in 50 ms. (78 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (254 resets) in 22 ms. (174 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (242 resets) in 22 ms. (174 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (275 resets) in 26 ms. (148 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (274 resets) in 42 ms. (93 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (246 resets) in 24 ms. (160 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (264 resets) in 27 ms. (143 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (256 resets) in 23 ms. (166 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (275 resets) in 28 ms. (138 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (275 resets) in 67 ms. (58 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (201 resets) in 21 ms. (181 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (178 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
// Phase 1: matrix 120 rows 119 cols
[2025-05-29 19:33:27] [INFO ] Computed 39 invariants in 5 ms
[2025-05-29 19:33:27] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (OVERLAPS) 34/84 variables, 15/66 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/84 variables, 34/100 constraints. Problems are: Problem set: 0 solved, 46 unsolved
[2025-05-29 19:33:28] [INFO ] Deduced a trap composed of 26 places in 118 ms of which 18 ms to minimize.
Problem qltransition_7 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 1148ms, After SMT, problems are : Problem set: 0 solved, 46 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 50 out of 119 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 119/119 places, 120/120 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 119 transition count 119
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 5 place count 115 transition count 114
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 115 transition count 114
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 10 place count 115 transition count 114
Applied a total of 10 rules in 56 ms. Remains 115 /119 variables (removed 4) and now considering 114/120 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 115/119 places, 114/120 transitions.
Total runtime 4430 ms.
ITS solved all properties within timeout

BK_STOP 1748547208952

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="BusinessProcesses-PT-07"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is BusinessProcesses-PT-07, 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 r042-smll-174853822700032"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BusinessProcesses-PT-07.tgz
mv BusinessProcesses-PT-07 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 ;