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-174853822700042.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is BusinessProcesses-PT-09, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r042-smll-174853822700042
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K 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 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 49K 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 104K 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 1748547293288

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-09
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 19:34:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 19:34:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 19:34:56] [INFO ] Load time of PNML (sax parser for PT used): 226 ms
[2025-05-29 19:34:56] [INFO ] Transformed 403 places.
[2025-05-29 19:34:56] [INFO ] Transformed 374 transitions.
[2025-05-29 19:34:56] [INFO ] Found NUPN structural information;
[2025-05-29 19:34:56] [INFO ] Parsed PT model containing 403 places and 374 transitions and 1148 arcs in 642 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 403/403 places, 374/374 transitions.
Graph (trivial) has 227 edges and 403 vertex of which 7 / 403 are part of one of the 1 SCC in 13 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 86 transitions
Trivial Post-agglo rules discarded 86 transitions
Performed 86 trivial Post agglomeration. Transition count delta: 86
Iterating post reduction 0 with 87 rules applied. Total rules applied 88 place count 396 transition count 281
Reduce places removed 86 places and 0 transitions.
Iterating post reduction 1 with 86 rules applied. Total rules applied 174 place count 310 transition count 281
Performed 62 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 62 Pre rules applied. Total rules applied 174 place count 310 transition count 219
Deduced a syphon composed of 62 places in 4 ms
Ensure Unique test removed 10 places
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 134 rules applied. Total rules applied 308 place count 238 transition count 219
Performed 100 Post agglomeration using F-continuation condition.Transition count delta: 100
Deduced a syphon composed of 100 places in 1 ms
Ensure Unique test removed 2 places
Reduce places removed 102 places and 0 transitions.
Iterating global reduction 2 with 202 rules applied. Total rules applied 510 place count 136 transition count 119
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 512 place count 135 transition count 123
Applied a total of 512 rules in 195 ms. Remains 135 /403 variables (removed 268) and now considering 123/374 (removed 251) transitions.
// Phase 1: matrix 123 rows 135 cols
[2025-05-29 19:34:56] [INFO ] Computed 52 invariants in 48 ms
[2025-05-29 19:34:57] [INFO ] Implicit Places using invariants in 789 ms returned [1, 2, 5, 13, 38, 39, 40, 41, 42, 43, 44, 100]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 857 ms to find 12 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 123/403 places, 123/374 transitions.
Applied a total of 0 rules in 7 ms. Remains 123 /123 variables (removed 0) and now considering 123/123 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1099 ms. Remains : 123/403 places, 123/374 transitions.
Discarding 15 transitions out of 123. Remains 108
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8205 resets) in 3588 ms. (11 steps per ms) remains 48/107 properties
BEST_FIRST walk for 4002 steps (207 resets) in 110 ms. (36 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (216 resets) in 26 ms. (148 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4002 steps (234 resets) in 23 ms. (166 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4003 steps (209 resets) in 24 ms. (160 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (232 resets) in 38 ms. (102 steps per ms) remains 46/48 properties
BEST_FIRST walk for 4004 steps (227 resets) in 25 ms. (154 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (248 resets) in 25 ms. (154 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (212 resets) in 37 ms. (105 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (232 resets) in 18 ms. (210 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (230 resets) in 18 ms. (210 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (271 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (225 resets) in 17 ms. (222 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4001 steps (240 resets) in 18 ms. (210 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (240 resets) in 24 ms. (160 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (199 resets) in 21 ms. (181 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (249 resets) in 21 ms. (181 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (200 resets) in 35 ms. (111 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4001 steps (217 resets) in 31 ms. (125 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (234 resets) in 23 ms. (166 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4001 steps (241 resets) in 21 ms. (181 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (230 resets) in 19 ms. (200 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (262 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (263 resets) in 20 ms. (190 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 (245 resets) in 25 ms. (154 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (235 resets) in 41 ms. (95 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (244 resets) in 18 ms. (210 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4000 steps (500 resets) in 24 ms. (160 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (288 resets) in 20 ms. (190 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (276 resets) in 23 ms. (166 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (264 resets) in 22 ms. (174 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (254 resets) in 21 ms. (181 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (240 resets) in 23 ms. (166 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (233 resets) in 23 ms. (166 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (272 resets) in 84 ms. (47 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (266 resets) in 90 ms. (43 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (213 resets) in 51 ms. (76 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (264 resets) in 42 ms. (93 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (250 resets) in 26 ms. (148 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (228 resets) in 25 ms. (153 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (241 resets) in 24 ms. (160 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (257 resets) in 27 ms. (142 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4002 steps (283 resets) in 33 ms. (117 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4003 steps (237 resets) in 29 ms. (133 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (186 resets) in 28 ms. (138 steps per ms) remains 46/46 properties
BEST_FIRST walk for 4004 steps (199 resets) in 31 ms. (125 steps per ms) remains 46/46 properties
// Phase 1: matrix 123 rows 123 cols
[2025-05-29 19:34:59] [INFO ] Computed 40 invariants in 15 ms
[2025-05-29 19:34:59] [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, 0/50 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (OVERLAPS) 35/85 variables, 15/65 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/85 variables, 35/100 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (OVERLAPS) 19/104 variables, 7/107 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 19/126 constraints. Problems are: Problem set: 0 solved, 46 unsolved
[2025-05-29 19:35:00] [INFO ] Deduced a trap composed of 4 places in 61 ms of which 13 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/104 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (OVERLAPS) 19/123 variables, 18/145 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/123 variables, 19/164 constraints. Problems are: Problem set: 0 solved, 46 unsolved
[2025-05-29 19:35:01] [INFO ] Deduced a trap composed of 13 places in 101 ms of which 5 ms to minimize.
Problem qltransition_7 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
SMT process timed out in 2255ms, After SMT, problems are : Problem set: 0 solved, 46 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 50 out of 123 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 123/123 places, 123/123 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 123 transition count 122
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 6 place count 118 transition count 116
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 118 transition count 116
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 12 place count 118 transition count 116
Applied a total of 12 rules in 36 ms. Remains 118 /123 variables (removed 5) and now considering 116/123 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36 ms. Remains : 118/123 places, 116/123 transitions.
Total runtime 5945 ms.
ITS solved all properties within timeout

BK_STOP 1748547302073

--------------------
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-09"
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-09, 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-174853822700042"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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