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-174853822700047.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-10, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r042-smll-174853822700047
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K 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 3.8K 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 2.3K 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 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K 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 3.7K 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 131K 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 1748547342694

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-10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 19:35:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 19:35:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 19:35:46] [INFO ] Load time of PNML (sax parser for PT used): 225 ms
[2025-05-29 19:35:46] [INFO ] Transformed 518 places.
[2025-05-29 19:35:46] [INFO ] Transformed 471 transitions.
[2025-05-29 19:35:46] [INFO ] Found NUPN structural information;
[2025-05-29 19:35:46] [INFO ] Parsed PT model containing 518 places and 471 transitions and 1415 arcs in 450 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 518/518 places, 471/471 transitions.
Graph (trivial) has 296 edges and 518 vertex of which 7 / 518 are part of one of the 1 SCC in 7 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 113 transitions
Trivial Post-agglo rules discarded 113 transitions
Performed 113 trivial Post agglomeration. Transition count delta: 113
Iterating post reduction 0 with 114 rules applied. Total rules applied 115 place count 511 transition count 351
Reduce places removed 113 places and 0 transitions.
Iterating post reduction 1 with 113 rules applied. Total rules applied 228 place count 398 transition count 351
Performed 78 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 78 Pre rules applied. Total rules applied 228 place count 398 transition count 273
Deduced a syphon composed of 78 places in 3 ms
Ensure Unique test removed 13 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 2 with 169 rules applied. Total rules applied 397 place count 307 transition count 273
Performed 132 Post agglomeration using F-continuation condition.Transition count delta: 132
Deduced a syphon composed of 132 places in 1 ms
Ensure Unique test removed 3 places
Reduce places removed 135 places and 0 transitions.
Iterating global reduction 2 with 267 rules applied. Total rules applied 664 place count 172 transition count 141
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 666 place count 171 transition count 145
Applied a total of 666 rules in 139 ms. Remains 171 /518 variables (removed 347) and now considering 145/471 (removed 326) transitions.
// Phase 1: matrix 145 rows 171 cols
[2025-05-29 19:35:46] [INFO ] Computed 68 invariants in 39 ms
[2025-05-29 19:35:47] [INFO ] Implicit Places using invariants in 778 ms returned [1, 2, 6, 7, 8, 9, 10, 25, 26, 27, 28, 29, 30, 53, 54, 130, 135]
Discarding 17 places :
Implicit Place search using SMT only with invariants took 834 ms to find 17 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 154/518 places, 145/471 transitions.
Applied a total of 0 rules in 6 ms. Remains 154 /154 variables (removed 0) and now considering 145/145 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1025 ms. Remains : 154/518 places, 145/471 transitions.
Discarding 15 transitions out of 145. Remains 130
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8320 resets) in 3752 ms. (10 steps per ms) remains 66/129 properties
BEST_FIRST walk for 4002 steps (224 resets) in 114 ms. (34 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (231 resets) in 138 ms. (28 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (211 resets) in 87 ms. (45 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (266 resets) in 126 ms. (31 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (245 resets) in 80 ms. (49 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (222 resets) in 76 ms. (51 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (219 resets) in 64 ms. (61 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4001 steps (241 resets) in 73 ms. (54 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4001 steps (219 resets) in 65 ms. (60 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (272 resets) in 39 ms. (100 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4001 steps (229 resets) in 27 ms. (142 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (227 resets) in 65 ms. (60 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (245 resets) in 39 ms. (100 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (244 resets) in 28 ms. (138 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (201 resets) in 35 ms. (111 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (221 resets) in 25 ms. (153 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4001 steps (227 resets) in 37 ms. (105 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (253 resets) in 26 ms. (148 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (177 resets) in 35 ms. (111 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (162 resets) in 39 ms. (100 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (155 resets) in 22 ms. (174 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (223 resets) in 24 ms. (160 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (261 resets) in 37 ms. (105 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (233 resets) in 23 ms. (166 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (279 resets) in 26 ms. (148 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (271 resets) in 25 ms. (153 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (271 resets) in 33 ms. (117 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (269 resets) in 61 ms. (64 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (252 resets) in 33 ms. (117 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (243 resets) in 27 ms. (142 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4000 steps (500 resets) in 27 ms. (142 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (188 resets) in 25 ms. (153 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (271 resets) in 40 ms. (97 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4001 steps (253 resets) in 42 ms. (93 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (172 resets) in 59 ms. (66 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (167 resets) in 27 ms. (142 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (284 resets) in 29 ms. (133 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4001 steps (274 resets) in 39 ms. (100 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (297 resets) in 30 ms. (129 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (177 resets) in 48 ms. (81 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (261 resets) in 35 ms. (111 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (280 resets) in 47 ms. (83 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (243 resets) in 41 ms. (95 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (298 resets) in 44 ms. (88 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (240 resets) in 38 ms. (102 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (259 resets) in 39 ms. (100 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4002 steps (278 resets) in 28 ms. (138 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (241 resets) in 30 ms. (129 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4004 steps (258 resets) in 53 ms. (74 steps per ms) remains 66/66 properties
BEST_FIRST walk for 4003 steps (247 resets) in 49 ms. (80 steps per ms) remains 66/66 properties
// Phase 1: matrix 145 rows 154 cols
[2025-05-29 19:35:49] [INFO ] Computed 51 invariants in 15 ms
[2025-05-29 19:35:49] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 74/74 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (OVERLAPS) 38/112 variables, 21/95 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 38/133 constraints. Problems are: Problem set: 0 solved, 66 unsolved
[2025-05-29 19:35:50] [INFO ] Deduced a trap composed of 36 places in 114 ms of which 15 ms to minimize.
Problem qltransition_5 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 1495ms, After SMT, problems are : Problem set: 0 solved, 66 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 74 out of 154 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 154/154 places, 145/145 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 154 transition count 144
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 8 place count 147 transition count 136
Iterating global reduction 1 with 7 rules applied. Total rules applied 15 place count 147 transition count 136
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 16 place count 147 transition count 136
Applied a total of 16 rules in 44 ms. Remains 147 /154 variables (removed 7) and now considering 136/145 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 147/154 places, 136/145 transitions.
Total runtime 5432 ms.
ITS solved all properties within timeout

BK_STOP 1748547351360

--------------------
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-10"
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-10, 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-174853822700047"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BusinessProcesses-PT-10.tgz
mv BusinessProcesses-PT-10 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 ;