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.r014-tall-174853743500177.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 ASLink-PT-01a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r014-tall-174853743500177
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 35K 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 30K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 84K 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 51K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 201K 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 1748544709129

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ASLink-PT-01a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 18:51:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 18:51:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 18:51:50] [INFO ] Load time of PNML (sax parser for PT used): 96 ms
[2025-05-29 18:51:50] [INFO ] Transformed 431 places.
[2025-05-29 18:51:50] [INFO ] Transformed 735 transitions.
[2025-05-29 18:51:50] [INFO ] Found NUPN structural information;
[2025-05-29 18:51:50] [INFO ] Parsed PT model containing 431 places and 735 transitions and 2801 arcs in 193 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 431/431 places, 735/735 transitions.
Ensure Unique test removed 4 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 45 rules applied. Total rules applied 45 place count 425 transition count 696
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 77 place count 393 transition count 696
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 29 Pre rules applied. Total rules applied 77 place count 393 transition count 667
Deduced a syphon composed of 29 places in 5 ms
Ensure Unique test removed 11 places
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 69 rules applied. Total rules applied 146 place count 353 transition count 667
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 147 place count 353 transition count 666
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 148 place count 352 transition count 666
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 11 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 162 place count 345 transition count 659
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 164 place count 344 transition count 662
Applied a total of 164 rules in 101 ms. Remains 344 /431 variables (removed 87) and now considering 662/735 (removed 73) transitions.
// Phase 1: matrix 662 rows 344 cols
[2025-05-29 18:51:50] [INFO ] Computed 63 invariants in 44 ms
[2025-05-29 18:51:51] [INFO ] Implicit Places using invariants in 539 ms returned [1, 19, 20, 21, 24, 54, 72, 152, 157, 168, 169, 170, 171, 172, 207, 209, 212, 230, 231, 232, 233, 245, 251, 257, 263, 269, 275, 281, 287, 293, 299, 305, 343]
Discarding 33 places :
Implicit Place search using SMT only with invariants took 569 ms to find 33 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 311/431 places, 662/735 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 37 transitions
Trivial Post-agglo rules discarded 37 transitions
Performed 37 trivial Post agglomeration. Transition count delta: 37
Iterating post reduction 0 with 37 rules applied. Total rules applied 37 place count 311 transition count 625
Reduce places removed 37 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 40 rules applied. Total rules applied 77 place count 274 transition count 622
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 79 place count 272 transition count 622
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 16 Pre rules applied. Total rules applied 79 place count 272 transition count 606
Deduced a syphon composed of 16 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 3 with 33 rules applied. Total rules applied 112 place count 255 transition count 606
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 3 rules applied. Total rules applied 115 place count 254 transition count 604
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 117 place count 252 transition count 604
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: 31
Deduced a syphon composed of 31 places in 1 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 5 with 62 rules applied. Total rules applied 179 place count 221 transition count 573
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 184 place count 221 transition count 568
Applied a total of 184 rules in 26 ms. Remains 221 /311 variables (removed 90) and now considering 568/662 (removed 94) transitions.
// Phase 1: matrix 568 rows 221 cols
[2025-05-29 18:51:51] [INFO ] Computed 28 invariants in 10 ms
[2025-05-29 18:51:51] [INFO ] Implicit Places using invariants in 192 ms returned [96, 102, 107, 108, 113, 206, 209, 212, 215, 218]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 196 ms to find 10 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 211/431 places, 568/735 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 20 place count 201 transition count 558
Applied a total of 20 rules in 8 ms. Remains 201 /211 variables (removed 10) and now considering 558/568 (removed 10) transitions.
// Phase 1: matrix 558 rows 201 cols
[2025-05-29 18:51:51] [INFO ] Computed 18 invariants in 10 ms
[2025-05-29 18:51:51] [INFO ] Implicit Places using invariants in 160 ms returned []
[2025-05-29 18:51:51] [INFO ] Invariant cache hit.
[2025-05-29 18:51:52] [INFO ] Implicit Places using invariants and state equation in 432 ms returned []
Implicit Place search using SMT with State Equation took 595 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 201/431 places, 558/735 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 1512 ms. Remains : 201/431 places, 558/735 transitions.
Discarding 25 transitions out of 558. Remains 533
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (1051 resets) in 2338 ms. (17 steps per ms) remains 382/532 properties
BEST_FIRST walk for 401 steps (8 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 10 ms. (36 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 9 ms. (40 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (8 resets) in 16 ms. (23 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 22 ms. (17 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 16 ms. (23 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 18 ms. (21 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 19 ms. (20 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 22 ms. (17 steps per ms) remains 382/382 properties
BEST_FIRST walk for 400 steps (8 resets) in 13 ms. (28 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 20 ms. (19 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 20 ms. (19 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 23 ms. (16 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (9 resets) in 16 ms. (23 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 19 ms. (20 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
BEST_FIRST walk for 403 steps (10 resets) in 17 ms. (22 steps per ms) remains 382/382 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
BEST_FIRST walk for 400 steps (8 resets) in 7 ms. (50 steps per ms) remains 382/382 properties
BEST_FIRST walk for 400 steps (8 resets) in 6 ms. (57 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 9 ms. (40 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
BEST_FIRST walk for 400 steps (8 resets) in 11 ms. (33 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
BEST_FIRST walk for 400 steps (8 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
BEST_FIRST walk for 400 steps (8 resets) in 7 ms. (50 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 6 ms. (57 steps per ms) remains 382/382 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 9 ms. (40 steps per ms) remains 382/382 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 5 ms. (67 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 9 ms. (40 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 9 ms. (40 steps per ms) remains 382/382 properties
BEST_FIRST walk for 400 steps (8 resets) in 7 ms. (50 steps per ms) remains 382/382 properties
BEST_FIRST walk for 400 steps (8 resets) in 7 ms. (50 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 7 ms. (50 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 7 ms. (50 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 9 ms. (40 steps per ms) remains 382/382 properties
BEST_FIRST walk for 400 steps (8 resets) in 6 ms. (57 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 6 ms. (57 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 6 ms. (57 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (9 resets) in 6 ms. (57 steps per ms) remains 382/382 properties
BEST_FIRST walk for 401 steps (8 resets) in 6 ms. (57 steps per ms) remains 382/382 properties
BEST_FIRST walk for 402 steps (9 resets) in 8 ms. (44 steps per ms) remains 382/382 properties
[2025-05-29 18:51:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/133 variables, 133/133 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/133 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 2 (OVERLAPS) 46/179 variables, 5/138 constraints. Problems are: Problem set: 0 solved, 382 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/179 variables, 46/184 constraints. Problems are: Problem set: 0 solved, 382 unsolved
[2025-05-29 18:51:56] [INFO ] Deduced a trap composed of 36 places in 70 ms of which 5 ms to minimize.
[2025-05-29 18:51:58] [INFO ] Deduced a trap composed of 37 places in 51 ms of which 3 ms to minimize.
Problem qltransition_505 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 5301ms, After SMT, problems are : Problem set: 0 solved, 382 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 133 out of 201 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 201/201 places, 558/558 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 190 transition count 547
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 190 transition count 547
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 190 transition count 546
Free-agglomeration rule applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 27 place count 190 transition count 542
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 31 place count 186 transition count 542
Applied a total of 31 rules in 54 ms. Remains 186 /201 variables (removed 15) and now considering 542/558 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 186/201 places, 542/558 transitions.
Total runtime 8086 ms.
ITS solved all properties within timeout

BK_STOP 1748544718455

--------------------
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="ASLink-PT-01a"
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 ASLink-PT-01a, 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 r014-tall-174853743500177"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-01a.tgz
mv ASLink-PT-01a 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 ;