Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r498-tall-171640617100098.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool ltsminxred
Input is FlexibleBarrier-PT-22b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r498-tall-171640617100098
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Apr 13 08:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Apr 13 08:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 13 08:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 118K Apr 13 08:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.8M May 18 16:42 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 StableMarking

=== Now, execution of the tool begins

BK_START 1717192843201

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-22b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 22:00:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2024-05-31 22:00:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 22:00:45] [INFO ] Load time of PNML (sax parser for PT used): 448 ms
[2024-05-31 22:00:45] [INFO ] Transformed 6478 places.
[2024-05-31 22:00:45] [INFO ] Transformed 7469 transitions.
[2024-05-31 22:00:45] [INFO ] Found NUPN structural information;
[2024-05-31 22:00:45] [INFO ] Parsed PT model containing 6478 places and 7469 transitions and 18797 arcs in 671 ms.
Graph (trivial) has 6410 edges and 6478 vertex of which 134 / 6478 are part of one of the 22 SCC in 21 ms
Free SCC test removed 112 places
Structural test allowed to assert that 1620 places are NOT stable. Took 69 ms.
Ensure Unique test removed 113 transitions
Reduce redundant transitions removed 113 transitions.
RANDOM walk for 40000 steps (384 resets) in 10558 ms. (3 steps per ms) remains 4661/4858 properties
BEST_FIRST walk for 123 steps (8 resets) in 30 ms. (3 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 26 ms. (4 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 124 steps (8 resets) in 21 ms. (5 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 120 ms. (1 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 22 ms. (5 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 33 ms. (3 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 22 ms. (5 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 121 steps (8 resets) in 17 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 22 ms. (5 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 121 steps (8 resets) in 19 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 121 steps (8 resets) in 16 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 31 ms. (3 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 29 ms. (4 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 29 ms. (4 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 121 steps (8 resets) in 16 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 121 steps (8 resets) in 14 ms. (8 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 25 ms. (4 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 16 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 17 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 25 ms. (4 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 121 steps (8 resets) in 18 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 17 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 121 steps (8 resets) in 17 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 18 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 19 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 20 ms. (5 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 124 steps (8 resets) in 19 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 19 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 16 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 17 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 16 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 16 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 17 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 16 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 16 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 18 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 121 steps (8 resets) in 17 ms. (6 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 4661/4661 properties
BEST_FIRST walk for 124 steps (8 resets) in 17 ms. (6 steps per ms) remains 4661/4661 properties
Probabilistic random walk after 30001 steps, saw 13921 distinct states, run finished after 5799 ms. (steps per millisecond=5 ) properties seen :0
[2024-05-31 22:00:55] [INFO ] Flow matrix only has 7335 transitions (discarded 21 similar events)
// Phase 1: matrix 7335 rows 6366 cols
[2024-05-31 22:00:55] [INFO ] Computed 24 invariants in 255 ms
[2024-05-31 22:00:55] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4661 variables, 4661/4661 constraints. Problems are: Problem set: 0 solved, 4661 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4661/13701 variables, and 4661 constraints, problems are : Problem set: 0 solved, 4661 unsolved in 5192 ms.
Refiners :[Domain max(s): 4661/6366 constraints, Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/6366 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 4661/4661 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4661 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4661 variables, 4661/4661 constraints. Problems are: Problem set: 0 solved, 4661 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4661/13701 variables, and 4661 constraints, problems are : Problem set: 0 solved, 4661 unsolved in 5067 ms.
Refiners :[Domain max(s): 4661/6366 constraints, Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/6366 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/4661 constraints, Known Traps: 0/0 constraints]
After SMT, in 13795ms problems are : Problem set: 0 solved, 4661 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4661 out of 6366 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6366/6366 places, 7356/7356 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 152 transitions
Trivial Post-agglo rules discarded 152 transitions
Performed 152 trivial Post agglomeration. Transition count delta: 152
Iterating post reduction 0 with 174 rules applied. Total rules applied 174 place count 6366 transition count 7182
Reduce places removed 152 places and 0 transitions.
Iterating post reduction 1 with 152 rules applied. Total rules applied 326 place count 6214 transition count 7182
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 341 place count 6199 transition count 7167
Iterating global reduction 2 with 15 rules applied. Total rules applied 356 place count 6199 transition count 7167
Performed 75 Post agglomeration using F-continuation condition.Transition count delta: 75
Deduced a syphon composed of 75 places in 3 ms
Reduce places removed 75 places and 0 transitions.
Iterating global reduction 2 with 150 rules applied. Total rules applied 506 place count 6124 transition count 7092
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 514 place count 6124 transition count 7084
Free-agglomeration rule applied 1368 times.
Iterating global reduction 3 with 1368 rules applied. Total rules applied 1882 place count 6124 transition count 5716
Reduce places removed 1368 places and 0 transitions.
Iterating post reduction 3 with 1368 rules applied. Total rules applied 3250 place count 4756 transition count 5716
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 4 with 6 rules applied. Total rules applied 3256 place count 4756 transition count 5716
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 3262 place count 4756 transition count 5710
Partial Post-agglomeration rule applied 4 times.
Drop transitions (Partial Post agglomeration) removed 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 3266 place count 4756 transition count 5710
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 3267 place count 4755 transition count 5709
Applied a total of 3267 rules in 2158 ms. Remains 4755 /6366 variables (removed 1611) and now considering 5709/7356 (removed 1647) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2168 ms. Remains : 4755/6366 places, 5709/7356 transitions.
RANDOM walk for 1664344 steps (4 resets) in 82253 ms. (20 steps per ms) remains 0/4661 properties
Able to resolve query StableMarking after proving 4860 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST TOPOLOGICAL
Total runtime 47615 ms.
ITS solved all properties within timeout

BK_STOP 1717192892579

--------------------
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 StableMarking -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="FlexibleBarrier-PT-22b"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is FlexibleBarrier-PT-22b, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r498-tall-171640617100098"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-22b.tgz
mv FlexibleBarrier-PT-22b execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;