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.r530-tall-171683779700627.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 ShieldRVt-PT-030B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r530-tall-171683779700627
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 800K
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 07:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 11 21:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Apr 11 21:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Apr 11 21:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Apr 11 21:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 364K May 18 16:43 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 1717228328144

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldRVt-PT-030B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 07:52:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 07:52:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 07:52:09] [INFO ] Load time of PNML (sax parser for PT used): 126 ms
[2024-06-01 07:52:09] [INFO ] Transformed 1503 places.
[2024-06-01 07:52:09] [INFO ] Transformed 1503 transitions.
[2024-06-01 07:52:09] [INFO ] Found NUPN structural information;
[2024-06-01 07:52:09] [INFO ] Parsed PT model containing 1503 places and 1503 transitions and 3546 arcs in 254 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1503/1503 places, 1503/1503 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 482 transitions
Trivial Post-agglo rules discarded 482 transitions
Performed 482 trivial Post agglomeration. Transition count delta: 482
Iterating post reduction 0 with 482 rules applied. Total rules applied 482 place count 1503 transition count 1021
Reduce places removed 482 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
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 1 with 484 rules applied. Total rules applied 966 place count 1021 transition count 1019
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 967 place count 1020 transition count 1019
Performed 120 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 120 Pre rules applied. Total rules applied 967 place count 1020 transition count 899
Deduced a syphon composed of 120 places in 9 ms
Reduce places removed 120 places and 0 transitions.
Iterating global reduction 3 with 240 rules applied. Total rules applied 1207 place count 900 transition count 899
Performed 569 Post agglomeration using F-continuation condition.Transition count delta: 569
Deduced a syphon composed of 569 places in 3 ms
Reduce places removed 569 places and 0 transitions.
Iterating global reduction 3 with 1138 rules applied. Total rules applied 2345 place count 331 transition count 330
Renaming transitions due to excessive name length > 1024 char.
Performed 89 Post agglomeration using F-continuation condition.Transition count delta: -88
Deduced a syphon composed of 89 places in 1 ms
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 3 with 178 rules applied. Total rules applied 2523 place count 242 transition count 418
Applied a total of 2523 rules in 191 ms. Remains 242 /1503 variables (removed 1261) and now considering 418/1503 (removed 1085) transitions.
// Phase 1: matrix 418 rows 242 cols
[2024-06-01 07:52:09] [INFO ] Computed 121 invariants in 17 ms
[2024-06-01 07:52:10] [INFO ] Implicit Places using invariants in 345 ms returned [235]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 372 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 241/1503 places, 418/1503 transitions.
Applied a total of 0 rules in 4 ms. Remains 241 /241 variables (removed 0) and now considering 418/418 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 584 ms. Remains : 241/1503 places, 418/1503 transitions.
Discarding 296 transitions out of 418. Remains 122
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (19 resets) in 1918 ms. (20 steps per ms) remains 51/121 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (9 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4002 steps (8 resets) in 19 ms. (200 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4002 steps (8 resets) in 17 ms. (222 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4002 steps (8 resets) in 21 ms. (181 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 51/51 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 51/51 properties
// Phase 1: matrix 418 rows 241 cols
[2024-06-01 07:52:11] [INFO ] Computed 120 invariants in 2 ms
[2024-06-01 07:52:11] [INFO ] State equation strengthened by 296 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/105 variables, 105/105 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/105 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (OVERLAPS) 6/111 variables, 55/160 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/111 variables, 6/166 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 130/241 variables, 65/231 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 130/361 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 8 (OVERLAPS) 417/658 variables, 241/602 constraints. Problems are: Problem set: 0 solved, 51 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/658 variables, 295/897 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/658 variables, 0/897 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 11 (OVERLAPS) 1/659 variables, 1/898 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/659 variables, 0/898 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 13 (OVERLAPS) 0/659 variables, 0/898 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Real declared 659/659 variables, and 898 constraints, problems are : Problem set: 0 solved, 51 unsolved in 4657 ms.
Refiners :[Domain max(s): 241/241 constraints, Positive P Invariants (semi-flows): 120/120 constraints, State Equation: 241/241 constraints, ReadFeed: 296/296 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 51 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/105 variables, 105/105 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/105 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (OVERLAPS) 6/111 variables, 55/160 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/111 variables, 6/166 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/111 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 130/241 variables, 65/231 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 130/361 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 8 (OVERLAPS) 417/658 variables, 241/602 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/658 variables, 295/897 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/658 variables, 51/948 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 658/659 variables, and 948 constraints, problems are : Problem set: 0 solved, 51 unsolved in 5009 ms.
Refiners :[Domain max(s): 241/241 constraints, Positive P Invariants (semi-flows): 120/120 constraints, State Equation: 241/241 constraints, ReadFeed: 295/296 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 0/0 constraints]
After SMT, in 9746ms problems are : Problem set: 0 solved, 51 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 105 out of 241 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 241/241 places, 418/418 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 241 transition count 417
Applied a total of 1 rules in 23 ms. Remains 241 /241 variables (removed 0) and now considering 417/418 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 241/241 places, 417/418 transitions.
RANDOM walk for 3931576 steps (1028 resets) in 32926 ms. (119 steps per ms) remains 0/51 properties
Able to resolve query QuasiLiveness after proving 122 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 23681 ms.
ITS solved all properties within timeout

BK_STOP 1717228352981

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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="ShieldRVt-PT-030B"
export BK_EXAMINATION="QuasiLiveness"
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 ShieldRVt-PT-030B, 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 r530-tall-171683779700627"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-030B.tgz
mv ShieldRVt-PT-030B 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;