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-171683779100322.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 ShieldPPPs-PT-100A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r530-tall-171683779100322
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 7.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K 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 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 16:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 19:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 13 13:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 150K Apr 13 13:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Apr 13 13:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Apr 13 13:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:53 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 907K 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 1717225410197

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldPPPs-PT-100A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 07:03:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 07:03:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 07:03:31] [INFO ] Load time of PNML (sax parser for PT used): 207 ms
[2024-06-01 07:03:31] [INFO ] Transformed 3103 places.
[2024-06-01 07:03:31] [INFO ] Transformed 2603 transitions.
[2024-06-01 07:03:31] [INFO ] Found NUPN structural information;
[2024-06-01 07:03:31] [INFO ] Parsed PT model containing 3103 places and 2603 transitions and 10006 arcs in 413 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 3103/3103 places, 2603/2603 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 54 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 3101 transition count 2601
Applied a total of 4 rules in 171 ms. Remains 3101 /3103 variables (removed 2) and now considering 2601/2603 (removed 2) transitions.
// Phase 1: matrix 2601 rows 3101 cols
[2024-06-01 07:03:31] [INFO ] Computed 1101 invariants in 40 ms
[2024-06-01 07:03:34] [INFO ] Implicit Places using invariants in 2239 ms returned []
[2024-06-01 07:03:34] [INFO ] Invariant cache hit.
[2024-06-01 07:03:38] [INFO ] Implicit Places using invariants and state equation in 4259 ms returned []
Implicit Place search using SMT with State Equation took 6526 ms to find 0 implicit places.
Running 2600 sub problems to find dead transitions.
[2024-06-01 07:03:38] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/3100 variables, 3100/3100 constraints. Problems are: Problem set: 0 solved, 2600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3100/5702 variables, and 3100 constraints, problems are : Problem set: 0 solved, 2600 unsolved in 30068 ms.
Refiners :[Domain max(s): 3100/3101 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/3101 constraints, PredecessorRefiner: 2600/2600 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2600 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3100 variables, 3100/3100 constraints. Problems are: Problem set: 0 solved, 2600 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3100/5702 variables, and 3100 constraints, problems are : Problem set: 0 solved, 2600 unsolved in 30039 ms.
Refiners :[Domain max(s): 3100/3101 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/3101 constraints, PredecessorRefiner: 0/2600 constraints, Known Traps: 0/0 constraints]
After SMT, in 61484ms problems are : Problem set: 0 solved, 2600 unsolved
Search for dead transitions found 0 dead transitions in 61532ms
Starting structural reductions in LIVENESS mode, iteration 1 : 3101/3103 places, 2601/2603 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 68278 ms. Remains : 3101/3103 places, 2601/2603 transitions.
Discarding 600 transitions out of 2601. Remains 2001
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8 resets) in 9067 ms. (4 steps per ms) remains 897/2000 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 26 ms. (4 steps per ms) remains 897/897 properties
BEST_FIRST walk for 124 steps (8 resets) in 24 ms. (4 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 20 ms. (5 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 18 ms. (6 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 17 ms. (6 steps per ms) remains 897/897 properties
BEST_FIRST walk for 120 steps (8 resets) in 18 ms. (6 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 18 ms. (6 steps per ms) remains 897/897 properties
BEST_FIRST walk for 121 steps (8 resets) in 11 ms. (10 steps per ms) remains 897/897 properties
BEST_FIRST walk for 121 steps (8 resets) in 21 ms. (5 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 897/897 properties
BEST_FIRST walk for 121 steps (8 resets) in 13 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 897/897 properties
BEST_FIRST walk for 121 steps (8 resets) in 13 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 897/897 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 121 steps (8 resets) in 10 ms. (11 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 16 ms. (7 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 121 steps (8 resets) in 12 ms. (9 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 897/897 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 897/897 properties
BEST_FIRST walk for 121 steps (8 resets) in 10 ms. (11 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 121 steps (8 resets) in 12 ms. (9 steps per ms) remains 897/897 properties
BEST_FIRST walk for 121 steps (8 resets) in 9 ms. (12 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 897/897 properties
BEST_FIRST walk for 121 steps (8 resets) in 11 ms. (10 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 13 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 14 ms. (8 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 897/897 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 897/897 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 897/897 properties
[2024-06-01 07:04:43] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1402 variables, 1402/1402 constraints. Problems are: Problem set: 0 solved, 897 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1402/5702 variables, and 1402 constraints, problems are : Problem set: 0 solved, 897 unsolved in 5028 ms.
Refiners :[Domain max(s): 1402/3101 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/3101 constraints, PredecessorRefiner: 897/897 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 897 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1402 variables, 1402/1402 constraints. Problems are: Problem set: 0 solved, 897 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s843 timeout
1) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1402/5702 variables, and 1402 constraints, problems are : Problem set: 0 solved, 897 unsolved in 5018 ms.
Refiners :[Domain max(s): 1402/3101 constraints, Positive P Invariants (semi-flows): 0/1101 constraints, State Equation: 0/3101 constraints, PredecessorRefiner: 0/897 constraints, Known Traps: 0/0 constraints]
After SMT, in 10607ms problems are : Problem set: 0 solved, 897 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1402 out of 3101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3101/3101 places, 2601/2601 transitions.
Partial Free-agglomeration rule applied 482 times.
Drop transitions (Partial Free agglomeration) removed 482 transitions
Iterating global reduction 0 with 482 rules applied. Total rules applied 482 place count 3101 transition count 2601
Applied a total of 482 rules in 366 ms. Remains 3101 /3101 variables (removed 0) and now considering 2601/2601 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 367 ms. Remains : 3101/3101 places, 2601/2601 transitions.
RANDOM walk for 456555 steps (21 resets) in 21716 ms. (21 steps per ms) remains 0/897 properties
Able to resolve query QuasiLiveness after proving 2001 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 89542 ms.
ITS solved all properties within timeout

BK_STOP 1717225500884

--------------------
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="ShieldPPPs-PT-100A"
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 ShieldPPPs-PT-100A, 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-171683779100322"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPs-PT-100A.tgz
mv ShieldPPPs-PT-100A 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 ;