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.r166-smll-171636274300087.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is Echo-PT-d05r03, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-smll-171636274300087
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.7M
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K 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 3.7K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 19 15:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K Apr 12 04:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 67K Apr 12 04:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Apr 12 04:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 12 04:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 2.3M 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716475379876

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Echo-PT-d05r03
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 14:43:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-23 14:43:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 14:43:02] [INFO ] Load time of PNML (sax parser for PT used): 703 ms
[2024-05-23 14:43:02] [INFO ] Transformed 3717 places.
[2024-05-23 14:43:02] [INFO ] Transformed 3222 transitions.
[2024-05-23 14:43:02] [INFO ] Found NUPN structural information;
[2024-05-23 14:43:02] [INFO ] Parsed PT model containing 3717 places and 3222 transitions and 28404 arcs in 926 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 3717/3717 places, 3222/3222 transitions.
Reduce places removed 243 places and 0 transitions.
Iterating post reduction 0 with 243 rules applied. Total rules applied 243 place count 3474 transition count 3222
Applied a total of 243 rules in 163 ms. Remains 3474 /3717 variables (removed 243) and now considering 3222/3222 (removed 0) transitions.
// Phase 1: matrix 3222 rows 3474 cols
[2024-05-23 14:43:15] [INFO ] Invariants computation overflowed in 12195 ms
[2024-05-23 14:43:21] [INFO ] Implicit Places using invariants in 18291 ms returned []
// Phase 1: matrix 3222 rows 3474 cols
[2024-05-23 14:43:33] [INFO ] Invariants computation overflowed in 11721 ms
[2024-05-23 14:46:13] [INFO ] Performed 0/3474 implicitness test of which 0 returned IMPLICIT in 116 seconds.
[2024-05-23 14:46:13] [INFO ] Implicit Places using invariants and state equation in 171772 ms returned []
Implicit Place search using SMT with State Equation took 190125 ms to find 0 implicit places.
Running 3221 sub problems to find dead transitions.
// Phase 1: matrix 3222 rows 3474 cols
[2024-05-23 14:46:24] [INFO ] Invariants computation overflowed in 11286 ms
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) 0/3473 variables, 3473/3473 constraints. Problems are: Problem set: 0 solved, 3221 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3473/6696 variables, and 3473 constraints, problems are : Problem set: 0 solved, 3221 unsolved in 30254 ms.
Refiners :[Domain max(s): 3473/3474 constraints, State Equation: 0/3474 constraints, PredecessorRefiner: 3221/3221 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3221 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3473 variables, 3473/3473 constraints. Problems are: Problem set: 0 solved, 3221 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 3473/6696 variables, and 3473 constraints, problems are : Problem set: 0 solved, 3221 unsolved in 30069 ms.
Refiners :[Domain max(s): 3473/3474 constraints, State Equation: 0/3474 constraints, PredecessorRefiner: 0/3221 constraints, Known Traps: 0/0 constraints]
After SMT, in 76446ms problems are : Problem set: 0 solved, 3221 unsolved
Search for dead transitions found 0 dead transitions in 76543ms
Starting structural reductions in LIVENESS mode, iteration 1 : 3474/3717 places, 3222/3222 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 266918 ms. Remains : 3474/3717 places, 3222/3222 transitions.
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (80 resets) in 9095 ms. (4 steps per ms) remains 2/3221 properties
BEST_FIRST walk for 40004 steps (8 resets) in 545 ms. (73 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 508 ms. (78 steps per ms) remains 2/2 properties
// Phase 1: matrix 3222 rows 3474 cols
[2024-05-23 14:47:45] [INFO ] Invariants computation overflowed in 12439 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 143/161 variables, 18/36 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/161 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1212/1373 variables, 345/381 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1373 variables, 345/726 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1373 variables, 0/726 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2002/3375 variables, 978/1704 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3375 variables, 978/2682 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3375 variables, 0/2682 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5252/6696 variables, and 3787 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5017 ms.
Refiners :[Domain max(s): 1341/3474 constraints, State Equation: 2446/3474 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 143/161 variables, 18/36 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/161 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1212/1373 variables, 345/381 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1373 variables, 345/726 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1373 variables, 2/728 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1373 variables, 0/728 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2002/3375 variables, 978/1706 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3375 variables, 978/2684 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3375 variables, 0/2684 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1877/5252 variables, 1105/3789 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/5252 variables, 1105/4894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/5252 variables, 0/4894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6292/6696 variables, and 5598 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5018 ms.
Refiners :[Domain max(s): 2446/3474 constraints, State Equation: 3150/3474 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 22529ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 18 out of 3474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3474/3474 places, 3222/3222 transitions.
Graph (complete) has 15811 edges and 3474 vertex of which 3455 are kept as prefixes of interest. Removing 19 places using SCC suffix rule.48 ms
Discarding 19 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 3455 transition count 3213
Applied a total of 9 rules in 1124 ms. Remains 3455 /3474 variables (removed 19) and now considering 3213/3222 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1134 ms. Remains : 3455/3474 places, 3213/3222 transitions.
RANDOM walk for 18301 steps (36 resets) in 1457 ms. (12 steps per ms) remains 0/2 properties
Able to resolve query QuasiLiveness after proving 3222 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 295543 ms.
ITS solved all properties within timeout

BK_STOP 1716475677470

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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="Echo-PT-d05r03"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is Echo-PT-d05r03, 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 r166-smll-171636274300087"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d05r03.tgz
mv Echo-PT-d05r03 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 ;