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.r167-smll-171636275000057.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 itstools
Input is Echo-PT-d02r15, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r167-smll-171636275000057
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K 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 3.3K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 19 15:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 19 18:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 04:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Apr 12 04:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Apr 12 04:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Apr 12 04:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:42 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 917K 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 1716473076029

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Echo-PT-d02r15
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-23 14:04:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-23 14:04:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 14:04:38] [INFO ] Load time of PNML (sax parser for PT used): 402 ms
[2024-05-23 14:04:38] [INFO ] Transformed 2127 places.
[2024-05-23 14:04:38] [INFO ] Transformed 1674 transitions.
[2024-05-23 14:04:38] [INFO ] Found NUPN structural information;
[2024-05-23 14:04:38] [INFO ] Parsed PT model containing 2127 places and 1674 transitions and 9700 arcs in 607 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2127/2127 places, 1674/1674 transitions.
Reduce places removed 225 places and 0 transitions.
Iterating post reduction 0 with 225 rules applied. Total rules applied 225 place count 1902 transition count 1674
Applied a total of 225 rules in 119 ms. Remains 1902 /2127 variables (removed 225) and now considering 1674/1674 (removed 0) transitions.
// Phase 1: matrix 1674 rows 1902 cols
[2024-05-23 14:04:41] [INFO ] Computed 840 invariants in 2962 ms
[2024-05-23 14:04:53] [INFO ] Implicit Places using invariants in 15053 ms returned []
[2024-05-23 14:04:53] [INFO ] Invariant cache hit.
[2024-05-23 14:05:05] [INFO ] Implicit Places using invariants and state equation in 11171 ms returned []
Implicit Place search using SMT with State Equation took 26276 ms to find 0 implicit places.
Running 1673 sub problems to find dead transitions.
[2024-05-23 14:05:05] [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) 0/1901 variables, 1901/1901 constraints. Problems are: Problem set: 0 solved, 1673 unsolved
SMT process timed out in 31737ms, After SMT, problems are : Problem set: 0 solved, 1673 unsolved
Search for dead transitions found 0 dead transitions in 31822ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1902/2127 places, 1674/1674 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 58285 ms. Remains : 1902/2127 places, 1674/1674 transitions.
Initial state reduction rules removed 1 formulas.
[2024-05-23 14:05:38] [INFO ] Flatten gal took : 572 ms
[2024-05-23 14:05:38] [INFO ] Flatten gal took : 395 ms
[2024-05-23 14:05:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16558221365835190942.gal : 149 ms
[2024-05-23 14:05:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15289236385081303825.prop : 23 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16558221365835190942.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15289236385081303825.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (88 resets) in 7479 ms. (5 steps per ms) remains 6/1673 properties
BEST_FIRST walk for 40004 steps (8 resets) in 847 ms. (47 steps per ms) remains 5/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 723 ms. (55 steps per ms) remains 4/5 properties
Loading property file /tmp/ReachabilityCardinality15289236385081303825.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 658 ms. (60 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 487 ms. (81 steps per ms) remains 1/2 properties
[2024-05-23 14:05:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1083/3576 variables, and 185 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2359 ms.
Refiners :[Domain max(s): 4/1902 constraints, Generalized P Invariants (flows): 181/840 constraints, State Equation: 0/1902 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
Reachability property qltransition_1635 is true.
After SMT solving in domain Int declared 1083/3576 variables, and 185 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2284 ms.
Refiners :[Domain max(s): 4/1902 constraints, Generalized P Invariants (flows): 181/840 constraints, State Equation: 0/1902 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 4822ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 1902 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Graph (complete) has 5685 edges and 1902 vertex of which 1893 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.22 ms
Discarding 9 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 1893 transition count 1669
Reachability property qltransition_1022 is true.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 1892 transition count 1668
Reachability property qltransition_963 is true.
Reachability property qltransition_957 is true.
Reachability property qltransition_955 is true.
Applied a total of 6 rules in 593 ms. Remains 1892 /1902 variables (removed 10) and now considering 1668/1674 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 594 ms. Remains : 1892/1902 places, 1668/1674 transitions.
Reachability property qltransition_899 is true.
Reachability property qltransition_895 is true.
RANDOM walk for 6898 steps (13 resets) in 224 ms. (30 steps per ms) remains 0/1 properties
ITS runner timed out or was interrupted.
Reachability property qltransition_889 is true.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 1674 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 67804 ms.

BK_STOP 1716473145822

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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-d02r15"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
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 itstools"
echo " Input is Echo-PT-d02r15, 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 r167-smll-171636275000057"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d02r15.tgz
mv Echo-PT-d02r15 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 ;