fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r167-smll-171636275000087
Last Updated
July 7, 2024

About the Execution of ITS-Tools for Echo-PT-d05r03

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
3186.695 297041.00 381415.00 775.00 T normal

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-171636275000087.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 itstools
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 r167-smll-171636275000087
=====================================================================

--------------------
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 1716474481007

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-d05r03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-23 14:28:03] [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 14:28:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 14:28:03] [INFO ] Load time of PNML (sax parser for PT used): 727 ms
[2024-05-23 14:28:04] [INFO ] Transformed 3717 places.
[2024-05-23 14:28:04] [INFO ] Transformed 3222 transitions.
[2024-05-23 14:28:04] [INFO ] Found NUPN structural information;
[2024-05-23 14:28:04] [INFO ] Parsed PT model containing 3717 places and 3222 transitions and 28404 arcs in 971 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 158 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 14:28:16] [INFO ] Invariants computation overflowed in 11727 ms
[2024-05-23 14:28:22] [INFO ] Implicit Places using invariants in 18079 ms returned []
// Phase 1: matrix 3222 rows 3474 cols
[2024-05-23 14:28:33] [INFO ] Invariants computation overflowed in 11454 ms
[2024-05-23 14:31:13] [INFO ] Performed 0/3474 implicitness test of which 0 returned IMPLICIT in 118 seconds.
[2024-05-23 14:31:13] [INFO ] Implicit Places using invariants and state equation in 171526 ms returned []
Implicit Place search using SMT with State Equation took 189659 ms to find 0 implicit places.
Running 3221 sub problems to find dead transitions.
// Phase 1: matrix 3222 rows 3474 cols
[2024-05-23 14:31:26] [INFO ] Invariants computation overflowed in 12091 ms
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 30349 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 30109 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 77717ms problems are : Problem set: 0 solved, 3221 unsolved
Search for dead transitions found 0 dead transitions in 77929ms
Starting structural reductions in LIVENESS mode, iteration 1 : 3474/3717 places, 3222/3222 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 267826 ms. Remains : 3474/3717 places, 3222/3222 transitions.
Initial state reduction rules removed 1 formulas.
[2024-05-23 14:32:34] [INFO ] Flatten gal took : 1509 ms
[2024-05-23 14:32:35] [INFO ] Flatten gal took : 559 ms
[2024-05-23 14:32:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14914286784591742183.gal : 291 ms
[2024-05-23 14:32:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality308404841273984417.prop : 89 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/ReachabilityCardinality14914286784591742183.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality308404841273984417.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 ...328
RANDOM walk for 40000 steps (80 resets) in 17472 ms. (2 steps per ms) remains 3/3221 properties
BEST_FIRST walk for 40004 steps (8 resets) in 916 ms. (43 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 849 ms. (47 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 956 ms. (41 steps per ms) remains 3/3 properties
Loading property file /tmp/ReachabilityCardinality308404841273984417.prop.
// Phase 1: matrix 3222 rows 3474 cols
[2024-05-23 14:32:49] [INFO ] Invariants computation overflowed in 12107 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 196/221 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/221 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1525/1746 variables, 459/509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1746 variables, 459/968 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1746 variables, 0/968 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Reachability property qltransition_3178 is true.
At refinement iteration 7 (OVERLAPS) 2209/3955 variables, 1133/2101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Reachability property qltransition_3094 is true.
At refinement iteration 8 (INCLUDED_ONLY) 0/3955 variables, 1133/3234 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Reachability property qltransition_3043 is true.
Reachability property qltransition_3026 is true.
Reachability property qltransition_3016 is true.
Reachability property qltransition_2997 is true.
Reachability property qltransition_2947 is true.
At refinement iteration 9 (INCLUDED_ONLY) 0/3955 variables, 0/3234 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Reachability property qltransition_2805 is true.
At refinement iteration 10 (OVERLAPS) 1751/5706 variables, 1095/4329 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/5706 variables, 1095/5424 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Reachability property qltransition_2603 is true.
Reachability property qltransition_2481 is true.
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 12 (INCLUDED_ONLY) 0/5706 variables, 0/5424 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SMT process timed out in 17238ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 25 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 3454 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.42 ms
Discarding 20 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 3454 transition count 3212
Reachability property qltransition_2123 is true.
Applied a total of 10 rules in 762 ms. Remains 3454 /3474 variables (removed 20) and now considering 3212/3222 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 763 ms. Remains : 3454/3474 places, 3212/3222 transitions.
Reachability property qltransition_1967 is true.
Reachability property qltransition_1923 is true.
Reachability property qltransition_1779 is true.
Reachability property qltransition_1623 is true.
RANDOM walk for 82309 steps (168 resets) in 5628 ms. (14 steps per ms) remains 0/3 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 3222 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 294891 ms.

BK_STOP 1716474778048

--------------------
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-d05r03"
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-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 r167-smll-171636275000087"
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 ;