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.r506-tall-171649622800242.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 LeafsetExtension-PT-S64C2, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r506-tall-171649622800242
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 14M
-rw-r--r-- 1 mcc users 13K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.6K Apr 22 14:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 22 14:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Apr 12 13:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K Apr 12 13:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Apr 12 13:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Apr 12 13:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K Apr 22 14:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 14M 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 1717219641127

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=LeafsetExtension-PT-S64C2
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:27:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 05:27:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:27:23] [INFO ] Load time of PNML (sax parser for PT used): 800 ms
[2024-06-01 05:27:23] [INFO ] Transformed 21462 places.
[2024-06-01 05:27:23] [INFO ] Transformed 21129 transitions.
[2024-06-01 05:27:23] [INFO ] Parsed PT model containing 21462 places and 21129 transitions and 67740 arcs in 1052 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 21462/21462 places, 21129/21129 transitions.
Reduce places removed 4229 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8320 transitions
Trivial Post-agglo rules discarded 8320 transitions
Performed 8320 trivial Post agglomeration. Transition count delta: 8320
Iterating post reduction 0 with 12549 rules applied. Total rules applied 12549 place count 17233 transition count 12809
Reduce places removed 8320 places and 0 transitions.
Iterating post reduction 1 with 8320 rules applied. Total rules applied 20869 place count 8913 transition count 12809
Performed 130 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 130 Pre rules applied. Total rules applied 20869 place count 8913 transition count 12679
Deduced a syphon composed of 130 places in 26 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 2 with 260 rules applied. Total rules applied 21129 place count 8783 transition count 12679
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 12 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 21133 place count 8781 transition count 12677
Applied a total of 21133 rules in 904 ms. Remains 8781 /21462 variables (removed 12681) and now considering 12677/21129 (removed 8452) transitions.
// Phase 1: matrix 12677 rows 8781 cols
[2024-06-01 05:27:25] [INFO ] Computed 198 invariants in 1287 ms
[2024-06-01 05:27:35] [INFO ] Implicit Places using invariants in 11185 ms returned [133, 266, 399, 532, 665, 798, 931, 1064, 1197, 1330, 1463, 1596, 1729, 1862, 1995, 2128, 2261, 2394, 2527, 2660, 2793, 2926, 3059, 3192, 3325, 3458, 3591, 3724, 3857, 3990, 4123, 4256, 4258, 4390, 4523, 4656, 4789, 4922, 5055, 5188, 5321, 5454, 5587, 5720, 5853, 5986, 6119, 6252, 6385, 6518, 6651, 6784, 6917, 7050, 7183, 7316, 7449, 7582, 7715, 7848, 7981, 8114, 8247, 8380, 8513, 8646]
Discarding 66 places :
Implicit Place search using SMT only with invariants took 11234 ms to find 66 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 8715/21462 places, 12677/21129 transitions.
Performed 4160 Post agglomeration using F-continuation condition.Transition count delta: 4160
Deduced a syphon composed of 4160 places in 15 ms
Reduce places removed 4160 places and 0 transitions.
Iterating global reduction 0 with 8320 rules applied. Total rules applied 8320 place count 4555 transition count 8517
Applied a total of 8320 rules in 1120 ms. Remains 4555 /8715 variables (removed 4160) and now considering 8517/12677 (removed 4160) transitions.
// Phase 1: matrix 8517 rows 4555 cols
[2024-06-01 05:27:37] [INFO ] Computed 132 invariants in 601 ms
[2024-06-01 05:27:40] [INFO ] Implicit Places using invariants in 3304 ms returned []
[2024-06-01 05:27:40] [INFO ] Invariant cache hit.
[2024-06-01 05:28:13] [INFO ] Performed 2449/4555 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 05:28:43] [INFO ] Performed 4499/4555 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-01 05:28:47] [INFO ] Implicit Places using invariants and state equation in 67551 ms returned []
Implicit Place search using SMT with State Equation took 70858 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 4555/21462 places, 8517/21129 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 84146 ms. Remains : 4555/21462 places, 8517/21129 transitions.
Initial state reduction rules removed 65 formulas.
RANDOM walk for 40000 steps (3896 resets) in 16720 ms. (2 steps per ms) remains 711/8452 properties
BEST_FIRST walk for 124 steps (0 resets) in 15 ms. (7 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 16 ms. (7 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 15 ms. (7 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 23 ms. (5 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 16 ms. (7 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 24 ms. (4 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 22 ms. (5 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 24 ms. (4 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 711/711 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 711/711 properties
[2024-06-01 05:28:53] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 841/13072 variables, and 0 constraints, problems are : Problem set: 0 solved, 711 unsolved in 5041 ms.
Refiners :[Generalized P Invariants (flows): 0/132 constraints, State Equation: 0/4555 constraints, PredecessorRefiner: 711/711 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 711 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 841/13072 variables, and 0 constraints, problems are : Problem set: 0 solved, 711 unsolved in 5019 ms.
Refiners :[Generalized P Invariants (flows): 0/132 constraints, State Equation: 0/4555 constraints, PredecessorRefiner: 0/711 constraints, Known Traps: 0/0 constraints]
After SMT, in 11239ms problems are : Problem set: 0 solved, 711 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 841 out of 4555 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4555/4555 places, 8517/8517 transitions.
Graph (complete) has 17290 edges and 4555 vertex of which 4553 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.23 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 4553 transition count 8515
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 4551 transition count 8515
Discarding 3319 places :
Symmetric choice reduction at 2 with 3319 rule applications. Total rules 3324 place count 1232 transition count 5196
Iterating global reduction 2 with 3319 rules applied. Total rules applied 6643 place count 1232 transition count 5196
Free-agglomeration rule (complex) applied 65 times.
Iterating global reduction 2 with 65 rules applied. Total rules applied 6708 place count 1232 transition count 5131
Reduce places removed 65 places and 0 transitions.
Iterating post reduction 2 with 65 rules applied. Total rules applied 6773 place count 1167 transition count 5131
Applied a total of 6773 rules in 689 ms. Remains 1167 /4555 variables (removed 3388) and now considering 5131/8517 (removed 3386) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 690 ms. Remains : 1167/4555 places, 5131/8517 transitions.
RANDOM walk for 186636 steps (26613 resets) in 120009 ms. (1 steps per ms) remains 0/711 properties
Able to resolve query QuasiLiveness after proving 8517 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 133398 ms.
ITS solved all properties within timeout

BK_STOP 1717219775764

--------------------
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="LeafsetExtension-PT-S64C2"
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 LeafsetExtension-PT-S64C2, 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 r506-tall-171649622800242"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S64C2.tgz
mv LeafsetExtension-PT-S64C2 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 ;