Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r439-tajo-167905986100232.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.....................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is SieveSingleMsgMbox-PT-d0m18, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r439-tajo-167905986100232
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 5.8K Feb 26 10:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Feb 26 10:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 26 10:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 26 10:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 17:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Feb 25 17:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 17:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 10:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 127K Feb 26 10:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 26 10:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 26 10:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 57K Mar 5 18:23 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 1679552953945

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SieveSingleMsgMbox-PT-d0m18
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-23 06:29:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-23 06:29:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-23 06:29:15] [INFO ] Load time of PNML (sax parser for PT used): 41 ms
[2023-03-23 06:29:15] [INFO ] Transformed 262 places.
[2023-03-23 06:29:15] [INFO ] Transformed 73 transitions.
[2023-03-23 06:29:15] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 96 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 262/262 places, 73/73 transitions.
Reduce places removed 192 places and 0 transitions.
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 70 transition count 73
Applied a total of 192 rules in 9 ms. Remains 70 /262 variables (removed 192) and now considering 73/73 (removed 0) transitions.
// Phase 1: matrix 73 rows 70 cols
[2023-03-23 06:29:15] [INFO ] Computed 5 place invariants in 9 ms
[2023-03-23 06:29:15] [INFO ] Implicit Places using invariants in 201 ms returned []
[2023-03-23 06:29:15] [INFO ] Invariant cache hit.
[2023-03-23 06:29:15] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-23 06:29:16] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 364 ms to find 0 implicit places.
[2023-03-23 06:29:16] [INFO ] Invariant cache hit.
[2023-03-23 06:29:16] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 70/262 places, 73/73 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 434 ms. Remains : 70/262 places, 73/73 transitions.
Discarding 10 transitions out of 73. Remains 63
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2243 resets, run finished after 388 ms. (steps per millisecond=25 ) properties (out of 62) seen :21
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 41 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 41) seen :5
Incomplete Best-First random walk after 1000 steps, including 50 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 37 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 50 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 44 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 49 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 43 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 50 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 44 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 59 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 42 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 42 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 102 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 109 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 95 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 108 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 99 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 93 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 113 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 120 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 115 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1001 steps, including 113 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 121 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 103 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 106 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Incomplete Best-First random walk after 1000 steps, including 109 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 36) seen :0
Running SMT prover for 36 properties.
[2023-03-23 06:29:16] [INFO ] Invariant cache hit.
[2023-03-23 06:29:17] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-23 06:29:17] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 3 ms returned sat
[2023-03-23 06:29:17] [INFO ] After 381ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:36
[2023-03-23 06:29:17] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-23 06:29:17] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-23 06:29:17] [INFO ] After 188ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :36
[2023-03-23 06:29:17] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-23 06:29:17] [INFO ] After 225ms SMT Verify possible using 31 Read/Feed constraints in natural domain returned unsat :0 sat :36
[2023-03-23 06:29:18] [INFO ] After 546ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :36
Attempting to minimize the solution found.
Minimization took 240 ms.
[2023-03-23 06:29:18] [INFO ] After 1126ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :36
Parikh walk visited 8 properties in 1170 ms.
Support contains 35 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 67 transition count 70
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 67 transition count 70
Applied a total of 6 rules in 20 ms. Remains 67 /70 variables (removed 3) and now considering 70/73 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 67/70 places, 70/73 transitions.
Incomplete random walk after 1000000 steps, including 223310 resets, run finished after 17030 ms. (steps per millisecond=58 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100000 steps, including 4814 resets, run finished after 832 ms. (steps per millisecond=120 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100000 steps, including 4735 resets, run finished after 740 ms. (steps per millisecond=135 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 4971 resets, run finished after 577 ms. (steps per millisecond=173 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 4823 resets, run finished after 520 ms. (steps per millisecond=192 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 4789 resets, run finished after 517 ms. (steps per millisecond=193 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100000 steps, including 4766 resets, run finished after 491 ms. (steps per millisecond=203 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 4814 resets, run finished after 580 ms. (steps per millisecond=172 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 4921 resets, run finished after 607 ms. (steps per millisecond=164 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 4855 resets, run finished after 540 ms. (steps per millisecond=185 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100000 steps, including 4834 resets, run finished after 525 ms. (steps per millisecond=190 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 4797 resets, run finished after 678 ms. (steps per millisecond=147 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100000 steps, including 4789 resets, run finished after 793 ms. (steps per millisecond=126 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100000 steps, including 4812 resets, run finished after 782 ms. (steps per millisecond=127 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 4796 resets, run finished after 833 ms. (steps per millisecond=120 ) properties (out of 28) seen :0
Incomplete Best-First random walk after 100001 steps, including 4755 resets, run finished after 906 ms. (steps per millisecond=110 ) properties (out of 28) seen :2
Incomplete Best-First random walk after 100001 steps, including 4843 resets, run finished after 955 ms. (steps per millisecond=104 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 4772 resets, run finished after 951 ms. (steps per millisecond=105 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1616 ms. (steps per millisecond=61 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 10338 resets, run finished after 1272 ms. (steps per millisecond=78 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 10429 resets, run finished after 1264 ms. (steps per millisecond=79 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100000 steps, including 10387 resets, run finished after 1271 ms. (steps per millisecond=78 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 10243 resets, run finished after 1249 ms. (steps per millisecond=80 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 10413 resets, run finished after 1262 ms. (steps per millisecond=79 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 10317 resets, run finished after 1234 ms. (steps per millisecond=81 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100000 steps, including 10237 resets, run finished after 1253 ms. (steps per millisecond=79 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 10303 resets, run finished after 1259 ms. (steps per millisecond=79 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 10342 resets, run finished after 1256 ms. (steps per millisecond=79 ) properties (out of 26) seen :0
Incomplete Best-First random walk after 100001 steps, including 10168 resets, run finished after 1255 ms. (steps per millisecond=79 ) properties (out of 26) seen :0
Finished probabilistic random walk after 185345 steps, run visited all 26 properties in 295 ms. (steps per millisecond=628 )
Probabilistic random walk after 185345 steps, saw 94606 distinct states, run finished after 295 ms. (steps per millisecond=628 ) properties seen :26
Able to resolve query QuasiLiveness after proving 63 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 47510 ms.
ITS solved all properties within timeout

BK_STOP 1679553003211

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /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="SieveSingleMsgMbox-PT-d0m18"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is SieveSingleMsgMbox-PT-d0m18, 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 r439-tajo-167905986100232"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m18.tgz
mv SieveSingleMsgMbox-PT-d0m18 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 ;