Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r341-tall-167889214100517.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool lolaxred
Input is RingSingleMessageInMbox-PT-d0m160, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r341-tall-167889214100517
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 648K
-rw-r--r-- 1 mcc users 7.5K Feb 26 05:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 26 05:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 26 05:12 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 26 05:12 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Feb 26 05:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 209K Feb 26 05:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 26 05:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K Feb 26 05:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 64K 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 1679108292060

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=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RingSingleMessageInMbox-PT-d0m160
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-18 02:58:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-18 02:58:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 02:58:13] [INFO ] Load time of PNML (sax parser for PT used): 49 ms
[2023-03-18 02:58:13] [INFO ] Transformed 385 places.
[2023-03-18 02:58:13] [INFO ] Transformed 59 transitions.
[2023-03-18 02:58:13] [INFO ] Parsed PT model containing 385 places and 59 transitions and 236 arcs in 114 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 385/385 places, 59/59 transitions.
Reduce places removed 331 places and 0 transitions.
Iterating post reduction 0 with 331 rules applied. Total rules applied 331 place count 54 transition count 59
Applied a total of 331 rules in 10 ms. Remains 54 /385 variables (removed 331) and now considering 59/59 (removed 0) transitions.
// Phase 1: matrix 59 rows 54 cols
[2023-03-18 02:58:14] [INFO ] Computed 3 place invariants in 12 ms
[2023-03-18 02:58:14] [INFO ] Implicit Places using invariants in 213 ms returned []
[2023-03-18 02:58:14] [INFO ] Invariant cache hit.
[2023-03-18 02:58:14] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-18 02:58:14] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 675 ms to find 0 implicit places.
[2023-03-18 02:58:14] [INFO ] Invariant cache hit.
[2023-03-18 02:58:14] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 54/385 places, 59/59 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 733 ms. Remains : 54/385 places, 59/59 transitions.
Discarding 8 transitions out of 59. Remains 51
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2107 resets, run finished after 484 ms. (steps per millisecond=20 ) properties (out of 50) seen :26
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 24) seen :3
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 52 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 41 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 62 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 85 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 99 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 80 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 89 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 97 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 73 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 98 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 94 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 89 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Running SMT prover for 21 properties.
[2023-03-18 02:58:15] [INFO ] Invariant cache hit.
[2023-03-18 02:58:15] [INFO ] [Real]Absence check using 2 positive place invariants in 25 ms returned sat
[2023-03-18 02:58:15] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 10 ms returned sat
[2023-03-18 02:58:15] [INFO ] After 480ms SMT Verify possible using all constraints in real domain returned unsat :6 sat :0 real:15
[2023-03-18 02:58:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 02:58:16] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 17 ms returned sat
[2023-03-18 02:58:16] [INFO ] After 105ms SMT Verify possible using state equation in natural domain returned unsat :6 sat :15
[2023-03-18 02:58:16] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-18 02:58:16] [INFO ] After 95ms SMT Verify possible using 27 Read/Feed constraints in natural domain returned unsat :6 sat :15
[2023-03-18 02:58:16] [INFO ] Deduced a trap composed of 27 places in 50 ms of which 4 ms to minimize.
[2023-03-18 02:58:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2023-03-18 02:58:16] [INFO ] After 350ms SMT Verify possible using trap constraints in natural domain returned unsat :6 sat :15
Attempting to minimize the solution found.
Minimization took 67 ms.
[2023-03-18 02:58:16] [INFO ] After 1155ms SMT Verify possible using all constraints in natural domain returned unsat :6 sat :15
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK STRUCTURAL_REDUCTION BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE SAT_SMT
Total runtime 3335 ms.
ITS solved all properties within timeout

BK_STOP 1679108298496

--------------------
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="RingSingleMessageInMbox-PT-d0m160"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is RingSingleMessageInMbox-PT-d0m160, 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 r341-tall-167889214100517"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d0m160.tgz
mv RingSingleMessageInMbox-PT-d0m160 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 ;