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.r469-smll-167912658600244.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 SquareGrid-PT-130613, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r469-smll-167912658600244
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.8M
-rw-r--r-- 1 mcc users 8.0K Feb 25 13:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 25 13:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 12:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 25 12:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 17:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Feb 25 13:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 25 13:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 25 13:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Feb 25 13:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 17:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:11 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
-rwxr-xr-x 1 mcc users 1.3M 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 Liveness

=== Now, execution of the tool begins

BK_START 1679381453894

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=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SquareGrid-PT-130613
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-21 06:50:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-21 06:50:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 06:50:58] [INFO ] Load time of PNML (sax parser for PT used): 424 ms
[2023-03-21 06:50:58] [INFO ] Transformed 2301 places.
[2023-03-21 06:50:58] [INFO ] Transformed 2756 transitions.
[2023-03-21 06:50:58] [INFO ] Parsed PT model containing 2301 places and 2756 transitions and 11024 arcs in 609 ms.
Discarding 1352 transitions out of 2756. Remains 1404
Built sparse matrix representations for Structural reductions in 13 ms.20250KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 2301/2301 places, 2756/2756 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 139 ms. Remains 2301 /2301 variables (removed 0) and now considering 2756/2756 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 141 ms. Remains : 2301/2301 places, 2756/2756 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 2301/2301 places, 2756/2756 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 80 ms. Remains 2301 /2301 variables (removed 0) and now considering 2756/2756 (removed 0) transitions.
// Phase 1: matrix 2756 rows 2301 cols
[2023-03-21 06:50:59] [INFO ] Computed 898 place invariants in 368 ms
[2023-03-21 06:51:00] [INFO ] Implicit Places using invariants in 1434 ms returned []
[2023-03-21 06:51:00] [INFO ] Invariant cache hit.
[2023-03-21 06:51:00] [INFO ] Implicit Places using invariants and state equation in 618 ms returned []
Implicit Place search using SMT with State Equation took 2091 ms to find 0 implicit places.
[2023-03-21 06:51:01] [INFO ] Redundant transitions in 296 ms returned []
[2023-03-21 06:51:01] [INFO ] Invariant cache hit.
[2023-03-21 06:51:03] [INFO ] Dead Transitions using invariants and state equation in 2693 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 5169 ms. Remains : 2301/2301 places, 2756/2756 transitions.
Interrupted Random walk after 177604 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=5 )
Interrupted Random directed walk after 222208 steps, including 0 resets, run timeout after 30004 ms. (steps per millisecond=7 )
[2023-03-21 06:52:03] [INFO ] Invariant cache hit.
[2023-03-21 06:52:06] [INFO ] [Real]Absence check using 897 positive place invariants in 2180 ms returned sat
[2023-03-21 06:52:09] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-21 06:52:10] [INFO ] [Real]Absence check using 897 positive and 1 generalized place invariants in 3403 ms returned sat
[2023-03-21 06:52:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 06:52:24] [INFO ] [Real]Absence check using state equation in 13896 ms returned sat
[2023-03-21 06:52:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 06:52:26] [INFO ] [Nat]Absence check using 897 positive place invariants in 1604 ms returned sat
[2023-03-21 06:52:27] [INFO ] [Nat]Absence check using 897 positive and 1 generalized place invariants in 768 ms returned sat
[2023-03-21 06:52:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 06:52:40] [INFO ] [Nat]Absence check using state equation in 13141 ms returned sat
[2023-03-21 06:52:41] [INFO ] Computed and/alt/rep : 2080/2080/2080 causal constraints (skipped 0 transitions) in 294 ms.
[2023-03-21 06:53:01] [INFO ] Added : 290 causal constraints over 58 iterations in 20118 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 64 ms.
Interrupted Parikh directed walk after 315278 steps, including 11 resets, run timeout after 30001 ms. (steps per millisecond=10 )
Parikh directed walk for 315278 steps, including 11 resets, run took 30001 ms. (steps per millisecond=10 )
Interrupted Random directed walk after 229876 steps, including 0 resets, run timeout after 30091 ms. (steps per millisecond=7 )
Interrupted Random walk after 182867 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=6 )
Interrupted Random directed walk after 233593 steps, including 0 resets, run timeout after 30064 ms. (steps per millisecond=7 )
Finished random walk after 165331 steps, including 0 resets, run found a deadlock after 24120 ms. (steps per millisecond=6 )
FORMULA Liveness FALSE TECHNIQUES STRUCTURAL DEADLOCK_TEST
Total runtime 268268 ms.
ITS solved all properties within timeout

BK_STOP 1679381727002

--------------------
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 Liveness -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="SquareGrid-PT-130613"
export BK_EXAMINATION="Liveness"
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 SquareGrid-PT-130613, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r469-smll-167912658600244"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SquareGrid-PT-130613.tgz
mv SquareGrid-PT-130613 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;