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.r471-smll-167912659800244.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 ltsminxred
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 r471-smll-167912659800244
=====================================================================

--------------------
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 1679381373854

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=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SquareGrid-PT-130613
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 06:49:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-21 06:49:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 06:49:37] [INFO ] Load time of PNML (sax parser for PT used): 484 ms
[2023-03-21 06:49:37] [INFO ] Transformed 2301 places.
[2023-03-21 06:49:37] [INFO ] Transformed 2756 transitions.
[2023-03-21 06:49:37] [INFO ] Parsed PT model containing 2301 places and 2756 transitions and 11024 arcs in 787 ms.
Discarding 1352 transitions out of 2756. Remains 1404
Built sparse matrix representations for Structural reductions in 25 ms.21381KB 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 171 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 172 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 77 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 06:49:38] [INFO ] Computed 898 place invariants in 283 ms
[2023-03-21 06:49:39] [INFO ] Implicit Places using invariants in 1300 ms returned []
[2023-03-21 06:49:39] [INFO ] Invariant cache hit.
[2023-03-21 06:49:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-21 06:49:42] [INFO ] Implicit Places using invariants and state equation in 3167 ms returned []
Implicit Place search using SMT with State Equation took 4534 ms to find 0 implicit places.
[2023-03-21 06:49:42] [INFO ] Redundant transitions in 233 ms returned []
[2023-03-21 06:49:42] [INFO ] Invariant cache hit.
[2023-03-21 06:49:45] [INFO ] Dead Transitions using invariants and state equation in 2737 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 7600 ms. Remains : 2301/2301 places, 2756/2756 transitions.
Interrupted Random walk after 176542 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=5 )
Interrupted Random directed walk after 219309 steps, including 0 resets, run timeout after 30062 ms. (steps per millisecond=7 )
[2023-03-21 06:50:45] [INFO ] Invariant cache hit.
[2023-03-21 06:50:49] [INFO ] [Real]Absence check using 897 positive place invariants in 3081 ms returned sat
[2023-03-21 06:50:52] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-21 06:50:52] [INFO ] [Real]Absence check using 897 positive and 1 generalized place invariants in 3023 ms returned sat
[2023-03-21 06:50:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 06:51:08] [INFO ] [Real]Absence check using state equation in 15898 ms returned sat
[2023-03-21 06:51:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 06:51:11] [INFO ] [Nat]Absence check using 897 positive place invariants in 1630 ms returned sat
[2023-03-21 06:51:12] [INFO ] [Nat]Absence check using 897 positive and 1 generalized place invariants in 801 ms returned sat
[2023-03-21 06:51:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 06:51:23] [INFO ] [Nat]Absence check using state equation in 11507 ms returned sat
[2023-03-21 06:51:24] [INFO ] Computed and/alt/rep : 2080/2080/2080 causal constraints (skipped 0 transitions) in 234 ms.
[2023-03-21 06:51:44] [INFO ] Added : 405 causal constraints over 81 iterations in 20242 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 51 ms.
Interrupted Parikh directed walk after 319747 steps, including 11 resets, run timeout after 30001 ms. (steps per millisecond=10 )
Parikh directed walk for 319747 steps, including 11 resets, run took 30002 ms. (steps per millisecond=10 )
Interrupted Random directed walk after 224990 steps, including 0 resets, run timeout after 30078 ms. (steps per millisecond=7 )
Finished random walk after 200764 steps, including 0 resets, run found a deadlock after 29521 ms. (steps per millisecond=6 )
FORMULA Liveness FALSE TECHNIQUES STRUCTURAL DEADLOCK_TEST
Total runtime 217409 ms.
ITS solved all properties within timeout

BK_STOP 1679381594886

--------------------
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="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 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 r471-smll-167912659800244"
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 ;