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.r526-tall-171679094600394.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 ServersAndClients-PT-100080, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r526-tall-171679094600394
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.3M
-rw-r--r-- 1 mcc users 8.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Apr 23 07:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 07:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 13 15:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K Apr 13 15:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Apr 13 15:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 13 15:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 4.9M May 18 16:43 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 1717220486211

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ServersAndClients-PT-100080
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:41:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-06-01 05:41:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:41:27] [INFO ] Load time of PNML (sax parser for PT used): 432 ms
[2024-06-01 05:41:27] [INFO ] Transformed 8481 places.
[2024-06-01 05:41:27] [INFO ] Transformed 16200 transitions.
[2024-06-01 05:41:27] [INFO ] Found NUPN structural information;
[2024-06-01 05:41:27] [INFO ] Parsed PT model containing 8481 places and 16200 transitions and 48800 arcs in 611 ms.
Built sparse matrix representations for Structural reductions in 29 ms.82577KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 8481/8481 places, 16200/16200 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 396 ms. Remains 8481 /8481 variables (removed 0) and now considering 16200/16200 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 431 ms. Remains : 8481/8481 places, 16200/16200 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 8481/8481 places, 16200/16200 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 272 ms. Remains 8481 /8481 variables (removed 0) and now considering 16200/16200 (removed 0) transitions.
// Phase 1: matrix 16200 rows 8481 cols
[2024-06-01 05:41:29] [INFO ] Computed 281 invariants in 290 ms
[2024-06-01 05:41:31] [INFO ] Implicit Places using invariants in 2503 ms returned []
Implicit Place search using SMT only with invariants took 2541 ms to find 0 implicit places.
Running 16100 sub problems to find dead transitions.
[2024-06-01 05:41:32] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/8380 variables, 8380/8380 constraints. Problems are: Problem set: 0 solved, 16100 unsolved
SMT process timed out in 87697ms, After SMT, problems are : Problem set: 0 solved, 16100 unsolved
Search for dead transitions found 0 dead transitions in 87918ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 90811 ms. Remains : 8481/8481 places, 16200/16200 transitions.
Interrupted Random walk after 945369 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=31 )
Interrupted Random directed walk after 653978 steps, including 0 resets, run timeout after 30002 ms. (steps per millisecond=21 )
[2024-06-01 05:43:59] [INFO ] Invariant cache hit.
[2024-06-01 05:44:04] [INFO ] [Real]Absence check using 181 positive place invariants in 509 ms returned sat
[2024-06-01 05:44:05] [INFO ] [Real]Absence check using 181 positive and 100 generalized place invariants in 547 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 8481/8481 places, 16200/16200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8000 transitions
Trivial Post-agglo rules discarded 8000 transitions
Performed 8000 trivial Post agglomeration. Transition count delta: 8000
Iterating post reduction 0 with 8000 rules applied. Total rules applied 8000 place count 8481 transition count 8200
Reduce places removed 8080 places and 0 transitions.
Ensure Unique test removed 7900 transitions
Reduce isomorphic transitions removed 7900 transitions.
Discarding 100 places :
Implicit places reduction removed 100 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 1 with 16280 rules applied. Total rules applied 24280 place count 301 transition count 100
Reduce places removed 301 places and 0 transitions.
Ensure Unique test removed 99 transitions
Reduce isomorphic transitions removed 99 transitions.
Iterating post reduction 2 with 400 rules applied. Total rules applied 24680 place count 0 transition count 1
Applied a total of 24680 rules in 116 ms. Remains 0 /8481 variables (removed 8481) and now considering 1/16200 (removed 16199) transitions.
[2024-06-01 05:44:05] [INFO ] Computed 0 invariants in 5 ms
[2024-06-01 05:44:05] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-06-01 05:44:05] [INFO ] Invariant cache hit.
[2024-06-01 05:44:05] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/8481 places, 1/16200 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 190 ms. Remains : 0/8481 places, 1/16200 transitions.
Able to resolve query QuasiLiveness after proving 1 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 8481/8481 places, 16200/16200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8000 transitions
Trivial Post-agglo rules discarded 8000 transitions
Performed 8000 trivial Post agglomeration. Transition count delta: 8000
Iterating post reduction 0 with 8000 rules applied. Total rules applied 8000 place count 8481 transition count 8200
Reduce places removed 8080 places and 0 transitions.
Ensure Unique test removed 7900 transitions
Reduce isomorphic transitions removed 7900 transitions.
Discarding 100 places :
Implicit places reduction removed 100 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 1 with 16280 rules applied. Total rules applied 24280 place count 301 transition count 100
Reduce places removed 301 places and 0 transitions.
Ensure Unique test removed 99 transitions
Reduce isomorphic transitions removed 99 transitions.
Iterating post reduction 2 with 400 rules applied. Total rules applied 24680 place count 0 transition count 1
Applied a total of 24680 rules in 103 ms. Remains 0 /8481 variables (removed 8481) and now considering 1/16200 (removed 16199) transitions.
[2024-06-01 05:44:05] [INFO ] Invariant cache hit.
[2024-06-01 05:44:05] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-06-01 05:44:05] [INFO ] Invariant cache hit.
[2024-06-01 05:44:05] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/8481 places, 1/16200 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 195 ms. Remains : 0/8481 places, 1/16200 transitions.
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES TOPOLOGICAL QUASI_LIVE_REVERSIBLE INITIAL_STATE
Total runtime 158434 ms.
ITS solved all properties within timeout

BK_STOP 1717220645797

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="ServersAndClients-PT-100080"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is ServersAndClients-PT-100080, 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 r526-tall-171679094600394"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ServersAndClients-PT-100080.tgz
mv ServersAndClients-PT-100080 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 ;