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.r373-smll-167891824500159.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 SafeBus-COL-80, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r373-smll-167891824500159
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 9.3K Feb 26 01:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Feb 26 01:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 26 01:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Feb 26 01:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 16:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Feb 25 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 16:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 01:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Feb 26 01:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Feb 26 01:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 26 01:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 45K 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 1679049026668

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=SafeBus-COL-80
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-17 10:30:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-17 10:30:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 10:30:29] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-17 10:30:29] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-17 10:30:30] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 817 ms
[2023-03-17 10:30:30] [INFO ] Detected 1 constant HL places corresponding to 80 PT places.
[2023-03-17 10:30:30] [INFO ] Imported 20 HL places and 14 HL transitions for a total of 13766 PT places and 4.2035361E7 transition bindings in 33 ms.
[2023-03-17 10:30:30] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions 68 arcs in 16 ms.
[2023-03-17 10:30:30] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2023-03-17 10:30:34] [INFO ] Unfolded HLPN to a Petri net with 13766 places and 550801 transitions 4295924 arcs in 3465 ms.
[2023-03-17 10:30:34] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2023-03-17 10:30:37] [INFO ] Unfolded HLPN to a Petri net with 13766 places and 550801 transitions 4295924 arcs in 3052 ms.
[2023-03-17 10:30:37] [INFO ] Unfolded 14 HLPN properties in 54 ms.
[2023-03-17 10:30:38] [INFO ] Reduced 6240 identical enabling conditions.
[2023-03-17 10:30:41] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions 68 arcs in 1 ms.
[2023-03-17 10:30:41] [INFO ] Skeletonized 14 HLPN properties in 5 ms.
Reduce places removed 3 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Domain [It(80), It(80)] of place AMC breaks symmetries in sort It
[2023-03-17 10:30:44] [INFO ] Unfolded HLPN to a Petri net with 13766 places and 550801 transitions 4295924 arcs in 3341 ms.
[2023-03-17 10:30:44] [INFO ] Unfolded 14 HLPN properties in 11 ms.
[2023-03-17 10:30:45] [INFO ] Reduced 6240 identical enabling conditions.
Deduced a syphon composed of 80 places in 265 ms
Reduce places removed 160 places and 160 transitions.
Built sparse matrix representations for Structural reductions in 279 ms.3909064KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 13606/13606 places, 550641/550641 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 6799 ms. Remains 13606 /13606 variables (removed 0) and now considering 550641/550641 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 6840 ms. Remains : 13606/13606 places, 550641/550641 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 13606/13606 places, 550641/550641 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 5508 ms. Remains 13606 /13606 variables (removed 0) and now considering 550641/550641 (removed 0) transitions.
[2023-03-17 10:31:04] [INFO ] Flow matrix only has 38722 transitions (discarded 511919 similar events)
// Phase 1: matrix 38722 rows 13606 cols
[2023-03-17 10:31:14] [INFO ] Computed 325 place invariants in 9441 ms
[2023-03-17 10:31:16] [INFO ] Implicit Places using invariants in 12151 ms returned []
Implicit Place search using SMT only with invariants took 12195 ms to find 0 implicit places.
[2023-03-17 10:31:16] [INFO ] Flow matrix only has 38722 transitions (discarded 511919 similar events)
[2023-03-17 10:31:16] [INFO ] Invariant cache hit.
[2023-03-17 10:31:19] [INFO ] Dead Transitions using invariants and state equation in 2492 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 20201 ms. Remains : 13606/13606 places, 550641/550641 transitions.
Interrupted Random walk after 8773 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 )
[2023-03-17 10:31:49] [INFO ] Flow matrix only has 38722 transitions (discarded 511919 similar events)
[2023-03-17 10:31:49] [INFO ] Invariant cache hit.
[2023-03-17 10:36:52] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking Deadlocks.
Interrupted Random directed walk after 29347 steps, including 0 resets, run timeout after 30022 ms. (steps per millisecond=0 )
Interrupted Random walk after 11725 steps, including 0 resets, run timeout after 30002 ms. (steps per millisecond=0 )
Interrupted Random directed walk after 30475 steps, including 0 resets, run timeout after 30027 ms. (steps per millisecond=1 )
Interrupted Random walk after 11569 steps, including 0 resets, run timeout after 30007 ms. (steps per millisecond=0 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 13606/13606 places, 550641/550641 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 5523 ms. Remains 13606 /13606 variables (removed 0) and now considering 550641/550641 (removed 0) transitions.
[2023-03-17 10:38:58] [INFO ] Flow matrix only has 38722 transitions (discarded 511919 similar events)
[2023-03-17 10:38:58] [INFO ] Invariant cache hit.
[2023-03-17 10:39:00] [INFO ] Implicit Places using invariants in 2037 ms returned []
Implicit Place search using SMT only with invariants took 2042 ms to find 0 implicit places.
[2023-03-17 10:39:00] [INFO ] Flow matrix only has 38722 transitions (discarded 511919 similar events)
[2023-03-17 10:39:00] [INFO ] Invariant cache hit.
[2023-03-17 10:39:01] [INFO ] Dead Transitions using invariants and state equation in 1862 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 9429 ms. Remains : 13606/13606 places, 550641/550641 transitions.
Interrupted Random walk after 11534 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 )
[2023-03-17 10:39:32] [INFO ] Flow matrix only has 38722 transitions (discarded 511919 similar events)
[2023-03-17 10:39:32] [INFO ] Invariant cache hit.
Interrupted Random directed walk after 29475 steps, including 0 resets, run timeout after 30006 ms. (steps per millisecond=0 )
Interrupted Random walk after 11493 steps, including 0 resets, run timeout after 30018 ms. (steps per millisecond=0 )
Interrupted Random directed walk after 30154 steps, including 0 resets, run timeout after 30005 ms. (steps per millisecond=1 )
Interrupted Random walk after 11775 steps, including 0 resets, run timeout after 30003 ms. (steps per millisecond=0 )
[2023-03-17 10:47:18] [INFO ] Flatten gal took : 33995 ms
[2023-03-17 10:47:21] [INFO ] Unfolded HLPN to a Petri net with 13766 places and 550801 transitions 4295924 arcs in 3291 ms.
[2023-03-17 10:47:21] [INFO ] Unfolded 14 HLPN properties in 22 ms.
Initial state reduction rules removed 1 formulas.
[2023-03-17 10:47:22] [INFO ] Reduced 6240 identical enabling conditions.
Deduced a syphon composed of 80 places in 111 ms
Reduce places removed 160 places and 160 transitions.
Finished random walk after 375 steps, including 0 resets, run visited all 13 properties in 5032 ms. (steps per millisecond=0 )
Able to resolve query QuasiLiveness after proving 14 properties.
Deduced a syphon composed of 80 places in 236 ms
Reduce places removed 160 places and 160 transitions.
Unable to solve all queries for examination Liveness. Remains :14 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 14 properties from file /home/mcc/execution/Liveness.xml in 2 ms.
Working with output stream class java.io.PrintStream
Total runtime 1039453 ms.
starting LoLA
BK_INPUT SafeBus-COL-80
BK_EXAMINATION: Liveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: Liveness

BK_STOP 1679050488871

--------------------
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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains High-Level net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: TR BINDINGS
lola: TR BINDINGS DONE
lola: Places: 13766, Transitions: 550801
lola: @ trans C_free
lola: @ trans C_refuse
lola: @ trans loss_m
lola: @ trans loss_a
lola: @ trans I_ask1
lola: @ trans I_rec1
lola: @ trans I_reemit
lola: @ trans I_emit
lola: @ trans I_refused
lola: @ trans C_provide
lola: @ trans I_ask2
lola: @ trans I_rec2
lola: @ trans I_free
lola: @ trans Gto
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
lola: reporting
lola: not produced: 550801
/home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin//../BenchKit_head.sh: line 63: 504 Killed lola --conf=$BIN_DIR/configfiles/globalconf --check=Liveness $DIR/model.pnml

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="SafeBus-COL-80"
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 SafeBus-COL-80, 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 r373-smll-167891824500159"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-COL-80.tgz
mv SafeBus-COL-80 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 ;