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.r361-smll-167891811800583.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 SharedMemory-COL-000100, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r361-smll-167891811800583
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 8.7K Feb 26 00:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Feb 26 00:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Feb 25 22:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 69K Feb 25 22:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 16:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 16:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 26 08:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 164K Feb 26 08:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 04:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Feb 26 04:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 16K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-00
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-01
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-02
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-03
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-04
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-05
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-06
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-07
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-08
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-09
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-10
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-11
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-12
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-13
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-14
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1679386326642

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=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SharedMemory-COL-000100
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 08:12:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-21 08:12:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 08:12:09] [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.
[2023-03-21 08:12:10] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-21 08:12:11] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1100 ms
[2023-03-21 08:12:11] [INFO ] Imported 6 HL places and 5 HL transitions for a total of 10401 PT places and 30200.0 transition bindings in 34 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 41 ms.
Working with output stream class java.io.PrintStream
FORMULA SharedMemory-COL-000100-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SharedMemory-COL-000100-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SharedMemory-COL-000100-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-21 08:12:11] [INFO ] Built PT skeleton of HLPN with 6 places and 5 transitions 16 arcs in 10 ms.
[2023-03-21 08:12:11] [INFO ] Skeletonized 13 HLPN properties in 1 ms.
Remains 2 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Finished random walk after 101 steps, including 0 resets, run visited all 1 properties in 9 ms. (steps per millisecond=11 )
[2023-03-21 08:12:11] [INFO ] Flatten gal took : 24 ms
[2023-03-21 08:12:11] [INFO ] Flatten gal took : 2 ms
Domain [P(100), P(100)] of place Ext_Mem_Acc breaks symmetries in sort P
[2023-03-21 08:12:11] [INFO ] Unfolded HLPN to a Petri net with 10401 places and 20200 transitions 80400 arcs in 388 ms.
[2023-03-21 08:12:11] [INFO ] Unfolded 13 HLPN properties in 33 ms.
Deduced a syphon composed of 100 places in 38 ms
Reduce places removed 100 places and 100 transitions.
Interrupted random walk after 2701 steps, including 0 resets, run timeout after 30024 ms. (steps per millisecond=0 ) properties seen 8
FORMULA SharedMemory-COL-000100-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 3638 steps, including 0 resets, run timeout after 5723 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2462 steps, including 0 resets, run timeout after 5275 ms. (steps per millisecond=0 ) properties seen 0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 3615 ms. (steps per millisecond=2 ) properties (out of 5) seen :0
Interrupted Best-First random walk after 2454 steps, including 0 resets, run timeout after 5131 ms. (steps per millisecond=0 ) properties seen 0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4698 ms. (steps per millisecond=2 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 20100 rows 10301 cols
[2023-03-21 08:13:11] [INFO ] Computed 201 place invariants in 3440 ms
[2023-03-21 08:13:17] [INFO ] [Real]Absence check using 201 positive place invariants in 518 ms returned sat
[2023-03-21 08:13:36] [INFO ] After 9478ms SMT Verify possible using state equation in real domain returned unsat :2 sat :0 real:1
[2023-03-21 08:13:36] [INFO ] After 9523ms SMT Verify possible using trap constraints in real domain returned unsat :2 sat :0 real:1
[2023-03-21 08:13:36] [INFO ] After 25155ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:1
[2023-03-21 08:13:40] [INFO ] [Nat]Absence check using 201 positive place invariants in 647 ms returned sat
[2023-03-21 08:14:01] [INFO ] After 10414ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :2
[2023-03-21 08:14:01] [INFO ] After 10417ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :2
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-21 08:14:01] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :2
FORMULA SharedMemory-COL-000100-ReachabilityFireability-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-COL-000100-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 10301 out of 10301 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 298 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 303 ms. Remains : 10301/10301 places, 20100/20100 transitions.
Interrupted random walk after 2494 steps, including 0 resets, run timeout after 30031 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2854 steps, including 0 resets, run timeout after 5716 ms. (steps per millisecond=0 ) properties seen 0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 3886 ms. (steps per millisecond=2 ) properties (out of 3) seen :0
Interrupted Best-First random walk after 1968 steps, including 0 resets, run timeout after 5464 ms. (steps per millisecond=0 ) properties seen 0
Interrupted probabilistic random walk after 117978 steps, run timeout after 135267 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 117978 steps, saw 116995 distinct states, run finished after 135274 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-21 08:17:02] [INFO ] Invariant cache hit.
[2023-03-21 08:17:06] [INFO ] [Real]Absence check using 201 positive place invariants in 467 ms returned sat
[2023-03-21 08:17:27] [INFO ] After 11050ms SMT Verify possible using state equation in real domain returned unsat :0 sat :0 real:1
[2023-03-21 08:17:27] [INFO ] After 11081ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 08:17:27] [INFO ] After 25048ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 08:17:31] [INFO ] [Nat]Absence check using 201 positive place invariants in 463 ms returned sat
[2023-03-21 08:17:52] [INFO ] After 10919ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 08:17:52] [INFO ] After 10920ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-21 08:17:52] [INFO ] After 25024ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 10301 out of 10301 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 177 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 10301/10301 places, 20100/20100 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 159 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
[2023-03-21 08:17:53] [INFO ] Invariant cache hit.
[2023-03-21 08:17:54] [INFO ] Implicit Places using invariants in 1556 ms returned []
Implicit Place search using SMT only with invariants took 1558 ms to find 0 implicit places.
[2023-03-21 08:17:54] [INFO ] Invariant cache hit.
[2023-03-21 08:17:55] [INFO ] Dead Transitions using invariants and state equation in 1428 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3150 ms. Remains : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 160 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
Running SMT prover for 3 properties.
[2023-03-21 08:17:56] [INFO ] Invariant cache hit.
[2023-03-21 08:18:00] [INFO ] [Real]Absence check using 201 positive place invariants in 477 ms returned sat
[2023-03-21 08:18:37] [INFO ] After 27308ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2023-03-21 08:18:39] [INFO ] After 29035ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:1
Attempting to minimize the solution found.
Minimization took 688 ms.
[2023-03-21 08:18:39] [INFO ] After 43498ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:1
[2023-03-21 08:18:43] [INFO ] [Nat]Absence check using 201 positive place invariants in 499 ms returned sat
[2023-03-21 08:19:21] [INFO ] After 27056ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-21 08:19:23] [INFO ] After 29831ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1535 ms.
[2023-03-21 08:19:25] [INFO ] After 45553ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2023-03-21 08:19:26] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 144 ms.
[2023-03-21 08:19:26] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 10301 places, 20100 transitions and 80000 arcs took 92 ms.
[2023-03-21 08:19:28] [INFO ] Flatten gal took : 1283 ms
Total runtime 438515 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --inv-bin-par --invariant=/tmp/497/inv_0_ --invariant=/tmp/497/inv_1_ --invariant=/tmp/497/inv_2_ --inv-par
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 8527160 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16053452 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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 ReachabilityFireability -timeout 360 -rebuildPNML
mcc2023

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="SharedMemory-COL-000100"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 SharedMemory-COL-000100, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r361-smll-167891811800583"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SharedMemory-COL-000100.tgz
mv SharedMemory-COL-000100 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;