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.r341-tall-167889213500026.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 RERS17pb113-PT-6, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r341-tall-167889213500026
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.0K Feb 26 18:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 18:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 26 18:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 26 18:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.8K Feb 26 18:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 26 18:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 26 18:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 15M 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 ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1679090372194

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=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RERS17pb113-PT-6
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-17 21:59:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-17 21:59:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 21:59:34] [INFO ] Load time of PNML (sax parser for PT used): 618 ms
[2023-03-17 21:59:34] [INFO ] Transformed 639 places.
[2023-03-17 21:59:34] [INFO ] Transformed 31353 transitions.
[2023-03-17 21:59:34] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 798 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 18 ms.69665KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Computed a total of 13 stabilizing places and 1 stable transitions
Ensure Unique test removed 12 places
Computed a total of 1 stabilizing places and 1 stable transitions
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 626 transition count 31352
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 13 rules in 906 ms. Remains 626 /639 variables (removed 13) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 912 ms. Remains : 626/639 places, 31352/31353 transitions.
Interrupted Random walk after 1011431 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=33 )
[2023-03-17 22:00:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 22:00:05] [INFO ] Computed 13 place invariants in 109 ms
[2023-03-17 22:00:09] [INFO ] [Real]Absence check using 13 positive place invariants in 20 ms returned sat
[2023-03-17 22:00:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 22:00:24] [INFO ] [Real]Absence check using state equation in 15276 ms returned sat
[2023-03-17 22:00:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 22:00:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-17 22:00:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 22:00:40] [INFO ] [Nat]Absence check using state equation in 11386 ms returned sat
[2023-03-17 22:00:40] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 22:00:43] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 22:00:46] [INFO ] [Nat]Added 268 Read/Feed constraints in 6497 ms returned unknown
Random directed walk for 500000 steps, including 0 resets, run took 20289 ms (no deadlock found). (steps per millisecond=24 )
Random walk for 500000 steps, including 0 resets, run took 13961 ms (no deadlock found). (steps per millisecond=35 )
Random directed walk for 500019 steps, including 0 resets, run took 20206 ms (no deadlock found). (steps per millisecond=24 )
Random walk for 500000 steps, including 0 resets, run took 14051 ms (no deadlock found). (steps per millisecond=35 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 626/626 places, 31352/31352 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 236 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 22:01:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 22:01:55] [INFO ] Invariant cache hit.
[2023-03-17 22:01:57] [INFO ] Implicit Places using invariants in 1973 ms returned []
Implicit Place search using SMT only with invariants took 1975 ms to find 0 implicit places.
[2023-03-17 22:01:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 22:01:57] [INFO ] Invariant cache hit.
[2023-03-17 22:02:05] [INFO ] Dead Transitions using invariants and state equation in 8154 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 10368 ms. Remains : 626/626 places, 31352/31352 transitions.
Interrupted Random walk after 1038011 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=34 )
[2023-03-17 22:02:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 22:02:35] [INFO ] Invariant cache hit.
[2023-03-17 22:02:38] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2023-03-17 22:02:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 22:02:53] [INFO ] [Real]Absence check using state equation in 14681 ms returned sat
[2023-03-17 22:02:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 22:02:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-17 22:02:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 22:03:11] [INFO ] [Nat]Absence check using state equation in 14286 ms returned sat
[2023-03-17 22:03:11] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 22:03:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 3338 ms returned sat
[2023-03-17 22:03:16] [INFO ] Deduced a trap composed of 40 places in 1317 ms of which 4 ms to minimize.
[2023-03-17 22:03:18] [INFO ] Deduced a trap composed of 64 places in 1631 ms of which 1 ms to minimize.
[2023-03-17 22:03:20] [INFO ] Deduced a trap composed of 64 places in 1259 ms of which 1 ms to minimize.
[2023-03-17 22:03:21] [INFO ] Deduced a trap composed of 40 places in 1005 ms of which 1 ms to minimize.
[2023-03-17 22:03:23] [INFO ] Deduced a trap composed of 40 places in 1226 ms of which 2 ms to minimize.
[2023-03-17 22:03:25] [INFO ] Deduced a trap composed of 48 places in 1339 ms of which 1 ms to minimize.
[2023-03-17 22:03:26] [INFO ] Deduced a trap composed of 48 places in 1162 ms of which 1 ms to minimize.
[2023-03-17 22:03:28] [INFO ] Deduced a trap composed of 65 places in 1769 ms of which 1 ms to minimize.
[2023-03-17 22:03:30] [INFO ] Deduced a trap composed of 40 places in 1301 ms of which 1 ms to minimize.
[2023-03-17 22:03:31] [INFO ] Deduced a trap composed of 64 places in 912 ms of which 2 ms to minimize.
[2023-03-17 22:03:33] [INFO ] Deduced a trap composed of 64 places in 1116 ms of which 1 ms to minimize.
[2023-03-17 22:03:34] [INFO ] Deduced a trap composed of 64 places in 795 ms of which 1 ms to minimize.
[2023-03-17 22:03:35] [INFO ] Deduced a trap composed of 24 places in 589 ms of which 0 ms to minimize.
[2023-03-17 22:03:37] [INFO ] Deduced a trap composed of 48 places in 937 ms of which 0 ms to minimize.
[2023-03-17 22:03:38] [INFO ] Deduced a trap composed of 40 places in 772 ms of which 0 ms to minimize.
[2023-03-17 22:03:40] [INFO ] Deduced a trap composed of 40 places in 826 ms of which 1 ms to minimize.
[2023-03-17 22:03:41] [INFO ] Deduced a trap composed of 64 places in 928 ms of which 1 ms to minimize.
[2023-03-17 22:03:43] [INFO ] Deduced a trap composed of 64 places in 862 ms of which 1 ms to minimize.
[2023-03-17 22:03:45] [INFO ] Deduced a trap composed of 64 places in 522 ms of which 1 ms to minimize.
[2023-03-17 22:03:46] [INFO ] Deduced a trap composed of 48 places in 757 ms of which 0 ms to minimize.
[2023-03-17 22:03:48] [INFO ] Trap strengthening (SAT) tested/added 21/20 trap constraints in 33697 ms
[2023-03-17 22:03:50] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2274 ms.
[2023-03-17 22:03:51] [INFO ] Added : 0 causal constraints over 0 iterations in 3406 ms. Result :sat
Interrupted Parikh directed walk after 998306 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=33 )
Parikh directed walk for 998306 steps, including 1000 resets, run took 30001 ms. (steps per millisecond=33 )
Random directed walk for 500019 steps, including 0 resets, run took 20262 ms (no deadlock found). (steps per millisecond=24 )
Random walk for 500000 steps, including 0 resets, run took 14889 ms (no deadlock found). (steps per millisecond=33 )
Random directed walk for 500022 steps, including 0 resets, run took 20367 ms (no deadlock found). (steps per millisecond=24 )
Random walk for 500000 steps, including 0 resets, run took 14475 ms (no deadlock found). (steps per millisecond=34 )
[2023-03-17 22:05:33] [INFO ] Flatten gal took : 1003 ms
[2023-03-17 22:05:33] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 1 ms.
[2023-03-17 22:05:33] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 639 places, 31353 transitions and 125418 arcs took 97 ms.
Total runtime 360209 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT RERS17pb113-PT-6
BK_EXAMINATION: ReachabilityDeadlock
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/362
GlobalProperty: ReachabilityDeadlock
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 1342692 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16086860 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 ReachabilityDeadlock -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/362/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/362/model.pnml
lola: STP: formula with 20112912 variables and 99250369 clauses shipped to Minisat
lola: caught signal Terminated - aborting LoLA

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY


Time elapsed: 1437 secs. Pages in use: 7

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="RERS17pb113-PT-6"
export BK_EXAMINATION="ReachabilityDeadlock"
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 RERS17pb113-PT-6, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r341-tall-167889213500026"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-6.tgz
mv RERS17pb113-PT-6 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;