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-167889213400021.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)
..............
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is RERS17pb113-PT-5, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r341-tall-167889213400021
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.5K Feb 26 18:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 26 18:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Feb 26 18:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 18:15 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 27K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Feb 26 18:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 18:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 26 18:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:37 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 1679090341598

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-5
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-17 21:59:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-17 21:59:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 21:59:04] [INFO ] Load time of PNML (sax parser for PT used): 612 ms
[2023-03-17 21:59:04] [INFO ] Transformed 639 places.
[2023-03-17 21:59:04] [INFO ] Transformed 31353 transitions.
[2023-03-17 21:59:04] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 831 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 3 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 18 ms.50364KB 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 892 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 898 ms. Remains : 626/639 places, 31352/31353 transitions.
Interrupted Random walk after 936550 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=31 )
[2023-03-17 21:59:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 21:59:35] [INFO ] Computed 13 place invariants in 108 ms
[2023-03-17 21:59:39] [INFO ] [Real]Absence check using 13 positive place invariants in 24 ms returned sat
[2023-03-17 21:59:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 21:59:54] [INFO ] [Real]Absence check using state equation in 15430 ms returned sat
[2023-03-17 21:59:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 21:59:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 21 ms returned sat
[2023-03-17 21:59:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 22:00:13] [INFO ] [Nat]Absence check using state equation in 14659 ms returned sat
[2023-03-17 22:00:13] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 22:00:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 22:00:19] [INFO ] [Nat]Added 268 Read/Feed constraints in 5821 ms returned sat
[2023-03-17 22:00:21] [INFO ] Deduced a trap composed of 40 places in 1411 ms of which 4 ms to minimize.
[2023-03-17 22:00:23] [INFO ] Deduced a trap composed of 24 places in 1592 ms of which 1 ms to minimize.
[2023-03-17 22:00:25] [INFO ] Deduced a trap composed of 48 places in 1465 ms of which 4 ms to minimize.
[2023-03-17 22:00:27] [INFO ] Deduced a trap composed of 48 places in 1643 ms of which 2 ms to minimize.
[2023-03-17 22:00:28] [INFO ] Deduced a trap composed of 48 places in 1202 ms of which 0 ms to minimize.
[2023-03-17 22:00:30] [INFO ] Deduced a trap composed of 40 places in 980 ms of which 0 ms to minimize.
[2023-03-17 22:00:31] [INFO ] Deduced a trap composed of 40 places in 1141 ms of which 0 ms to minimize.
[2023-03-17 22:00:33] [INFO ] Deduced a trap composed of 64 places in 998 ms of which 1 ms to minimize.
[2023-03-17 22:00:34] [INFO ] Deduced a trap composed of 64 places in 792 ms of which 0 ms to minimize.
[2023-03-17 22:00:35] [INFO ] Deduced a trap composed of 64 places in 831 ms of which 0 ms to minimize.
[2023-03-17 22:00:36] [INFO ] Deduced a trap composed of 48 places in 649 ms of which 1 ms to minimize.
[2023-03-17 22:00:37] [INFO ] Deduced a trap composed of 40 places in 475 ms of which 0 ms to minimize.
[2023-03-17 22:00:39] [INFO ] Deduced a trap composed of 64 places in 1184 ms of which 0 ms to minimize.
[2023-03-17 22:00:40] [INFO ] Deduced a trap composed of 64 places in 909 ms of which 0 ms to minimize.
[2023-03-17 22:00:41] [INFO ] Deduced a trap composed of 40 places in 619 ms of which 1 ms to minimize.
[2023-03-17 22:00:43] [INFO ] Deduced a trap composed of 64 places in 820 ms of which 0 ms to minimize.
[2023-03-17 22:00:44] [INFO ] Deduced a trap composed of 48 places in 691 ms of which 0 ms to minimize.
[2023-03-17 22:00:45] [INFO ] Deduced a trap composed of 40 places in 491 ms of which 0 ms to minimize.
[2023-03-17 22:00:47] [INFO ] Deduced a trap composed of 48 places in 1056 ms of which 1 ms to minimize.
[2023-03-17 22:00:48] [INFO ] Deduced a trap composed of 65 places in 787 ms of which 0 ms to minimize.
[2023-03-17 22:00:49] [INFO ] Deduced a trap composed of 64 places in 813 ms of which 1 ms to minimize.
[2023-03-17 22:00:50] [INFO ] Deduced a trap composed of 64 places in 623 ms of which 1 ms to minimize.
[2023-03-17 22:00:53] [INFO ] Trap strengthening (SAT) tested/added 23/22 trap constraints in 33595 ms
[2023-03-17 22:00:55] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2417 ms.
[2023-03-17 22:00:56] [INFO ] Added : 0 causal constraints over 0 iterations in 3578 ms. Result :sat
Interrupted Parikh directed walk after 865855 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=28 )
Parikh directed walk for 865855 steps, including 1000 resets, run took 30001 ms. (steps per millisecond=28 )
Random directed walk for 500004 steps, including 0 resets, run took 22762 ms (no deadlock found). (steps per millisecond=21 )
Random walk for 500000 steps, including 0 resets, run took 16306 ms (no deadlock found). (steps per millisecond=30 )
Random directed walk for 500014 steps, including 0 resets, run took 22715 ms (no deadlock found). (steps per millisecond=22 )
Random walk for 500000 steps, including 0 resets, run took 15923 ms (no deadlock found). (steps per millisecond=31 )
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 226 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 22:02:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 22:02:45] [INFO ] Invariant cache hit.
[2023-03-17 22:02:46] [INFO ] Implicit Places using invariants in 1949 ms returned []
Implicit Place search using SMT only with invariants took 1954 ms to find 0 implicit places.
[2023-03-17 22:02:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 22:02:47] [INFO ] Invariant cache hit.
[2023-03-17 22:02:56] [INFO ] Dead Transitions using invariants and state equation in 9089 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 11278 ms. Remains : 626/626 places, 31352/31352 transitions.
Interrupted Random walk after 943612 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=31 )
[2023-03-17 22:03:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 22:03:26] [INFO ] Invariant cache hit.
[2023-03-17 22:03:29] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-17 22:03:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 22:03:47] [INFO ] [Real]Absence check using state equation in 17761 ms returned sat
[2023-03-17 22:03:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 22:03:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 19 ms returned sat
[2023-03-17 22:03:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 22:04:08] [INFO ] [Nat]Absence check using state equation in 16910 ms returned sat
[2023-03-17 22:04:08] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 22:04:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 22:04:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 4781 ms returned sat
[2023-03-17 22:04:14] [INFO ] Deduced a trap composed of 40 places in 773 ms of which 0 ms to minimize.
[2023-03-17 22:04:16] [INFO ] Deduced a trap composed of 48 places in 1368 ms of which 1 ms to minimize.
[2023-03-17 22:04:18] [INFO ] Deduced a trap composed of 65 places in 1058 ms of which 0 ms to minimize.
[2023-03-17 22:04:20] [INFO ] Deduced a trap composed of 48 places in 1530 ms of which 0 ms to minimize.
[2023-03-17 22:04:22] [INFO ] Deduced a trap composed of 40 places in 1451 ms of which 1 ms to minimize.
[2023-03-17 22:04:23] [INFO ] Deduced a trap composed of 48 places in 1317 ms of which 1 ms to minimize.
[2023-03-17 22:04:26] [INFO ] Deduced a trap composed of 64 places in 1533 ms of which 1 ms to minimize.
[2023-03-17 22:04:27] [INFO ] Deduced a trap composed of 64 places in 1049 ms of which 1 ms to minimize.
[2023-03-17 22:04:28] [INFO ] Deduced a trap composed of 24 places in 715 ms of which 0 ms to minimize.
[2023-03-17 22:04:29] [INFO ] Deduced a trap composed of 48 places in 742 ms of which 0 ms to minimize.
[2023-03-17 22:04:31] [INFO ] Deduced a trap composed of 64 places in 1060 ms of which 1 ms to minimize.
[2023-03-17 22:04:34] [INFO ] Deduced a trap composed of 48 places in 1010 ms of which 9 ms to minimize.
[2023-03-17 22:04:36] [INFO ] Deduced a trap composed of 40 places in 903 ms of which 0 ms to minimize.
[2023-03-17 22:04:37] [INFO ] Deduced a trap composed of 64 places in 957 ms of which 0 ms to minimize.
[2023-03-17 22:04:40] [INFO ] Deduced a trap composed of 40 places in 1224 ms of which 1 ms to minimize.
[2023-03-17 22:04:42] [INFO ] Deduced a trap composed of 64 places in 950 ms of which 1 ms to minimize.
[2023-03-17 22:04:43] [INFO ] Deduced a trap composed of 48 places in 741 ms of which 0 ms to minimize.
[2023-03-17 22:04:44] [INFO ] Deduced a trap composed of 40 places in 987 ms of which 2 ms to minimize.
[2023-03-17 22:04:45] [INFO ] Deduced a trap composed of 64 places in 872 ms of which 0 ms to minimize.
[2023-03-17 22:04:46] [INFO ] Deduced a trap composed of 64 places in 680 ms of which 1 ms to minimize.
[2023-03-17 22:04:47] [INFO ] Deduced a trap composed of 40 places in 448 ms of which 0 ms to minimize.
[2023-03-17 22:04:48] [INFO ] Deduced a trap composed of 64 places in 529 ms of which 0 ms to minimize.
[2023-03-17 22:04:50] [INFO ] Trap strengthening (SAT) tested/added 23/22 trap constraints in 36945 ms
[2023-03-17 22:04:52] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2483 ms.
[2023-03-17 22:04:54] [INFO ] Added : 0 causal constraints over 0 iterations in 3728 ms. Result :sat
Interrupted Parikh directed walk after 869483 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=28 )
Parikh directed walk for 869483 steps, including 1000 resets, run took 30001 ms. (steps per millisecond=28 )
Random directed walk for 500004 steps, including 0 resets, run took 20889 ms (no deadlock found). (steps per millisecond=23 )
Random walk for 500000 steps, including 0 resets, run took 15384 ms (no deadlock found). (steps per millisecond=32 )
Random directed walk for 500014 steps, including 0 resets, run took 20993 ms (no deadlock found). (steps per millisecond=23 )
Random walk for 500000 steps, including 0 resets, run took 15620 ms (no deadlock found). (steps per millisecond=32 )
[2023-03-17 22:06:39] [INFO ] Flatten gal took : 1434 ms
[2023-03-17 22:06:39] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 1 ms.
[2023-03-17 22:06:39] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 639 places, 31353 transitions and 125418 arcs took 122 ms.
Total runtime 456468 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT RERS17pb113-PT-5
BK_EXAMINATION: ReachabilityDeadlock
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/372
GlobalProperty: ReachabilityDeadlock
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 1609836 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16126188 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/372/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/372/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: 1341 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-5"
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-5, 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-167889213400021"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-5.tgz
mv RERS17pb113-PT-5 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 ;