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.r343-tall-167889215000016.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 RERS17pb113-PT-4, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r343-tall-167889215000016
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.3K Feb 26 18:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 26 18:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Feb 26 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 18:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K 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 2.9K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 26 18:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 18:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K Feb 26 18:14 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 1679120866013

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=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RERS17pb113-PT-4
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-18 06:27:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-18 06:27:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 06:27:48] [INFO ] Load time of PNML (sax parser for PT used): 603 ms
[2023-03-18 06:27:48] [INFO ] Transformed 639 places.
[2023-03-18 06:27:48] [INFO ] Transformed 31353 transitions.
[2023-03-18 06:27:48] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 785 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 20 ms.99764KB 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 876 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 883 ms. Remains : 626/639 places, 31352/31353 transitions.
Interrupted Random walk after 1015161 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=33 )
[2023-03-18 06:28:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-18 06:28:19] [INFO ] Computed 13 place invariants in 102 ms
[2023-03-18 06:28:23] [INFO ] [Real]Absence check using 13 positive place invariants in 24 ms returned sat
[2023-03-18 06:28:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:28:39] [INFO ] [Real]Absence check using state equation in 15703 ms returned sat
[2023-03-18 06:28:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 06:28:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-18 06:28:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 06:29:00] [INFO ] [Nat]Absence check using state equation in 17876 ms returned sat
[2023-03-18 06:29:01] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 06:29:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 06:29:06] [INFO ] [Nat]Added 268 Read/Feed constraints in 5265 ms returned sat
[2023-03-18 06:29:07] [INFO ] Deduced a trap composed of 40 places in 1095 ms of which 4 ms to minimize.
[2023-03-18 06:29:10] [INFO ] Deduced a trap composed of 40 places in 1862 ms of which 3 ms to minimize.
[2023-03-18 06:29:12] [INFO ] Deduced a trap composed of 48 places in 1892 ms of which 1 ms to minimize.
[2023-03-18 06:29:13] [INFO ] Deduced a trap composed of 40 places in 922 ms of which 0 ms to minimize.
[2023-03-18 06:29:15] [INFO ] Deduced a trap composed of 64 places in 1242 ms of which 1 ms to minimize.
[2023-03-18 06:29:16] [INFO ] Deduced a trap composed of 48 places in 1185 ms of which 0 ms to minimize.
[2023-03-18 06:29:18] [INFO ] Deduced a trap composed of 64 places in 1207 ms of which 0 ms to minimize.
[2023-03-18 06:29:20] [INFO ] Deduced a trap composed of 48 places in 1108 ms of which 1 ms to minimize.
[2023-03-18 06:29:22] [INFO ] Deduced a trap composed of 40 places in 1543 ms of which 0 ms to minimize.
[2023-03-18 06:29:24] [INFO ] Deduced a trap composed of 40 places in 1503 ms of which 0 ms to minimize.
[2023-03-18 06:29:25] [INFO ] Deduced a trap composed of 24 places in 1255 ms of which 0 ms to minimize.
[2023-03-18 06:29:27] [INFO ] Deduced a trap composed of 64 places in 1437 ms of which 0 ms to minimize.
[2023-03-18 06:29:28] [INFO ] Deduced a trap composed of 48 places in 719 ms of which 1 ms to minimize.
[2023-03-18 06:29:30] [INFO ] Deduced a trap composed of 65 places in 959 ms of which 1 ms to minimize.
[2023-03-18 06:29:31] [INFO ] Deduced a trap composed of 64 places in 752 ms of which 0 ms to minimize.
[2023-03-18 06:29:33] [INFO ] Deduced a trap composed of 64 places in 810 ms of which 1 ms to minimize.
[2023-03-18 06:29:35] [INFO ] Deduced a trap composed of 40 places in 1035 ms of which 1 ms to minimize.
[2023-03-18 06:29:36] [INFO ] Deduced a trap composed of 48 places in 937 ms of which 0 ms to minimize.
[2023-03-18 06:29:37] [INFO ] Deduced a trap composed of 64 places in 787 ms of which 0 ms to minimize.
[2023-03-18 06:29:39] [INFO ] Deduced a trap composed of 64 places in 598 ms of which 5 ms to minimize.
[2023-03-18 06:29:40] [INFO ] Deduced a trap composed of 48 places in 496 ms of which 0 ms to minimize.
[2023-03-18 06:29:41] [INFO ] Deduced a trap composed of 64 places in 552 ms of which 6 ms to minimize.
[2023-03-18 06:29:43] [INFO ] Trap strengthening (SAT) tested/added 23/22 trap constraints in 36801 ms
[2023-03-18 06:29:45] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2780 ms.
[2023-03-18 06:29:47] [INFO ] Added : 0 causal constraints over 0 iterations in 3980 ms. Result :sat
Interrupted Parikh directed walk after 42727 steps, including 42727 resets, run timeout after 30001 ms. (steps per millisecond=1 )
Parikh directed walk for 42727 steps, including 42727 resets, run took 30001 ms. (steps per millisecond=1 )
Random directed walk for 500006 steps, including 0 resets, run took 20392 ms (no deadlock found). (steps per millisecond=24 )
Random walk for 500000 steps, including 0 resets, run took 13879 ms (no deadlock found). (steps per millisecond=36 )
Random directed walk for 500015 steps, including 0 resets, run took 19935 ms (no deadlock found). (steps per millisecond=25 )
Random walk for 500000 steps, including 0 resets, run took 13638 ms (no deadlock found). (steps per millisecond=36 )
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 237 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-18 06:31:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-18 06:31:25] [INFO ] Invariant cache hit.
[2023-03-18 06:31:27] [INFO ] Implicit Places using invariants in 1915 ms returned []
Implicit Place search using SMT only with invariants took 1917 ms to find 0 implicit places.
[2023-03-18 06:31:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-18 06:31:27] [INFO ] Invariant cache hit.
[2023-03-18 06:31:35] [INFO ] Dead Transitions using invariants and state equation in 8195 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 10352 ms. Remains : 626/626 places, 31352/31352 transitions.
Interrupted Random walk after 1108920 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=36 )
[2023-03-18 06:32:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-18 06:32:05] [INFO ] Invariant cache hit.
[2023-03-18 06:32:09] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-18 06:32:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 06:32:24] [INFO ] [Real]Absence check using state equation in 15535 ms returned sat
[2023-03-18 06:32:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 06:32:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 21 ms returned sat
[2023-03-18 06:32:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 06:32:38] [INFO ] [Nat]Absence check using state equation in 9972 ms returned sat
[2023-03-18 06:32:38] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-18 06:32:41] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 06:32:44] [INFO ] [Nat]Added 268 Read/Feed constraints in 6462 ms returned unknown
Random directed walk for 500008 steps, including 0 resets, run took 20224 ms (no deadlock found). (steps per millisecond=24 )
Random walk for 500000 steps, including 0 resets, run took 15277 ms (no deadlock found). (steps per millisecond=32 )
Random directed walk for 500010 steps, including 0 resets, run took 20611 ms (no deadlock found). (steps per millisecond=24 )
Random walk for 500000 steps, including 0 resets, run took 14236 ms (no deadlock found). (steps per millisecond=35 )
[2023-03-18 06:33:56] [INFO ] Flatten gal took : 1090 ms
[2023-03-18 06:33:56] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 2 ms.
[2023-03-18 06:33:56] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 639 places, 31353 transitions and 125418 arcs took 90 ms.
Total runtime 369274 ms.
There are residual formulas that ITS could not solve within timeout
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 15311724 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16078028 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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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
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="RERS17pb113-PT-4"
export BK_EXAMINATION="ReachabilityDeadlock"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RERS17pb113-PT-4, 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 r343-tall-167889215000016"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-4.tgz
mv RERS17pb113-PT-4 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 ;