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.r533-tall-167987252900009.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 Anderson-PT-05, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r533-tall-167987252900009
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 6.1K Mar 23 15:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Mar 23 15:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 23 15:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 23 15:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 23 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 23 07:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 23 07:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 23 07:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 7.5K Mar 23 15:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 23 15:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Mar 23 15:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Mar 23 15:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 23 07:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 23 07:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 185K Mar 31 16:48 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 1680815448849

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=Anderson-PT-05
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2023-04-06 21:10:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-04-06 21:10:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-06 21:10:50] [INFO ] Load time of PNML (sax parser for PT used): 60 ms
[2023-04-06 21:10:50] [INFO ] Transformed 161 places.
[2023-04-06 21:10:50] [INFO ] Transformed 365 transitions.
[2023-04-06 21:10:50] [INFO ] Found NUPN structural information;
[2023-04-06 21:10:50] [INFO ] Parsed PT model containing 161 places and 365 transitions and 1380 arcs in 128 ms.
Built sparse matrix representations for Structural reductions in 6 ms.20429KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 161/161 places, 365/365 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 26 ms. Remains 161 /161 variables (removed 0) and now considering 365/365 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 26 ms. Remains : 161/161 places, 365/365 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 161/161 places, 365/365 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 15 ms. Remains 161 /161 variables (removed 0) and now considering 365/365 (removed 0) transitions.
// Phase 1: matrix 365 rows 161 cols
[2023-04-06 21:10:50] [INFO ] Computed 13 invariants in 21 ms
[2023-04-06 21:10:51] [INFO ] Implicit Places using invariants in 201 ms returned []
[2023-04-06 21:10:51] [INFO ] Invariant cache hit.
[2023-04-06 21:10:51] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-04-06 21:10:51] [INFO ] Implicit Places using invariants and state equation in 165 ms returned []
Implicit Place search using SMT with State Equation took 490 ms to find 0 implicit places.
[2023-04-06 21:10:51] [INFO ] Redundant transitions in 21 ms returned []
[2023-04-06 21:10:51] [INFO ] Invariant cache hit.
[2023-04-06 21:10:51] [INFO ] Dead Transitions using invariants and state equation in 254 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 785 ms. Remains : 161/161 places, 365/365 transitions.
Random walk for 1250000 steps, including 0 resets, run took 1311 ms (no deadlock found). (steps per millisecond=953 )
Random directed walk for 1250000 steps, including 0 resets, run took 1138 ms (no deadlock found). (steps per millisecond=1098 )
[2023-04-06 21:10:53] [INFO ] Invariant cache hit.
[2023-04-06 21:10:54] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-04-06 21:10:54] [INFO ] [Real]Absence check using 6 positive and 7 generalized place invariants in 43 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 161/161 places, 365/365 transitions.
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 20 Pre rules applied. Total rules applied 0 place count 161 transition count 345
Deduced a syphon composed of 20 places in 2 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 141 transition count 345
Applied a total of 40 rules in 17 ms. Remains 141 /161 variables (removed 20) and now considering 345/365 (removed 20) transitions.
// Phase 1: matrix 345 rows 141 cols
[2023-04-06 21:10:54] [INFO ] Computed 13 invariants in 9 ms
[2023-04-06 21:10:54] [INFO ] Implicit Places using invariants in 186 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 188 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 140/161 places, 345/365 transitions.
Drop transitions removed 25 transitions
Trivial Post-agglo rules discarded 25 transitions
Performed 25 trivial Post agglomeration. Transition count delta: 25
Iterating post reduction 0 with 25 rules applied. Total rules applied 25 place count 140 transition count 320
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 1 with 25 rules applied. Total rules applied 50 place count 115 transition count 320
Applied a total of 50 rules in 4 ms. Remains 115 /140 variables (removed 25) and now considering 320/345 (removed 25) transitions.
// Phase 1: matrix 320 rows 115 cols
[2023-04-06 21:10:54] [INFO ] Computed 12 invariants in 2 ms
[2023-04-06 21:10:54] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-04-06 21:10:54] [INFO ] Invariant cache hit.
[2023-04-06 21:10:54] [INFO ] State equation strengthened by 35 read => feed constraints.
[2023-04-06 21:10:54] [INFO ] Implicit Places using invariants and state equation in 380 ms returned []
Implicit Place search using SMT with State Equation took 508 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 115/161 places, 320/365 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 718 ms. Remains : 115/161 places, 320/365 transitions.
Initial state reduction rules removed 5 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 539 ms. (steps per millisecond=18 ) properties (out of 315) seen :276
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 39) seen :1
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 38) seen :4
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 34) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 32) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 31) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 30) seen :7
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 23) seen :4
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 19) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 18) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 17) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 15) seen :4
Running SMT prover for 11 properties.
[2023-04-06 21:10:55] [INFO ] Invariant cache hit.
[2023-04-06 21:10:55] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-04-06 21:10:55] [INFO ] [Real]Absence check using 6 positive and 6 generalized place invariants in 11 ms returned sat
[2023-04-06 21:10:55] [INFO ] After 390ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-04-06 21:10:56] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-04-06 21:10:56] [INFO ] [Nat]Absence check using 6 positive and 6 generalized place invariants in 4 ms returned sat
[2023-04-06 21:10:56] [INFO ] After 245ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2023-04-06 21:10:56] [INFO ] State equation strengthened by 35 read => feed constraints.
[2023-04-06 21:10:56] [INFO ] After 207ms SMT Verify possible using 35 Read/Feed constraints in natural domain returned unsat :0 sat :11
[2023-04-06 21:10:56] [INFO ] After 516ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
Attempting to minimize the solution found.
Minimization took 196 ms.
[2023-04-06 21:10:57] [INFO ] After 1088ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
Parikh walk visited 8 properties in 1948 ms.
Support contains 4 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 320/320 transitions.
Discarding 37 places :
Symmetric choice reduction at 0 with 37 rule applications. Total rules 37 place count 78 transition count 147
Iterating global reduction 0 with 37 rules applied. Total rules applied 74 place count 78 transition count 147
Applied a total of 74 rules in 20 ms. Remains 78 /115 variables (removed 37) and now considering 147/320 (removed 173) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 78/115 places, 147/320 transitions.
Finished random walk after 883675 steps, including 2 resets, run visited all 3 properties in 4078 ms. (steps per millisecond=216 )
Parikh walk visited 0 properties in 0 ms.
Able to resolve query QuasiLiveness after proving 320 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 161/161 places, 365/365 transitions.
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 20 Pre rules applied. Total rules applied 0 place count 161 transition count 345
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 141 transition count 345
Applied a total of 40 rules in 7 ms. Remains 141 /161 variables (removed 20) and now considering 345/365 (removed 20) transitions.
// Phase 1: matrix 345 rows 141 cols
[2023-04-06 21:11:03] [INFO ] Computed 13 invariants in 8 ms
[2023-04-06 21:11:03] [INFO ] Implicit Places using invariants in 197 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 198 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 140/161 places, 345/365 transitions.
Drop transitions removed 25 transitions
Trivial Post-agglo rules discarded 25 transitions
Performed 25 trivial Post agglomeration. Transition count delta: 25
Iterating post reduction 0 with 25 rules applied. Total rules applied 25 place count 140 transition count 320
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 1 with 25 rules applied. Total rules applied 50 place count 115 transition count 320
Applied a total of 50 rules in 5 ms. Remains 115 /140 variables (removed 25) and now considering 320/345 (removed 25) transitions.
// Phase 1: matrix 320 rows 115 cols
[2023-04-06 21:11:03] [INFO ] Computed 12 invariants in 2 ms
[2023-04-06 21:11:03] [INFO ] Implicit Places using invariants in 134 ms returned []
[2023-04-06 21:11:03] [INFO ] Invariant cache hit.
[2023-04-06 21:11:03] [INFO ] State equation strengthened by 35 read => feed constraints.
[2023-04-06 21:11:03] [INFO ] Implicit Places using invariants and state equation in 358 ms returned []
Implicit Place search using SMT with State Equation took 495 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 115/161 places, 320/365 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 707 ms. Remains : 115/161 places, 320/365 transitions.
Unable to solve all queries for examination Liveness. Remains :320 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 320 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 13341 ms.
starting LoLA
BK_INPUT Anderson-PT-05
BK_EXAMINATION: Liveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: Liveness

FORMULA Liveness TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1680815468256

--------------------
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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /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 place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: LAUNCH SYMM
lola: ..... ncs_to_p1_2_3_7: true
lola: ..... cs_to_ncs_3_2_F.F.F.F.F: true
lola: The net is live

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="Anderson-PT-05"
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 Anderson-PT-05, 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 r533-tall-167987252900009"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-05.tgz
mv Anderson-PT-05 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 ;