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.r531-tall-167987252300184.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 itstools
Input is Murphy-COL-D2N050, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r531-tall-167987252300184
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 6.4K Mar 23 15:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 23 15:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 23 15:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 23 15:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 23 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 23 07:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 23 07:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 23 07:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 12K Mar 23 15:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Mar 23 15:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Mar 23 15:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Mar 23 15:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 23 07:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 23 07:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 equiv_pt
-rw-r--r-- 1 mcc users 7 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 20K 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 1680820744164

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=itstools
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Murphy-COL-D2N050
Not applying reductions.
Model is COL
Liveness COL
Running Version 202304061127
[2023-04-06 22:39:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2023-04-06 22:39:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-06 22:39:05] [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.
[2023-04-06 22:39:05] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-04-06 22:39:06] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 501 ms
[2023-04-06 22:39:06] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 18 PT places and 21.0 transition bindings in 17 ms.
[2023-04-06 22:39:06] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 27 arcs in 4 ms.
[2023-04-06 22:39:06] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2023-04-06 22:39:06] [INFO ] Unfolded HLPN to a Petri net with 18 places and 21 transitions 81 arcs in 5 ms.
[2023-04-06 22:39:06] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2023-04-06 22:39:06] [INFO ] Unfolded HLPN to a Petri net with 18 places and 21 transitions 81 arcs in 2 ms.
[2023-04-06 22:39:06] [INFO ] Unfolded 7 HLPN properties in 0 ms.
[2023-04-06 22:39:06] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 27 arcs in 1 ms.
[2023-04-06 22:39:06] [INFO ] Skeletonized 7 HLPN properties in 0 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Arc [2:1*[(MOD (ADD $x 1) 3)]] contains successor/predecessor on variables of sort CD
[2023-04-06 22:39:06] [INFO ] Unfolded HLPN to a Petri net with 18 places and 21 transitions 81 arcs in 4 ms.
[2023-04-06 22:39:06] [INFO ] Unfolded 7 HLPN properties in 1 ms.
Built sparse matrix representations for Structural reductions in 0 ms.25174KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 18/18 places, 21/21 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 9 ms. Remains 18 /18 variables (removed 0) and now considering 21/21 (removed 0) transitions.
// Phase 1: matrix 21 rows 18 cols
[2023-04-06 22:39:06] [INFO ] Computed 4 invariants in 4 ms
[2023-04-06 22:39:06] [INFO ] Dead Transitions using invariants and state equation in 158 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 189 ms. Remains : 18/18 places, 21/21 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 18/18 places, 21/21 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 3 ms. Remains 18 /18 variables (removed 0) and now considering 21/21 (removed 0) transitions.
[2023-04-06 22:39:06] [INFO ] Invariant cache hit.
[2023-04-06 22:39:06] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-04-06 22:39:06] [INFO ] Invariant cache hit.
[2023-04-06 22:39:06] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-06 22:39:06] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2023-04-06 22:39:06] [INFO ] Redundant transitions in 2 ms returned []
[2023-04-06 22:39:06] [INFO ] Invariant cache hit.
[2023-04-06 22:39:06] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 129 ms. Remains : 18/18 places, 21/21 transitions.
Random walk for 1250010 steps, including 0 resets, run took 431 ms (no deadlock found). (steps per millisecond=2900 )
Random directed walk for 1250004 steps, including 0 resets, run took 520 ms (no deadlock found). (steps per millisecond=2403 )
[2023-04-06 22:39:07] [INFO ] Invariant cache hit.
[2023-04-06 22:39:07] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-06 22:39:07] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-06 22:39:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-06 22:39:07] [INFO ] [Real]Absence check using state equation in 7 ms returned unsat
[2023-04-06 22:39:07] [INFO ] Unfolded HLPN to a Petri net with 18 places and 21 transitions 81 arcs in 1 ms.
[2023-04-06 22:39:07] [INFO ] Unfolded 7 HLPN properties in 0 ms.
Initial state reduction rules removed 3 formulas.
Incomplete random walk after 10003 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 4) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-04-06 22:39:07] [INFO ] Invariant cache hit.
[2023-04-06 22:39:07] [INFO ] Flatten gal took : 16 ms
[2023-04-06 22:39:07] [INFO ] Flatten gal took : 4 ms
[2023-04-06 22:39:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11080911189322862265.gal : 4 ms
[2023-04-06 22:39:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4226239182059973887.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11080911189322862265.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4226239182059973887.prop' '--nowitness' '--gen-order' 'FOLLOW'

[2023-04-06 22:39:07] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-06 22:39:07] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-06 22:39:07] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
[2023-04-06 22:39:07] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
Loading property file /tmp/ReachabilityCardinality4226239182059973887.prop.
[2023-04-06 22:39:07] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 2 ms returned sat
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 30630
[2023-04-06 22:39:07] [INFO ] After 20ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-04-06 22:39:07] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-06 22:39:07] [INFO ] After 5ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
SDD proceeding with computation,1 properties remain. new max is 128
[2023-04-06 22:39:07] [INFO ] After 10ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
SDD size :30630 after 243534
Minimization took 5 ms.
[2023-04-06 22:39:07] [INFO ] After 182ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 6 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 21/21 transitions.
Graph (complete) has 69 edges and 18 vertex of which 9 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 6 output transitions
Drop transitions removed 6 transitions
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 9 transition count 12
Applied a total of 4 rules in 3 ms. Remains 9 /18 variables (removed 9) and now considering 12/21 (removed 9) transitions.
// Phase 1: matrix 12 rows 9 cols
[2023-04-06 22:39:07] [INFO ] Computed 0 invariants in 0 ms
[2023-04-06 22:39:07] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 9/18 places, 12/21 transitions.
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :243534 after 6.74316e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :6.74316e+06 after 5.3501e+07
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 825 ms. (steps per millisecond=1212 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 468 ms. (steps per millisecond=2136 ) properties (out of 1) seen :0
Probably explored full state space saw : 216 states, properties seen :0
Probabilistic random walk after 1080 steps, saw 216 distinct states, run finished after 11 ms. (steps per millisecond=98 ) properties seen :0
Explored full state space saw : 216 states, properties seen :0
Exhaustive walk after 1080 steps, saw 216 distinct states, run finished after 3 ms. (steps per millisecond=360 ) properties seen :0
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
FORMULA Liveness FALSE TECHNIQUES QUASILIVENESS_TEST
Total runtime 3582 ms.
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :5.3501e+07 after 4.89885e+08

BK_STOP 1680820750498

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="Murphy-COL-D2N050"
export BK_EXAMINATION="Liveness"
export BK_TOOL="itstools"
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 itstools"
echo " Input is Murphy-COL-D2N050, 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 r531-tall-167987252300184"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Murphy-COL-D2N050.tgz
mv Murphy-COL-D2N050 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 ;