Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r168-tall-165277016400268.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-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 2-4028
Executing tool itstools
Input is Philosophers-COL-050000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-165277016400268
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.5M
-rw-r--r-- 1 mcc users 7.5K Apr 29 11:28 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Apr 29 11:28 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Apr 29 11:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Apr 29 11:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 9 08:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 9 08:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 9 08:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 9 08:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 9 08:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 9 08:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:34 equiv_pt
-rw-r--r-- 1 mcc users 7 May 10 09:34 instance
-rw-r--r-- 1 mcc users 5 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 2.3M May 10 09:34 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME Philosophers-COL-050000-LTLFireability-00
FORMULA_NAME Philosophers-COL-050000-LTLFireability-01
FORMULA_NAME Philosophers-COL-050000-LTLFireability-02
FORMULA_NAME Philosophers-COL-050000-LTLFireability-03
FORMULA_NAME Philosophers-COL-050000-LTLFireability-04
FORMULA_NAME Philosophers-COL-050000-LTLFireability-05
FORMULA_NAME Philosophers-COL-050000-LTLFireability-06
FORMULA_NAME Philosophers-COL-050000-LTLFireability-07
FORMULA_NAME Philosophers-COL-050000-LTLFireability-08
FORMULA_NAME Philosophers-COL-050000-LTLFireability-09
FORMULA_NAME Philosophers-COL-050000-LTLFireability-10
FORMULA_NAME Philosophers-COL-050000-LTLFireability-11
FORMULA_NAME Philosophers-COL-050000-LTLFireability-12
FORMULA_NAME Philosophers-COL-050000-LTLFireability-13
FORMULA_NAME Philosophers-COL-050000-LTLFireability-14
FORMULA_NAME Philosophers-COL-050000-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1652816667745

Running Version 202205111006
[2022-05-17 19:44:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-17 19:44:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-17 19:44:28] [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.
[2022-05-17 19:44:29] [WARNING] Using fallBack plugin, rng conformance not checked
[2022-05-17 19:44:30] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1143 ms
[2022-05-17 19:44:30] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 250000 PT places and 250000.0 transition bindings in 46 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2022-05-17 19:44:30] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 11 ms.
[2022-05-17 19:44:30] [INFO ] Skeletonized 16 HLPN properties in 0 ms.
Initial state reduction rules removed 2 formulas.
FORMULA Philosophers-COL-050000-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-050000-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 4 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 50001 steps, including 0 resets, run finished after 24 ms. (steps per millisecond=2083 ) properties (out of 5) seen :1
Finished Best-First random walk after 29 steps, including 0 resets, run visited all 4 properties in 2 ms. (steps per millisecond=14 )
[2022-05-17 19:44:30] [INFO ] Flatten gal took : 14 ms
[2022-05-17 19:44:30] [INFO ] Flatten gal took : 2 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 50000) 50000) 50000)]] contains successor/predecessor on variables of sort Philo
[2022-05-17 19:44:31] [INFO ] Unfolded HLPN to a Petri net with 250000 places and 250000 transitions 800000 arcs in 1288 ms.
[2022-05-17 19:44:31] [INFO ] Unfolded 14 HLPN properties in 188 ms.
Initial state reduction rules removed 1 formulas.
FORMULA Philosophers-COL-050000-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 250000 out of 250000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 250000/250000 places, 250000/250000 transitions.
Applied a total of 0 rules in 1159 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
// Phase 1: matrix 250000 rows 250000 cols
[2022-05-17 19:44:45] [INFO ] Computed 100000 place invariants in 1485 ms
[2022-05-17 19:45:05] [INFO ] Implicit Places using invariants in 21367 ms returned []
Implicit Place search using SMT only with invariants took 21395 ms to find 0 implicit places.
// Phase 1: matrix 250000 rows 250000 cols
[2022-05-17 19:45:06] [INFO ] Computed 100000 place invariants in 909 ms
[2022-05-17 19:45:24] [INFO ] Dead Transitions using invariants and state equation in 18587 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 250000/250000 places, 250000/250000 transitions.
Support contains 250000 out of 250000 places after structural reductions.
[2022-05-17 19:45:49] [INFO ] Flatten gal took : 13295 ms
[2022-05-17 19:47:15] [INFO ] Flatten gal took : 19129 ms
[2022-05-17 19:48:49] [INFO ] Input system was already deterministic with 250000 transitions.
Interrupted random walk after 1239 steps, including 0 resets, run timeout after 30014 ms. (steps per millisecond=0 ) properties seen 7
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 22172 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 18747 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 18657 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 23099 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 43108 ms. (steps per millisecond=0 ) properties seen 0
Running SMT prover for 5 properties.
// Phase 1: matrix 250000 rows 250000 cols
[2022-05-17 19:51:35] [INFO ] Computed 100000 place invariants in 704 ms
[2022-05-17 19:52:00] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-17 19:52:00] [INFO ] After 25205ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 150000 out of 250000 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 250000/250000 places, 250000/250000 transitions.
Applied a total of 0 rules in 2225 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 250000/250000 places, 250000/250000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(F((G(F((X(X(G(p0)))||G(p1))))&&!p0)))))'
Support contains 150000 out of 250000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 250000/250000 places, 250000/250000 transitions.
Applied a total of 0 rules in 2803 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
// Phase 1: matrix 250000 rows 250000 cols
[2022-05-17 19:52:14] [INFO ] Computed 100000 place invariants in 1083 ms
[2022-05-17 19:52:32] [INFO ] Implicit Places using invariants in 19288 ms returned []
Implicit Place search using SMT only with invariants took 19289 ms to find 0 implicit places.
// Phase 1: matrix 250000 rows 250000 cols
[2022-05-17 19:52:33] [INFO ] Computed 100000 place invariants in 793 ms
[2022-05-17 19:52:51] [INFO ] Dead Transitions using invariants and state equation in 18831 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 250000/250000 places, 250000/250000 transitions.
Stuttering acceptance computed with spot in 347 ms :[(OR (NOT p1) p0), p0, (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Philosophers-COL-050000-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=(OR (NOT p0) (NOT p1)), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0, 1} source=1 dest: 1}], [{ cond=(AND p0 p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={1} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p0:(AND (LT s240975 1) (LT s220516 1) (LT s249295 1) (LT s208377 1) (LT s203876 1) (LT s212196 1) (LT s200057 1) (LT s216697 1) (LT s224335 1) (LT s232655...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration timeout after 470 steps with 0 reset in 10127 ms.
Product exploration timeout after 470 steps with 1 reset in 10043 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0)]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND p0 p1)))]
Knowledge based reduction with 4 factoid took 373 ms. Reduced automaton from 3 states, 8 edges and 2 AP to 3 states, 8 edges and 2 AP.
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p1) p0), p0, (AND (NOT p0) (NOT p1))]
Interrupted random walk after 1594 steps, including 0 resets, run timeout after 30017 ms. (steps per millisecond=0 ) properties seen 5
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 15880 ms. (steps per millisecond=0 ) properties seen 0
Running SMT prover for 1 properties.
// Phase 1: matrix 250000 rows 250000 cols
[2022-05-17 20:37:54] [INFO ] Computed 100000 place invariants in 873 ms
[2022-05-17 20:38:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-17 20:38:19] [INFO ] After 25159ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 150000 out of 250000 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 250000/250000 places, 250000/250000 transitions.
Applied a total of 0 rules in 1586 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 250000/250000 places, 250000/250000 transitions.
Interrupted random walk after 1657 steps, including 0 resets, run timeout after 30014 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 15034 ms. (steps per millisecond=0 ) properties seen 0
Probabilistic random walk exhausted memory after 8461 steps, saw 8462 distinct states, run finished after 163271 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 250000 rows 250000 cols
[2022-05-17 20:41:52] [INFO ] Computed 100000 place invariants in 873 ms
[2022-05-17 20:42:17] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-17 20:42:17] [INFO ] After 25154ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 150000 out of 250000 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 250000/250000 places, 250000/250000 transitions.
Applied a total of 0 rules in 1592 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 250000/250000 places, 250000/250000 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 250000/250000 places, 250000/250000 transitions.
Applied a total of 0 rules in 1797 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
// Phase 1: matrix 250000 rows 250000 cols
[2022-05-17 20:42:22] [INFO ] Computed 100000 place invariants in 994 ms
[2022-05-17 20:42:41] [INFO ] Implicit Places using invariants in 20176 ms returned []
Implicit Place search using SMT only with invariants took 20183 ms to find 0 implicit places.
// Phase 1: matrix 250000 rows 250000 cols
[2022-05-17 20:42:42] [INFO ] Computed 100000 place invariants in 1263 ms
[2022-05-17 20:43:00] [INFO ] Dead Transitions using invariants and state equation in 19212 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 250000/250000 places, 250000/250000 transitions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0)]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND p0 p1))), (F (AND (NOT p1) p0)), (F (AND (NOT p1) (NOT p0))), (F (NOT p0)), (F (NOT (AND p1 p0))), (F (OR (NOT p1) (NOT p0)))]
Knowledge based reduction with 4 factoid took 314 ms. Reduced automaton from 3 states, 8 edges and 2 AP to 3 states, 8 edges and 2 AP.
Stuttering acceptance computed with spot in 88 ms :[(OR (NOT p1) p0), p0, (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 94 ms :[(OR (NOT p1) p0), p0, (AND (NOT p0) (NOT p1))]
[2022-05-17 20:44:25] [WARNING] OOM error produced while checking expression EG p0
Could not prove EG p0
Support contains 150000 out of 250000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 250000/250000 places, 250000/250000 transitions.

BK_TIME_CONFINEMENT_REACHED

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination LTLFireability -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="Philosophers-COL-050000"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 2-4028"
echo " Executing tool itstools"
echo " Input is Philosophers-COL-050000, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r168-tall-165277016400268"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-050000.tgz
mv Philosophers-COL-050000 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;