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.r329-tall-167889202700906.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 RingSingleMessageInMbox-PT-d2m040, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889202700906
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 102M
-rw-r--r-- 1 mcc users 7.1K Feb 26 05:18 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Feb 26 05:18 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 26 05:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K Feb 26 05:08 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 16:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 26 05:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 179K Feb 26 05:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Feb 26 05:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 26 05:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 102M 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

here is the order used to build the result vector(from text file)
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-00
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-01
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-02
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-03
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-04
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-05
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-06
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-07
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-08
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-09
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-10
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-11
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-12
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-13
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-14
FORMULA_NAME RingSingleMessageInMbox-PT-d2m040-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1679195466607

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=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RingSingleMessageInMbox-PT-d2m040
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-19 03:11:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 03:11:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 03:11:14] [INFO ] Load time of PNML (sax parser for PT used): 5891 ms
[2023-03-19 03:11:14] [INFO ] Transformed 66950 places.
[2023-03-19 03:11:14] [INFO ] Transformed 213625 transitions.
[2023-03-19 03:11:14] [INFO ] Parsed PT model containing 66950 places and 213625 transitions and 854500 arcs in 6610 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 42 ms.
Deduced a syphon composed of 36863 places in 283 ms
Reduce places removed 36863 places and 0 transitions.
Support contains 68 out of 30087 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 30087/30087 places, 213625/213625 transitions.
Reduce places removed 35 places and 0 transitions.
Ensure Unique test removed 300 transitions
Reduce isomorphic transitions removed 300 transitions.
Iterating post reduction 0 with 335 rules applied. Total rules applied 335 place count 30052 transition count 213325
Discarding 259 places :
Symmetric choice reduction at 1 with 259 rule applications. Total rules 594 place count 29793 transition count 133812
Iterating global reduction 1 with 259 rules applied. Total rules applied 853 place count 29793 transition count 133812
Applied a total of 853 rules in 13339 ms. Remains 29793 /30087 variables (removed 294) and now considering 133812/213625 (removed 79813) transitions.
// Phase 1: matrix 133812 rows 29793 cols
[2023-03-19 03:12:50] [INFO ] Computed 3 place invariants in 75530 ms
[2023-03-19 03:12:53] [INFO ] Implicit Places using invariants in 78258 ms returned []
Implicit Place search using SMT only with invariants took 83779 ms to find 0 implicit places.
[2023-03-19 03:12:53] [INFO ] Invariant cache hit.
[2023-03-19 03:12:55] [INFO ] Dead Transitions using invariants and state equation in 2414 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 29793/30087 places, 133812/213625 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 99547 ms. Remains : 29793/30087 places, 133812/213625 transitions.
Support contains 68 out of 29793 places after structural reductions.
[2023-03-19 03:12:59] [INFO ] Flatten gal took : 3118 ms
[2023-03-19 03:13:02] [INFO ] Flatten gal took : 3039 ms
[2023-03-19 03:13:10] [INFO ] Input system was already deterministic with 133812 transitions.
Incomplete random walk after 10000 steps, including 1472 resets, run finished after 18591 ms. (steps per millisecond=0 ) properties (out of 64) seen :47
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 56 ms. (steps per millisecond=17 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 54 ms. (steps per millisecond=18 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 49 ms. (steps per millisecond=20 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 48 ms. (steps per millisecond=20 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 17) seen :0
Running SMT prover for 17 properties.
[2023-03-19 03:13:30] [INFO ] Invariant cache hit.
[2023-03-19 03:13:41] [INFO ] [Real]Absence check using 2 positive place invariants in 121 ms returned sat
[2023-03-19 03:13:41] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 115 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:626)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 03:13:55] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-19 03:13:55] [INFO ] After 25016ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 17 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 21 out of 29793 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29793/29793 places, 133812/133812 transitions.
Graph (complete) has 193213 edges and 29793 vertex of which 29767 are kept as prefixes of interest. Removing 26 places using SCC suffix rule.180 ms
Discarding 26 places :
Also discarding 0 output transitions
Drop transitions removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 0 with 56 rules applied. Total rules applied 57 place count 29767 transition count 133756
Discarding 40 places :
Symmetric choice reduction at 1 with 40 rule applications. Total rules 97 place count 29727 transition count 60996
Iterating global reduction 1 with 40 rules applied. Total rules applied 137 place count 29727 transition count 60996
Applied a total of 137 rules in 3776 ms. Remains 29727 /29793 variables (removed 66) and now considering 60996/133812 (removed 72816) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3780 ms. Remains : 29727/29793 places, 60996/133812 transitions.
Incomplete random walk after 10000 steps, including 1452 resets, run finished after 4375 ms. (steps per millisecond=2 ) properties (out of 16) seen :5
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
// Phase 1: matrix 60996 rows 29727 cols
[2023-03-19 03:14:19] [INFO ] Computed 4 place invariants in 15796 ms
[2023-03-19 03:14:26] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 318 ms returned sat
[2023-03-19 03:14:44] [INFO ] After 14256ms SMT Verify possible using state equation in real domain returned unsat :0 sat :9
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 138064 kB
After kill :
MemTotal: 16393216 kB
MemFree: 135736 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 CTLFireability -timeout 360 -rebuildPNML

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="RingSingleMessageInMbox-PT-d2m040"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="ltsminxred"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RingSingleMessageInMbox-PT-d2m040, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r329-tall-167889202700906"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d2m040.tgz
mv RingSingleMessageInMbox-PT-d2m040 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;