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.r489-tall-167912707100702.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 ltsminxred
Input is TokenRing-PT-050, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912707100702
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6G
-rw-r--r-- 1 mcc users 1.7M Feb 26 14:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 7.4M Feb 26 14:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 72M Feb 26 12:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 255M Feb 26 11:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 1.6M Feb 25 17:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 5.5M Feb 25 17:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 27M Feb 25 17:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 73M Feb 25 17:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.7M Feb 28 13:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 13M Feb 28 13:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 241M Feb 28 12:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 850M Feb 28 11:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 279K Feb 25 17:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 707K Feb 25 17:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 61M 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 TokenRing-PT-050-ReachabilityCardinality-00
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-01
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-02
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-03
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-04
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-05
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-06
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-07
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-08
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-09
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-10
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-11
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-12
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-13
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-14
FORMULA_NAME TokenRing-PT-050-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1679306195089

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=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TokenRing-PT-050
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-20 09:56:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2023-03-20 09:56:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 09:56:44] [INFO ] Load time of PNML (sax parser for PT used): 1924 ms
[2023-03-20 09:56:45] [INFO ] Transformed 2601 places.
[2023-03-20 09:56:45] [INFO ] Transformed 127551 transitions.
[2023-03-20 09:56:45] [INFO ] Parsed PT model containing 2601 places and 127551 transitions and 510204 arcs in 2434 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 2614 ms.
Working with output stream class java.io.PrintStream
FORMULA TokenRing-PT-050-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1051 ms. (steps per millisecond=9 ) properties (out of 8) seen :6
FORMULA TokenRing-PT-050-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-050-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-050-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-050-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-050-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-050-ReachabilityCardinality-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 127551 rows 2601 cols
[2023-03-20 09:56:51] [INFO ] Computed 51 place invariants in 492 ms
[2023-03-20 09:56:51] [INFO ] After 643ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-20 09:56:52] [INFO ] [Nat]Absence check using 51 positive place invariants in 111 ms returned sat
[2023-03-20 09:57:16] [INFO ] After 24521ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :0
[2023-03-20 09:57:18] [INFO ] State equation strengthened by 125050 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
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.Application.startNoEx(Application.java:902)
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)
[2023-03-20 09:57:18] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-20 09:57:18] [INFO ] After 27003ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
FORMULA TokenRing-PT-050-ReachabilityCardinality-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 19 out of 2601 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2601/2601 places, 127551/127551 transitions.
Applied a total of 0 rules in 29183 ms. Remains 2601 /2601 variables (removed 0) and now considering 127551/127551 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29200 ms. Remains : 2601/2601 places, 127551/127551 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 789 ms. (steps per millisecond=12 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3349 steps, run timeout after 3007 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3349 steps, saw 2910 distinct states, run finished after 3008 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-20 09:57:52] [INFO ] Invariant cache hit.
[2023-03-20 09:57:52] [INFO ] After 300ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 09:57:52] [INFO ] [Nat]Absence check using 51 positive place invariants in 37 ms returned sat
[2023-03-20 09:58:17] [INFO ] After 25025ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 19 out of 2601 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2601/2601 places, 127551/127551 transitions.
Applied a total of 0 rules in 28520 ms. Remains 2601 /2601 variables (removed 0) and now considering 127551/127551 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28521 ms. Remains : 2601/2601 places, 127551/127551 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2601/2601 places, 127551/127551 transitions.
Applied a total of 0 rules in 25359 ms. Remains 2601 /2601 variables (removed 0) and now considering 127551/127551 (removed 0) transitions.
[2023-03-20 09:59:11] [INFO ] Invariant cache hit.
[2023-03-20 09:59:19] [INFO ] Implicit Places using invariants in 8150 ms returned []
Implicit Place search using SMT only with invariants took 8152 ms to find 0 implicit places.
[2023-03-20 09:59:19] [INFO ] Invariant cache hit.
[2023-03-20 09:59:49] [INFO ] Performed 81744/127551 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-20 10:00:06] [INFO ] Dead Transitions using invariants and state equation in 47079 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80608 ms. Remains : 2601/2601 places, 127551/127551 transitions.
Graph (trivial) has 125655 edges and 2601 vertex of which 2582 / 2601 are part of one of the 51 SCC in 97 ms
Free SCC test removed 2531 places
Drop transitions removed 125655 transitions
Ensure Unique test removed 1854 transitions
Reduce isomorphic transitions removed 127509 transitions.
Graph (complete) has 42 edges and 70 vertex of which 36 are kept as prefixes of interest. Removing 34 places using SCC suffix rule.1 ms
Discarding 34 places :
Also discarding 0 output transitions
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 6 place count 36 transition count 38
Applied a total of 6 rules in 355 ms. Remains 36 /2601 variables (removed 2565) and now considering 38/127551 (removed 127513) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 38 rows 36 cols
[2023-03-20 10:00:07] [INFO ] Computed 17 place invariants in 3 ms
[2023-03-20 10:00:07] [INFO ] After 27ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 10:00:07] [INFO ] [Nat]Absence check using 17 positive place invariants in 3 ms returned sat
[2023-03-20 10:00:07] [INFO ] After 18ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 10:00:07] [INFO ] After 26ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2023-03-20 10:00:07] [INFO ] After 73ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2023-03-20 10:00:07] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 5 ms.
[2023-03-20 10:00:07] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2601 places, 127551 transitions and 510204 arcs took 271 ms.
[2023-03-20 10:00:11] [INFO ] Flatten gal took : 3140 ms
Total runtime 208439 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --invariant=/tmp/498/inv_0_ --inv-par
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 8724992 kB
After kill :
MemTotal: 16393216 kB
MemFree: 14194148 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 ReachabilityCardinality -timeout 360 -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="TokenRing-PT-050"
export BK_EXAMINATION="ReachabilityCardinality"
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 TokenRing-PT-050, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r489-tall-167912707100702"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-PT-050.tgz
mv TokenRing-PT-050 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;