Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r088-tall-171620522400097.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool gold2023
Input is CANInsertWithFailure-PT-080, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r088-tall-171620522400097
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 39M
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K May 19 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 19 15:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 19 07:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 17:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 19 15:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 39M May 18 16:42 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716216196259

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=gold2023
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CANInsertWithFailure-PT-080
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202304061127
[2024-05-20 14:43:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-20 14:43:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-20 14:43:19] [INFO ] Load time of PNML (sax parser for PT used): 846 ms
[2024-05-20 14:43:19] [INFO ] Transformed 13764 places.
[2024-05-20 14:43:19] [INFO ] Transformed 38880 transitions.
[2024-05-20 14:43:19] [INFO ] Parsed PT model containing 13764 places and 38880 transitions and 104000 arcs in 1039 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 13764/13764 places, 38880/38880 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 560 transitions
Trivial Post-agglo rules discarded 560 transitions
Performed 560 trivial Post agglomeration. Transition count delta: 560
Iterating post reduction 0 with 561 rules applied. Total rules applied 561 place count 13763 transition count 38320
Reduce places removed 560 places and 0 transitions.
Iterating post reduction 1 with 560 rules applied. Total rules applied 1121 place count 13203 transition count 38320
Performed 6320 Post agglomeration using F-continuation condition.Transition count delta: 6320
Deduced a syphon composed of 6320 places in 34 ms
Reduce places removed 6320 places and 0 transitions.
Iterating global reduction 2 with 12640 rules applied. Total rules applied 13761 place count 6883 transition count 32000
Applied a total of 13761 rules in 3603 ms. Remains 6883 /13764 variables (removed 6881) and now considering 32000/38880 (removed 6880) transitions.
[2024-05-20 14:43:22] [INFO ] Flow matrix only has 25838 transitions (discarded 6162 similar events)
// Phase 1: matrix 25838 rows 6883 cols
[2024-05-20 14:43:27] [INFO ] Computed 82 invariants in 4818 ms
[2024-05-20 14:43:28] [INFO ] Implicit Places using invariants in 5699 ms returned []
Implicit Place search using SMT only with invariants took 5724 ms to find 0 implicit places.
[2024-05-20 14:43:28] [INFO ] Flow matrix only has 25838 transitions (discarded 6162 similar events)
[2024-05-20 14:43:28] [INFO ] Invariant cache hit.
[2024-05-20 14:43:48] [INFO ] Dead Transitions using invariants and state equation in 20338 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 6883/13764 places, 32000/38880 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 29679 ms. Remains : 6883/13764 places, 32000/38880 transitions.
Discarding 18880 transitions out of 32000. Remains 13120
Initial state reduction rules removed 80 formulas.
Incomplete random walk after 10000 steps, including 24 resets, run finished after 1667 ms. (steps per millisecond=5 ) properties (out of 13040) seen :7245
Running SMT prover for 5795 properties.
[2024-05-20 14:43:51] [INFO ] Flow matrix only has 25838 transitions (discarded 6162 similar events)
[2024-05-20 14:43:51] [INFO ] Invariant cache hit.
[2024-05-20 14:43:51] [INFO ] Flatten gal took : 1560 ms
[2024-05-20 14:43:52] [INFO ] Flatten gal took : 697 ms
[2024-05-20 14:43:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8829193907790111107.gal : 140 ms
[2024-05-20 14:43:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7662213909612388864.prop : 39 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/ReachabilityCardinality8829193907790111107.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7662213909612388864.prop' '--nowitness' '--gen-order' 'FOLLOW'

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 ...328
Loading property file /tmp/ReachabilityCardinality7662213909612388864.prop.
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.assertInvariants(DeadlockTester.java:2343)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:621)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:342)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:226)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:96)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:426)
at fr.lip6.move.gal.application.Application.start(Application.java:182)
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)
[2024-05-20 14:44:16] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2024-05-20 14:44:16] [INFO ] After 25058ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 5795 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 4820 out of 6883 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6883/6883 places, 32000/32000 transitions.
Partial Free-agglomeration rule applied 1741 times.
Drop transitions removed 1741 transitions
Iterating global reduction 0 with 1741 rules applied. Total rules applied 1741 place count 6883 transition count 32000
Applied a total of 1741 rules in 1064 ms. Remains 6883 /6883 variables (removed 0) and now considering 32000/32000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1067 ms. Remains : 6883/6883 places, 32000/32000 transitions.
Interrupted random walk after 220353 steps, including 524 resets, run timeout after 30001 ms. (steps per millisecond=7 ) properties seen 5789
Incomplete Best-First random walk after 1000001 steps, including 25 resets, run finished after 2212 ms. (steps per millisecond=452 ) properties (out of 6) seen :3
Incomplete Best-First random walk after 1000001 steps, including 25 resets, run finished after 2135 ms. (steps per millisecond=468 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000001 steps, including 25 resets, run finished after 2099 ms. (steps per millisecond=476 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 1000001 steps, including 24 resets, run finished after 2062 ms. (steps per millisecond=484 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2024-05-20 14:44:56] [INFO ] Flow matrix only has 27515 transitions (discarded 4485 similar events)
// Phase 1: matrix 27515 rows 6883 cols
[2024-05-20 14:44:59] [INFO ] Computed 82 invariants in 3808 ms
[2024-05-20 14:45:00] [INFO ] [Real]Absence check using 80 positive place invariants in 74 ms returned sat
[2024-05-20 14:45:00] [INFO ] [Real]Absence check using 80 positive and 2 generalized place invariants in 105 ms returned sat
[2024-05-20 14:45:16] [INFO ] After 15313ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-20 14:45:16] [INFO ] State equation strengthened by 22519 read => feed constraints.
[2024-05-20 14:45:19] [INFO ] After 2719ms SMT Verify possible using 22519 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-20 14:45:19] [INFO ] After 19204ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-20 14:45:20] [INFO ] [Nat]Absence check using 80 positive place invariants in 69 ms returned sat
[2024-05-20 14:45:20] [INFO ] [Nat]Absence check using 80 positive and 2 generalized place invariants in 117 ms returned sat
[2024-05-20 14:45:35] [INFO ] After 15603ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-20 14:45:38] [INFO ] After 2581ms SMT Verify possible using 22519 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-20 14:45:39] [INFO ] After 3569ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 719 ms.
[2024-05-20 14:45:40] [INFO ] After 20943ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 6883 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6883/6883 places, 32000/32000 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 6883 transition count 31999
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 6882 transition count 31999
Partial Free-agglomeration rule applied 4595 times.
Drop transitions removed 4595 transitions
Iterating global reduction 1 with 4595 rules applied. Total rules applied 4597 place count 6882 transition count 31999
Applied a total of 4597 rules in 7977 ms. Remains 6882 /6883 variables (removed 1) and now considering 31999/32000 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7978 ms. Remains : 6882/6883 places, 31999/32000 transitions.
Finished random walk after 28008 steps, including 57 resets, run visited all 1 properties in 931 ms. (steps per millisecond=30 )
Parikh walk visited 0 properties in 0 ms.
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)
Able to resolve query QuasiLiveness after proving 13120 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 150953 ms.

BK_STOP 1716216350326

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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 QuasiLiveness -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="CANInsertWithFailure-PT-080"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is CANInsertWithFailure-PT-080, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r088-tall-171620522400097"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANInsertWithFailure-PT-080.tgz
mv CANInsertWithFailure-PT-080 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;