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.r198-tall-171640626600347.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 GPUForwardProgress-PT-24b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-171640626600347
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 596K
-rw-r--r-- 1 mcc users 4.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 44K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 22:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 169K Apr 11 22:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Apr 11 22:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Apr 11 22:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:47 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 122K 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 1716496758045

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=GPUForwardProgress-PT-24b
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202304061127
[2024-05-23 20:39:19] [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]
[2024-05-23 20:39:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 20:39:19] [INFO ] Load time of PNML (sax parser for PT used): 64 ms
[2024-05-23 20:39:19] [INFO ] Transformed 492 places.
[2024-05-23 20:39:19] [INFO ] Transformed 517 transitions.
[2024-05-23 20:39:19] [INFO ] Found NUPN structural information;
[2024-05-23 20:39:19] [INFO ] Parsed PT model containing 492 places and 517 transitions and 1277 arcs in 130 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 492/492 places, 517/517 transitions.
Graph (trivial) has 442 edges and 492 vertex of which 7 / 492 are part of one of the 1 SCC in 5 ms
Free SCC test removed 6 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 278 transitions
Trivial Post-agglo rules discarded 278 transitions
Performed 278 trivial Post agglomeration. Transition count delta: 278
Iterating post reduction 0 with 279 rules applied. Total rules applied 280 place count 485 transition count 232
Reduce places removed 278 places and 0 transitions.
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 304 rules applied. Total rules applied 584 place count 207 transition count 206
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 585 place count 206 transition count 206
Performed 50 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 50 Pre rules applied. Total rules applied 585 place count 206 transition count 156
Deduced a syphon composed of 50 places in 2 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 685 place count 156 transition count 156
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: 77
Deduced a syphon composed of 77 places in 0 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 3 with 154 rules applied. Total rules applied 839 place count 79 transition count 79
Applied a total of 839 rules in 44 ms. Remains 79 /492 variables (removed 413) and now considering 79/517 (removed 438) transitions.
[2024-05-23 20:39:19] [INFO ] Flow matrix only has 56 transitions (discarded 23 similar events)
// Phase 1: matrix 56 rows 79 cols
[2024-05-23 20:39:19] [INFO ] Computed 25 invariants in 8 ms
[2024-05-23 20:39:20] [INFO ] Implicit Places using invariants in 542 ms returned []
[2024-05-23 20:39:20] [INFO ] Flow matrix only has 56 transitions (discarded 23 similar events)
[2024-05-23 20:39:20] [INFO ] Invariant cache hit.
[2024-05-23 20:39:20] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 20:39:20] [INFO ] Implicit Places using invariants and state equation in 143 ms returned []
Implicit Place search using SMT with State Equation took 710 ms to find 0 implicit places.
[2024-05-23 20:39:20] [INFO ] Flow matrix only has 56 transitions (discarded 23 similar events)
[2024-05-23 20:39:20] [INFO ] Invariant cache hit.
[2024-05-23 20:39:20] [INFO ] Dead Transitions using invariants and state equation in 74 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 79/492 places, 79/517 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 829 ms. Remains : 79/492 places, 79/517 transitions.
Discarding 27 transitions out of 79. Remains 52
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 572 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 51) seen :50
Incomplete Best-First random walk after 10001 steps, including 344 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2024-05-23 20:39:20] [INFO ] Flow matrix only has 56 transitions (discarded 23 similar events)
[2024-05-23 20:39:20] [INFO ] Invariant cache hit.
[2024-05-23 20:39:20] [INFO ] Flatten gal took : 41 ms
[2024-05-23 20:39:20] [INFO ] Flatten gal took : 11 ms
[2024-05-23 20:39:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13786866621567917724.gal : 6 ms
[2024-05-23 20:39:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7606590087916391467.prop : 1 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/ReachabilityCardinality13786866621567917724.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7606590087916391467.prop' '--nowitness' '--gen-order' 'FOLLOW'

[2024-05-23 20:39:20] [INFO ] [Real]Absence check using 0 positive and 25 generalized place invariants in 4 ms returned sat
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
Loading property file /tmp/ReachabilityCardinality7606590087916391467.prop.
[2024-05-23 20:39:20] [INFO ] After 29ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
[2024-05-23 20:39:20] [INFO ] State equation strengthened by 50 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 80
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :80 after 124
[2024-05-23 20:39:20] [INFO ] After 12ms SMT Verify possible using 50 Read/Feed constraints in real domain returned unsat :0 sat :1
[2024-05-23 20:39:20] [INFO ] After 25ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
SDD proceeding with computation,1 properties remain. new max is 32
[2024-05-23 20:39:20] [INFO ] After 126ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
SDD size :124 after 1446
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1446 after 2237
Parikh walk visited 0 properties in 61 ms.
Support contains 26 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 79/79 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 79 transition count 78
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 3 place count 78 transition count 77
Drop transitions removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 27 place count 78 transition count 53
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 28 place count 77 transition count 52
Applied a total of 28 rules in 23 ms. Remains 77 /79 variables (removed 2) and now considering 52/79 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 77/79 places, 52/79 transitions.
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2237 after 20892
Incomplete random walk after 1000000 steps, including 101267 resets, run finished after 2643 ms. (steps per millisecond=378 ) properties (out of 1) seen :0
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :20892 after 508952
Incomplete Best-First random walk after 1000001 steps, including 37037 resets, run finished after 972 ms. (steps per millisecond=1028 ) properties (out of 1) seen :0
Finished probabilistic random walk after 1071 steps, run visited all 1 properties in 12 ms. (steps per millisecond=89 )
Probabilistic random walk after 1071 steps, saw 999 distinct states, run finished after 12 ms. (steps per millisecond=89 ) properties seen :1
Parikh walk visited 0 properties in 1 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 52 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 5051 ms.

BK_STOP 1716496766576

--------------------
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="GPUForwardProgress-PT-24b"
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 GPUForwardProgress-PT-24b, 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 r198-tall-171640626600347"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-24b.tgz
mv GPUForwardProgress-PT-24b 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 ;