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.r245-tall-167856432600322.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 lolaxred
Input is LeafsetExtension-PT-S32C4, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r245-tall-167856432600322
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.9M
-rw-r--r-- 1 mcc users 11K Feb 25 16:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 25 16:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 25 16:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 16:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.2K Feb 25 16:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 16:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 23K Feb 25 16:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K Feb 25 16:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 17K Feb 25 16:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Feb 25 16:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K Feb 25 16:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 3.4M Mar 5 18:22 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 1678711432541

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=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=LeafsetExtension-PT-S32C4
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-13 12:43:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-13 12:43:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-13 12:43:58] [INFO ] Load time of PNML (sax parser for PT used): 714 ms
[2023-03-13 12:43:58] [INFO ] Transformed 5622 places.
[2023-03-13 12:43:58] [INFO ] Transformed 5449 transitions.
[2023-03-13 12:43:58] [INFO ] Parsed PT model containing 5622 places and 5449 transitions and 17500 arcs in 1025 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 5622/5622 places, 5449/5449 transitions.
Reduce places removed 1093 places and 0 transitions.
Drop transitions removed 2112 transitions
Trivial Post-agglo rules discarded 2112 transitions
Performed 2112 trivial Post agglomeration. Transition count delta: 2112
Iterating post reduction 0 with 3205 rules applied. Total rules applied 3205 place count 4529 transition count 3337
Reduce places removed 2112 places and 0 transitions.
Iterating post reduction 1 with 2112 rules applied. Total rules applied 5317 place count 2417 transition count 3337
Performed 66 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 66 Pre rules applied. Total rules applied 5317 place count 2417 transition count 3271
Deduced a syphon composed of 66 places in 11 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 2 with 132 rules applied. Total rules applied 5449 place count 2351 transition count 3271
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 9 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 5453 place count 2349 transition count 3269
Applied a total of 5453 rules in 416 ms. Remains 2349 /5622 variables (removed 3273) and now considering 3269/5449 (removed 2180) transitions.
// Phase 1: matrix 3269 rows 2349 cols
[2023-03-13 12:43:59] [INFO ] Computed 102 place invariants in 326 ms
[2023-03-13 12:44:02] [INFO ] Implicit Places using invariants in 3972 ms returned [690, 2209]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 4022 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 2347/5622 places, 3269/5449 transitions.
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Deduced a syphon composed of 64 places in 3 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 0 with 128 rules applied. Total rules applied 128 place count 2283 transition count 3205
Applied a total of 128 rules in 116 ms. Remains 2283 /2347 variables (removed 64) and now considering 3205/3269 (removed 64) transitions.
// Phase 1: matrix 3205 rows 2283 cols
[2023-03-13 12:44:03] [INFO ] Computed 100 place invariants in 507 ms
[2023-03-13 12:44:07] [INFO ] Implicit Places using invariants in 4914 ms returned [67, 134, 201, 268, 335, 402, 469, 536, 603, 737, 804, 871, 938, 1005, 1072, 1074, 1140, 1207, 1274, 1341, 1408, 1475, 1542, 1609, 1676, 1743, 1810, 1877, 1944, 2011, 2078, 2212]
Discarding 32 places :
Implicit Place search using SMT only with invariants took 4921 ms to find 32 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 2251/5622 places, 3205/5449 transitions.
Performed 992 Post agglomeration using F-continuation condition.Transition count delta: 992
Deduced a syphon composed of 992 places in 1 ms
Reduce places removed 992 places and 0 transitions.
Iterating global reduction 0 with 1984 rules applied. Total rules applied 1984 place count 1259 transition count 2213
Applied a total of 1984 rules in 319 ms. Remains 1259 /2251 variables (removed 992) and now considering 2213/3205 (removed 992) transitions.
// Phase 1: matrix 2213 rows 1259 cols
[2023-03-13 12:44:08] [INFO ] Computed 68 place invariants in 66 ms
[2023-03-13 12:44:10] [INFO ] Implicit Places using invariants in 1790 ms returned []
[2023-03-13 12:44:10] [INFO ] Invariant cache hit.
[2023-03-13 12:44:12] [INFO ] Implicit Places using invariants and state equation in 2569 ms returned []
Implicit Place search using SMT with State Equation took 4382 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 1259/5622 places, 2213/5449 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 14195 ms. Remains : 1259/5622 places, 2213/5449 transitions.
Initial state reduction rules removed 33 formulas.
Incomplete random walk after 10000 steps, including 557 resets, run finished after 1742 ms. (steps per millisecond=5 ) properties (out of 2180) seen :2011
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 169) seen :0
Running SMT prover for 169 properties.
[2023-03-13 12:44:14] [INFO ] Invariant cache hit.
[2023-03-13 12:44:21] [INFO ] [Real]Absence check using 0 positive and 68 generalized place invariants in 47 ms returned sat
[2023-03-13 12:44:39] [INFO ] After 12087ms SMT Verify possible using state equation in real domain returned unsat :0 sat :90 real:79
[2023-03-13 12:44:40] [INFO ] After 12099ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :90 real:79
Attempting to minimize the solution found.
Minimization took 2 ms.
[2023-03-13 12:44:40] [INFO ] After 25069ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :90 real:79
[2023-03-13 12:44:46] [INFO ] [Nat]Absence check using 0 positive and 68 generalized place invariants in 60 ms returned sat
[2023-03-13 12:45:05] [INFO ] After 12378ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :169
[2023-03-13 12:45:05] [INFO ] After 12379ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :169
Attempting to minimize the solution found.
Minimization took 1 ms.
[2023-03-13 12:45:05] [INFO ] After 25052ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :169
Fused 169 Parikh solutions to 104 different solutions.
Parikh walk visited 90 properties in 542 ms.
Support contains 112 out of 1259 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1259/1259 places, 2213/2213 transitions.
Graph (complete) has 4554 edges and 1259 vertex of which 663 are kept as prefixes of interest. Removing 596 places using SCC suffix rule.18 ms
Discarding 596 places :
Also discarding 528 output transitions
Drop transitions removed 528 transitions
Drop transitions removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 0 with 35 rules applied. Total rules applied 36 place count 663 transition count 1650
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 38 place count 661 transition count 1650
Discarding 416 places :
Symmetric choice reduction at 2 with 416 rule applications. Total rules 454 place count 245 transition count 1234
Iterating global reduction 2 with 416 rules applied. Total rules applied 870 place count 245 transition count 1234
Free-agglomeration rule (complex) applied 33 times.
Iterating global reduction 2 with 33 rules applied. Total rules applied 903 place count 245 transition count 1201
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 2 with 33 rules applied. Total rules applied 936 place count 212 transition count 1201
Applied a total of 936 rules in 366 ms. Remains 212 /1259 variables (removed 1047) and now considering 1201/2213 (removed 1012) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 378 ms. Remains : 212/1259 places, 1201/2213 transitions.
Finished random walk after 7841 steps, including 613 resets, run visited all 79 properties in 666 ms. (steps per millisecond=11 )
Able to resolve query QuasiLiveness after proving 2213 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 69338 ms.
ITS solved all properties within timeout

BK_STOP 1678711507840

--------------------
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 QuasiLiveness -timeout 180 -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="LeafsetExtension-PT-S32C4"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
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 2-5348"
echo " Executing tool lolaxred"
echo " Input is LeafsetExtension-PT-S32C4, 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 r245-tall-167856432600322"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S32C4.tgz
mv LeafsetExtension-PT-S32C4 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 ;