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.r215-smll-167840357800182.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 HealthRecord-PT-08, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r215-smll-167840357800182
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 388K
-rw-r--r-- 1 mcc users 5.6K Feb 26 18:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K Feb 26 18:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 26 17:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 17:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 16:13 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 16:13 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:13 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K Feb 26 18:05 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 37K Feb 26 18:05 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 18:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Feb 26 18:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:13 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:13 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 68K 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 1678618433305

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HealthRecord-PT-08
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 10:53:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-12 10:53:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 10:53:55] [INFO ] Load time of PNML (sax parser for PT used): 95 ms
[2023-03-12 10:53:56] [INFO ] Transformed 156 places.
[2023-03-12 10:53:56] [INFO ] Transformed 326 transitions.
[2023-03-12 10:53:56] [INFO ] Found NUPN structural information;
[2023-03-12 10:53:56] [INFO ] Parsed PT model containing 156 places and 326 transitions and 855 arcs in 197 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 156/156 places, 326/326 transitions.
Graph (trivial) has 266 edges and 156 vertex of which 12 / 156 are part of one of the 6 SCC in 6 ms
Free SCC test removed 6 places
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 59
Deduced a syphon composed of 59 places in 1 ms
Reduce places removed 59 places and 0 transitions.
Iterating global reduction 0 with 118 rules applied. Total rules applied 119 place count 91 transition count 235
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 120 place count 91 transition count 234
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: -33
Deduced a syphon composed of 27 places in 0 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 1 with 54 rules applied. Total rules applied 174 place count 64 transition count 267
Applied a total of 174 rules in 49 ms. Remains 64 /156 variables (removed 92) and now considering 267/326 (removed 59) transitions.
[2023-03-12 10:53:56] [INFO ] Flow matrix only has 218 transitions (discarded 49 similar events)
// Phase 1: matrix 218 rows 64 cols
[2023-03-12 10:53:56] [INFO ] Computed 18 place invariants in 20 ms
[2023-03-12 10:53:56] [INFO ] Implicit Places using invariants in 306 ms returned []
[2023-03-12 10:53:56] [INFO ] Flow matrix only has 218 transitions (discarded 49 similar events)
[2023-03-12 10:53:56] [INFO ] Invariant cache hit.
[2023-03-12 10:53:56] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-12 10:53:56] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 574 ms to find 0 implicit places.
[2023-03-12 10:53:56] [INFO ] Flow matrix only has 218 transitions (discarded 49 similar events)
[2023-03-12 10:53:56] [INFO ] Invariant cache hit.
[2023-03-12 10:53:56] [INFO ] Dead Transitions using invariants and state equation in 283 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 64/156 places, 267/326 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 909 ms. Remains : 64/156 places, 267/326 transitions.
Discarding 216 transitions out of 267. Remains 51
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 1139 resets, run finished after 719 ms. (steps per millisecond=13 ) properties (out of 50) seen :33
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 22 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 17) seen :2
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 15 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 14 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 14) seen :0
Running SMT prover for 14 properties.
[2023-03-12 10:53:57] [INFO ] Flow matrix only has 218 transitions (discarded 49 similar events)
[2023-03-12 10:53:57] [INFO ] Invariant cache hit.
[2023-03-12 10:53:57] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2023-03-12 10:53:57] [INFO ] [Real]Absence check using 10 positive and 8 generalized place invariants in 5 ms returned sat
[2023-03-12 10:53:58] [INFO ] After 320ms SMT Verify possible using state equation in real domain returned unsat :0 sat :4 real:10
[2023-03-12 10:53:58] [INFO ] State equation strengthened by 84 read => feed constraints.
[2023-03-12 10:53:58] [INFO ] After 81ms SMT Verify possible using 84 Read/Feed constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-12 10:53:58] [INFO ] After 583ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-12 10:53:58] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned sat
[2023-03-12 10:53:58] [INFO ] [Nat]Absence check using 10 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-12 10:53:58] [INFO ] After 261ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-12 10:53:59] [INFO ] After 313ms SMT Verify possible using 84 Read/Feed constraints in natural domain returned unsat :0 sat :14
[2023-03-12 10:53:59] [INFO ] After 750ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :14
Attempting to minimize the solution found.
Minimization took 291 ms.
[2023-03-12 10:53:59] [INFO ] After 1442ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :14
Fused 14 Parikh solutions to 13 different solutions.
Parikh walk visited 0 properties in 7 ms.
Support contains 27 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 267/267 transitions.
Graph (complete) has 379 edges and 64 vertex of which 55 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 ms
Discarding 9 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 55 transition count 248
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 16 place count 50 transition count 223
Iterating global reduction 1 with 5 rules applied. Total rules applied 21 place count 50 transition count 223
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 39 place count 50 transition count 205
Drop transitions removed 23 transitions
Redundant transition composition rules discarded 23 transitions
Iterating global reduction 2 with 23 rules applied. Total rules applied 62 place count 50 transition count 182
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 64 place count 49 transition count 182
Applied a total of 64 rules in 43 ms. Remains 49 /64 variables (removed 15) and now considering 182/267 (removed 85) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 49/64 places, 182/267 transitions.
Incomplete random walk after 1000000 steps, including 108207 resets, run finished after 18330 ms. (steps per millisecond=54 ) properties (out of 14) seen :3
Incomplete Best-First random walk after 1000000 steps, including 16352 resets, run finished after 3872 ms. (steps per millisecond=258 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 16197 resets, run finished after 3576 ms. (steps per millisecond=279 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000000 steps, including 18139 resets, run finished after 4296 ms. (steps per millisecond=232 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 1000001 steps, including 15960 resets, run finished after 2777 ms. (steps per millisecond=360 ) properties (out of 11) seen :8
Running SMT prover for 3 properties.
[2023-03-12 10:54:32] [INFO ] Flow matrix only has 168 transitions (discarded 14 similar events)
// Phase 1: matrix 168 rows 49 cols
[2023-03-12 10:54:32] [INFO ] Computed 9 place invariants in 2 ms
[2023-03-12 10:54:32] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 10:54:32] [INFO ] [Real]Absence check using 1 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-12 10:54:32] [INFO ] After 102ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3
[2023-03-12 10:54:32] [INFO ] State equation strengthened by 74 read => feed constraints.
[2023-03-12 10:54:33] [INFO ] After 41ms SMT Verify possible using 74 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-12 10:54:33] [INFO ] After 202ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-12 10:54:33] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 10:54:33] [INFO ] [Nat]Absence check using 1 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-12 10:54:33] [INFO ] After 80ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-12 10:54:33] [INFO ] After 46ms SMT Verify possible using 74 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-12 10:54:33] [INFO ] After 102ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 37 ms.
[2023-03-12 10:54:33] [INFO ] After 269ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 12 out of 49 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 49/49 places, 182/182 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 43 transition count 161
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 43 transition count 161
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 43 transition count 160
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 16 place count 40 transition count 130
Iterating global reduction 1 with 3 rules applied. Total rules applied 19 place count 40 transition count 130
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 22 place count 37 transition count 121
Iterating global reduction 1 with 3 rules applied. Total rules applied 25 place count 37 transition count 121
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 43 place count 37 transition count 103
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 47 place count 37 transition count 99
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 54 place count 37 transition count 99
Applied a total of 54 rules in 39 ms. Remains 37 /49 variables (removed 12) and now considering 99/182 (removed 83) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 37/49 places, 99/182 transitions.
Incomplete random walk after 1000000 steps, including 109489 resets, run finished after 10806 ms. (steps per millisecond=92 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 17179 resets, run finished after 1939 ms. (steps per millisecond=515 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 17089 resets, run finished after 1936 ms. (steps per millisecond=516 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 18995 resets, run finished after 2132 ms. (steps per millisecond=469 ) properties (out of 3) seen :0
Finished probabilistic random walk after 1144 steps, run visited all 3 properties in 28 ms. (steps per millisecond=40 )
Probabilistic random walk after 1144 steps, saw 481 distinct states, run finished after 28 ms. (steps per millisecond=40 ) properties seen :3
Able to resolve query QuasiLiveness after proving 51 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 54407 ms.
ITS solved all properties within timeout

BK_STOP 1678618491140

--------------------
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="HealthRecord-PT-08"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is HealthRecord-PT-08, 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 r215-smll-167840357800182"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-08.tgz
mv HealthRecord-PT-08 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 ;