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.r377-smll-167891828300176.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 smartxred
Input is SafeBus-PT-15, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r377-smll-167891828300176
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 11M
-rw-r--r-- 1 mcc users 40K Feb 26 02:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 227K Feb 26 02:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 390K Feb 26 02:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.6M Feb 26 02:08 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 31K Feb 25 16:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 116K Feb 25 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 271K Feb 25 16:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 797K Feb 25 16:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 83K Feb 26 02:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 472K Feb 26 02:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 725K Feb 26 02:40 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 2.7M Feb 26 02:40 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 16:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.7K Feb 25 16:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 3.5M 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

FORMULA_NAME ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1679098842467

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=smartxred
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SafeBus-PT-15
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-18 00:20:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-18 00:20:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 00:20:46] [INFO ] Load time of PNML (sax parser for PT used): 473 ms
[2023-03-18 00:20:46] [INFO ] Transformed 621 places.
[2023-03-18 00:20:46] [INFO ] Transformed 4771 transitions.
[2023-03-18 00:20:46] [INFO ] Parsed PT model containing 621 places and 4771 transitions and 34549 arcs in 667 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 3 ms.
Working with output stream class java.io.PrintStream
Reduce places removed 15 places and 0 transitions.
Built sparse matrix representations for Structural reductions in 11 ms.32458KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 606/606 places, 4771/4771 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 1732 ms. Remains 606 /606 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1738 ms. Remains : 606/606 places, 4771/4771 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 606/606 places, 4771/4771 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 1405 ms. Remains 606 /606 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
[2023-03-18 00:20:49] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
// Phase 1: matrix 1412 rows 606 cols
[2023-03-18 00:20:49] [INFO ] Computed 65 place invariants in 93 ms
[2023-03-18 00:20:52] [INFO ] Implicit Places using invariants in 2809 ms returned [546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 2882 ms to find 15 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 591/606 places, 4771/4771 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 15 Pre rules applied. Total rules applied 0 place count 591 transition count 4756
Deduced a syphon composed of 15 places in 6 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 0 with 30 rules applied. Total rules applied 30 place count 576 transition count 4756
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 30 rules in 1715 ms. Remains 576 /591 variables (removed 15) and now considering 4756/4771 (removed 15) transitions.
[2023-03-18 00:20:54] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
// Phase 1: matrix 1397 rows 576 cols
[2023-03-18 00:20:54] [INFO ] Computed 50 place invariants in 48 ms
[2023-03-18 00:20:56] [INFO ] Implicit Places using invariants in 2179 ms returned []
[2023-03-18 00:20:56] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
[2023-03-18 00:20:56] [INFO ] Invariant cache hit.
[2023-03-18 00:20:57] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-18 00:21:04] [INFO ] Implicit Places using invariants and state equation in 8063 ms returned []
Implicit Place search using SMT with State Equation took 10257 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 576/606 places, 4756/4771 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 16260 ms. Remains : 576/606 places, 4756/4771 transitions.
Random walk for 1250000 steps, including 0 resets, run took 25140 ms (no deadlock found). (steps per millisecond=49 )
Random directed walk for 1250005 steps, including 0 resets, run took 19031 ms (no deadlock found). (steps per millisecond=65 )
[2023-03-18 00:21:48] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
[2023-03-18 00:21:48] [INFO ] Invariant cache hit.
[2023-03-18 00:21:50] [INFO ] [Real]Absence check using 19 positive place invariants in 45 ms returned sat
[2023-03-18 00:21:50] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 911 ms returned sat
[2023-03-18 00:21:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 00:21:52] [INFO ] [Real]Absence check using state equation in 1763 ms returned sat
[2023-03-18 00:21:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 00:21:53] [INFO ] [Nat]Absence check using 19 positive place invariants in 35 ms returned sat
[2023-03-18 00:21:54] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 291 ms returned sat
[2023-03-18 00:21:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 00:21:55] [INFO ] [Nat]Absence check using state equation in 1703 ms returned sat
[2023-03-18 00:21:56] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-18 00:21:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-18 00:22:02] [INFO ] [Nat]Added 241 Read/Feed constraints in 6126 ms returned unknown
Random directed walk for 500000 steps, including 0 resets, run took 6894 ms (no deadlock found). (steps per millisecond=72 )
Random walk for 500000 steps, including 0 resets, run took 9778 ms (no deadlock found). (steps per millisecond=51 )
Random directed walk for 500000 steps, including 0 resets, run took 6666 ms (no deadlock found). (steps per millisecond=75 )
Random walk for 500000 steps, including 0 resets, run took 9584 ms (no deadlock found). (steps per millisecond=52 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 576/576 places, 4756/4756 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 1137 ms. Remains 576 /576 variables (removed 0) and now considering 4756/4756 (removed 0) transitions.
[2023-03-18 00:22:36] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
[2023-03-18 00:22:36] [INFO ] Invariant cache hit.
[2023-03-18 00:22:37] [INFO ] Implicit Places using invariants in 1667 ms returned []
[2023-03-18 00:22:37] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
[2023-03-18 00:22:37] [INFO ] Invariant cache hit.
[2023-03-18 00:22:38] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-18 00:22:44] [INFO ] Implicit Places using invariants and state equation in 6185 ms returned []
Implicit Place search using SMT with State Equation took 7860 ms to find 0 implicit places.
[2023-03-18 00:22:44] [INFO ] Redundant transitions in 588 ms returned []
[2023-03-18 00:22:44] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
[2023-03-18 00:22:44] [INFO ] Invariant cache hit.
[2023-03-18 00:22:50] [INFO ] Dead Transitions using invariants and state equation in 5884 ms found 225 transitions.
Found 225 dead transitions using SMT.
Drop transitions removed 225 transitions
Dead transitions reduction (with SMT) removed 225 transitions
Starting structural reductions in DEADLOCK mode, iteration 1 : 576/576 places, 4531/4756 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 1348 ms. Remains 576 /576 variables (removed 0) and now considering 4531/4531 (removed 0) transitions.
[2023-03-18 00:22:52] [INFO ] Redundant transitions in 612 ms returned []
Finished structural reductions in DEADLOCK mode , in 2 iterations and 17459 ms. Remains : 576/576 places, 4531/4756 transitions.
Random walk for 1250000 steps, including 0 resets, run took 22111 ms (no deadlock found). (steps per millisecond=56 )
Random directed walk for 1250002 steps, including 0 resets, run took 15591 ms (no deadlock found). (steps per millisecond=80 )
[2023-03-18 00:23:30] [INFO ] Flow matrix only has 1397 transitions (discarded 3134 similar events)
// Phase 1: matrix 1397 rows 576 cols
[2023-03-18 00:23:30] [INFO ] Computed 50 place invariants in 38 ms
[2023-03-18 00:23:31] [INFO ] [Real]Absence check using 19 positive place invariants in 32 ms returned sat
[2023-03-18 00:23:32] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 1077 ms returned sat
[2023-03-18 00:23:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 00:23:34] [INFO ] [Real]Absence check using state equation in 2231 ms returned sat
[2023-03-18 00:23:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 00:23:36] [INFO ] [Nat]Absence check using 19 positive place invariants in 27 ms returned sat
[2023-03-18 00:23:36] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 325 ms returned sat
[2023-03-18 00:23:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 00:23:38] [INFO ] [Nat]Absence check using state equation in 1889 ms returned sat
[2023-03-18 00:23:38] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-18 00:23:39] [INFO ] [Nat]Added 241 Read/Feed constraints in 1105 ms returned sat
[2023-03-18 00:23:39] [INFO ] Deduced a trap composed of 74 places in 464 ms of which 8 ms to minimize.
[2023-03-18 00:23:40] [INFO ] Deduced a trap composed of 61 places in 400 ms of which 2 ms to minimize.
[2023-03-18 00:23:41] [INFO ] Deduced a trap composed of 61 places in 260 ms of which 1 ms to minimize.
[2023-03-18 00:23:43] [INFO ] Deduced a trap composed of 74 places in 412 ms of which 3 ms to minimize.
[2023-03-18 00:23:46] [INFO ] Deduced a trap composed of 61 places in 259 ms of which 1 ms to minimize.
[2023-03-18 00:23:46] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 7418 ms
[2023-03-18 00:23:47] [INFO ] Computed and/alt/rep : 30/45/30 causal constraints (skipped 1352 transitions) in 399 ms.
[2023-03-18 00:23:47] [INFO ] Added : 1 causal constraints over 1 iterations in 692 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 17 ms.
Parikh directed walk for 29100 steps, including 1000 resets, run took 853 ms. (steps per millisecond=34 )
Random directed walk for 500014 steps, including 0 resets, run took 6558 ms (no deadlock found). (steps per millisecond=76 )
Random walk for 500000 steps, including 0 resets, run took 9393 ms (no deadlock found). (steps per millisecond=53 )
Random directed walk for 500015 steps, including 0 resets, run took 6355 ms (no deadlock found). (steps per millisecond=78 )
Random walk for 500000 steps, including 0 resets, run took 9544 ms (no deadlock found). (steps per millisecond=52 )
[2023-03-18 00:24:21] [INFO ] Flatten gal took : 780 ms
[2023-03-18 00:24:21] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 2 ms.
[2023-03-18 00:24:21] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 606 places, 4771 transitions and 34129 arcs took 46 ms.
Total runtime 216065 ms.
There are residual formulas that ITS could not solve within timeout
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running SafeBus (PT), instance 15
Examination ReachabilityDeadlock
Parser /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//parser/DeadlockParse.jar
Model checker /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//rem_exec//smart

PNML FILE: model.pnml
Petri model created: 606 places, 4771 transitions, 34129 arcs.
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393228 kB
MemFree: 15280708 kB
After kill :
MemTotal: 16393228 kB
MemFree: 16100044 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 ReachabilityDeadlock -timeout 180 -rebuildPNML
Caught signal 15, terminating.

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="SafeBus-PT-15"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="smartxred"
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 smartxred"
echo " Input is SafeBus-PT-15, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r377-smll-167891828300176"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-PT-15.tgz
mv SafeBus-PT-15 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;