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-167891828300181.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-20, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r377-smll-167891828300181
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 21M
-rw-r--r-- 1 mcc users 94K Feb 26 02:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 478K Feb 26 02:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 709K Feb 26 02:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.9M Feb 26 02:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 38K Feb 25 16:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 150K Feb 25 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 102K Feb 25 16:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 391K Feb 25 16:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 85K Feb 26 04:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 483K Feb 26 04:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 1.5M Feb 26 04:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 5.8M Feb 26 04:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 7.0K Feb 25 16:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 20K 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 7.8M 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 1679099287850

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-20
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-18 00:28:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-18 00:28:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 00:28:12] [INFO ] Load time of PNML (sax parser for PT used): 944 ms
[2023-03-18 00:28:12] [INFO ] Transformed 1026 places.
[2023-03-18 00:28:12] [INFO ] Transformed 10461 transitions.
[2023-03-18 00:28:12] [INFO ] Parsed PT model containing 1026 places and 10461 transitions and 77364 arcs in 1226 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 20 places and 0 transitions.
Built sparse matrix representations for Structural reductions in 35 ms.37970KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1006/1006 places, 10461/10461 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 7250 ms. Remains 1006 /1006 variables (removed 0) and now considering 10461/10461 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 7254 ms. Remains : 1006/1006 places, 10461/10461 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 1006/1006 places, 10461/10461 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 5938 ms. Remains 1006 /1006 variables (removed 0) and now considering 10461/10461 (removed 0) transitions.
[2023-03-18 00:28:25] [INFO ] Flow matrix only has 2482 transitions (discarded 7979 similar events)
// Phase 1: matrix 2482 rows 1006 cols
[2023-03-18 00:28:26] [INFO ] Computed 85 place invariants in 174 ms
[2023-03-18 00:28:30] [INFO ] Implicit Places using invariants in 5116 ms returned [926, 927, 928, 929, 930, 931, 932, 933, 934, 935, 936, 937, 938, 939, 940, 941, 942, 943, 944, 945]
Discarding 20 places :
Implicit Place search using SMT only with invariants took 5179 ms to find 20 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 986/1006 places, 10461/10461 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 20 Pre rules applied. Total rules applied 0 place count 986 transition count 10441
Deduced a syphon composed of 20 places in 10 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 966 transition count 10441
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 40 rules in 6504 ms. Remains 966 /986 variables (removed 20) and now considering 10441/10461 (removed 20) transitions.
[2023-03-18 00:28:37] [INFO ] Flow matrix only has 2462 transitions (discarded 7979 similar events)
// Phase 1: matrix 2462 rows 966 cols
[2023-03-18 00:28:37] [INFO ] Computed 65 place invariants in 68 ms
[2023-03-18 00:28:41] [INFO ] Implicit Places using invariants in 3594 ms returned []
Implicit Place search using SMT only with invariants took 3600 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 966/1006 places, 10441/10461 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 21228 ms. Remains : 966/1006 places, 10441/10461 transitions.
Interrupted Random walk after 729701 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=24 )
Interrupted Random directed walk after 1198755 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=39 )
[2023-03-18 00:29:41] [INFO ] Flow matrix only has 2462 transitions (discarded 7979 similar events)
[2023-03-18 00:29:41] [INFO ] Invariant cache hit.
[2023-03-18 00:29:44] [INFO ] [Real]Absence check using 24 positive place invariants in 56 ms returned sat
[2023-03-18 00:29:48] [INFO ] [Real]Absence check using 24 positive and 41 generalized place invariants in 4393 ms returned sat
[2023-03-18 00:29:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 00:29:57] [INFO ] [Real]Absence check using state equation in 8673 ms returned sat
[2023-03-18 00:29:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 00:30:00] [INFO ] [Nat]Absence check using 24 positive place invariants in 124 ms returned sat
[2023-03-18 00:30:01] [INFO ] [Nat]Absence check using 24 positive and 41 generalized place invariants in 1445 ms returned sat
[2023-03-18 00:30:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 00:30:05] [INFO ] [Nat]Absence check using state equation in 3243 ms returned sat
[2023-03-18 00:30:05] [INFO ] State equation strengthened by 421 read => feed constraints.
[2023-03-18 00:30:07] [INFO ] [Nat]Added 421 Read/Feed constraints in 2207 ms returned sat
[2023-03-18 00:30:08] [INFO ] Computed and/alt/rep : 40/60/40 causal constraints (skipped 2402 transitions) in 835 ms.
[2023-03-18 00:30:11] [INFO ] Added : 3 causal constraints over 2 iterations in 3607 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 2798 ms.
Parikh directed walk for 50000 steps, including 1000 resets, run took 2157 ms. (steps per millisecond=23 )
Random directed walk for 500003 steps, including 0 resets, run took 12936 ms (no deadlock found). (steps per millisecond=38 )
Random walk for 500000 steps, including 0 resets, run took 20566 ms (no deadlock found). (steps per millisecond=24 )
Random directed walk for 500006 steps, including 0 resets, run took 13867 ms (no deadlock found). (steps per millisecond=36 )
Random walk for 500000 steps, including 0 resets, run took 20671 ms (no deadlock found). (steps per millisecond=24 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 966/966 places, 10441/10441 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 5932 ms. Remains 966 /966 variables (removed 0) and now considering 10441/10441 (removed 0) transitions.
[2023-03-18 00:31:30] [INFO ] Flow matrix only has 2462 transitions (discarded 7979 similar events)
[2023-03-18 00:31:30] [INFO ] Invariant cache hit.
[2023-03-18 00:31:34] [INFO ] Implicit Places using invariants in 4286 ms returned []
Implicit Place search using SMT only with invariants took 4287 ms to find 0 implicit places.
[2023-03-18 00:31:34] [INFO ] Flow matrix only has 2462 transitions (discarded 7979 similar events)
[2023-03-18 00:31:34] [INFO ] Invariant cache hit.
[2023-03-18 00:31:46] [INFO ] Dead Transitions using invariants and state equation in 12048 ms found 400 transitions.
Found 400 dead transitions using SMT.
Drop transitions removed 400 transitions
Dead transitions reduction (with SMT) removed 400 transitions
Starting structural reductions in DEADLOCK mode, iteration 1 : 966/966 places, 10041/10441 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 4828 ms. Remains 966 /966 variables (removed 0) and now considering 10041/10041 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 27109 ms. Remains : 966/966 places, 10041/10441 transitions.
Interrupted Random walk after 770975 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=25 )
Interrupted Random directed walk after 1193993 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=39 )
[2023-03-18 00:32:51] [INFO ] Flow matrix only has 2462 transitions (discarded 7579 similar events)
// Phase 1: matrix 2462 rows 966 cols
[2023-03-18 00:32:51] [INFO ] Computed 65 place invariants in 53 ms
[2023-03-18 00:32:54] [INFO ] [Real]Absence check using 24 positive place invariants in 55 ms returned sat
[2023-03-18 00:32:56] [INFO ] [Real]Absence check using 24 positive and 41 generalized place invariants in 1790 ms returned sat
[2023-03-18 00:32:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 00:33:00] [INFO ] [Real]Absence check using state equation in 3592 ms returned sat
[2023-03-18 00:33:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 00:33:03] [INFO ] [Nat]Absence check using 24 positive place invariants in 84 ms returned sat
[2023-03-18 00:33:05] [INFO ] [Nat]Absence check using 24 positive and 41 generalized place invariants in 2080 ms returned sat
[2023-03-18 00:33:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 00:33:09] [INFO ] [Nat]Absence check using state equation in 3864 ms returned sat
[2023-03-18 00:33:09] [INFO ] State equation strengthened by 421 read => feed constraints.
[2023-03-18 00:33:11] [INFO ] [Nat]Added 421 Read/Feed constraints in 1579 ms returned sat
[2023-03-18 00:33:12] [INFO ] Deduced a trap composed of 99 places in 916 ms of which 3 ms to minimize.
[2023-03-18 00:33:13] [INFO ] Deduced a trap composed of 81 places in 771 ms of which 2 ms to minimize.
[2023-03-18 00:33:14] [INFO ] Deduced a trap composed of 81 places in 842 ms of which 3 ms to minimize.
[2023-03-18 00:33:17] [INFO ] Trap strengthening (SAT) tested/added 3/3 trap constraints in 6102 ms
Parikh directed walk for 35000 steps, including 1000 resets, run took 1644 ms. (steps per millisecond=21 )
Random directed walk for 500000 steps, including 0 resets, run took 12065 ms (no deadlock found). (steps per millisecond=41 )
Random walk for 500000 steps, including 0 resets, run took 19360 ms (no deadlock found). (steps per millisecond=25 )
Random directed walk for 500002 steps, including 0 resets, run took 11960 ms (no deadlock found). (steps per millisecond=41 )
Random walk for 500000 steps, including 0 resets, run took 19445 ms (no deadlock found). (steps per millisecond=25 )
[2023-03-18 00:34:23] [INFO ] Flatten gal took : 945 ms
[2023-03-18 00:34:23] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 2 ms.
[2023-03-18 00:34:23] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1006 places, 10461 transitions and 76604 arcs took 94 ms.
Total runtime 372058 ms.
There are residual formulas that ITS could not solve within timeout
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running SafeBus (PT), instance 20
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: 1006 places, 10461 transitions, 76604 arcs.
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 15426156 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16122524 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-20"
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-20, 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-167891828300181"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-PT-20.tgz
mv SafeBus-PT-20 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 ;