Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r174-csrt-158987853300542.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..............................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is Parking-PT-432, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r174-csrt-158987853300542
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 368K
-rw-r--r-- 1 mcc users 3.7K Apr 11 23:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 11 23:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 10 22:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 14K Apr 10 22:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Apr 14 12:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 14 12:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 10 07:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 10 07:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 9 12:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 9 12:11 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 10 22:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 10 22:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 192K Mar 24 05:37 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-00
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-01
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-02
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-03
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-04
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-05
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-06
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-07
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-08
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-09
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-10
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-11
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-12
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-13
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-14
FORMULA_NAME Parking-PT-432-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591153408818

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 03:03:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-03 03:03:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 03:03:32] [INFO ] Load time of PNML (sax parser for PT used): 158 ms
[2020-06-03 03:03:32] [INFO ] Transformed 529 places.
[2020-06-03 03:03:32] [INFO ] Transformed 785 transitions.
[2020-06-03 03:03:32] [INFO ] Found NUPN structural information;
[2020-06-03 03:03:32] [INFO ] Parsed PT model containing 529 places and 785 transitions in 229 ms.
Ensure Unique test removed 328 transitions
Reduce redundant transitions removed 328 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 49 ms.
Working with output stream class java.io.PrintStream
FORMULA Parking-PT-432-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-432-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-432-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-432-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-432-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 89 resets, run finished after 158 ms. (steps per millisecond=63 ) properties seen :[0, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1]
FORMULA Parking-PT-432-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-432-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-432-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-432-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-432-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-432-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-432-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties seen :[0, 0, 0, 0]
// Phase 1: matrix 457 rows 529 cols
[2020-06-03 03:03:33] [INFO ] Computed 124 place invariants in 30 ms
[2020-06-03 03:03:33] [INFO ] [Real]Absence check using 120 positive place invariants in 91 ms returned sat
[2020-06-03 03:03:33] [INFO ] [Real]Absence check using 120 positive and 4 generalized place invariants in 3 ms returned sat
[2020-06-03 03:03:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 03:03:34] [INFO ] [Real]Absence check using state equation in 1111 ms returned sat
[2020-06-03 03:03:34] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 03:03:35] [INFO ] [Nat]Absence check using 120 positive place invariants in 264 ms returned sat
[2020-06-03 03:03:35] [INFO ] [Nat]Absence check using 120 positive and 4 generalized place invariants in 18 ms returned sat
[2020-06-03 03:03:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 03:03:36] [INFO ] [Nat]Absence check using state equation in 1295 ms returned sat
[2020-06-03 03:03:36] [INFO ] State equation strengthened by 108 read => feed constraints.
[2020-06-03 03:03:36] [INFO ] [Nat]Added 108 Read/Feed constraints in 41 ms returned sat
[2020-06-03 03:03:36] [INFO ] Computed and/alt/rep : 456/1928/456 causal constraints in 77 ms.
[2020-06-03 03:03:39] [INFO ] Added : 260 causal constraints over 52 iterations in 3111 ms. Result :unknown
[2020-06-03 03:03:40] [INFO ] [Real]Absence check using 120 positive place invariants in 242 ms returned sat
[2020-06-03 03:03:40] [INFO ] [Real]Absence check using 120 positive and 4 generalized place invariants in 3 ms returned sat
[2020-06-03 03:03:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 03:03:41] [INFO ] [Real]Absence check using state equation in 1331 ms returned sat
[2020-06-03 03:03:41] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 03:03:42] [INFO ] [Nat]Absence check using 120 positive place invariants in 452 ms returned unsat
[2020-06-03 03:03:43] [INFO ] [Real]Absence check using 120 positive place invariants in 498 ms returned sat
[2020-06-03 03:03:43] [INFO ] [Real]Absence check using 120 positive and 4 generalized place invariants in 5 ms returned sat
[2020-06-03 03:03:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 03:03:45] [INFO ] [Real]Absence check using state equation in 2943 ms returned sat
[2020-06-03 03:03:46] [INFO ] [Real]Added 108 Read/Feed constraints in 40 ms returned sat
[2020-06-03 03:03:46] [INFO ] Computed and/alt/rep : 456/1928/456 causal constraints in 80 ms.
[2020-06-03 03:03:46] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 03:03:46] [INFO ] [Nat]Absence check using 120 positive place invariants in 198 ms returned sat
[2020-06-03 03:03:46] [INFO ] [Nat]Absence check using 120 positive and 4 generalized place invariants in 3 ms returned sat
[2020-06-03 03:03:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 03:03:49] [INFO ] [Nat]Absence check using state equation in 2301 ms returned sat
[2020-06-03 03:03:49] [INFO ] [Nat]Added 108 Read/Feed constraints in 33 ms returned sat
[2020-06-03 03:03:49] [INFO ] Computed and/alt/rep : 456/1928/456 causal constraints in 111 ms.
[2020-06-03 03:03:51] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (=> (> t189 0) (and (and (> t111 0) (< o111 o189)) (or (and (> t0 0) (< o0 o189)) (and (> t107 0) (< o107 o189)) (and (> t108 0) (< o108 o189)) (and (> t193 0) (< o193 o189)) (and (> t194 0) (< o194 o189)) (and (> t195 0) (< o195 o189)) (and (> t196 0) (< o196 o189)))))") while checking expression at index 2
[2020-06-03 03:03:51] [INFO ] [Real]Absence check using 120 positive place invariants in 284 ms returned sat
[2020-06-03 03:03:51] [INFO ] [Real]Absence check using 120 positive and 4 generalized place invariants in 4 ms returned sat
[2020-06-03 03:03:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 03:03:52] [INFO ] [Real]Absence check using state equation in 1063 ms returned sat
[2020-06-03 03:03:52] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 03:03:53] [INFO ] [Nat]Absence check using 120 positive place invariants in 101 ms returned sat
[2020-06-03 03:03:53] [INFO ] [Nat]Absence check using 120 positive and 4 generalized place invariants in 25 ms returned sat
[2020-06-03 03:03:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 03:03:55] [INFO ] [Nat]Absence check using state equation in 1857 ms returned sat
[2020-06-03 03:03:55] [INFO ] [Nat]Added 108 Read/Feed constraints in 20 ms returned sat
[2020-06-03 03:03:55] [INFO ] Computed and/alt/rep : 456/1928/456 causal constraints in 51 ms.
[2020-06-03 03:03:57] [INFO ] Added : 240 causal constraints over 48 iterations in 2712 ms. Result :(error "Failed to check-sat")
FORMULA Parking-PT-432-ReachabilityCardinality-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 48200 steps, including 376 resets, run finished after 455 ms. (steps per millisecond=105 ) properties seen :[0, 0, 0] could not realise parikh vector
Support contains 5 out of 529 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 529/529 places, 457/457 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 529 transition count 441
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 513 transition count 441
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 32 place count 513 transition count 425
Deduced a syphon composed of 16 places in 2 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 64 place count 497 transition count 425
Symmetric choice reduction at 2 with 4 rule applications. Total rules 68 place count 497 transition count 425
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 76 place count 493 transition count 421
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 2 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 2 with 38 rules applied. Total rules applied 114 place count 474 transition count 402
Free-agglomeration rule applied 79 times.
Iterating global reduction 2 with 79 rules applied. Total rules applied 193 place count 474 transition count 323
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 2 with 79 rules applied. Total rules applied 272 place count 395 transition count 323
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 273 place count 395 transition count 323
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 274 place count 394 transition count 322
Reduce places removed 79 places and 0 transitions.
Performed 159 Post agglomeration using F-continuation condition.Transition count delta: 159
Iterating post reduction 3 with 238 rules applied. Total rules applied 512 place count 315 transition count 163
Reduce places removed 159 places and 0 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Iterating post reduction 4 with 203 rules applied. Total rules applied 715 place count 156 transition count 119
Reduce places removed 29 places and 0 transitions.
Iterating post reduction 5 with 29 rules applied. Total rules applied 744 place count 127 transition count 119
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 37 Pre rules applied. Total rules applied 744 place count 127 transition count 82
Deduced a syphon composed of 37 places in 0 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 6 with 74 rules applied. Total rules applied 818 place count 90 transition count 82
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 819 place count 90 transition count 82
Applied a total of 819 rules in 535 ms. Remains 90 /529 variables (removed 439) and now considering 82/457 (removed 375) transitions.
Finished structural reductions, in 1 iterations. Remains : 90/529 places, 82/457 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 2288 ms. (steps per millisecond=437 ) properties seen :[0, 1, 1]
FORMULA Parking-PT-432-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-432-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Finished Best-First random walk after 219 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=109 )
FORMULA Parking-PT-432-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
All properties solved without resorting to model-checking.

--------------------
content from stderr:

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="Parking-PT-432"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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 2-4028"
echo " Executing tool itslola"
echo " Input is Parking-PT-432, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r174-csrt-158987853300542"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-432.tgz
mv Parking-PT-432 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;