Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r284-smll-162123894300024.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2021-input.qcow2 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 gold2020
Input is TokenRing-COL-040, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r284-smll-162123894300024
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 300K
-rw-r--r-- 1 mcc users 7.1K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.0K Mar 28 16:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 28 16:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 28 16:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 27 14:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 14:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.4K Mar 25 21:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 25 21:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 08:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 08:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:52 equiv_pt
-rw-r--r-- 1 mcc users 4 May 5 16:52 instance
-rw-r--r-- 1 mcc users 5 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 28K May 5 16:52 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 TokenRing-COL-040-ReachabilityFireability-00
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-01
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-02
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-03
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-04
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-05
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-06
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-07
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-08
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-09
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-10
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-11
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-12
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-13
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-14
FORMULA_NAME TokenRing-COL-040-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621386604288

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-19 01:10:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2021-05-19 01:10:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-19 01:10:07] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2021-05-19 01:10:07] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 858 ms
[2021-05-19 01:10:07] [INFO ] sort/places :
Couple->State,

[2021-05-19 01:10:07] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 1681 PT places and 68962.0 transition bindings in 33 ms.
[2021-05-19 01:10:07] [INFO ] Computed order based on color domains.
[2021-05-19 01:10:08] [INFO ] Unfolded HLPN to a Petri net with 1681 places and 65641 transitions in 604 ms.
[2021-05-19 01:10:08] [INFO ] Unfolded HLPN properties in 104 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 4641 ms.
Working with output stream class java.io.PrintStream
FORMULA TokenRing-COL-040-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-040-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-040-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Interrupted random walk after 3487 steps, including 0 resets, run timeout after 30007 ms. (steps per millisecond=0 ) properties seen :[1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1]
FORMULA TokenRing-COL-040-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-040-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-040-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-040-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-040-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-040-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-040-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-040-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-040-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-040-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-040-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 427 steps, including 0 resets, run timeout after 5162 ms. (steps per millisecond=0 ) properties seen :[0, 0]
Interrupted Best-First random walk after 396 steps, including 0 resets, run timeout after 5414 ms. (steps per millisecond=0 ) properties seen :[0, 0]
// Phase 1: matrix 65641 rows 1681 cols
[2021-05-19 01:10:53] [INFO ] Computed 41 place invariants in 364 ms
[2021-05-19 01:10:56] [INFO ] [Real]Absence check using 41 positive place invariants in 1382 ms returned sat
[2021-05-19 01:10:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 01:10:59] [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: Stream closed (>= t18483 0)") while checking expression at index 0
[2021-05-19 01:11:01] [INFO ] [Real]Absence check using 41 positive place invariants in 999 ms returned sat
[2021-05-19 01:11:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 01:11:04] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 1
Support contains 1681 out of 1681 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1681/1681 places, 65641/65641 transitions.
Applied a total of 0 rules in 493 ms. Remains 1681 /1681 variables (removed 0) and now considering 65641/65641 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1681/1681 places, 65641/65641 transitions.
Interrupted random walk after 3224 steps, including 0 resets, run timeout after 30002 ms. (steps per millisecond=0 ) properties seen :[0, 0]
Interrupted Best-First random walk after 266 steps, including 0 resets, run timeout after 5282 ms. (steps per millisecond=0 ) properties seen :[0, 0]
Interrupted Best-First random walk after 231 steps, including 0 resets, run timeout after 5276 ms. (steps per millisecond=0 ) properties seen :[0, 0]
Interrupted probabilistic random walk after 23793 steps, run timeout after 30009 ms. (steps per millisecond=0 ) properties seen :[0, 0]
Probabilistic random walk after 23793 steps, saw 2543 distinct states, run finished after 30012 ms. (steps per millisecond=0 ) properties seen :[0, 0]
// Phase 1: matrix 65641 rows 1681 cols
[2021-05-19 01:12:16] [INFO ] Computed 41 place invariants in 319 ms
[2021-05-19 01:12:19] [INFO ] [Real]Absence check using 41 positive place invariants in 2013 ms returned sat
[2021-05-19 01:12:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 01:12:37] [INFO ] [Real]Absence check using state equation in 17799 ms returned sat
[2021-05-19 01:12:41] [INFO ] State equation strengthened by 64040 read => feed constraints.
[2021-05-19 01:13:01] [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 (=> (> t57931 0) (or (> t290 0) (> t1890 0) (> t3490 0) (> t5090 0) (> t6690 0) (> t8290 0) (> t9890 0) (> t11490 0) (> t13090 0) (> t14690 0) (> t17891 0) (> t19491 0) (> t21091 0) (> t22691 0) (> t24291 0) (> t25891 0) (> t27491 0) (> t29091 0) (> t30691 0) (> t32291 0) (> t33891 0) (> t35491 0) (> t37091 0) (> t38691 0) (> t40291 0) (> t41891 0) (> t43491 0) (> t45091 0) (> t46691 0) (> t48291 0) (> t49891 0) (> t51491 0) (> t53091 0) (> t54691 0) (> t56291 0) (> t57891 0) (> t59491 0) (> t61091 0) (> t62691 0) (> t64291 0)))") while checking expression at index 0
[2021-05-19 01:13:03] [INFO ] [Real]Absence check using 41 positive place invariants in 1070 ms returned sat
[2021-05-19 01:13:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 01:13:20] [INFO ] [Real]Absence check using state equation in 16973 ms returned sat
[2021-05-19 01:13:21] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 01:13:24] [INFO ] [Nat]Absence check using 41 positive place invariants in 2002 ms returned unsat
FORMULA TokenRing-COL-040-ReachabilityFireability-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 1681 out of 1681 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1681/1681 places, 65641/65641 transitions.
Applied a total of 0 rules in 385 ms. Remains 1681 /1681 variables (removed 0) and now considering 65641/65641 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1681/1681 places, 65641/65641 transitions.
Interrupted random walk after 7547 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0]
Interrupted Best-First random walk after 459 steps, including 0 resets, run timeout after 5330 ms. (steps per millisecond=0 ) properties seen :[0]
Interrupted probabilistic random walk after 35045 steps, run timeout after 30001 ms. (steps per millisecond=1 ) properties seen :[0]
Probabilistic random walk after 35045 steps, saw 5779 distinct states, run finished after 30003 ms. (steps per millisecond=1 ) properties seen :[0]
// Phase 1: matrix 65641 rows 1681 cols
[2021-05-19 01:14:31] [INFO ] Computed 41 place invariants in 295 ms
[2021-05-19 01:14:33] [INFO ] [Real]Absence check using 41 positive place invariants in 1575 ms returned sat
[2021-05-19 01:14:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 01:14:50] [INFO ] [Real]Absence check using state equation in 17156 ms returned sat
[2021-05-19 01:14:54] [INFO ] State equation strengthened by 64040 read => feed constraints.
[2021-05-19 01:15:16] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 01:15:16] [INFO ] [Real]Added 64040 Read/Feed constraints in 22326 ms returned unknown
This parikh vector is obviously unfeasible : no match in initial state.
Support contains 1681 out of 1681 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1681/1681 places, 65641/65641 transitions.
Applied a total of 0 rules in 395 ms. Remains 1681 /1681 variables (removed 0) and now considering 65641/65641 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1681/1681 places, 65641/65641 transitions.
Starting structural reductions, iteration 0 : 1681/1681 places, 65641/65641 transitions.
Applied a total of 0 rules in 391 ms. Remains 1681 /1681 variables (removed 0) and now considering 65641/65641 (removed 0) transitions.
// Phase 1: matrix 65641 rows 1681 cols
[2021-05-19 01:15:17] [INFO ] Computed 41 place invariants in 231 ms
[2021-05-19 01:15:17] [INFO ] Implicit Places using invariants in 586 ms returned []
Implicit Place search using SMT only with invariants took 587 ms to find 0 implicit places.
// Phase 1: matrix 65641 rows 1681 cols
[2021-05-19 01:15:18] [INFO ] Computed 41 place invariants in 272 ms
[2021-05-19 01:15:48] [INFO ] Performed 7813/65641 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2021-05-19 01:16:18] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (and (>= s607 1) (>= s624 1))") after 60308 ms
Finished structural reductions, in 1 iterations. Remains : 1681/1681 places, 65641/65641 transitions.
Interrupted random walk after 7529 steps, including 0 resets, run timeout after 30002 ms. (steps per millisecond=0 ) properties seen :[0]
// Phase 1: matrix 65641 rows 1681 cols
[2021-05-19 01:16:48] [INFO ] Computed 41 place invariants in 198 ms
[2021-05-19 01:16:50] [INFO ] [Real]Absence check using 41 positive place invariants in 1370 ms returned sat
[2021-05-19 01:16:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 01:17:07] [INFO ] [Real]Absence check using state equation in 16733 ms returned sat
[2021-05-19 01:17:11] [INFO ] State equation strengthened by 64040 read => feed constraints.
[2021-05-19 01:17:11] [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: Stream closed (=> (> t0 0) (or (> t3201 0) (> t4801 0) (> t6401 0) (> t8001 0) (> t9601 0) (> t11201 0) (> t12801 0) (> t14401 0) (> t16001 0) (> t17601 0) (> t19201 0) (> t20801 0) (> t22401 0) (> t24001 0) (> t25601 0) (> t27201 0) (> t28801 0) (> t30401 0) (> t32001 0) (> t33601 0) (> t35201 0) (> t36801 0) (> t38401 0) (> t40001 0) (> t41601 0) (> t43201 0) (> t44801 0) (> t46401 0) (> t48001 0) (> t49601 0) (> t51201 0) (> t52801 0) (> t54401 0) (> t56001 0) (> t57601 0) (> t59201 0) (> t60801 0) (> t62401 0) (> t64001 0) (> t65601 0)))") while checking expression at index 0
Applied a total of 0 rules in 372 ms. Remains 1681 /1681 variables (removed 0) and now considering 65641/65641 (removed 0) transitions.
// Phase 1: matrix 65641 rows 1681 cols
[2021-05-19 01:17:12] [INFO ] Computed 41 place invariants in 277 ms
[2021-05-19 01:17:14] [INFO ] [Real]Absence check using 41 positive place invariants in 1659 ms returned sat
[2021-05-19 01:17:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 01:17:32] [INFO ] [Real]Absence check using state equation in 17227 ms returned sat
[2021-05-19 01:17:42] [INFO ] Computed and/alt/rep : 64040/2560040/64040 causal constraints in 7442 ms.
[2021-05-19 01:17:46] [INFO ] Added : 0 causal constraints over 0 iterations in 11083 ms. Result :sat
[2021-05-19 01:17:54] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 208 ms.
[2021-05-19 01:17:54] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 504 ms.
[2021-05-19 01:17:58] [INFO ] Flatten gal took : 2748 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ TokenRing-COL-040 @ 3570 seconds
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 6629508 kB
After kill :
MemTotal: 16427332 kB
MemFree: 16028760 kB

--------------------
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="TokenRing-COL-040"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 2-4028"
echo " Executing tool gold2020"
echo " Input is TokenRing-COL-040, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r284-smll-162123894300024"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-040.tgz
mv TokenRing-COL-040 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;