Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r111-smll-174867015800051.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=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 2-5832
Executing tool gold2024
Input is GPUForwardProgress-PT-08b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r111-smll-174867015800051
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 46K May 29 14:32 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-00
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-01
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-02
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-03
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-04
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-05
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-06
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-07
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-08
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-09
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-10
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-11
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-12
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-13
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-14
FORMULA_NAME GPUForwardProgress-PT-08b-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748784931044

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPUForwardProgress-PT-08b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-06-01 13:35:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 13:35:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 13:35:33] [INFO ] Load time of PNML (sax parser for PT used): 112 ms
[2025-06-01 13:35:33] [INFO ] Transformed 188 places.
[2025-06-01 13:35:33] [INFO ] Transformed 197 transitions.
[2025-06-01 13:35:33] [INFO ] Found NUPN structural information;
[2025-06-01 13:35:33] [INFO ] Parsed PT model containing 188 places and 197 transitions and 477 arcs in 337 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 197 rows 188 cols
[2025-06-01 13:35:33] [INFO ] Computed 10 invariants in 20 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (128 resets) in 47 ms. (208 steps per ms)
FORMULA GPUForwardProgress-PT-08b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA GPUForwardProgress-PT-08b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20002 steps (46 resets) in 33 ms. (588 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2025-06-01 13:35:33] [INFO ] Invariant cache hit.
[2025-06-01 13:35:33] [INFO ] [Real]Absence check using 0 positive and 10 generalized place invariants in 15 ms returned sat
[2025-06-01 13:35:34] [INFO ] [Real]Absence check using state equation in 171 ms returned sat
[2025-06-01 13:35:34] [INFO ] Computed and/alt/rep : 195/365/195 causal constraints (skipped 1 transitions) in 39 ms.
[2025-06-01 13:35:34] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 13:35:34] [INFO ] [Nat]Absence check using 0 positive and 10 generalized place invariants in 30 ms returned sat
[2025-06-01 13:35:34] [INFO ] [Nat]Absence check using state equation in 111 ms returned sat
[2025-06-01 13:35:34] [INFO ] Computed and/alt/rep : 195/365/195 causal constraints (skipped 1 transitions) in 26 ms.
[2025-06-01 13:35:35] [INFO ] Added : 187 causal constraints over 39 iterations in 893 ms. Result :sat
Minimization took 102 ms.
[2025-06-01 13:35:35] [INFO ] [Real]Absence check using 0 positive and 10 generalized place invariants in 8 ms returned sat
[2025-06-01 13:35:35] [INFO ] [Real]Absence check using state equation in 98 ms returned sat
[2025-06-01 13:35:35] [INFO ] Computed and/alt/rep : 195/365/195 causal constraints (skipped 1 transitions) in 26 ms.
[2025-06-01 13:35:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 13:35:35] [INFO ] [Nat]Absence check using 0 positive and 10 generalized place invariants in 18 ms returned sat
[2025-06-01 13:35:36] [INFO ] [Nat]Absence check using state equation in 118 ms returned sat
[2025-06-01 13:35:36] [INFO ] Computed and/alt/rep : 195/365/195 causal constraints (skipped 1 transitions) in 31 ms.
[2025-06-01 13:35:36] [INFO ] Added : 185 causal constraints over 37 iterations in 709 ms. Result :sat
Minimization took 106 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
FORMULA GPUForwardProgress-PT-08b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[1]
Support contains 1 out of 188 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p46) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 188/188 places, 196/196 transitions.
Graph (trivial) has 168 edges and 188 vertex of which 7 / 188 are part of one of the 1 SCC in 5 ms
Free SCC test removed 6 places
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Graph (complete) has 271 edges and 182 vertex of which 169 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.2 ms
Discarding 13 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 101 transitions
Trivial Post-agglo rules discarded 101 transitions
Performed 101 trivial Post agglomeration. Transition count delta: 101
Iterating post reduction 0 with 103 rules applied. Total rules applied 105 place count 169 transition count 82
Reduce places removed 101 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 110 rules applied. Total rules applied 215 place count 68 transition count 73
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 216 place count 67 transition count 73
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 15 Pre rules applied. Total rules applied 216 place count 67 transition count 58
Deduced a syphon composed of 15 places in 1 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 246 place count 52 transition count 58
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 257 place count 41 transition count 47
Iterating global reduction 3 with 11 rules applied. Total rules applied 268 place count 41 transition count 47
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 268 place count 41 transition count 45
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 272 place count 39 transition count 45
Graph (complete) has 69 edges and 39 vertex of which 16 are kept as prefixes of interest. Removing 23 places using SCC suffix rule.1 ms
Discarding 23 places :
Also discarding 22 output transitions
Drop transitions (Output transitions of discarded places.) removed 22 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 3 with 7 rules applied. Total rules applied 279 place count 16 transition count 17
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 16 rules applied. Total rules applied 295 place count 10 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 296 place count 9 transition count 7
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 6 with 7 rules applied. Total rules applied 303 place count 5 transition count 4
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 304 place count 5 transition count 3
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 305 place count 4 transition count 2
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 306 place count 3 transition count 2
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 306 place count 3 transition count 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 308 place count 2 transition count 1
Applied a total of 308 rules in 73 ms. Remains 2 /188 variables (removed 186) and now considering 1/196 (removed 195) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 88 ms. Remains : 2/188 places, 1/196 transitions.
// Phase 1: matrix 1 rows 2 cols
[2025-06-01 13:35:37] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[1]
FORMULA GPUForwardProgress-PT-08b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (500000 resets) in 332 ms. (3003 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-01 13:35:37] [INFO ] Flatten gal took : 173 ms
[2025-06-01 13:35:37] [INFO ] Flatten gal took : 2 ms
[2025-06-01 13:35:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14787844449229509551.gal : 4 ms
[2025-06-01 13:35:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11443427604492456033.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14787844449229509551.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11443427604492456033.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 5025 ms.

BK_STOP 1748784938021

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="GPUForwardProgress-PT-08b"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is GPUForwardProgress-PT-08b, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r111-smll-174867015800051"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-08b.tgz
mv GPUForwardProgress-PT-08b execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;