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.r112-smll-174867016400313.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)
...........................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is GPUForwardProgress-PT-32b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r112-smll-174867016400313
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 576K
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K 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 160K 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 booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1748770549987

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=GPUForwardProgress-PT-32b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-01 09:35:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2025-06-01 09:35:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 09:35:53] [INFO ] Load time of PNML (sax parser for PT used): 160 ms
[2025-06-01 09:35:53] [INFO ] Transformed 644 places.
[2025-06-01 09:35:53] [INFO ] Transformed 677 transitions.
[2025-06-01 09:35:53] [INFO ] Found NUPN structural information;
[2025-06-01 09:35:53] [INFO ] Parsed PT model containing 644 places and 677 transitions and 1677 arcs in 357 ms.
Graph (trivial) has 578 edges and 644 vertex of which 7 / 644 are part of one of the 1 SCC in 8 ms
Free SCC test removed 6 places
Structural test allowed to assert that 305 places are NOT stable. Took 54 ms.
Ensure Unique test removed 7 transitions
Reduce redundant transitions removed 7 transitions.
RANDOM walk for 40000 steps (147 resets) in 5181 ms. (7 steps per ms) remains 242/339 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 20 ms. (19 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 17 ms. (22 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 19 ms. (20 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 25 ms. (15 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 19 ms. (20 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 19 ms. (20 steps per ms) remains 242/242 properties
BEST_FIRST walk for 402 steps (8 resets) in 19 ms. (20 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 19 ms. (20 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 32 ms. (12 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 23 ms. (16 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 15 ms. (25 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 16 ms. (23 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 20 ms. (19 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 14 ms. (26 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 20 ms. (19 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 24 ms. (16 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 20 ms. (19 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 242/242 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 242/242 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 242/242 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 242/242 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 242/242 properties
// Phase 1: matrix 670 rows 638 cols
[2025-06-01 09:35:55] [INFO ] Computed 34 invariants in 41 ms
[2025-06-01 09:35:55] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Error getting values : (error "ParserException while parsing response: ((s34 (/ 1.0 2.0))
(s35 (/ 1.0 2.0))
(s36 (/ 1.0 2.0))
(s37 (/ 1.0 2.0))
(s38 (/ 1.0 2.0))
(s39 (/ 1.0 2.0))
(s40 (/ 1.0 2.0))
(s41 (/ 1.0 2.0))
(s42 (/ 1.0 2.0))
(s43 (/ 1.0 2.0))
(s52 (/ 1.0 2.0))
(s53 (/ 1.0 2.0))
(s54 (/ 1.0 2.0))
(s55 (/ 1.0 2.0))
(s56 (/ 1.0 2.0))
(s57 (/ 1.0 2.0))
(s58 (/ 1.0 2.0))
(s59 (/ 1.0 2.0))
(s60 (/ 1.0 2.0))
(s61 (/ 1.0 2.0))
(s70 (/ 1.0 2.0))
(s71 (/ 1.0 2.0))
(s72 (/ 1.0 2.0))
(s73 (/ 1.0 2.0))
(s74 (/ 1.0 2.0))
(s75 (/ 1.0 2.0))
(s76 (/ 1.0 2.0))
(s77 (/ 1.0 2.0))
(s78 (/ 1.0 2.0))
(s79 (/ 1.0 2.0))
(s88 (/ 1.0 2.0))
(s89 (/ 1.0 2.0))
(s90 (/ 1.0 2.0))
(s91 (/ 1.0 2.0))
(s92 (/ 1.0 2.0))
(s93 (/ 1.0 2.0))
(s94 (/ 1.0 2.0))
(s95 (/ 1.0 2.0))
(s96 (/ 1.0 2.0))
(s97 (/ 1.0 2.0))
(s106 (/ 1.0 2.0))
(s107 (/ 1.0 2.0))
(s108 (/ 1.0 2.0))
(s109 (/ 1.0 2.0))
(s110 (/ 1.0 2.0))
(s111 (/ 1.0 2.0))
(s112 (/ 1.0 2.0))
(s113 (/ 1.0 2.0))
(s114 (/ 1.0 2.0))
(s115 (/ 1.0 2.0))
(s124 (/ 1.0 2.0))
(s125 (/ 1.0 2.0))
(s126 (/ 1.0 2.0))
(s127 (/ 1.0 2.0))
(s128 (/ 1.0 2.0))
(s129 (/ 1.0 2.0))
(s130 (/ 1.0 2.0))
(s131 (/ 1.0 2.0))
(s132 (/ 1.0 2.0))
(s133 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/1308 variables, and 242 constraints, problems are : Problem set: 0 solved, 242 unsolved in 5122 ms.
Refiners :[Domain max(s): 242/638 constraints, Generalized P Invariants (flows): 0/34 constraints, State Equation: 0/638 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 242/242 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 242 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/242 variables, 242/242 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/242 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 2 (OVERLAPS) 394/636 variables, 33/275 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/636 variables, 394/669 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 636/1308 variables, and 669 constraints, problems are : Problem set: 0 solved, 242 unsolved in 5045 ms.
Refiners :[Domain max(s): 636/638 constraints, Generalized P Invariants (flows): 33/34 constraints, State Equation: 0/638 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/242 constraints, Known Traps: 0/0 constraints]
After SMT, in 10420ms problems are : Problem set: 0 solved, 242 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 242 out of 638 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 638/638 places, 670/670 transitions.
Ensure Unique test removed 1 places
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 222 transitions
Trivial Post-agglo rules discarded 222 transitions
Performed 222 trivial Post agglomeration. Transition count delta: 222
Iterating post reduction 0 with 224 rules applied. Total rules applied 224 place count 637 transition count 447
Reduce places removed 222 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 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 229 rules applied. Total rules applied 453 place count 415 transition count 440
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 454 place count 414 transition count 440
Performed 39 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 39 Pre rules applied. Total rules applied 454 place count 414 transition count 401
Deduced a syphon composed of 39 places in 4 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 3 with 78 rules applied. Total rules applied 532 place count 375 transition count 401
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 535 place count 372 transition count 398
Iterating global reduction 3 with 3 rules applied. Total rules applied 538 place count 372 transition count 398
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 538 place count 372 transition count 397
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 540 place count 371 transition count 397
Performed 69 Post agglomeration using F-continuation condition.Transition count delta: 69
Deduced a syphon composed of 69 places in 1 ms
Reduce places removed 69 places and 0 transitions.
Iterating global reduction 3 with 138 rules applied. Total rules applied 678 place count 302 transition count 328
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 682 place count 302 transition count 324
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 684 place count 301 transition count 324
Free-agglomeration rule applied 5 times.
Iterating global reduction 4 with 5 rules applied. Total rules applied 689 place count 301 transition count 319
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 694 place count 296 transition count 319
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 5 with 5 rules applied. Total rules applied 699 place count 296 transition count 319
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 700 place count 296 transition count 318
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 702 place count 296 transition count 318
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 703 place count 295 transition count 317
Applied a total of 703 rules in 319 ms. Remains 295 /638 variables (removed 343) and now considering 317/670 (removed 353) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 354 ms. Remains : 295/638 places, 317/670 transitions.
RANDOM walk for 7514 steps (17 resets) in 337 ms. (22 steps per ms) remains 0/242 properties
Able to resolve query StableMarking after proving 341 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST TOPOLOGICAL
Total runtime 13703 ms.
ITS solved all properties within timeout

BK_STOP 1748770566735

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -timeout 180 -rebuildPNML

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-32b"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is GPUForwardProgress-PT-32b, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r112-smll-174867016400313"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-32b.tgz
mv GPUForwardProgress-PT-32b execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;