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.r275-smll-167863547500217.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 itstools
Input is NoC3x3-PT-8B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r275-smll-167863547500217
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 7.4K Feb 26 09:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Feb 26 09:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 26 09:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 26 09:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 16:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Feb 26 10:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 26 10:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Feb 26 10:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 10:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 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 3.0M 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678865873662

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=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=NoC3x3-PT-8B
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202303021504
[2023-03-15 07:37:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2023-03-15 07:37:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 07:37:58] [INFO ] Load time of PNML (sax parser for PT used): 872 ms
[2023-03-15 07:37:58] [INFO ] Transformed 9140 places.
[2023-03-15 07:37:58] [INFO ] Transformed 14577 transitions.
[2023-03-15 07:37:58] [INFO ] Found NUPN structural information;
[2023-03-15 07:37:58] [INFO ] Parsed PT model containing 9140 places and 14577 transitions and 30726 arcs in 1155 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 9140/9140 places, 14577/14577 transitions.
Graph (trivial) has 13742 edges and 9140 vertex of which 2397 / 9140 are part of one of the 33 SCC in 65 ms
Free SCC test removed 2364 places
Ensure Unique test removed 3723 transitions
Reduce isomorphic transitions removed 3723 transitions.
Reduce places removed 33 places and 0 transitions.
Drop transitions removed 4098 transitions
Trivial Post-agglo rules discarded 4098 transitions
Performed 4098 trivial Post agglomeration. Transition count delta: 4098
Iterating post reduction 0 with 4131 rules applied. Total rules applied 4132 place count 6743 transition count 6756
Reduce places removed 4098 places and 0 transitions.
Ensure Unique test removed 2376 transitions
Reduce isomorphic transitions removed 2376 transitions.
Drop transitions removed 1200 transitions
Trivial Post-agglo rules discarded 1200 transitions
Performed 1200 trivial Post agglomeration. Transition count delta: 1200
Iterating post reduction 1 with 7674 rules applied. Total rules applied 11806 place count 2645 transition count 3180
Reduce places removed 1200 places and 0 transitions.
Ensure Unique test removed 1200 transitions
Reduce isomorphic transitions removed 1200 transitions.
Drop transitions removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 2 with 2448 rules applied. Total rules applied 14254 place count 1445 transition count 1932
Reduce places removed 48 places and 0 transitions.
Iterating post reduction 3 with 48 rules applied. Total rules applied 14302 place count 1397 transition count 1932
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 33 Pre rules applied. Total rules applied 14302 place count 1397 transition count 1899
Deduced a syphon composed of 33 places in 49 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 14368 place count 1364 transition count 1899
Performed 783 Post agglomeration using F-continuation condition with reduction of 104 identical transitions.
Deduced a syphon composed of 783 places in 2 ms
Reduce places removed 783 places and 0 transitions.
Iterating global reduction 4 with 1566 rules applied. Total rules applied 15934 place count 581 transition count 1012
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 4 with 24 rules applied. Total rules applied 15958 place count 581 transition count 988
Renaming transitions due to excessive name length > 1024 char.
Applied a total of 15958 rules in 885 ms. Remains 581 /9140 variables (removed 8559) and now considering 988/14577 (removed 13589) transitions.
[2023-03-15 07:37:59] [INFO ] Flow matrix only has 888 transitions (discarded 100 similar events)
// Phase 1: matrix 888 rows 581 cols
[2023-03-15 07:37:59] [INFO ] Computed 66 place invariants in 39 ms
[2023-03-15 07:38:00] [INFO ] Implicit Places using invariants in 1174 ms returned []
[2023-03-15 07:38:00] [INFO ] Flow matrix only has 888 transitions (discarded 100 similar events)
[2023-03-15 07:38:00] [INFO ] Invariant cache hit.
[2023-03-15 07:38:01] [INFO ] State equation strengthened by 53 read => feed constraints.
[2023-03-15 07:38:02] [INFO ] Implicit Places using invariants and state equation in 2044 ms returned [13, 72, 134, 193, 277, 360, 422, 483, 545]
Discarding 9 places :
Implicit Place search using SMT with State Equation took 3291 ms to find 9 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 572/9140 places, 988/14577 transitions.
Drop transitions removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 572 transition count 964
Reduce places removed 24 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 48 rules applied. Total rules applied 72 place count 548 transition count 940
Applied a total of 72 rules in 19 ms. Remains 548 /572 variables (removed 24) and now considering 940/988 (removed 48) transitions.
[2023-03-15 07:38:02] [INFO ] Flow matrix only has 840 transitions (discarded 100 similar events)
// Phase 1: matrix 840 rows 548 cols
[2023-03-15 07:38:02] [INFO ] Computed 57 place invariants in 6 ms
[2023-03-15 07:38:03] [INFO ] Implicit Places using invariants in 497 ms returned []
[2023-03-15 07:38:03] [INFO ] Flow matrix only has 840 transitions (discarded 100 similar events)
[2023-03-15 07:38:03] [INFO ] Invariant cache hit.
[2023-03-15 07:38:03] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-15 07:38:05] [INFO ] Implicit Places using invariants and state equation in 1697 ms returned []
Implicit Place search using SMT with State Equation took 2198 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 548/9140 places, 940/14577 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 6394 ms. Remains : 548/9140 places, 940/14577 transitions.
Discarding 297 transitions out of 940. Remains 643
Initial state reduction rules removed 1 formulas.
[2023-03-15 07:38:05] [INFO ] Flatten gal took : 238 ms
[2023-03-15 07:38:05] [INFO ] Flatten gal took : 122 ms
[2023-03-15 07:38:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4792280564499932135.gal : 76 ms
[2023-03-15 07:38:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10863191351780815975.prop : 19 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4792280564499932135.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10863191351780815975.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10863191351780815975.prop.
Incomplete random walk after 10000 steps, including 81 resets, run finished after 1375 ms. (steps per millisecond=7 ) properties (out of 642) seen :476
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 166) seen :0
Running SMT prover for 166 properties.
[2023-03-15 07:38:06] [INFO ] Flow matrix only has 840 transitions (discarded 100 similar events)
[2023-03-15 07:38:06] [INFO ] Invariant cache hit.
Reachability property qltransition_278 is true.
Reachability property qltransition_277 is true.
Reachability property qltransition_276 is true.
Reachability property qltransition_275 is true.
Reachability property qltransition_274 is true.
Reachability property qltransition_273 is true.
Reachability property qltransition_272 is true.
Reachability property qltransition_271 is true.
Reachability property qltransition_270 is true.
Reachability property qltransition_269 is true.
Reachability property qltransition_268 is true.
Reachability property qltransition_267 is true.
Reachability property qltransition_210 is true.
Reachability property qltransition_182 is true.
Reachability property qltransition_158 is true.
Reachability property qltransition_139 is true.
Reachability property qltransition_115 is true.
Reachability property qltransition_86 is true.
Reachability property qltransition_62 is true.
Reachability property qltransition_43 is true.
Reachability property qltransition_19 is true.
Reachability property qltransition_0 is true.
SDD proceeding with computation,620 properties remain. new max is 2
SDD size :2 after 41
Reachability property qltransition_511 is true.
Reachability property qltransition_359 is true.
SDD proceeding with computation,618 properties remain. new max is 2
SDD size :41 after 96
SDD proceeding with computation,618 properties remain. new max is 4
SDD size :96 after 171
SDD proceeding with computation,618 properties remain. new max is 8
SDD size :171 after 181
Reachability property qltransition_167 is true.
SDD proceeding with computation,617 properties remain. new max is 8
SDD size :181 after 361
Reachability property qltransition_632 is true.
Reachability property qltransition_418 is true.
Reachability property qltransition_351 is true.
Reachability property qltransition_350 is true.
Reachability property qltransition_349 is true.
Reachability property qltransition_348 is true.
Reachability property qltransition_347 is true.
Reachability property qltransition_346 is true.
Reachability property qltransition_345 is true.
Reachability property qltransition_344 is true.
Reachability property qltransition_343 is true.
Reachability property qltransition_342 is true.
Reachability property qltransition_341 is true.
Reachability property qltransition_340 is true.
SDD proceeding with computation,603 properties remain. new max is 8
SDD size :361 after 27721
Reachability property qltransition_633 is true.
Reachability property qltransition_419 is true.
Reachability property qltransition_373 is true.
Reachability property qltransition_372 is true.
Reachability property qltransition_371 is true.
Reachability property qltransition_370 is true.
Reachability property qltransition_369 is true.
Reachability property qltransition_368 is true.
Reachability property qltransition_367 is true.
Reachability property qltransition_366 is true.
Reachability property qltransition_365 is true.
Reachability property qltransition_364 is true.
Reachability property qltransition_363 is true.
Reachability property qltransition_362 is true.
Reachability property qltransition_361 is true.
Reachability property qltransition_360 is true.
Reachability property qltransition_281 is true.
Reachability property qltransition_261 is true.
Reachability property qltransition_260 is true.
Reachability property qltransition_259 is true.
Reachability property qltransition_255 is true.
Reachability property qltransition_254 is true.
Reachability property qltransition_251 is true.
Reachability property qltransition_250 is true.
Reachability property qltransition_249 is true.
Reachability property qltransition_248 is true.
Reachability property qltransition_244 is true.
Reachability property qltransition_243 is true.
Reachability property qltransition_240 is true.
Reachability property qltransition_211 is true.
Reachability property qltransition_191 is true.
SDD proceeding with computation,572 properties remain. new max is 8
SDD size :27721 after 1.32289e+06
Reachability property qltransition_510 is true.
Reachability property qltransition_257 is true.
Reachability property qltransition_256 is true.
Reachability property qltransition_253 is true.
Reachability property qltransition_252 is true.
Reachability property qltransition_246 is true.
Reachability property qltransition_245 is true.
Reachability property qltransition_242 is true.
Reachability property qltransition_241 is true.
SDD proceeding with computation,563 properties remain. new max is 8
SDD size :1.32289e+06 after 1.32325e+06
SDD proceeding with computation,563 properties remain. new max is 16
SDD size :1.32325e+06 after 1.32371e+06
SDD proceeding with computation,563 properties remain. new max is 32
SDD size :1.32371e+06 after 1.40232e+06
Reachability property qltransition_357 is true.
SDD proceeding with computation,562 properties remain. new max is 32
SDD size :1.40232e+06 after 2.67169e+08
Reachability property qltransition_715 is true.
Reachability property qltransition_411 is true.
Reachability property qltransition_410 is true.
Reachability property qltransition_409 is true.
Reachability property qltransition_408 is true.
Reachability property qltransition_407 is true.
Reachability property qltransition_406 is true.
Reachability property qltransition_405 is true.
Reachability property qltransition_404 is true.
Reachability property qltransition_403 is true.
Reachability property qltransition_402 is true.
Reachability property qltransition_401 is true.
Reachability property qltransition_400 is true.
Reachability property qltransition_374 is true.
Reachability property qltransition_334 is true.
Reachability property qltransition_332 is true.
Reachability property qltransition_331 is true.
Reachability property qltransition_330 is true.
Reachability property qltransition_329 is true.
Reachability property qltransition_325 is true.
Reachability property qltransition_324 is true.
Reachability property qltransition_322 is true.
Reachability property qltransition_321 is true.
Reachability property qltransition_320 is true.
Reachability property qltransition_319 is true.
Reachability property qltransition_315 is true.
Reachability property qltransition_172 is true.
Reachability property qltransition_148 is true.
[2023-03-15 07:38:09] [INFO ] [Real]Absence check using 57 positive place invariants in 22 ms returned sat
SDD proceeding with computation,534 properties remain. new max is 32
SDD size :2.67169e+08 after 1.29072e+10
Reachability property qltransition_631 is true.
Reachability property qltransition_333 is true.
Reachability property qltransition_328 is true.
Reachability property qltransition_327 is true.
Reachability property qltransition_323 is true.
Reachability property qltransition_318 is true.
Reachability property qltransition_317 is true.
Reachability property qltransition_280 is true.
SDD proceeding with computation,526 properties remain. new max is 32
SDD size :1.29072e+10 after 2.63e+10
[2023-03-15 07:38:18] [INFO ] After 7070ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:165
[2023-03-15 07:38:18] [INFO ] State equation strengthened by 29 read => feed constraints.
[2023-03-15 07:38:18] [INFO ] After 82ms SMT Verify possible using 29 Read/Feed constraints in real domain returned unsat :0 sat :0 real:166
[2023-03-15 07:38:18] [INFO ] After 11389ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:166
[2023-03-15 07:38:20] [INFO ] [Nat]Absence check using 57 positive place invariants in 31 ms returned sat
[2023-03-15 07:38:30] [INFO ] After 8016ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :166
[2023-03-15 07:38:39] [INFO ] After 8697ms SMT Verify possible using 29 Read/Feed constraints in natural domain returned unsat :0 sat :166
0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
[2023-03-15 07:38:43] [INFO ] After 12619ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :166
Attempting to minimize the solution found.
Minimization took 1 ms.
[2023-03-15 07:38:43] [INFO ] After 25032ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :166
Fused 166 Parikh solutions to 164 different solutions.
Parikh walk visited 0 properties in 96 ms.
Support contains 160 out of 548 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 548/548 places, 940/940 transitions.
Drop transitions removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 0 with 33 rules applied. Total rules applied 33 place count 548 transition count 907
Discarding 100 places :
Symmetric choice reduction at 1 with 100 rule applications. Total rules 133 place count 448 transition count 781
Iterating global reduction 1 with 100 rules applied. Total rules applied 233 place count 448 transition count 781
Ensure Unique test removed 79 transitions
Reduce isomorphic transitions removed 79 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 312 place count 448 transition count 702
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -22
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 316 place count 446 transition count 724
Free-agglomeration rule applied 124 times.
Iterating global reduction 2 with 124 rules applied. Total rules applied 440 place count 446 transition count 600
Reduce places removed 124 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 1130 edges and 322 vertex of which 315 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.4 ms
Discarding 7 places :
Also discarding 0 output transitions
Iterating post reduction 2 with 126 rules applied. Total rules applied 566 place count 315 transition count 599
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 573 place count 315 transition count 592
Drop transitions removed 55 transitions
Redundant transition composition rules discarded 55 transitions
Iterating global reduction 4 with 55 rules applied. Total rules applied 628 place count 315 transition count 537
Graph (complete) has 1068 edges and 315 vertex of which 292 are kept as prefixes of interest. Removing 23 places using SCC suffix rule.2 ms
Discarding 23 places :
Also discarding 0 output transitions
Iterating post reduction 4 with 1 rules applied. Total rules applied 629 place count 292 transition count 537
Drop transitions removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 5 with 23 rules applied. Total rules applied 652 place count 292 transition count 514
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 6 with 7 rules applied. Total rules applied 659 place count 292 transition count 514
Applied a total of 659 rules in 217 ms. Remains 292 /548 variables (removed 256) and now considering 514/940 (removed 426) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 218 ms. Remains : 292/548 places, 514/940 transitions.
Interrupted random walk after 476715 steps, including 1 resets, run timeout after 30001 ms. (steps per millisecond=15 ) properties seen 50
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 886 ms. (steps per millisecond=112 ) properties (out of 90) seen :19
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 878 ms. (steps per millisecond=113 ) properties (out of 71) seen :12
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 1342 ms. (steps per millisecond=74 ) properties (out of 59) seen :12
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 739 ms. (steps per millisecond=135 ) properties (out of 47) seen :6
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 740 ms. (steps per millisecond=135 ) properties (out of 41) seen :4
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 775 ms. (steps per millisecond=129 ) properties (out of 37) seen :7
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 891 ms. (steps per millisecond=112 ) properties (out of 30) seen :4
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 662 ms. (steps per millisecond=151 ) properties (out of 26) seen :5
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 1011 ms. (steps per millisecond=98 ) properties (out of 21) seen :3
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 629 ms. (steps per millisecond=158 ) properties (out of 18) seen :4
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 1027 ms. (steps per millisecond=97 ) properties (out of 14) seen :2
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 648 ms. (steps per millisecond=154 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 713 ms. (steps per millisecond=140 ) properties (out of 11) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 492 ms. (steps per millisecond=203 ) properties (out of 9) seen :3
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 530 ms. (steps per millisecond=188 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-15 07:39:25] [INFO ] Flow matrix only has 448 transitions (discarded 66 similar events)
// Phase 1: matrix 448 rows 292 cols
[2023-03-15 07:39:25] [INFO ] Computed 57 place invariants in 4 ms
[2023-03-15 07:39:25] [INFO ] [Real]Absence check using 57 positive place invariants in 18 ms returned sat
[2023-03-15 07:39:26] [INFO ] After 471ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-15 07:39:26] [INFO ] [Nat]Absence check using 57 positive place invariants in 18 ms returned sat
[2023-03-15 07:39:26] [INFO ] After 285ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-15 07:39:26] [INFO ] State equation strengthened by 142 read => feed constraints.
[2023-03-15 07:39:26] [INFO ] After 161ms SMT Verify possible using 142 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2023-03-15 07:39:26] [INFO ] After 373ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 173 ms.
[2023-03-15 07:39:27] [INFO ] After 990ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 1 ms.
Support contains 9 out of 292 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 292/292 places, 514/514 transitions.
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 30 place count 262 transition count 434
Iterating global reduction 0 with 30 rules applied. Total rules applied 60 place count 262 transition count 434
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 64 place count 260 transition count 458
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 66 place count 260 transition count 456
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 72 place count 260 transition count 450
Free-agglomeration rule applied 54 times.
Iterating global reduction 1 with 54 rules applied. Total rules applied 126 place count 260 transition count 396
Reduce places removed 54 places and 0 transitions.
Drop transitions removed 11 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 12 transitions.
Graph (complete) has 724 edges and 206 vertex of which 205 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 1 with 67 rules applied. Total rules applied 193 place count 205 transition count 384
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 194 place count 205 transition count 383
Drop transitions removed 66 transitions
Redundant transition composition rules discarded 66 transitions
Iterating global reduction 3 with 66 rules applied. Total rules applied 260 place count 205 transition count 317
Partial Free-agglomeration rule applied 12 times.
Drop transitions removed 12 transitions
Iterating global reduction 3 with 12 rules applied. Total rules applied 272 place count 205 transition count 317
Applied a total of 272 rules in 83 ms. Remains 205 /292 variables (removed 87) and now considering 317/514 (removed 197) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 83 ms. Remains : 205/292 places, 317/514 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 7089 ms. (steps per millisecond=141 ) properties (out of 6) seen :5
Finished Best-First random walk after 336551 steps, including 1 resets, run visited all 1 properties in 471 ms. (steps per millisecond=714 )
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
Able to resolve query QuasiLiveness after proving 643 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 97250 ms.

BK_STOP 1678865975837

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="NoC3x3-PT-8B"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
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 itstools"
echo " Input is NoC3x3-PT-8B, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r275-smll-167863547500217"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-8B.tgz
mv NoC3x3-PT-8B execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;