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Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r007-tall-174853737700452
Last Updated
June 24, 2025

About the Execution of ITS-Tools for AutonomousCar-PT-08b

Execution Summary
Max Memory
Used (MB)		 Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 12560.00 0.00 0.00 F normal

Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r007-tall-174853737700452.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 itstools
Input is AutonomousCar-PT-08b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r007-tall-174853737700452
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 920K
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K 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 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 119K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K 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 3.7K 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 517K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748545887252

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutonomousCar-PT-08b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2025-05-29 19:11:28] [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]
[2025-05-29 19:11:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 19:11:28] [INFO ] Load time of PNML (sax parser for PT used): 127 ms
[2025-05-29 19:11:28] [INFO ] Transformed 357 places.
[2025-05-29 19:11:28] [INFO ] Transformed 1128 transitions.
[2025-05-29 19:11:28] [INFO ] Found NUPN structural information;
[2025-05-29 19:11:28] [INFO ] Parsed PT model containing 357 places and 1128 transitions and 9454 arcs in 228 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 357/357 places, 1128/1128 transitions.
Graph (trivial) has 343 edges and 357 vertex of which 4 / 357 are part of one of the 2 SCC in 5 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 163 transitions
Trivial Post-agglo rules discarded 163 transitions
Performed 163 trivial Post agglomeration. Transition count delta: 163
Iterating post reduction 0 with 163 rules applied. Total rules applied 164 place count 355 transition count 963
Reduce places removed 163 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 27 transitions
Trivial Post-agglo rules discarded 27 transitions
Performed 27 trivial Post agglomeration. Transition count delta: 27
Iterating post reduction 1 with 210 rules applied. Total rules applied 374 place count 192 transition count 916
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 2 with 27 rules applied. Total rules applied 401 place count 165 transition count 916
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 401 place count 165 transition count 911
Deduced a syphon composed of 5 places in 8 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 411 place count 160 transition count 911
Performed 80 Post agglomeration using F-continuation condition with reduction of 257 identical transitions.
Deduced a syphon composed of 80 places in 2 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 3 with 160 rules applied. Total rules applied 571 place count 80 transition count 574
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 573 place count 79 transition count 574
Applied a total of 573 rules in 129 ms. Remains 79 /357 variables (removed 278) and now considering 574/1128 (removed 554) transitions.
[2025-05-29 19:11:28] [INFO ] Flow matrix only has 573 transitions (discarded 1 similar events)
// Phase 1: matrix 573 rows 79 cols
[2025-05-29 19:11:28] [INFO ] Computed 13 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:11:29] [INFO ] Implicit Places using invariants in 475 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 510 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 78/357 places, 574/1128 transitions.
Applied a total of 0 rules in 5 ms. Remains 78 /78 variables (removed 0) and now considering 574/574 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 660 ms. Remains : 78/357 places, 574/1128 transitions.
Discarding 45 transitions out of 574. Remains 529
Initial state reduction rules removed 1 formulas.
[2025-05-29 19:11:30] [INFO ] Flatten gal took : 297 ms
[2025-05-29 19:11:30] [INFO ] Flatten gal took : 159 ms
[2025-05-29 19:11:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality596159022517273066.gal : 77 ms
[2025-05-29 19:11:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1802910333827070137.prop : 15 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality596159022517273066.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1802910333827070137.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality1802910333827070137.prop.
RANDOM walk for 40000 steps (2675 resets) in 5106 ms. (7 steps per ms) remains 358/528 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 38 ms. (10 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
Reachability property qltransition_333 is true.
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
Reachability property qltransition_317 is true.
Reachability property qltransition_309 is true.
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
Reachability property qltransition_108 is true.
Reachability property qltransition_21 is true.
Reachability property qltransition_18 is true.
Reachability property qltransition_15 is true.
Reachability property qltransition_12 is true.
Reachability property qltransition_9 is true.
Reachability property qltransition_6 is true.
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
Reachability property qltransition_3 is true.
Reachability property qltransition_0 is true.
SDD proceeding with computation,516 properties remain. new max is 2
SDD size :1 after 9
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
SDD proceeding with computation,516 properties remain. new max is 4
SDD size :9 after 10
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 358/358 properties
Reachability property qltransition_365 is true.
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 358/358 properties
Reachability property qltransition_349 is true.
Reachability property qltransition_341 is true.
SDD proceeding with computation,513 properties remain. new max is 4
SDD size :10 after 52
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 358/358 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 358/358 properties
SDD proceeding with computation,513 properties remain. new max is 8
SDD size :52 after 55
SDD proceeding with computation,513 properties remain. new max is 16
SDD size :55 after 58
[2025-05-29 19:11:31] [INFO ] Flow matrix only has 573 transitions (discarded 1 similar events)
// Phase 1: matrix 573 rows 78 cols
Reachability property qltransition_397 is true.
Reachability property qltransition_381 is true.
Reachability property qltransition_373 is true.
[2025-05-29 19:11:31] [INFO ] Computed 12 invariants in 5 ms
SDD proceeding with computation,510 properties remain. new max is 16
SDD size :58 after 354
[2025-05-29 19:11:31] [INFO ] State equation strengthened by 2 read => feed constraints.
SDD proceeding with computation,510 properties remain. new max is 32
SDD size :354 after 370
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_429 is true.
Reachability property qltransition_413 is true.
Reachability property qltransition_405 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,507 properties remain. new max is 32
SDD size :370 after 2310
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_461 is true.
Reachability property qltransition_445 is true.
Reachability property qltransition_437 is true.
SDD proceeding with computation,504 properties remain. new max is 32
SDD size :2310 after 13842
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_493 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_477 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_469 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_151 is true.
Reachability property qltransition_150 is true.
Reachability property qltransition_149 is true.
Reachability property qltransition_148 is true.
Reachability property qltransition_147 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_146 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_145 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_144 is true.
Reachability property qltransition_143 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_142 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_141 is true.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_140 is true.
Reachability property qltransition_139 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_138 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_137 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_136 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_135 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_134 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_133 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_132 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_131 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_130 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_129 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_128 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_127 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_126 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_125 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_124 is true.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Reachability property qltransition_123 is true.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Reachability property qltransition_122 is true.
Reachability property qltransition_121 is true.
Reachability property qltransition_120 is true.
Reachability property qltransition_119 is true.
Reachability property qltransition_118 is true.
Reachability property qltransition_117 is true.
Reachability property qltransition_116 is true.
Reachability property qltransition_115 is true.
Reachability property qltransition_114 is true.
Reachability property qltransition_113 is true.
Reachability property qltransition_112 is true.
Reachability property qltransition_111 is true.
Reachability property qltransition_110 is true.
Reachability property qltransition_109 is true.
Reachability property qltransition_107 is true.
Reachability property qltransition_106 is true.
Reachability property qltransition_105 is true.
Reachability property qltransition_104 is true.
Reachability property qltransition_103 is true.
Reachability property qltransition_102 is true.
Reachability property qltransition_101 is true.
Reachability property qltransition_100 is true.
Reachability property qltransition_99 is true.
Reachability property qltransition_98 is true.
Reachability property qltransition_97 is true.
Reachability property qltransition_96 is true.
Reachability property qltransition_95 is true.
Reachability property qltransition_94 is true.
Reachability property qltransition_93 is true.
Reachability property qltransition_92 is true.
Reachability property qltransition_91 is true.
Reachability property qltransition_90 is true.
Reachability property qltransition_89 is true.
Reachability property qltransition_88 is true.
SDD proceeding with computation,438 properties remain. new max is 32
SDD size :13842 after 356866
Reachability property qltransition_486 is true.
Reachability property qltransition_454 is true.
Reachability property qltransition_422 is true.
Reachability property qltransition_390 is true.
Reachability property qltransition_358 is true.
Reachability property qltransition_334 is true.
Reachability property qltransition_326 is true.
Reachability property qltransition_318 is true.
Reachability property qltransition_310 is true.
SDD proceeding with computation,429 properties remain. new max is 32
SDD size :356866 after 357592
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 56/56 constraints. Problems are: Problem set: 39 solved, 319 unsolved
Reachability property qltransition_366 is true.
Reachability property qltransition_350 is true.
Reachability property qltransition_342 is true.
SDD proceeding with computation,426 properties remain. new max is 32
SDD size :357592 after 358473
Reachability property qltransition_398 is true.
Reachability property qltransition_382 is true.
Reachability property qltransition_374 is true.
SDD proceeding with computation,423 properties remain. new max is 32
SDD size :358473 after 363210
Reachability property qltransition_430 is true.
Reachability property qltransition_414 is true.
Reachability property qltransition_406 is true.
SDD proceeding with computation,420 properties remain. new max is 32
SDD size :363210 after 376406
SDD proceeding with computation,420 properties remain. new max is 64
SDD size :376406 after 385336
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/56 constraints. Problems are: Problem set: 51 solved, 307 unsolved
Reachability property qltransition_462 is true.
At refinement iteration 2 (OVERLAPS) 22/78 variables, 12/68 constraints. Problems are: Problem set: 51 solved, 307 unsolved
Reachability property qltransition_446 is true.
Reachability property qltransition_438 is true.
SDD proceeding with computation,417 properties remain. new max is 64
SDD size :385336 after 431215
SDD proceeding with computation,417 properties remain. new max is 128
SDD size :431215 after 431438
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 22/90 constraints. Problems are: Problem set: 51 solved, 307 unsolved
Reachability property qltransition_494 is true.
Reachability property qltransition_487 is true.
Reachability property qltransition_478 is true.
Reachability property qltransition_470 is true.
Reachability property qltransition_455 is true.
Reachability property qltransition_423 is true.
Reachability property qltransition_391 is true.
Reachability property qltransition_367 is true.
Reachability property qltransition_359 is true.
Reachability property qltransition_351 is true.
Reachability property qltransition_343 is true.
Reachability property qltransition_335 is true.
Reachability property qltransition_327 is true.
Reachability property qltransition_319 is true.
Reachability property qltransition_311 is true.
SDD proceeding with computation,402 properties remain. new max is 128
SDD size :431438 after 1.23748e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:11:35] [INFO ] Deduced a trap composed of 4 places in 167 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:11:35] [INFO ] Deduced a trap composed of 5 places in 129 ms of which 6 ms to minimize.
Reachability property qltransition_463 is true.
Reachability property qltransition_447 is true.
Reachability property qltransition_439 is true.
Reachability property qltransition_431 is true.
Reachability property qltransition_415 is true.
Reachability property qltransition_407 is true.
Reachability property qltransition_399 is true.
Reachability property qltransition_383 is true.
Reachability property qltransition_375 is true.
SDD proceeding with computation,393 properties remain. new max is 128
SDD size :1.23748e+06 after 1.30265e+06
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 2/92 constraints. Problems are: Problem set: 64 solved, 294 unsolved
SDD proceeding with computation,393 properties remain. new max is 256
SDD size :1.30265e+06 after 1.31013e+06
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 78/651 variables, and 92 constraints, problems are : Problem set: 64 solved, 294 unsolved in 5014 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 0/78 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 319/4 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 64 solved, 294 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 56/56 constraints. Problems are: Problem set: 64 solved, 294 unsolved
Reachability property qltransition_495 is true.
Reachability property qltransition_488 is true.
Reachability property qltransition_479 is true.
Reachability property qltransition_471 is true.
Reachability property qltransition_464 is true.
Reachability property qltransition_456 is true.
Reachability property qltransition_448 is true.
Reachability property qltransition_440 is true.
Reachability property qltransition_432 is true.
Reachability property qltransition_424 is true.
Reachability property qltransition_416 is true.
Reachability property qltransition_408 is true.
Reachability property qltransition_400 is true.
Reachability property qltransition_392 is true.
Reachability property qltransition_384 is true.
Reachability property qltransition_376 is true.
Reachability property qltransition_368 is true.
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/56 constraints. Problems are: Problem set: 77 solved, 281 unsolved
Reachability property qltransition_360 is true.
Reachability property qltransition_352 is true.
Reachability property qltransition_344 is true.
Reachability property qltransition_336 is true.
Reachability property qltransition_328 is true.
Reachability property qltransition_320 is true.
At refinement iteration 2 (OVERLAPS) 22/78 variables, 12/68 constraints. Problems are: Problem set: 81 solved, 277 unsolved
Reachability property qltransition_312 is true.
SDD proceeding with computation,369 properties remain. new max is 256
SDD size :1.31013e+06 after 2.18733e+06
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 22/90 constraints. Problems are: Problem set: 82 solved, 276 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 2/92 constraints. Problems are: Problem set: 82 solved, 276 unsolved
Reachability property qltransition_496 is true.
Reachability property qltransition_489 is true.
Reachability property qltransition_480 is true.
Reachability property qltransition_472 is true.
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 0/92 constraints. Problems are: Problem set: 84 solved, 274 unsolved
Reachability property qltransition_457 is true.
Reachability property qltransition_425 is true.
Reachability property qltransition_393 is true.
Reachability property qltransition_369 is true.
Reachability property qltransition_361 is true.
Reachability property qltransition_353 is true.
Reachability property qltransition_345 is true.
Reachability property qltransition_337 is true.
Reachability property qltransition_329 is true.
Reachability property qltransition_321 is true.
Reachability property qltransition_313 is true.
SDD proceeding with computation,354 properties remain. new max is 256
SDD size :2.18733e+06 after 2.9952e+06
Problem qltransition_569 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 8282ms, After SMT, problems are : Problem set: 91 solved, 267 unsolved
Fused 267 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 56 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 574/574 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 78 transition count 572
Applied a total of 2 rules in 82 ms. Remains 78 /78 variables (removed 0) and now considering 572/574 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 78/78 places, 572/574 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 11033 ms.

BK_STOP 1748545899812

--------------------
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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="AutonomousCar-PT-08b"
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 2-5832"
echo " Executing tool itstools"
echo " Input is AutonomousCar-PT-08b, 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 r007-tall-174853737700452"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-08b.tgz
mv AutonomousCar-PT-08b 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.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 ;