Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729800686.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-06a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729800686
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K 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 26K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K 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 177K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-00
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-01
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-02
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-03
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-04
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-05
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-06
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-07
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-08
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-09
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-10
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-11
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-12
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-13
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-14
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748650332653

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-06a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-05-31 00:12:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-31 00:12:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 00:12:14] [INFO ] Load time of PNML (sax parser for PT used): 100 ms
[2025-05-31 00:12:14] [INFO ] Transformed 65 places.
[2025-05-31 00:12:14] [INFO ] Transformed 417 transitions.
[2025-05-31 00:12:14] [INFO ] Found NUPN structural information;
[2025-05-31 00:12:14] [INFO ] Parsed PT model containing 65 places and 417 transitions and 3356 arcs in 197 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 17 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 159 transitions
Reduce redundant transitions removed 159 transitions.
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-31 00:12:14] [INFO ] Flatten gal took : 149 ms
[2025-05-31 00:12:14] [INFO ] Flatten gal took : 76 ms
[2025-05-31 00:12:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11589247511485996788.gal : 56 ms
[2025-05-31 00:12:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8716850322846813502.prop : 2 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/ReachabilityCardinality11589247511485996788.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8716850322846813502.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 ...329
Loading property file /tmp/ReachabilityCardinality8716850322846813502.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :8 after 10
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :10 after 46
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :46 after 242
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :242 after 358
Reachability property AutonomousCar-PT-06a-ReachabilityCardinality-2025-04 is true.
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
RANDOM walk for 40000 steps (2205 resets) in 2493 ms. (16 steps per ms) remains 4/10 properties
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :358 after 89218
Invariant property AutonomousCar-PT-06a-ReachabilityCardinality-2025-13 does not hold.
Reachability property AutonomousCar-PT-06a-ReachabilityCardinality-2025-11 is true.
BEST_FIRST walk for 40003 steps (333 resets) in 399 ms. (100 steps per ms) remains 3/4 properties
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-00 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :89218 after 175631
BEST_FIRST walk for 40003 steps (225 resets) in 197 ms. (202 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (264 resets) in 85 ms. (465 steps per ms) remains 3/3 properties
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :175631 after 184252
BEST_FIRST walk for 40004 steps (214 resets) in 535 ms. (74 steps per ms) remains 3/3 properties
[2025-05-31 00:12:15] [INFO ] Flow matrix only has 257 transitions (discarded 1 similar events)
// Phase 1: matrix 257 rows 65 cols
[2025-05-31 00:12:15] [INFO ] Computed 11 invariants in 17 ms
[2025-05-31 00:12:15] [INFO ] State equation strengthened by 147 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :184252 after 231270
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/44 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AutonomousCar-PT-06a-ReachabilityCardinality-2025-01 is UNSAT
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-01 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 21/65 variables, 9/55 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 21/76 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 0/76 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 256/321 variables, 65/141 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/321 variables, 146/287 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/321 variables, 0/287 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/322 variables, 1/288 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/322 variables, 0/288 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/322 variables, 0/288 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 322/322 variables, and 288 constraints, problems are : Problem set: 1 solved, 2 unsolved in 441 ms.
Refiners :[Domain max(s): 65/65 constraints, Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 65/65 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 1 solved, 2 unsolved
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :231270 after 654674
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 0/24 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 41/65 variables, 11/35 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 41/76 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:16] [INFO ] Deduced a trap composed of 7 places in 172 ms of which 10 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 1/77 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 0/77 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 256/321 variables, 65/142 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/321 variables, 146/288 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/321 variables, 1/289 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:16] [INFO ] Deduced a trap composed of 12 places in 96 ms of which 5 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/321 variables, 1/290 constraints. Problems are: Problem set: 1 solved, 2 unsolved
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :654674 after 1.45629e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:16] [INFO ] Deduced a trap along path composed of 2 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:16] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:16] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:16] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/321 variables, 4/294 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/321 variables, 0/294 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1/322 variables, 1/295 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/322 variables, 0/295 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/322 variables, 0/295 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 322/322 variables, and 295 constraints, problems are : Problem set: 1 solved, 2 unsolved in 1229 ms.
Refiners :[Domain max(s): 65/65 constraints, Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 65/65 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 1757ms problems are : Problem set: 1 solved, 2 unsolved
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-06 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 126 ms.
Support contains 22 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 258/258 transitions.
Graph (complete) has 529 edges and 65 vertex of which 63 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 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 0 with 2 rules applied. Total rules applied 3 place count 63 transition count 254
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 62 transition count 253
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 6 place count 61 transition count 253
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 8 place count 60 transition count 252
Free-agglomeration rule applied 4 times.
Iterating global reduction 3 with 4 rules applied. Total rules applied 12 place count 60 transition count 248
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 22 place count 56 transition count 242
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 23 place count 56 transition count 242
Applied a total of 23 rules in 85 ms. Remains 56 /65 variables (removed 9) and now considering 242/258 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 56/65 places, 242/258 transitions.
Invariant property AutonomousCar-PT-06a-ReachabilityCardinality-2025-14 does not hold.
Invariant property AutonomousCar-PT-06a-ReachabilityCardinality-2025-07 does not hold.
Reachability property AutonomousCar-PT-06a-ReachabilityCardinality-2025-06 is true.
RANDOM walk for 40000 steps (1884 resets) in 318 ms. (125 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (224 resets) in 125 ms. (317 steps per ms) remains 1/1 properties
Reachability property AutonomousCar-PT-06a-ReachabilityCardinality-2025-00 is true.
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :1.45629e+06 after 2.64589e+06
Interrupted probabilistic random walk after 2259417 steps, run timeout after 3007 ms. (steps per millisecond=751 ) properties seen :0 out of 1
Probabilistic random walk after 2259417 steps, saw 338595 distinct states, run finished after 3012 ms. (steps per millisecond=750 ) properties seen :0
// Phase 1: matrix 242 rows 56 cols
[2025-05-31 00:12:20] [INFO ] Computed 10 invariants in 7 ms
[2025-05-31 00:12:20] [INFO ] State equation strengthened by 141 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 33/55 variables, 10/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 33/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 242/297 variables, 55/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/297 variables, 141/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/297 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/298 variables, 1/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/298 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/298 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/298 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 298/298 variables, and 263 constraints, problems are : Problem set: 0 solved, 1 unsolved in 110 ms.
Refiners :[Domain max(s): 56/56 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 56/56 constraints, ReadFeed: 141/141 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 33/55 variables, 10/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 33/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 242/297 variables, 55/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/297 variables, 141/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:20] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:20] [INFO ] Deduced a trap along path composed of 2 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:20] [INFO ] Deduced a trap along path composed of 2 places in 36 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 00:12:20] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/297 variables, 4/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/297 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/298 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/298 variables, 1/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/298 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/298 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 298/298 variables, and 267 constraints, problems are : Problem set: 0 solved, 1 unsolved in 332 ms.
Refiners :[Domain max(s): 56/56 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 56/56 constraints, ReadFeed: 141/141 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 463ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 33 ms.
Support contains 22 out of 56 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 242/242 transitions.
Applied a total of 0 rules in 8 ms. Remains 56 /56 variables (removed 0) and now considering 242/242 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 56/56 places, 242/242 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 242/242 transitions.
Applied a total of 0 rules in 7 ms. Remains 56 /56 variables (removed 0) and now considering 242/242 (removed 0) transitions.
[2025-05-31 00:12:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 00:12:21] [INFO ] Implicit Places using invariants in 99 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 108 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 55/56 places, 242/242 transitions.
Applied a total of 0 rules in 8 ms. Remains 55 /55 variables (removed 0) and now considering 242/242 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 125 ms. Remains : 55/56 places, 242/242 transitions.
RANDOM walk for 40000 steps (1999 resets) in 213 ms. (186 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (224 resets) in 125 ms. (317 steps per ms) remains 1/1 properties
Invariant property AutonomousCar-PT-06a-ReachabilityCardinality-2025-12 does not hold.
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2025-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Interrupted probabilistic random walk after 2596312 steps, run timeout after 3001 ms. (steps per millisecond=865 ) properties seen :0 out of 1
Probabilistic random walk after 2596312 steps, saw 382932 distinct states, run finished after 3001 ms. (steps per millisecond=865 ) properties seen :0
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 10438 ms.

BK_STOP 1748650344307

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ 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 ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AutonomousCar-PT-06a"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is AutonomousCar-PT-06a, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r002-tall-174853729800686"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-06a.tgz
mv AutonomousCar-PT-06a execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;