Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729400487.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 AutoFlight-PT-03b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729400487
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 428K
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K 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 2.2K 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 5.3K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 44K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K 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 70K 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 AutoFlight-PT-03b-ReachabilityFireability-2025-00
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-01
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-02
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-03
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-04
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-05
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-06
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-07
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-08
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-09
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-10
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-11
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-12
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-13
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-14
FORMULA_NAME AutoFlight-PT-03b-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748623910774

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-03b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-05-30 16:51:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 16:51:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 16:51:52] [INFO ] Load time of PNML (sax parser for PT used): 80 ms
[2025-05-30 16:51:52] [INFO ] Transformed 298 places.
[2025-05-30 16:51:52] [INFO ] Transformed 296 transitions.
[2025-05-30 16:51:52] [INFO ] Found NUPN structural information;
[2025-05-30 16:51:52] [INFO ] Parsed PT model containing 298 places and 296 transitions and 692 arcs in 193 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
[2025-05-30 16:51:52] [INFO ] Flatten gal took : 99 ms
[2025-05-30 16:51:52] [INFO ] Flatten gal took : 28 ms
[2025-05-30 16:51:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11626609157688550847.gal : 33 ms
[2025-05-30 16:51:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11520001057411497037.prop : 8 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/ReachabilityCardinality11626609157688550847.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11520001057411497037.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 ...330
Loading property file /tmp/ReachabilityCardinality11520001057411497037.prop.
RANDOM walk for 40000 steps (251 resets) in 1941 ms. (20 steps per ms) remains 8/16 properties
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :3 after 8
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :8 after 17
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :17 after 24
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :24 after 466
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :466 after 198976
Reachability property AutoFlight-PT-03b-ReachabilityFireability-2025-13 is true.
Reachability property AutoFlight-PT-03b-ReachabilityFireability-2025-10 is true.
SDD proceeding with computation,14 properties remain. new max is 128
SDD size :198976 after 8.49354e+10
BEST_FIRST walk for 40003 steps (26 resets) in 499 ms. (80 steps per ms) remains 7/8 properties
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (25 resets) in 212 ms. (187 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (24 resets) in 552 ms. (72 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (25 resets) in 116 ms. (341 steps per ms) remains 6/7 properties
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (25 resets) in 215 ms. (185 steps per ms) remains 5/6 properties
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (27 resets) in 361 ms. (110 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (31 resets) in 211 ms. (188 steps per ms) remains 5/5 properties
Invariant property AutoFlight-PT-03b-ReachabilityFireability-2025-01 does not hold.
BEST_FIRST walk for 40004 steps (28 resets) in 257 ms. (155 steps per ms) remains 5/5 properties
// Phase 1: matrix 296 rows 298 cols
[2025-05-30 16:51:53] [INFO ] Computed 22 invariants in 23 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/109 variables, 109/109 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/109 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 183/292 variables, 21/130 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/292 variables, 183/313 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/292 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AutoFlight-PT-03b-ReachabilityFireability-2025-14 is UNSAT
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 6/298 variables, 1/314 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/298 variables, 6/320 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/298 variables, 0/320 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 296/594 variables, 298/618 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/594 variables, 0/618 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 0/594 variables, 0/618 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 594/594 variables, and 618 constraints, problems are : Problem set: 1 solved, 4 unsolved in 1096 ms.
Refiners :[Domain max(s): 298/298 constraints, Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 298/298 constraints, PredecessorRefiner: 5/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 93/93 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/93 variables, 0/93 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 199/292 variables, 21/114 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/292 variables, 199/313 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:55] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:55] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:55] [INFO ] Deduced a trap composed of 29 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:55] [INFO ] Deduced a trap composed of 27 places in 42 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/292 variables, 4/317 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:55] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/292 variables, 1/318 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/318 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 6/298 variables, 1/319 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/298 variables, 6/325 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:55] [INFO ] Deduced a trap composed of 30 places in 111 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:55] [INFO ] Deduced a trap composed of 39 places in 75 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:55] [INFO ] Deduced a trap composed of 51 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:56] [INFO ] Deduced a trap composed of 51 places in 82 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:56] [INFO ] Deduced a trap composed of 32 places in 65 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:56] [INFO ] Deduced a trap composed of 35 places in 74 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:56] [INFO ] Deduced a trap composed of 38 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:56] [INFO ] Deduced a trap composed of 34 places in 65 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:56] [INFO ] Deduced a trap composed of 38 places in 94 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:56] [INFO ] Deduced a trap composed of 38 places in 71 ms of which 13 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/298 variables, 10/335 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:56] [INFO ] Deduced a trap composed of 30 places in 70 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:56] [INFO ] Deduced a trap composed of 32 places in 63 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:56] [INFO ] Deduced a trap composed of 31 places in 77 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:57] [INFO ] Deduced a trap composed of 35 places in 50 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:57] [INFO ] Deduced a trap composed of 62 places in 61 ms of which 5 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/298 variables, 5/340 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:57] [INFO ] Deduced a trap composed of 48 places in 43 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/298 variables, 1/341 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:57] [INFO ] Deduced a trap composed of 44 places in 54 ms of which 6 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/298 variables, 1/342 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/298 variables, 0/342 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 296/594 variables, 298/640 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/594 variables, 3/643 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:58] [INFO ] Deduced a trap composed of 36 places in 71 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:58] [INFO ] Deduced a trap composed of 33 places in 79 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:58] [INFO ] Deduced a trap composed of 50 places in 78 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:51:59] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/594 variables, 4/647 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 594/594 variables, and 647 constraints, problems are : Problem set: 1 solved, 4 unsolved in 5008 ms.
Refiners :[Domain max(s): 298/298 constraints, Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 298/298 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6229ms problems are : Problem set: 1 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 93 out of 298 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 298/298 places, 296/296 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 38 transitions
Trivial Post-agglo rules discarded 38 transitions
Performed 38 trivial Post agglomeration. Transition count delta: 38
Iterating post reduction 0 with 38 rules applied. Total rules applied 38 place count 298 transition count 258
Reduce places removed 38 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Iterating post reduction 1 with 62 rules applied. Total rules applied 100 place count 260 transition count 234
Reduce places removed 20 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 22 rules applied. Total rules applied 122 place count 240 transition count 232
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 24 Pre rules applied. Total rules applied 122 place count 240 transition count 208
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 3 with 48 rules applied. Total rules applied 170 place count 216 transition count 208
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 185 place count 201 transition count 193
Iterating global reduction 3 with 15 rules applied. Total rules applied 200 place count 201 transition count 193
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 201 place count 201 transition count 192
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 201 place count 201 transition count 191
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 203 place count 200 transition count 191
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Deduced a syphon composed of 22 places in 0 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 4 with 44 rules applied. Total rules applied 247 place count 178 transition count 169
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 249 place count 177 transition count 169
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 4 with 4 rules applied. Total rules applied 253 place count 177 transition count 165
Free-agglomeration rule applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 254 place count 177 transition count 164
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 255 place count 176 transition count 164
Applied a total of 255 rules in 123 ms. Remains 176 /298 variables (removed 122) and now considering 164/296 (removed 132) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131 ms. Remains : 176/298 places, 164/296 transitions.
RANDOM walk for 40000 steps (457 resets) in 551 ms. (72 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (52 resets) in 56 ms. (701 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (53 resets) in 195 ms. (204 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (50 resets) in 92 ms. (430 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (48 resets) in 176 ms. (226 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 1123502 steps, run timeout after 3001 ms. (steps per millisecond=374 ) properties seen :1 out of 4
Probabilistic random walk after 1123502 steps, saw 188112 distinct states, run finished after 3006 ms. (steps per millisecond=373 ) properties seen :1
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 164 rows 176 cols
[2025-05-30 16:52:03] [INFO ] Computed 22 invariants in 2 ms
[2025-05-30 16:52:03] [INFO ] State equation strengthened by 3 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) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 77/170 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/170 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/176 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/176 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 164/340 variables, 176/198 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/340 variables, 3/201 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/340 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/340 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 340/340 variables, and 201 constraints, problems are : Problem set: 0 solved, 3 unsolved in 267 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 176/176 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 77/170 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:03] [INFO ] Deduced a trap composed of 10 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:03] [INFO ] Deduced a trap composed of 11 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:03] [INFO ] Deduced a trap composed of 15 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:03] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:03] [INFO ] Deduced a trap composed of 16 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:03] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:03] [INFO ] Deduced a trap composed of 10 places in 34 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:04] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:04] [INFO ] Deduced a trap composed of 13 places in 52 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/170 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/170 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 6/176 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:04] [INFO ] Deduced a trap composed of 26 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:04] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:04] [INFO ] Deduced a trap composed of 21 places in 50 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:04] [INFO ] Deduced a trap composed of 32 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:04] [INFO ] Deduced a trap composed of 38 places in 43 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/176 variables, 5/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/176 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 164/340 variables, 176/212 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/340 variables, 3/215 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/340 variables, 2/217 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 16:52:04] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 8 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/340 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/340 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/340 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 340/340 variables, and 218 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1492 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 176/176 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1779ms problems are : Problem set: 0 solved, 3 unsolved
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-15 TRUE TECHNIQUES PARIKH_WALK
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-11 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 2 properties in 91 ms.
Support contains 31 out of 176 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 176/176 places, 164/164 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 0 with 22 rules applied. Total rules applied 22 place count 176 transition count 142
Reduce places removed 22 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 1 with 30 rules applied. Total rules applied 52 place count 154 transition count 134
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 59 place count 147 transition count 134
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 13 Pre rules applied. Total rules applied 59 place count 147 transition count 121
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 3 with 26 rules applied. Total rules applied 85 place count 134 transition count 121
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 87 place count 132 transition count 119
Iterating global reduction 3 with 2 rules applied. Total rules applied 89 place count 132 transition count 119
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 90 place count 132 transition count 118
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 4 with 36 rules applied. Total rules applied 126 place count 114 transition count 100
Free-agglomeration rule applied 8 times.
Iterating global reduction 4 with 8 rules applied. Total rules applied 134 place count 114 transition count 92
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 142 place count 106 transition count 92
Applied a total of 142 rules in 25 ms. Remains 106 /176 variables (removed 70) and now considering 92/164 (removed 72) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 106/176 places, 92/164 transitions.
RANDOM walk for 40000 steps (905 resets) in 75 ms. (526 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (137 resets) in 124 ms. (320 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 748677 steps, run visited all 1 properties in 724 ms. (steps per millisecond=1034 )
Probabilistic random walk after 748677 steps, saw 108721 distinct states, run finished after 729 ms. (steps per millisecond=1026 ) properties seen :1
FORMULA AutoFlight-PT-03b-ReachabilityFireability-2025-06 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
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 14157 ms.

BK_STOP 1748623926136

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="AutoFlight-PT-03b"
export BK_EXAMINATION="ReachabilityFireability"
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 AutoFlight-PT-03b, examination is ReachabilityFireability"
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-174853729400487"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-03b.tgz
mv AutoFlight-PT-03b execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;