Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729500539.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-12a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729500539
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K 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 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 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K 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 126K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 40K 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 85K 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-12a-LTLCardinality-00
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-01
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-02
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-03
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-04
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-05
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-06
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-07
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-08
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-09
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-10
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-11
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-12
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-13
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-14
FORMULA_NAME AutoFlight-PT-12a-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748629327674

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-12a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-05-30 18:22:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 18:22:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 18:22:09] [INFO ] Load time of PNML (sax parser for PT used): 81 ms
[2025-05-30 18:22:09] [INFO ] Transformed 307 places.
[2025-05-30 18:22:09] [INFO ] Transformed 305 transitions.
[2025-05-30 18:22:09] [INFO ] Found NUPN structural information;
[2025-05-30 18:22:09] [INFO ] Parsed PT model containing 307 places and 305 transitions and 980 arcs in 172 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 60 transitions
Reduce redundant transitions removed 60 transitions.
FORMULA AutoFlight-PT-12a-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-12a-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-12a-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-12a-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-12a-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-12a-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-12a-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-12a-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-12a-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-12a-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-12a-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 14 out of 307 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 307/307 places, 245/245 transitions.
Applied a total of 0 rules in 39 ms. Remains 307 /307 variables (removed 0) and now considering 245/245 (removed 0) transitions.
// Phase 1: matrix 245 rows 307 cols
[2025-05-30 18:22:09] [INFO ] Computed 76 invariants in 15 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 18:22:12] [INFO ] Implicit Places using invariants in 3285 ms returned [7, 14, 21, 35, 42, 49, 56, 63, 70, 77, 84, 87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 182, 232, 238, 244, 250, 256, 262, 268, 274, 280, 286, 292, 298, 304, 306]
Discarding 38 places :
Implicit Place search using SMT only with invariants took 3323 ms to find 38 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 269/307 places, 245/245 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 257 transition count 233
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 257 transition count 233
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 256 transition count 232
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 256 transition count 232
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 255 transition count 231
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 255 transition count 231
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 254 transition count 230
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 254 transition count 230
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 253 transition count 229
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 253 transition count 229
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 252 transition count 228
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 252 transition count 228
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 251 transition count 227
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 251 transition count 227
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 250 transition count 226
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 250 transition count 226
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 249 transition count 225
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 249 transition count 225
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 248 transition count 224
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 248 transition count 224
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 247 transition count 223
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 247 transition count 223
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 246 transition count 222
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 246 transition count 222
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 245 transition count 221
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 245 transition count 221
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 244 transition count 220
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 244 transition count 220
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 51 place count 243 transition count 219
Iterating global reduction 0 with 1 rules applied. Total rules applied 52 place count 243 transition count 219
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 53 place count 242 transition count 218
Iterating global reduction 0 with 1 rules applied. Total rules applied 54 place count 242 transition count 218
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 55 place count 241 transition count 217
Iterating global reduction 0 with 1 rules applied. Total rules applied 56 place count 241 transition count 217
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 57 place count 240 transition count 216
Iterating global reduction 0 with 1 rules applied. Total rules applied 58 place count 240 transition count 216
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 59 place count 239 transition count 215
Iterating global reduction 0 with 1 rules applied. Total rules applied 60 place count 239 transition count 215
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 61 place count 238 transition count 214
Iterating global reduction 0 with 1 rules applied. Total rules applied 62 place count 238 transition count 214
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 63 place count 237 transition count 213
Iterating global reduction 0 with 1 rules applied. Total rules applied 64 place count 237 transition count 213
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 65 place count 236 transition count 212
Iterating global reduction 0 with 1 rules applied. Total rules applied 66 place count 236 transition count 212
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 67 place count 235 transition count 211
Iterating global reduction 0 with 1 rules applied. Total rules applied 68 place count 235 transition count 211
Applied a total of 68 rules in 156 ms. Remains 235 /269 variables (removed 34) and now considering 211/245 (removed 34) transitions.
// Phase 1: matrix 211 rows 235 cols
[2025-05-30 18:22:12] [INFO ] Computed 38 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 18:22:12] [INFO ] Implicit Places using invariants in 157 ms returned []
[2025-05-30 18:22:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 18:22:13] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 18:22:13] [INFO ] Implicit Places using invariants and state equation in 178 ms returned []
Implicit Place search using SMT with State Equation took 337 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 235/307 places, 211/245 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3880 ms. Remains : 235/307 places, 211/245 transitions.
Support contains 14 out of 235 places after structural reductions.
[2025-05-30 18:22:13] [INFO ] Flatten gal took : 40 ms
[2025-05-30 18:22:13] [INFO ] Flatten gal took : 21 ms
[2025-05-30 18:22:13] [INFO ] Input system was already deterministic with 211 transitions.
RANDOM walk for 40000 steps (738 resets) in 1490 ms. (26 steps per ms) remains 2/9 properties
BEST_FIRST walk for 40004 steps (42 resets) in 219 ms. (181 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (44 resets) in 202 ms. (197 steps per ms) remains 1/1 properties
[2025-05-30 18:22:13] [INFO ] Invariant cache hit.
[2025-05-30 18:22:13] [INFO ] State equation strengthened by 3 read => feed constraints.
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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 137/139 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/139 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 96/235 variables, 36/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/235 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 211/446 variables, 235/273 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/446 variables, 3/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/446 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/446 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 446/446 variables, and 276 constraints, problems are : Problem set: 0 solved, 1 unsolved in 225 ms.
Refiners :[Positive P Invariants (semi-flows): 38/38 constraints, State Equation: 235/235 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 1/1 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp4 is UNSAT
After SMT solving in domain Int declared 139/446 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 2/38 constraints, State Equation: 0/235 constraints, ReadFeed: 0/3 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 300ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA AutoFlight-PT-12a-LTLCardinality-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 4 simplifications.
Computed a total of 2 stabilizing places and 1 stable transitions
FORMULA AutoFlight-PT-12a-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((!p0 U p1))))'
Support contains 4 out of 235 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 235/235 places, 211/211 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 63 transitions
Trivial Post-agglo rules discarded 63 transitions
Performed 63 trivial Post agglomeration. Transition count delta: 63
Iterating post reduction 0 with 63 rules applied. Total rules applied 63 place count 235 transition count 148
Reduce places removed 63 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 64 rules applied. Total rules applied 127 place count 172 transition count 147
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 128 place count 171 transition count 147
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 15 Pre rules applied. Total rules applied 128 place count 171 transition count 132
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 158 place count 156 transition count 132
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 159 place count 155 transition count 131
Iterating global reduction 3 with 1 rules applied. Total rules applied 160 place count 155 transition count 131
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 1 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 3 with 52 rules applied. Total rules applied 212 place count 129 transition count 105
Applied a total of 212 rules in 36 ms. Remains 129 /235 variables (removed 106) and now considering 105/211 (removed 106) transitions.
// Phase 1: matrix 105 rows 129 cols
[2025-05-30 18:22:14] [INFO ] Computed 38 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 18:22:14] [INFO ] Implicit Places using invariants in 98 ms returned [17, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 100 ms to find 13 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 116/235 places, 105/211 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 116 transition count 93
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 24 place count 104 transition count 93
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 24 place count 104 transition count 92
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 26 place count 103 transition count 92
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 30 place count 101 transition count 90
Applied a total of 30 rules in 8 ms. Remains 101 /116 variables (removed 15) and now considering 90/105 (removed 15) transitions.
// Phase 1: matrix 90 rows 101 cols
[2025-05-30 18:22:14] [INFO ] Computed 25 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 18:22:14] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-05-30 18:22:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 18:22:14] [INFO ] State equation strengthened by 23 read => feed constraints.
[2025-05-30 18:22:14] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 101/235 places, 90/211 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 298 ms. Remains : 101/235 places, 90/211 transitions.
Stuttering acceptance computed with spot in 200 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : AutoFlight-PT-12a-LTLCardinality-03
Product exploration explored 100000 steps with 3057 reset in 345 ms.
Stack based approach found an accepted trace after 4452 steps with 135 reset with depth 53 and stack size 53 in 12 ms.
FORMULA AutoFlight-PT-12a-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property AutoFlight-PT-12a-LTLCardinality-03 finished in 911 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&G(p1))))'
Support contains 2 out of 235 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 235/235 places, 211/211 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 234 transition count 210
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 234 transition count 210
Applied a total of 2 rules in 10 ms. Remains 234 /235 variables (removed 1) and now considering 210/211 (removed 1) transitions.
// Phase 1: matrix 210 rows 234 cols
[2025-05-30 18:22:15] [INFO ] Computed 38 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 18:22:15] [INFO ] Implicit Places using invariants in 141 ms returned [25]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 143 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 233/235 places, 210/211 transitions.
Applied a total of 0 rules in 4 ms. Remains 233 /233 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 157 ms. Remains : 233/235 places, 210/211 transitions.
Stuttering acceptance computed with spot in 119 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : AutoFlight-PT-12a-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 951 steps with 19 reset in 9 ms.
FORMULA AutoFlight-PT-12a-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12a-LTLCardinality-09 finished in 311 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(p0))&&F(p1)))'
Support contains 3 out of 235 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 235/235 places, 211/211 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 71 transitions
Trivial Post-agglo rules discarded 71 transitions
Performed 71 trivial Post agglomeration. Transition count delta: 71
Iterating post reduction 0 with 72 rules applied. Total rules applied 72 place count 233 transition count 139
Reduce places removed 71 places and 0 transitions.
Iterating post reduction 1 with 71 rules applied. Total rules applied 143 place count 162 transition count 139
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 143 place count 162 transition count 126
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 38 rules applied. Total rules applied 181 place count 137 transition count 126
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 2 with 12 rules applied. Total rules applied 193 place count 137 transition count 114
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 205 place count 125 transition count 114
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 207 place count 123 transition count 112
Iterating global reduction 4 with 2 rules applied. Total rules applied 209 place count 123 transition count 112
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 4 with 50 rules applied. Total rules applied 259 place count 98 transition count 87
Applied a total of 259 rules in 25 ms. Remains 98 /235 variables (removed 137) and now considering 87/211 (removed 124) transitions.
// Phase 1: matrix 87 rows 98 cols
[2025-05-30 18:22:15] [INFO ] Computed 25 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 18:22:15] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-05-30 18:22:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 18:22:15] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 18:22:15] [INFO ] Redundant transitions in 1 ms returned []
Running 49 sub problems to find dead transitions.
[2025-05-30 18:22:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/97 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (OVERLAPS) 1/98 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/98 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (OVERLAPS) 87/185 variables, 98/123 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 6 (OVERLAPS) 0/185 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 49 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 123 constraints, problems are : Problem set: 0 solved, 49 unsolved in 1525 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 98/98 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/97 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (OVERLAPS) 1/98 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/98 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (OVERLAPS) 87/185 variables, 98/123 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 49/172 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 7 (OVERLAPS) 0/185 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 49 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 172 constraints, problems are : Problem set: 0 solved, 49 unsolved in 1313 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 98/98 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2856ms problems are : Problem set: 0 solved, 49 unsolved
Search for dead transitions found 0 dead transitions in 2857ms
Starting structural reductions in SI_LTL mode, iteration 1 : 98/235 places, 87/211 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3028 ms. Remains : 98/235 places, 87/211 transitions.
Stuttering acceptance computed with spot in 168 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p1)]
Running random walk in product with property : AutoFlight-PT-12a-LTLCardinality-13
Stuttering criterion allowed to conclude after 28 steps with 0 reset in 0 ms.
FORMULA AutoFlight-PT-12a-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AutoFlight-PT-12a-LTLCardinality-13 finished in 3214 ms.
All properties solved by simple procedures.
Total runtime 9924 ms.

BK_STOP 1748629338858

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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-12a"
export BK_EXAMINATION="LTLCardinality"
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-12a, examination is LTLCardinality"
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-174853729500539"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-12a.tgz
mv AutoFlight-PT-12a execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;