Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853728700164.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 Anderson-PT-06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853728700164
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 692K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K 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 3.0K 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 7.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 69K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K 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 3.6K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 302K 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 Anderson-PT-06-LTLFireability-00
FORMULA_NAME Anderson-PT-06-LTLFireability-01
FORMULA_NAME Anderson-PT-06-LTLFireability-02
FORMULA_NAME Anderson-PT-06-LTLFireability-03
FORMULA_NAME Anderson-PT-06-LTLFireability-04
FORMULA_NAME Anderson-PT-06-LTLFireability-05
FORMULA_NAME Anderson-PT-06-LTLFireability-06
FORMULA_NAME Anderson-PT-06-LTLFireability-07
FORMULA_NAME Anderson-PT-06-LTLFireability-08
FORMULA_NAME Anderson-PT-06-LTLFireability-09
FORMULA_NAME Anderson-PT-06-LTLFireability-10
FORMULA_NAME Anderson-PT-06-LTLFireability-11
FORMULA_NAME Anderson-PT-06-LTLFireability-12
FORMULA_NAME Anderson-PT-06-LTLFireability-13
FORMULA_NAME Anderson-PT-06-LTLFireability-14
FORMULA_NAME Anderson-PT-06-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748542112924

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Anderson-PT-06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-29 18:08:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-29 18:08:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 18:08:34] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2025-05-29 18:08:34] [INFO ] Transformed 229 places.
[2025-05-29 18:08:34] [INFO ] Transformed 600 transitions.
[2025-05-29 18:08:34] [INFO ] Found NUPN structural information;
[2025-05-29 18:08:34] [INFO ] Parsed PT model containing 229 places and 600 transitions and 2280 arcs in 183 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA Anderson-PT-06-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 54 out of 229 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 229/229 places, 600/600 transitions.
Discarding 38 places :
Symmetric choice reduction at 0 with 38 rule applications. Total rules 38 place count 191 transition count 472
Iterating global reduction 0 with 38 rules applied. Total rules applied 76 place count 191 transition count 472
Applied a total of 76 rules in 55 ms. Remains 191 /229 variables (removed 38) and now considering 472/600 (removed 128) transitions.
// Phase 1: matrix 472 rows 191 cols
[2025-05-29 18:08:34] [INFO ] Computed 15 invariants in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:08:34] [INFO ] Implicit Places using invariants in 277 ms returned []
[2025-05-29 18:08:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:08:35] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-05-29 18:08:35] [INFO ] Implicit Places using invariants and state equation in 567 ms returned []
Implicit Place search using SMT with State Equation took 880 ms to find 0 implicit places.
Running 466 sub problems to find dead transitions.
[2025-05-29 18:08:35] [INFO ] Invariant cache hit.
[2025-05-29 18:08:35] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/191 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/191 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:37] [INFO ] Deduced a trap composed of 50 places in 135 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:38] [INFO ] Deduced a trap composed of 35 places in 109 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:38] [INFO ] Deduced a trap composed of 34 places in 105 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:38] [INFO ] Deduced a trap composed of 36 places in 98 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:38] [INFO ] Deduced a trap composed of 43 places in 117 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:38] [INFO ] Deduced a trap composed of 57 places in 124 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:38] [INFO ] Deduced a trap composed of 35 places in 120 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:38] [INFO ] Deduced a trap composed of 34 places in 131 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:39] [INFO ] Deduced a trap composed of 34 places in 121 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:39] [INFO ] Deduced a trap composed of 35 places in 108 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:39] [INFO ] Deduced a trap composed of 34 places in 119 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:39] [INFO ] Deduced a trap composed of 34 places in 117 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:39] [INFO ] Deduced a trap composed of 34 places in 113 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:40] [INFO ] Deduced a trap composed of 35 places in 112 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:40] [INFO ] Deduced a trap composed of 42 places in 109 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:40] [INFO ] Deduced a trap composed of 34 places in 120 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:40] [INFO ] Deduced a trap composed of 34 places in 116 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:40] [INFO ] Deduced a trap composed of 30 places in 115 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:40] [INFO ] Deduced a trap composed of 42 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:41] [INFO ] Deduced a trap composed of 64 places in 104 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/191 variables, 20/35 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:41] [INFO ] Deduced a trap composed of 42 places in 108 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:42] [INFO ] Deduced a trap composed of 35 places in 123 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:43] [INFO ] Deduced a trap composed of 35 places in 122 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:43] [INFO ] Deduced a trap composed of 29 places in 125 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:44] [INFO ] Deduced a trap composed of 37 places in 112 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:44] [INFO ] Deduced a trap composed of 56 places in 117 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:44] [INFO ] Deduced a trap composed of 63 places in 116 ms of which 19 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/191 variables, 7/42 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:47] [INFO ] Deduced a trap composed of 49 places in 119 ms of which 20 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/191 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:49] [INFO ] Deduced a trap composed of 34 places in 115 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:49] [INFO ] Deduced a trap composed of 43 places in 111 ms of which 19 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:52] [INFO ] Deduced a trap composed of 36 places in 107 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:52] [INFO ] Deduced a trap composed of 49 places in 110 ms of which 20 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 2/47 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:57] [INFO ] Deduced a trap composed of 49 places in 106 ms of which 17 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 9 (OVERLAPS) 472/663 variables, 191/239 constraints. Problems are: Problem set: 0 solved, 466 unsolved
SMT process timed out in 30404ms, After SMT, problems are : Problem set: 0 solved, 466 unsolved
Search for dead transitions found 0 dead transitions in 30428ms
Starting structural reductions in LTL mode, iteration 1 : 191/229 places, 472/600 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31393 ms. Remains : 191/229 places, 472/600 transitions.
Support contains 54 out of 191 places after structural reductions.
[2025-05-29 18:09:06] [INFO ] Flatten gal took : 60 ms
[2025-05-29 18:09:06] [INFO ] Flatten gal took : 35 ms
[2025-05-29 18:09:06] [INFO ] Input system was already deterministic with 472 transitions.
RANDOM walk for 40000 steps (8 resets) in 2648 ms. (15 steps per ms) remains 13/42 properties
BEST_FIRST walk for 40004 steps (8 resets) in 187 ms. (212 steps per ms) remains 10/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 116 ms. (341 steps per ms) remains 6/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 106 ms. (373 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 182 ms. (218 steps per ms) remains 5/6 properties
BEST_FIRST walk for 40002 steps (8 resets) in 102 ms. (388 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 4/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 96 ms. (412 steps per ms) remains 2/4 properties
[2025-05-29 18:09:07] [INFO ] Invariant cache hit.
[2025-05-29 18:09:07] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 108/115 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/115 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/115 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 66/181 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp25 is UNSAT
After SMT solving in domain Real declared 191/663 variables, and 15 constraints, problems are : Problem set: 2 solved, 0 unsolved in 93 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/191 constraints, ReadFeed: 0/30 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA Anderson-PT-06-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
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||G(p1)))))'
Support contains 4 out of 191 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 30 Pre rules applied. Total rules applied 0 place count 191 transition count 442
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 161 transition count 442
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 81 place count 140 transition count 221
Iterating global reduction 0 with 21 rules applied. Total rules applied 102 place count 140 transition count 221
Applied a total of 102 rules in 34 ms. Remains 140 /191 variables (removed 51) and now considering 221/472 (removed 251) transitions.
// Phase 1: matrix 221 rows 140 cols
[2025-05-29 18:09:07] [INFO ] Computed 15 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:08] [INFO ] Implicit Places using invariants in 139 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 141 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 139/191 places, 221/472 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 35 transitions
Trivial Post-agglo rules discarded 35 transitions
Performed 35 trivial Post agglomeration. Transition count delta: 35
Iterating post reduction 0 with 35 rules applied. Total rules applied 35 place count 139 transition count 186
Reduce places removed 35 places and 0 transitions.
Iterating post reduction 1 with 35 rules applied. Total rules applied 70 place count 104 transition count 186
Applied a total of 70 rules in 12 ms. Remains 104 /139 variables (removed 35) and now considering 186/221 (removed 35) transitions.
// Phase 1: matrix 186 rows 104 cols
[2025-05-29 18:09:08] [INFO ] Computed 14 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:08] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-05-29 18:09:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:08] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-05-29 18:09:08] [INFO ] Implicit Places using invariants and state equation in 250 ms returned []
Implicit Place search using SMT with State Equation took 332 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 104/191 places, 186/472 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 519 ms. Remains : 104/191 places, 186/472 transitions.
Stuttering acceptance computed with spot in 193 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Anderson-PT-06-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 258 ms.
Stack based approach found an accepted trace after 30 steps with 0 reset with depth 31 and stack size 31 in 0 ms.
FORMULA Anderson-PT-06-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Anderson-PT-06-LTLFireability-00 finished in 1033 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(p0) U (X(X(!p1))||!X(p1)||G(p2))))'
Support contains 6 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 172 transition count 273
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 172 transition count 273
Applied a total of 38 rules in 8 ms. Remains 172 /191 variables (removed 19) and now considering 273/472 (removed 199) transitions.
// Phase 1: matrix 273 rows 172 cols
[2025-05-29 18:09:08] [INFO ] Computed 15 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:09] [INFO ] Implicit Places using invariants in 156 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 157 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 171/191 places, 273/472 transitions.
Applied a total of 0 rules in 3 ms. Remains 171 /171 variables (removed 0) and now considering 273/273 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 168 ms. Remains : 171/191 places, 273/472 transitions.
Stuttering acceptance computed with spot in 285 ms :[(OR (NOT p1) p2), p2, (NOT p1), (OR (AND p0 (NOT p1)) (AND p0 p2)), true, (NOT p1), (AND p0 (NOT p1)), (AND p2 p0), p0]
Running random walk in product with property : Anderson-PT-06-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Anderson-PT-06-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Anderson-PT-06-LTLFireability-01 finished in 484 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' '!(F(G((p0||X(p1)))))'
Support contains 4 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 170 transition count 251
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 170 transition count 251
Applied a total of 42 rules in 11 ms. Remains 170 /191 variables (removed 21) and now considering 251/472 (removed 221) transitions.
// Phase 1: matrix 251 rows 170 cols
[2025-05-29 18:09:09] [INFO ] Computed 15 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:09] [INFO ] Implicit Places using invariants in 120 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 124 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 169/191 places, 251/472 transitions.
Applied a total of 0 rules in 3 ms. Remains 169 /169 variables (removed 0) and now considering 251/251 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 138 ms. Remains : 169/191 places, 251/472 transitions.
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Anderson-PT-06-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 171 ms.
Stack based approach found an accepted trace after 64 steps with 0 reset with depth 65 and stack size 65 in 1 ms.
FORMULA Anderson-PT-06-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property Anderson-PT-06-LTLFireability-02 finished in 394 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(p0) U (p1||X((G(!p2)&&(p3||X(p3)))))))'
Support contains 8 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 171 transition count 262
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 171 transition count 262
Applied a total of 40 rules in 16 ms. Remains 171 /191 variables (removed 20) and now considering 262/472 (removed 210) transitions.
// Phase 1: matrix 262 rows 171 cols
[2025-05-29 18:09:09] [INFO ] Computed 15 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:09] [INFO ] Implicit Places using invariants in 141 ms returned [0]
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 : 170/191 places, 262/472 transitions.
Applied a total of 0 rules in 2 ms. Remains 170 /170 variables (removed 0) and now considering 262/262 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 161 ms. Remains : 170/191 places, 262/472 transitions.
Stuttering acceptance computed with spot in 416 ms :[(OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) p2)), (OR (NOT p3) p2), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) p2) (AND (NOT p1) p2)), true, p2, (AND (NOT p2) (NOT p3)), (NOT p0), (AND p2 (NOT p0)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p1) p2), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3)))]
Running random walk in product with property : Anderson-PT-06-LTLFireability-04
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Anderson-PT-06-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Anderson-PT-06-LTLFireability-04 finished in 610 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' '!(F(G(p0)))'
Support contains 2 out of 191 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 30 Pre rules applied. Total rules applied 0 place count 191 transition count 442
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 161 transition count 442
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 82 place count 139 transition count 210
Iterating global reduction 0 with 22 rules applied. Total rules applied 104 place count 139 transition count 210
Applied a total of 104 rules in 27 ms. Remains 139 /191 variables (removed 52) and now considering 210/472 (removed 262) transitions.
// Phase 1: matrix 210 rows 139 cols
[2025-05-29 18:09:10] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:10] [INFO ] Implicit Places using invariants in 111 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 111 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 138/191 places, 210/472 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 138 transition count 186
Reduce places removed 24 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 1 with 30 rules applied. Total rules applied 54 place count 114 transition count 180
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 60 place count 108 transition count 180
Applied a total of 60 rules in 9 ms. Remains 108 /138 variables (removed 30) and now considering 180/210 (removed 30) transitions.
// Phase 1: matrix 180 rows 108 cols
[2025-05-29 18:09:10] [INFO ] Computed 14 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:10] [INFO ] Implicit Places using invariants in 78 ms returned []
[2025-05-29 18:09:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:10] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-05-29 18:09:10] [INFO ] Implicit Places using invariants and state equation in 174 ms returned []
Implicit Place search using SMT with State Equation took 254 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 108/191 places, 180/472 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 402 ms. Remains : 108/191 places, 180/472 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : Anderson-PT-06-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 112 ms.
Stack based approach found an accepted trace after 25 steps with 0 reset with depth 26 and stack size 26 in 0 ms.
FORMULA Anderson-PT-06-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Anderson-PT-06-LTLFireability-05 finished in 566 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' '!((p0 U ((X(F(!p1))||G(!p0)) U X(X(!p2)))))'
Support contains 5 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 172 transition count 273
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 172 transition count 273
Applied a total of 38 rules in 13 ms. Remains 172 /191 variables (removed 19) and now considering 273/472 (removed 199) transitions.
// Phase 1: matrix 273 rows 172 cols
[2025-05-29 18:09:11] [INFO ] Computed 15 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:11] [INFO ] Implicit Places using invariants in 142 ms returned [0]
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 : 171/191 places, 273/472 transitions.
Applied a total of 0 rules in 1 ms. Remains 171 /171 variables (removed 0) and now considering 273/273 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 157 ms. Remains : 171/191 places, 273/472 transitions.
Stuttering acceptance computed with spot in 406 ms :[p2, p2, p2, (AND p1 p0 p2), (AND p1 p2), (AND p1 p2 p0), p2, (AND p1 p2), p2, p1, (AND p1 p0)]
Running random walk in product with property : Anderson-PT-06-LTLFireability-06
Product exploration explored 100000 steps with 33333 reset in 207 ms.
Product exploration explored 100000 steps with 33333 reset in 192 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (X (NOT p2))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 15 factoid took 24 ms. Reduced automaton from 11 states, 25 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Anderson-PT-06-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Anderson-PT-06-LTLFireability-06 finished in 1035 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(!p0) U (p1 U p2))||X(G(p3))))'
Support contains 8 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 172 transition count 273
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 172 transition count 273
Applied a total of 38 rules in 4 ms. Remains 172 /191 variables (removed 19) and now considering 273/472 (removed 199) transitions.
// Phase 1: matrix 273 rows 172 cols
[2025-05-29 18:09:12] [INFO ] Computed 15 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:12] [INFO ] Implicit Places using invariants in 116 ms returned []
[2025-05-29 18:09:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:12] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-05-29 18:09:12] [INFO ] Implicit Places using invariants and state equation in 570 ms returned []
Implicit Place search using SMT with State Equation took 688 ms to find 0 implicit places.
Running 267 sub problems to find dead transitions.
[2025-05-29 18:09:12] [INFO ] Invariant cache hit.
[2025-05-29 18:09:12] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/172 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 267 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:13] [INFO ] Deduced a trap composed of 32 places in 95 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:14] [INFO ] Deduced a trap composed of 28 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:14] [INFO ] Deduced a trap composed of 32 places in 98 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:14] [INFO ] Deduced a trap composed of 32 places in 90 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:14] [INFO ] Deduced a trap composed of 35 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:14] [INFO ] Deduced a trap composed of 42 places in 81 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:14] [INFO ] Deduced a trap composed of 35 places in 83 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:14] [INFO ] Deduced a trap composed of 32 places in 93 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:15] [INFO ] Deduced a trap composed of 30 places in 86 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:15] [INFO ] Deduced a trap composed of 35 places in 86 ms of which 14 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/172 variables, 10/25 constraints. Problems are: Problem set: 0 solved, 267 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:16] [INFO ] Deduced a trap composed of 42 places in 90 ms of which 17 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/172 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 267 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:18] [INFO ] Deduced a trap composed of 33 places in 100 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:18] [INFO ] Deduced a trap composed of 56 places in 92 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:18] [INFO ] Deduced a trap composed of 49 places in 87 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:18] [INFO ] Deduced a trap composed of 35 places in 89 ms of which 14 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/172 variables, 4/30 constraints. Problems are: Problem set: 0 solved, 267 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:19] [INFO ] Deduced a trap composed of 42 places in 84 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:19] [INFO ] Deduced a trap composed of 37 places in 83 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:20] [INFO ] Deduced a trap composed of 35 places in 81 ms of which 12 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/172 variables, 3/33 constraints. Problems are: Problem set: 0 solved, 267 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:21] [INFO ] Deduced a trap composed of 49 places in 82 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:21] [INFO ] Deduced a trap composed of 42 places in 84 ms of which 7 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/172 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/172 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 8 (OVERLAPS) 273/445 variables, 172/207 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/445 variables, 30/237 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/445 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 11 (OVERLAPS) 0/445 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 267 unsolved
No progress, stopping.
After SMT solving in domain Real declared 445/445 variables, and 237 constraints, problems are : Problem set: 0 solved, 267 unsolved in 19159 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 172/172 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 267/267 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 267 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/172 variables, 7/15 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/172 variables, 20/35 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/172 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 4 (OVERLAPS) 273/445 variables, 172/207 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/445 variables, 30/237 constraints. Problems are: Problem set: 0 solved, 267 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/445 variables, 267/504 constraints. Problems are: Problem set: 0 solved, 267 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 445/445 variables, and 504 constraints, problems are : Problem set: 0 solved, 267 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 7/7 constraints, State Equation: 172/172 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 267/267 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 49259ms problems are : Problem set: 0 solved, 267 unsolved
Search for dead transitions found 0 dead transitions in 49261ms
Starting structural reductions in LTL mode, iteration 1 : 172/191 places, 273/472 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 49955 ms. Remains : 172/191 places, 273/472 transitions.
Stuttering acceptance computed with spot in 363 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p3) p0), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, p0, (NOT p2), (NOT p2)]
Running random walk in product with property : Anderson-PT-06-LTLFireability-07
Entered a terminal (fully accepting) state of product in 943 steps with 0 reset in 3 ms.
FORMULA Anderson-PT-06-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Anderson-PT-06-LTLFireability-07 finished in 50345 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((p0||X(G(p1))))&&X(X(X(X(G(p2)))))))'
Support contains 6 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 171 transition count 262
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 171 transition count 262
Applied a total of 40 rules in 6 ms. Remains 171 /191 variables (removed 20) and now considering 262/472 (removed 210) transitions.
// Phase 1: matrix 262 rows 171 cols
[2025-05-29 18:10:02] [INFO ] Computed 15 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:10:02] [INFO ] Implicit Places using invariants in 139 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 140 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 170/191 places, 262/472 transitions.
Applied a total of 0 rules in 1 ms. Remains 170 /170 variables (removed 0) and now considering 262/262 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 147 ms. Remains : 170/191 places, 262/472 transitions.
Stuttering acceptance computed with spot in 258 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p2), true, (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : Anderson-PT-06-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Anderson-PT-06-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Anderson-PT-06-LTLFireability-09 finished in 421 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(G((F(p0) U (X(p1)&&G(p2))))))'
Support contains 6 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 172 transition count 273
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 172 transition count 273
Applied a total of 38 rules in 7 ms. Remains 172 /191 variables (removed 19) and now considering 273/472 (removed 199) transitions.
// Phase 1: matrix 273 rows 172 cols
[2025-05-29 18:10:02] [INFO ] Computed 15 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:10:02] [INFO ] Implicit Places using invariants in 144 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 145 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 171/191 places, 273/472 transitions.
Applied a total of 0 rules in 1 ms. Remains 171 /171 variables (removed 0) and now considering 273/273 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 153 ms. Remains : 171/191 places, 273/472 transitions.
Stuttering acceptance computed with spot in 296 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p0), (OR (NOT p2) (NOT p1)), (AND (NOT p0) p2 (NOT p1)), (NOT p1), (NOT p2)]
Running random walk in product with property : Anderson-PT-06-LTLFireability-10
Product exploration explored 100000 steps with 0 reset in 94 ms.
Stack based approach found an accepted trace after 43 steps with 0 reset with depth 44 and stack size 44 in 0 ms.
FORMULA Anderson-PT-06-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Anderson-PT-06-LTLFireability-10 finished in 565 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(G((X(p0)&&(G(p2)||p1)))))'
Support contains 6 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 171 transition count 262
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 171 transition count 262
Applied a total of 40 rules in 7 ms. Remains 171 /191 variables (removed 20) and now considering 262/472 (removed 210) transitions.
// Phase 1: matrix 262 rows 171 cols
[2025-05-29 18:10:03] [INFO ] Computed 15 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:10:03] [INFO ] Implicit Places using invariants in 147 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 150 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 170/191 places, 262/472 transitions.
Applied a total of 0 rules in 1 ms. Remains 170 /170 variables (removed 0) and now considering 262/262 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 158 ms. Remains : 170/191 places, 262/472 transitions.
Stuttering acceptance computed with spot in 145 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p2)), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : Anderson-PT-06-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2080 steps with 0 reset in 6 ms.
FORMULA Anderson-PT-06-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Anderson-PT-06-LTLFireability-11 finished in 336 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(G((p0 U p1))))'
Support contains 3 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 171 transition count 252
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 171 transition count 252
Applied a total of 40 rules in 7 ms. Remains 171 /191 variables (removed 20) and now considering 252/472 (removed 220) transitions.
// Phase 1: matrix 252 rows 171 cols
[2025-05-29 18:10:03] [INFO ] Computed 15 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:10:03] [INFO ] Implicit Places using invariants in 130 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 131 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 170/191 places, 252/472 transitions.
Applied a total of 0 rules in 1 ms. Remains 170 /170 variables (removed 0) and now considering 252/252 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 139 ms. Remains : 170/191 places, 252/472 transitions.
Stuttering acceptance computed with spot in 143 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : Anderson-PT-06-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Anderson-PT-06-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Anderson-PT-06-LTLFireability-12 finished in 297 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' '!(((p0||(p1 U X(p2))) U p2))'
Support contains 6 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 172 transition count 273
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 172 transition count 273
Applied a total of 38 rules in 6 ms. Remains 172 /191 variables (removed 19) and now considering 273/472 (removed 199) transitions.
// Phase 1: matrix 273 rows 172 cols
[2025-05-29 18:10:03] [INFO ] Computed 15 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:10:04] [INFO ] Implicit Places using invariants in 144 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 145 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 171/191 places, 273/472 transitions.
Applied a total of 0 rules in 1 ms. Remains 171 /171 variables (removed 0) and now considering 273/273 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 152 ms. Remains : 171/191 places, 273/472 transitions.
Stuttering acceptance computed with spot in 116 ms :[true, (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : Anderson-PT-06-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Anderson-PT-06-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Anderson-PT-06-LTLFireability-13 finished in 283 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||F(G(p1))) U (G(!p2)||(!p2&&F(!p1))))))'
Support contains 6 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 170 transition count 251
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 170 transition count 251
Applied a total of 42 rules in 6 ms. Remains 170 /191 variables (removed 21) and now considering 251/472 (removed 221) transitions.
// Phase 1: matrix 251 rows 170 cols
[2025-05-29 18:10:04] [INFO ] Computed 15 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:10:04] [INFO ] Implicit Places using invariants in 140 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 141 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 169/191 places, 251/472 transitions.
Applied a total of 0 rules in 1 ms. Remains 169 /169 variables (removed 0) and now considering 251/251 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 149 ms. Remains : 169/191 places, 251/472 transitions.
Stuttering acceptance computed with spot in 173 ms :[p2, p2, (NOT p1), (AND p2 p1)]
Running random walk in product with property : Anderson-PT-06-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 131 ms.
Product exploration explored 100000 steps with 50000 reset in 135 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (NOT (AND p2 p0))), (X (NOT (AND (NOT p2) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 p0)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 18 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Anderson-PT-06-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Anderson-PT-06-LTLFireability-14 finished in 635 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((G(p1)||G(p2))))))'
Support contains 6 out of 191 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 191/191 places, 472/472 transitions.
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 30 Pre rules applied. Total rules applied 0 place count 191 transition count 442
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 161 transition count 442
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 80 place count 141 transition count 232
Iterating global reduction 0 with 20 rules applied. Total rules applied 100 place count 141 transition count 232
Applied a total of 100 rules in 20 ms. Remains 141 /191 variables (removed 50) and now considering 232/472 (removed 240) transitions.
// Phase 1: matrix 232 rows 141 cols
[2025-05-29 18:10:04] [INFO ] Computed 15 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:10:05] [INFO ] Implicit Places using invariants in 127 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 128 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 140/191 places, 232/472 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 140 transition count 210
Reduce places removed 22 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 1 with 28 rules applied. Total rules applied 50 place count 118 transition count 204
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 56 place count 112 transition count 204
Applied a total of 56 rules in 12 ms. Remains 112 /140 variables (removed 28) and now considering 204/232 (removed 28) transitions.
// Phase 1: matrix 204 rows 112 cols
[2025-05-29 18:10:05] [INFO ] Computed 14 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:10:05] [INFO ] Implicit Places using invariants in 86 ms returned []
[2025-05-29 18:10:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:10:05] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-05-29 18:10:05] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 112/191 places, 204/472 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 491 ms. Remains : 112/191 places, 204/472 transitions.
Stuttering acceptance computed with spot in 103 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Anderson-PT-06-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 135 ms.
Stack based approach found an accepted trace after 40 steps with 0 reset with depth 41 and stack size 41 in 0 ms.
FORMULA Anderson-PT-06-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property Anderson-PT-06-LTLFireability-15 finished in 743 ms.
All properties solved by simple procedures.
Total runtime 91571 ms.

BK_STOP 1748542205697

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="Anderson-PT-06"
export BK_EXAMINATION="LTLFireability"
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 Anderson-PT-06, examination is LTLFireability"
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-174853728700164"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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