Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931339100036.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is Champagne-PT-H05T1U, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931339100036
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 6.4K Jun 6 08:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Jun 6 08:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Jun 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Jun 6 08:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Jun 6 11:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Jun 6 11:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Jun 6 11:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Jun 6 11:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 11K Jun 6 08:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Jun 6 08:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Jun 6 08:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K Jun 6 08:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Jun 6 11:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Jun 6 11:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 7 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 74K Jun 5 20:08 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 Champagne-PT-H05T1U-LTLFireability-00
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-01
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-02
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-03
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-04
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-05
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-06
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-07
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-08
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-09
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-10
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-11
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-12
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-13
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-14
FORMULA_NAME Champagne-PT-H05T1U-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749318678995

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Champagne-PT-H05T1U
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 17:51:20] [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]
[2025-06-07 17:51:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 17:51:20] [INFO ] Load time of PNML (sax parser for PT used): 74 ms
[2025-06-07 17:51:20] [INFO ] Transformed 389 places.
[2025-06-07 17:51:20] [INFO ] Transformed 491 transitions.
[2025-06-07 17:51:20] [INFO ] Found NUPN structural information;
[2025-06-07 17:51:20] [INFO ] Parsed PT model containing 389 places and 491 transitions and 1176 arcs in 168 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 3 formulas.
FORMULA Champagne-PT-H05T1U-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H05T1U-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H05T1U-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 34 out of 389 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 389/389 places, 491/491 transitions.
Discarding 79 places :
Symmetric choice reduction at 0 with 79 rule applications. Total rules 79 place count 310 transition count 412
Iterating global reduction 0 with 79 rules applied. Total rules applied 158 place count 310 transition count 412
Discarding 44 places :
Symmetric choice reduction at 0 with 44 rule applications. Total rules 202 place count 266 transition count 368
Iterating global reduction 0 with 44 rules applied. Total rules applied 246 place count 266 transition count 368
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 266 place count 246 transition count 348
Iterating global reduction 0 with 20 rules applied. Total rules applied 286 place count 246 transition count 348
Applied a total of 286 rules in 79 ms. Remains 246 /389 variables (removed 143) and now considering 348/491 (removed 143) transitions.
// Phase 1: matrix 348 rows 246 cols
[2025-06-07 17:51:20] [INFO ] Computed 15 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:51:20] [INFO ] Implicit Places using invariants in 244 ms returned []
[2025-06-07 17:51:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:51:21] [INFO ] Implicit Places using invariants and state equation in 186 ms returned []
Implicit Place search using SMT with State Equation took 463 ms to find 0 implicit places.
Running 347 sub problems to find dead transitions.
[2025-06-07 17:51:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/245 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 347 unsolved
At refinement iteration 1 (OVERLAPS) 1/246 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 347 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 347 unsolved
At refinement iteration 3 (OVERLAPS) 348/594 variables, 246/261 constraints. Problems are: Problem set: 0 solved, 347 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/594 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 347 unsolved
At refinement iteration 5 (OVERLAPS) 0/594 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 347 unsolved
No progress, stopping.
After SMT solving in domain Real declared 594/594 variables, and 261 constraints, problems are : Problem set: 0 solved, 347 unsolved in 21476 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 246/246 constraints, PredecessorRefiner: 347/347 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 347 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/245 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 347 unsolved
At refinement iteration 1 (OVERLAPS) 1/246 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 347 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 347 unsolved
At refinement iteration 3 (OVERLAPS) 348/594 variables, 246/261 constraints. Problems are: Problem set: 0 solved, 347 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/594 variables, 347/608 constraints. Problems are: Problem set: 0 solved, 347 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:51:49] [INFO ] Deduced a trap composed of 63 places in 77 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:51:49] [INFO ] Deduced a trap composed of 64 places in 99 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:51:49] [INFO ] Deduced a trap composed of 65 places in 60 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/594 variables, 3/611 constraints. Problems are: Problem set: 0 solved, 347 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:51:55] [INFO ] Deduced a trap along path composed of 16 places in 51 ms of which 9 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/594 variables, 1/612 constraints. Problems are: Problem set: 0 solved, 347 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:52:03] [INFO ] Deduced a trap composed of 74 places in 97 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/594 variables, 1/613 constraints. Problems are: Problem set: 0 solved, 347 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:52:07] [INFO ] Deduced a trap composed of 43 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:52:07] [INFO ] Deduced a trap composed of 45 places in 102 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:52:09] [INFO ] Deduced a trap composed of 43 places in 82 ms of which 6 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/594 variables, 3/616 constraints. Problems are: Problem set: 0 solved, 347 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 594/594 variables, and 616 constraints, problems are : Problem set: 0 solved, 347 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 246/246 constraints, PredecessorRefiner: 347/347 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 51598ms problems are : Problem set: 0 solved, 347 unsolved
Search for dead transitions found 0 dead transitions in 51611ms
Starting structural reductions in LTL mode, iteration 1 : 246/389 places, 348/491 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52182 ms. Remains : 246/389 places, 348/491 transitions.
Support contains 34 out of 246 places after structural reductions.
[2025-06-07 17:52:12] [INFO ] Flatten gal took : 58 ms
[2025-06-07 17:52:13] [INFO ] Flatten gal took : 46 ms
[2025-06-07 17:52:13] [INFO ] Input system was already deterministic with 348 transitions.
RANDOM walk for 40000 steps (173 resets) in 840 ms. (47 steps per ms) remains 1/30 properties
BEST_FIRST walk for 40003 steps (18 resets) in 71 ms. (555 steps per ms) remains 1/1 properties
[2025-06-07 17:52:13] [INFO ] Invariant cache hit.
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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 18/19 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 227/246 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/246 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 348/594 variables, 246/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/594 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/594 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 594/594 variables, and 261 constraints, problems are : Problem set: 0 solved, 1 unsolved in 200 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 246/246 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 18/19 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 227/246 variables, 14/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:52:13] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/246 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/246 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 348/594 variables, 246/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/594 variables, 1/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/594 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/594 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 594/594 variables, and 263 constraints, problems are : Problem set: 0 solved, 1 unsolved in 351 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 246/246 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 558ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 75 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=75 )
Parikh walk visited 1 properties in 7 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 22 stabilizing places and 22 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((X(p0)||(G(p1) U (p2||X(F((p2&&F(!p0)))))))))'
Support contains 3 out of 246 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 229 transition count 331
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 229 transition count 331
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 48 place count 215 transition count 317
Iterating global reduction 0 with 14 rules applied. Total rules applied 62 place count 215 transition count 317
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 67 place count 210 transition count 312
Iterating global reduction 0 with 5 rules applied. Total rules applied 72 place count 210 transition count 312
Applied a total of 72 rules in 21 ms. Remains 210 /246 variables (removed 36) and now considering 312/348 (removed 36) transitions.
// Phase 1: matrix 312 rows 210 cols
[2025-06-07 17:52:14] [INFO ] Computed 15 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:52:14] [INFO ] Implicit Places using invariants in 137 ms returned []
[2025-06-07 17:52:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:52:14] [INFO ] Implicit Places using invariants and state equation in 247 ms returned []
Implicit Place search using SMT with State Equation took 384 ms to find 0 implicit places.
Running 311 sub problems to find dead transitions.
[2025-06-07 17:52:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/209 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 1 (OVERLAPS) 1/210 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 3 (OVERLAPS) 312/522 variables, 210/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 5 (OVERLAPS) 0/522 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 225 constraints, problems are : Problem set: 0 solved, 311 unsolved in 16460 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 210/210 constraints, PredecessorRefiner: 311/311 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/209 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 1 (OVERLAPS) 1/210 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 3 (OVERLAPS) 312/522 variables, 210/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 311/536 constraints. Problems are: Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:52:38] [INFO ] Deduced a trap along path composed of 13 places in 38 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 1/537 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 7 (OVERLAPS) 0/522 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 311 unsolved
No progress, stopping.
After SMT solving in domain Int declared 522/522 variables, and 537 constraints, problems are : Problem set: 0 solved, 311 unsolved in 27016 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 210/210 constraints, PredecessorRefiner: 311/311 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 43560ms problems are : Problem set: 0 solved, 311 unsolved
Search for dead transitions found 0 dead transitions in 43561ms
Starting structural reductions in LTL mode, iteration 1 : 210/246 places, 312/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 43969 ms. Remains : 210/246 places, 312/348 transitions.
Stuttering acceptance computed with spot in 356 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (OR (NOT p2) p0), p0, (OR (NOT p2) (AND p0 (NOT p1))), (AND p0 (NOT p1))]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-00
Stuttering criterion allowed to conclude after 422 steps with 1 reset in 5 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-00 finished in 44400 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((F((p0&&X(G((p0||X(G(p1))))))) U G(!p1))))'
Support contains 2 out of 246 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 228 transition count 330
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 228 transition count 330
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 51 place count 213 transition count 315
Iterating global reduction 0 with 15 rules applied. Total rules applied 66 place count 213 transition count 315
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 72 place count 207 transition count 309
Iterating global reduction 0 with 6 rules applied. Total rules applied 78 place count 207 transition count 309
Applied a total of 78 rules in 27 ms. Remains 207 /246 variables (removed 39) and now considering 309/348 (removed 39) transitions.
// Phase 1: matrix 309 rows 207 cols
[2025-06-07 17:52:58] [INFO ] Computed 15 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:52:59] [INFO ] Implicit Places using invariants in 111 ms returned []
[2025-06-07 17:52:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:52:59] [INFO ] Implicit Places using invariants and state equation in 217 ms returned []
Implicit Place search using SMT with State Equation took 356 ms to find 0 implicit places.
Running 308 sub problems to find dead transitions.
[2025-06-07 17:52:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 1 (OVERLAPS) 1/207 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 3 (OVERLAPS) 309/516 variables, 207/222 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/516 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 5 (OVERLAPS) 0/516 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 308 unsolved
No progress, stopping.
After SMT solving in domain Real declared 516/516 variables, and 222 constraints, problems are : Problem set: 0 solved, 308 unsolved in 16422 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 207/207 constraints, PredecessorRefiner: 308/308 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 308 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/206 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 1 (OVERLAPS) 1/207 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/207 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 3 (OVERLAPS) 309/516 variables, 207/222 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/516 variables, 308/530 constraints. Problems are: Problem set: 0 solved, 308 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:53:22] [INFO ] Deduced a trap along path composed of 13 places in 39 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/516 variables, 1/531 constraints. Problems are: Problem set: 0 solved, 308 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:53:26] [INFO ] Deduced a trap composed of 53 places in 80 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/516 variables, 1/532 constraints. Problems are: Problem set: 0 solved, 308 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:53:30] [INFO ] Deduced a trap composed of 41 places in 93 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/516 variables, 1/533 constraints. Problems are: Problem set: 0 solved, 308 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:53:34] [INFO ] Deduced a trap composed of 41 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:53:34] [INFO ] Deduced a trap composed of 40 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:53:35] [INFO ] Deduced a trap composed of 54 places in 66 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 3/536 constraints. Problems are: Problem set: 0 solved, 308 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:53:39] [INFO ] Deduced a trap composed of 41 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:53:39] [INFO ] Deduced a trap composed of 41 places in 76 ms of which 5 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/538 constraints. Problems are: Problem set: 0 solved, 308 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 516/516 variables, and 538 constraints, problems are : Problem set: 0 solved, 308 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 207/207 constraints, PredecessorRefiner: 308/308 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 46465ms problems are : Problem set: 0 solved, 308 unsolved
Search for dead transitions found 0 dead transitions in 46466ms
Starting structural reductions in LTL mode, iteration 1 : 207/246 places, 309/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 46850 ms. Remains : 207/246 places, 309/348 transitions.
Stuttering acceptance computed with spot in 261 ms :[p1, p1, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-01
Stuttering criterion allowed to conclude after 629 steps with 1 reset in 6 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-01 finished in 47142 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||X((G(p1) U (p0&&G(p1))))||(p1&&F(G(p0)))))))'
Support contains 2 out of 246 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 229 transition count 331
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 229 transition count 331
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 48 place count 215 transition count 317
Iterating global reduction 0 with 14 rules applied. Total rules applied 62 place count 215 transition count 317
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 68 place count 209 transition count 311
Iterating global reduction 0 with 6 rules applied. Total rules applied 74 place count 209 transition count 311
Applied a total of 74 rules in 18 ms. Remains 209 /246 variables (removed 37) and now considering 311/348 (removed 37) transitions.
// Phase 1: matrix 311 rows 209 cols
[2025-06-07 17:53:46] [INFO ] Computed 15 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:53:46] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-07 17:53:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:53:46] [INFO ] Implicit Places using invariants and state equation in 133 ms returned []
Implicit Place search using SMT with State Equation took 197 ms to find 0 implicit places.
Running 310 sub problems to find dead transitions.
[2025-06-07 17:53:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/208 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 1 (OVERLAPS) 1/209 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/209 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 3 (OVERLAPS) 311/520 variables, 209/224 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/520 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 5 (OVERLAPS) 0/520 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 310 unsolved
No progress, stopping.
After SMT solving in domain Real declared 520/520 variables, and 224 constraints, problems are : Problem set: 0 solved, 310 unsolved in 15911 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 209/209 constraints, PredecessorRefiner: 310/310 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 310 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/208 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 1 (OVERLAPS) 1/209 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/209 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 3 (OVERLAPS) 311/520 variables, 209/224 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/520 variables, 310/534 constraints. Problems are: Problem set: 0 solved, 310 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:54:08] [INFO ] Deduced a trap along path composed of 13 places in 41 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/520 variables, 1/535 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/520 variables, 0/535 constraints. Problems are: Problem set: 0 solved, 310 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:54:19] [INFO ] Deduced a trap composed of 41 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:54:20] [INFO ] Deduced a trap composed of 40 places in 75 ms of which 8 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/520 variables, 2/537 constraints. Problems are: Problem set: 0 solved, 310 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/520 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 310 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:54:31] [INFO ] Deduced a trap composed of 41 places in 88 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 520/520 variables, and 538 constraints, problems are : Problem set: 0 solved, 310 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 209/209 constraints, PredecessorRefiner: 310/310 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 45945ms problems are : Problem set: 0 solved, 310 unsolved
Search for dead transitions found 0 dead transitions in 45946ms
Starting structural reductions in LTL mode, iteration 1 : 209/246 places, 311/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 46163 ms. Remains : 209/246 places, 311/348 transitions.
Stuttering acceptance computed with spot in 267 ms :[(NOT p0), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), true, (NOT p1), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-02
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-02 finished in 46451 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(X((p0||G(p1)||X(X(G(p2)))))))'
Support contains 3 out of 246 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 229 transition count 331
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 229 transition count 331
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 48 place count 215 transition count 317
Iterating global reduction 0 with 14 rules applied. Total rules applied 62 place count 215 transition count 317
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 67 place count 210 transition count 312
Iterating global reduction 0 with 5 rules applied. Total rules applied 72 place count 210 transition count 312
Applied a total of 72 rules in 8 ms. Remains 210 /246 variables (removed 36) and now considering 312/348 (removed 36) transitions.
// Phase 1: matrix 312 rows 210 cols
[2025-06-07 17:54:32] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:54:32] [INFO ] Implicit Places using invariants in 90 ms returned []
[2025-06-07 17:54:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:54:32] [INFO ] Implicit Places using invariants and state equation in 113 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
Running 311 sub problems to find dead transitions.
[2025-06-07 17:54:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/209 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 1 (OVERLAPS) 1/210 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 3 (OVERLAPS) 312/522 variables, 210/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 5 (OVERLAPS) 0/522 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 225 constraints, problems are : Problem set: 0 solved, 311 unsolved in 15807 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 210/210 constraints, PredecessorRefiner: 311/311 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/209 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 1 (OVERLAPS) 1/210 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 3 (OVERLAPS) 312/522 variables, 210/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 311/536 constraints. Problems are: Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:54:55] [INFO ] Deduced a trap along path composed of 13 places in 27 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 1/537 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 7 (OVERLAPS) 0/522 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 311 unsolved
No progress, stopping.
After SMT solving in domain Int declared 522/522 variables, and 537 constraints, problems are : Problem set: 0 solved, 311 unsolved in 26519 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 210/210 constraints, PredecessorRefiner: 311/311 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 42356ms problems are : Problem set: 0 solved, 311 unsolved
Search for dead transitions found 0 dead transitions in 42358ms
Starting structural reductions in LTL mode, iteration 1 : 210/246 places, 312/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 42590 ms. Remains : 210/246 places, 312/348 transitions.
Stuttering acceptance computed with spot in 282 ms :[true, (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-06
Entered a terminal (fully accepting) state of product in 550 steps with 2 reset in 2 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-06 finished in 42891 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(p0))'
Support contains 2 out of 246 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Graph (trivial) has 251 edges and 246 vertex of which 120 / 246 are part of one of the 14 SCC in 2 ms
Free SCC test removed 106 places
Ensure Unique test removed 118 transitions
Reduce isomorphic transitions removed 118 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 31 place count 139 transition count 199
Reduce places removed 30 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 56 rules applied. Total rules applied 87 place count 109 transition count 173
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 100 place count 96 transition count 173
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 100 place count 96 transition count 171
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 104 place count 94 transition count 171
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 117 place count 81 transition count 145
Iterating global reduction 3 with 13 rules applied. Total rules applied 130 place count 81 transition count 145
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 136 place count 81 transition count 139
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: 31
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 4 with 62 rules applied. Total rules applied 198 place count 50 transition count 108
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 201 place count 47 transition count 96
Iterating global reduction 4 with 3 rules applied. Total rules applied 204 place count 47 transition count 96
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 207 place count 47 transition count 93
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 209 place count 46 transition count 96
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 213 place count 46 transition count 92
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 214 place count 45 transition count 88
Iterating global reduction 5 with 1 rules applied. Total rules applied 215 place count 45 transition count 88
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 216 place count 45 transition count 87
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 218 place count 43 transition count 85
Applied a total of 218 rules in 220 ms. Remains 43 /246 variables (removed 203) and now considering 85/348 (removed 263) transitions.
[2025-06-07 17:55:15] [INFO ] Flow matrix only has 46 transitions (discarded 39 similar events)
// Phase 1: matrix 46 rows 43 cols
[2025-06-07 17:55:15] [INFO ] Computed 15 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:55:15] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-07 17:55:15] [INFO ] Flow matrix only has 46 transitions (discarded 39 similar events)
[2025-06-07 17:55:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:55:15] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 17:55:15] [INFO ] Redundant transitions in 1 ms returned []
Running 45 sub problems to find dead transitions.
[2025-06-07 17:55:15] [INFO ] Flow matrix only has 46 transitions (discarded 39 similar events)
[2025-06-07 17:55:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 2 (OVERLAPS) 3/43 variables, 3/15 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 4 (OVERLAPS) 45/88 variables, 43/58 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 6 (OVERLAPS) 0/88 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 45 unsolved
No progress, stopping.
After SMT solving in domain Real declared 88/89 variables, and 58 constraints, problems are : Problem set: 0 solved, 45 unsolved in 728 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 45/45 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 45 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 2 (OVERLAPS) 3/43 variables, 3/15 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 4 (OVERLAPS) 45/88 variables, 43/58 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 45/103 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 7 (OVERLAPS) 0/88 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 45 unsolved
No progress, stopping.
After SMT solving in domain Int declared 88/89 variables, and 103 constraints, problems are : Problem set: 0 solved, 45 unsolved in 722 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 45/45 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1479ms problems are : Problem set: 0 solved, 45 unsolved
Search for dead transitions found 0 dead transitions in 1479ms
Starting structural reductions in SI_LTL mode, iteration 1 : 43/246 places, 85/348 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1816 ms. Remains : 43/246 places, 85/348 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-07
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-07 finished in 1868 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((F((F(p0)&&((p1&&F(!p1)) U p2))) U X(p1))))'
Support contains 4 out of 246 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 228 transition count 330
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 228 transition count 330
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 51 place count 213 transition count 315
Iterating global reduction 0 with 15 rules applied. Total rules applied 66 place count 213 transition count 315
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 71 place count 208 transition count 310
Iterating global reduction 0 with 5 rules applied. Total rules applied 76 place count 208 transition count 310
Applied a total of 76 rules in 16 ms. Remains 208 /246 variables (removed 38) and now considering 310/348 (removed 38) transitions.
// Phase 1: matrix 310 rows 208 cols
[2025-06-07 17:55:17] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:55:17] [INFO ] Implicit Places using invariants in 136 ms returned []
[2025-06-07 17:55:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:55:17] [INFO ] Implicit Places using invariants and state equation in 214 ms returned []
Implicit Place search using SMT with State Equation took 358 ms to find 0 implicit places.
Running 309 sub problems to find dead transitions.
[2025-06-07 17:55:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/207 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 1 (OVERLAPS) 1/208 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/208 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 3 (OVERLAPS) 310/518 variables, 208/223 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/518 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 5 (OVERLAPS) 0/518 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 309 unsolved
No progress, stopping.
After SMT solving in domain Real declared 518/518 variables, and 223 constraints, problems are : Problem set: 0 solved, 309 unsolved in 15870 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 208/208 constraints, PredecessorRefiner: 309/309 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 309 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/207 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 1 (OVERLAPS) 1/208 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/208 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 3 (OVERLAPS) 310/518 variables, 208/223 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/518 variables, 309/532 constraints. Problems are: Problem set: 0 solved, 309 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:55:40] [INFO ] Deduced a trap along path composed of 13 places in 40 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/518 variables, 1/533 constraints. Problems are: Problem set: 0 solved, 309 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:55:43] [INFO ] Deduced a trap composed of 41 places in 95 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/518 variables, 1/534 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/518 variables, 0/534 constraints. Problems are: Problem set: 0 solved, 309 unsolved
At refinement iteration 8 (OVERLAPS) 0/518 variables, 0/534 constraints. Problems are: Problem set: 0 solved, 309 unsolved
No progress, stopping.
After SMT solving in domain Int declared 518/518 variables, and 534 constraints, problems are : Problem set: 0 solved, 309 unsolved in 29664 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 208/208 constraints, PredecessorRefiner: 309/309 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 45575ms problems are : Problem set: 0 solved, 309 unsolved
Search for dead transitions found 0 dead transitions in 45575ms
Starting structural reductions in LTL mode, iteration 1 : 208/246 places, 310/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45950 ms. Remains : 208/246 places, 310/348 transitions.
Stuttering acceptance computed with spot in 410 ms :[(NOT p1), (NOT p1), (NOT p1), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (OR (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p2) (AND (NOT p0) p1)), (AND p1 (NOT p0))]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-08
Stuttering criterion allowed to conclude after 231 steps with 0 reset in 2 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-08 finished in 46398 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(X((X(X((p1 U p2)))&&p0))))'
Support contains 5 out of 246 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 230 transition count 332
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 230 transition count 332
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 46 place count 216 transition count 318
Iterating global reduction 0 with 14 rules applied. Total rules applied 60 place count 216 transition count 318
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 66 place count 210 transition count 312
Iterating global reduction 0 with 6 rules applied. Total rules applied 72 place count 210 transition count 312
Applied a total of 72 rules in 7 ms. Remains 210 /246 variables (removed 36) and now considering 312/348 (removed 36) transitions.
// Phase 1: matrix 312 rows 210 cols
[2025-06-07 17:56:03] [INFO ] Computed 15 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:56:03] [INFO ] Implicit Places using invariants in 98 ms returned []
[2025-06-07 17:56:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:56:03] [INFO ] Implicit Places using invariants and state equation in 115 ms returned []
Implicit Place search using SMT with State Equation took 232 ms to find 0 implicit places.
Running 311 sub problems to find dead transitions.
[2025-06-07 17:56:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/209 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 1 (OVERLAPS) 1/210 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 3 (OVERLAPS) 312/522 variables, 210/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 5 (OVERLAPS) 0/522 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 225 constraints, problems are : Problem set: 0 solved, 311 unsolved in 16423 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 210/210 constraints, PredecessorRefiner: 311/311 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/209 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 1 (OVERLAPS) 1/210 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 3 (OVERLAPS) 312/522 variables, 210/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 311/536 constraints. Problems are: Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:56:27] [INFO ] Deduced a trap along path composed of 14 places in 39 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 1/537 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:56:38] [INFO ] Deduced a trap composed of 52 places in 66 ms of which 5 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/522 variables, 1/538 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/522 variables, 0/538 constraints. Problems are: Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:56:50] [INFO ] Deduced a trap composed of 53 places in 76 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 522/522 variables, and 539 constraints, problems are : Problem set: 0 solved, 311 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 210/210 constraints, PredecessorRefiner: 311/311 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 46455ms problems are : Problem set: 0 solved, 311 unsolved
Search for dead transitions found 0 dead transitions in 46455ms
Starting structural reductions in LTL mode, iteration 1 : 210/246 places, 312/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 46695 ms. Remains : 210/246 places, 312/348 transitions.
Stuttering acceptance computed with spot in 182 ms :[(NOT p2), (NOT p2), (OR (NOT p0) (NOT p2)), (OR (NOT p2) (NOT p0)), true, (OR (NOT p2) (NOT p0))]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-09
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-09 finished in 46890 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 U (G((G(X(X(p1)))||(p0 U p1)))&&p2))))'
Support contains 3 out of 246 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 229 transition count 331
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 229 transition count 331
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 48 place count 215 transition count 317
Iterating global reduction 0 with 14 rules applied. Total rules applied 62 place count 215 transition count 317
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 67 place count 210 transition count 312
Iterating global reduction 0 with 5 rules applied. Total rules applied 72 place count 210 transition count 312
Applied a total of 72 rules in 9 ms. Remains 210 /246 variables (removed 36) and now considering 312/348 (removed 36) transitions.
// Phase 1: matrix 312 rows 210 cols
[2025-06-07 17:56:50] [INFO ] Computed 15 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:56:50] [INFO ] Implicit Places using invariants in 86 ms returned []
[2025-06-07 17:56:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:56:50] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 230 ms to find 0 implicit places.
Running 311 sub problems to find dead transitions.
[2025-06-07 17:56:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/209 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 1 (OVERLAPS) 1/210 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 3 (OVERLAPS) 312/522 variables, 210/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 5 (OVERLAPS) 0/522 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 225 constraints, problems are : Problem set: 0 solved, 311 unsolved in 16492 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 210/210 constraints, PredecessorRefiner: 311/311 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/209 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 1 (OVERLAPS) 1/210 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 3 (OVERLAPS) 312/522 variables, 210/225 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 311/536 constraints. Problems are: Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:57:14] [INFO ] Deduced a trap along path composed of 13 places in 41 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 1/537 constraints. Problems are: Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:57:17] [INFO ] Deduced a trap composed of 41 places in 87 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 1/538 constraints. Problems are: Problem set: 0 solved, 311 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/522 variables, 0/538 constraints. Problems are: Problem set: 0 solved, 311 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:57:30] [INFO ] Deduced a trap composed of 41 places in 81 ms of which 4 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/522 variables, 1/539 constraints. Problems are: Problem set: 0 solved, 311 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 522/522 variables, and 539 constraints, problems are : Problem set: 0 solved, 311 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 210/210 constraints, PredecessorRefiner: 311/311 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 46541ms problems are : Problem set: 0 solved, 311 unsolved
Search for dead transitions found 0 dead transitions in 46542ms
Starting structural reductions in LTL mode, iteration 1 : 210/246 places, 312/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 46782 ms. Remains : 210/246 places, 312/348 transitions.
Stuttering acceptance computed with spot in 211 ms :[(AND p1 p2), (AND p1 p2), p1, p1, p1, p1]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-10
Product exploration explored 100000 steps with 50000 reset in 198 ms.
Product exploration explored 100000 steps with 50000 reset in 154 ms.
Computed a total of 14 stabilizing places and 14 stable transitions
Computed a total of 14 stabilizing places and 14 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND p2 p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 14 factoid took 140 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Champagne-PT-H05T1U-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H05T1U-LTLFireability-10 finished in 47521 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)))'
Support contains 1 out of 246 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Graph (trivial) has 252 edges and 246 vertex of which 121 / 246 are part of one of the 15 SCC in 1 ms
Free SCC test removed 106 places
Ensure Unique test removed 116 transitions
Reduce isomorphic transitions removed 116 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 32 rules applied. Total rules applied 33 place count 139 transition count 199
Reduce places removed 32 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 58 rules applied. Total rules applied 91 place count 107 transition count 173
Reduce places removed 13 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 14 rules applied. Total rules applied 105 place count 94 transition count 172
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 106 place count 93 transition count 172
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 106 place count 93 transition count 171
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 108 place count 92 transition count 171
Discarding 14 places :
Symmetric choice reduction at 4 with 14 rule applications. Total rules 122 place count 78 transition count 139
Iterating global reduction 4 with 14 rules applied. Total rules applied 136 place count 78 transition count 139
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 144 place count 78 transition count 131
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 5 with 60 rules applied. Total rules applied 204 place count 48 transition count 101
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 207 place count 45 transition count 89
Iterating global reduction 5 with 3 rules applied. Total rules applied 210 place count 45 transition count 89
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 213 place count 45 transition count 86
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 214 place count 45 transition count 85
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 216 place count 43 transition count 83
Applied a total of 216 rules in 25 ms. Remains 43 /246 variables (removed 203) and now considering 83/348 (removed 265) transitions.
[2025-06-07 17:57:38] [INFO ] Flow matrix only has 46 transitions (discarded 37 similar events)
// Phase 1: matrix 46 rows 43 cols
[2025-06-07 17:57:38] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:57:38] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-06-07 17:57:38] [INFO ] Flow matrix only has 46 transitions (discarded 37 similar events)
[2025-06-07 17:57:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:57:38] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 17:57:38] [INFO ] Redundant transitions in 1 ms returned []
Running 43 sub problems to find dead transitions.
[2025-06-07 17:57:38] [INFO ] Flow matrix only has 46 transitions (discarded 37 similar events)
[2025-06-07 17:57:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 3/43 variables, 3/15 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 45/88 variables, 43/58 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (OVERLAPS) 0/88 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 88/89 variables, and 58 constraints, problems are : Problem set: 0 solved, 43 unsolved in 741 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 3/43 variables, 3/15 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 45/88 variables, 43/58 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 43/101 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (OVERLAPS) 0/88 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 88/89 variables, and 101 constraints, problems are : Problem set: 0 solved, 43 unsolved in 679 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1445ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1445ms
Starting structural reductions in SI_LTL mode, iteration 1 : 43/246 places, 83/348 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1584 ms. Remains : 43/246 places, 83/348 transitions.
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-11
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-11 finished in 1669 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)))))'
Support contains 2 out of 246 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Graph (trivial) has 250 edges and 246 vertex of which 115 / 246 are part of one of the 14 SCC in 1 ms
Free SCC test removed 101 places
Ensure Unique test removed 111 transitions
Reduce isomorphic transitions removed 111 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 32 rules applied. Total rules applied 33 place count 144 transition count 204
Reduce places removed 32 places and 0 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 1 with 60 rules applied. Total rules applied 93 place count 112 transition count 176
Reduce places removed 14 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 15 rules applied. Total rules applied 108 place count 98 transition count 175
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 109 place count 97 transition count 175
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 109 place count 97 transition count 173
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 113 place count 95 transition count 173
Discarding 12 places :
Symmetric choice reduction at 4 with 12 rule applications. Total rules 125 place count 83 transition count 144
Iterating global reduction 4 with 12 rules applied. Total rules applied 137 place count 83 transition count 144
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 144 place count 83 transition count 137
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 5 with 64 rules applied. Total rules applied 208 place count 51 transition count 105
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 211 place count 48 transition count 93
Iterating global reduction 5 with 3 rules applied. Total rules applied 214 place count 48 transition count 93
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 217 place count 48 transition count 90
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 219 place count 47 transition count 91
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 220 place count 47 transition count 90
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 221 place count 47 transition count 89
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 223 place count 45 transition count 87
Applied a total of 223 rules in 29 ms. Remains 45 /246 variables (removed 201) and now considering 87/348 (removed 261) transitions.
[2025-06-07 17:57:39] [INFO ] Flow matrix only has 49 transitions (discarded 38 similar events)
// Phase 1: matrix 49 rows 45 cols
[2025-06-07 17:57:39] [INFO ] Computed 15 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:57:39] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-07 17:57:39] [INFO ] Flow matrix only has 49 transitions (discarded 38 similar events)
[2025-06-07 17:57:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:57:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-07 17:57:39] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 17:57:39] [INFO ] Redundant transitions in 1 ms returned []
Running 48 sub problems to find dead transitions.
[2025-06-07 17:57:39] [INFO ] Flow matrix only has 49 transitions (discarded 38 similar events)
[2025-06-07 17:57:39] [INFO ] Invariant cache hit.
[2025-06-07 17:57:39] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 2/45 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 48/93 variables, 45/60 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/93 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/93 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/93 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 93/94 variables, and 61 constraints, problems are : Problem set: 0 solved, 48 unsolved in 754 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 45/45 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 2/45 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (OVERLAPS) 48/93 variables, 45/60 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/93 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/93 variables, 48/109 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/93 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 8 (OVERLAPS) 0/93 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 93/94 variables, and 109 constraints, problems are : Problem set: 0 solved, 48 unsolved in 764 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 45/45 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1524ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 1524ms
Starting structural reductions in SI_LTL mode, iteration 1 : 45/246 places, 87/348 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1637 ms. Remains : 45/246 places, 87/348 transitions.
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-13 finished in 1765 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 246 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Graph (trivial) has 253 edges and 246 vertex of which 123 / 246 are part of one of the 15 SCC in 0 ms
Free SCC test removed 108 places
Ensure Unique test removed 118 transitions
Reduce isomorphic transitions removed 118 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 0 with 31 rules applied. Total rules applied 32 place count 137 transition count 198
Reduce places removed 31 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 57 rules applied. Total rules applied 89 place count 106 transition count 172
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 102 place count 93 transition count 172
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 116 place count 79 transition count 140
Iterating global reduction 3 with 14 rules applied. Total rules applied 130 place count 79 transition count 140
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 138 place count 79 transition count 132
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 4 with 60 rules applied. Total rules applied 198 place count 49 transition count 102
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 201 place count 46 transition count 90
Iterating global reduction 4 with 3 rules applied. Total rules applied 204 place count 46 transition count 90
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 207 place count 46 transition count 87
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 209 place count 44 transition count 85
Applied a total of 209 rules in 25 ms. Remains 44 /246 variables (removed 202) and now considering 85/348 (removed 263) transitions.
[2025-06-07 17:57:41] [INFO ] Flow matrix only has 44 transitions (discarded 41 similar events)
// Phase 1: matrix 44 rows 44 cols
[2025-06-07 17:57:41] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:57:41] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-07 17:57:41] [INFO ] Flow matrix only has 44 transitions (discarded 41 similar events)
[2025-06-07 17:57:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:57:41] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 17:57:41] [INFO ] Redundant transitions in 2 ms returned []
Running 42 sub problems to find dead transitions.
[2025-06-07 17:57:41] [INFO ] Flow matrix only has 44 transitions (discarded 41 similar events)
[2025-06-07 17:57:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 4 (OVERLAPS) 43/87 variables, 44/59 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 6 (OVERLAPS) 0/87 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 42 unsolved
No progress, stopping.
After SMT solving in domain Real declared 87/88 variables, and 59 constraints, problems are : Problem set: 0 solved, 42 unsolved in 564 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 42/42 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 42 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 4 (OVERLAPS) 43/87 variables, 44/59 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 42/101 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/87 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 7 (OVERLAPS) 0/87 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 42 unsolved
No progress, stopping.
After SMT solving in domain Int declared 87/88 variables, and 101 constraints, problems are : Problem set: 0 solved, 42 unsolved in 639 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 42/42 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1209ms problems are : Problem set: 0 solved, 42 unsolved
Search for dead transitions found 0 dead transitions in 1209ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/246 places, 85/348 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1337 ms. Remains : 44/246 places, 85/348 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-14
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-14 finished in 1397 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(p0)&&(G((F(p1)&&X(p2)))||F(p3))))'
Support contains 5 out of 246 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 246/246 places, 348/348 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 228 transition count 330
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 228 transition count 330
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 52 place count 212 transition count 314
Iterating global reduction 0 with 16 rules applied. Total rules applied 68 place count 212 transition count 314
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 74 place count 206 transition count 308
Iterating global reduction 0 with 6 rules applied. Total rules applied 80 place count 206 transition count 308
Applied a total of 80 rules in 11 ms. Remains 206 /246 variables (removed 40) and now considering 308/348 (removed 40) transitions.
// Phase 1: matrix 308 rows 206 cols
[2025-06-07 17:57:42] [INFO ] Computed 15 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:57:42] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-07 17:57:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:57:43] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 183 ms to find 0 implicit places.
Running 307 sub problems to find dead transitions.
[2025-06-07 17:57:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/205 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 1 (OVERLAPS) 1/206 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/206 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 3 (OVERLAPS) 308/514 variables, 206/221 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/514 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 5 (OVERLAPS) 0/514 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 307 unsolved
No progress, stopping.
After SMT solving in domain Real declared 514/514 variables, and 221 constraints, problems are : Problem set: 0 solved, 307 unsolved in 15412 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 307/307 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 307 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/205 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 1 (OVERLAPS) 1/206 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/206 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 3 (OVERLAPS) 308/514 variables, 206/221 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/514 variables, 307/528 constraints. Problems are: Problem set: 0 solved, 307 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:03] [INFO ] Deduced a trap composed of 29 places in 44 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:03] [INFO ] Deduced a trap composed of 29 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:03] [INFO ] Deduced a trap composed of 29 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:03] [INFO ] Deduced a trap composed of 29 places in 52 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:03] [INFO ] Deduced a trap composed of 29 places in 41 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/514 variables, 5/533 constraints. Problems are: Problem set: 0 solved, 307 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:06] [INFO ] Deduced a trap composed of 52 places in 85 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/514 variables, 1/534 constraints. Problems are: Problem set: 0 solved, 307 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:08] [INFO ] Deduced a trap composed of 41 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:09] [INFO ] Deduced a trap composed of 41 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:09] [INFO ] Deduced a trap composed of 53 places in 74 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/514 variables, 3/537 constraints. Problems are: Problem set: 0 solved, 307 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:14] [INFO ] Deduced a trap along path composed of 13 places in 52 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/514 variables, 1/538 constraints. Problems are: Problem set: 0 solved, 307 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/514 variables, 0/538 constraints. Problems are: Problem set: 0 solved, 307 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:28] [INFO ] Deduced a trap composed of 40 places in 108 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:58:28] [INFO ] Deduced a trap composed of 41 places in 76 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 514/514 variables, and 540 constraints, problems are : Problem set: 0 solved, 307 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 307/307 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 45459ms problems are : Problem set: 0 solved, 307 unsolved
Search for dead transitions found 0 dead transitions in 45460ms
Starting structural reductions in LTL mode, iteration 1 : 206/246 places, 308/348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45655 ms. Remains : 206/246 places, 308/348 transitions.
Stuttering acceptance computed with spot in 196 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (NOT p0), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (AND (NOT p3) (NOT p1)), (NOT p3)]
Running random walk in product with property : Champagne-PT-H05T1U-LTLFireability-15
Stuttering criterion allowed to conclude after 2368 steps with 10 reset in 13 ms.
FORMULA Champagne-PT-H05T1U-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T1U-LTLFireability-15 finished in 45894 ms.
All properties solved by simple procedures.
Total runtime 428577 ms.

BK_STOP 1749319108841

--------------------
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="Champagne-PT-H05T1U"
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 Champagne-PT-H05T1U, 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 r254-tall-174931339100036"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H05T1U.tgz
mv Champagne-PT-H05T1U 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 ;