Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931339200044.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-H05T2O, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931339200044
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 6.3K Jun 6 08:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Jun 6 08:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Jun 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Jun 6 08:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Jun 6 11:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K 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 109K Jun 6 08:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Jun 6 08:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 39K 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 101K 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-H05T2O-LTLFireability-00
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-01
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-02
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-03
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-04
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-05
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-06
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-07
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-08
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-09
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-10
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-11
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-12
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-13
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-14
FORMULA_NAME Champagne-PT-H05T2O-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749319147258

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-H05T2O
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 17:59:08] [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 17:59:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 17:59:08] [INFO ] Load time of PNML (sax parser for PT used): 84 ms
[2025-06-07 17:59:08] [INFO ] Transformed 569 places.
[2025-06-07 17:59:08] [INFO ] Transformed 686 transitions.
[2025-06-07 17:59:08] [INFO ] Found NUPN structural information;
[2025-06-07 17:59:08] [INFO ] Parsed PT model containing 569 places and 686 transitions and 1566 arcs in 175 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA Champagne-PT-H05T2O-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 41 out of 569 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 569/569 places, 686/686 transitions.
Discarding 95 places :
Symmetric choice reduction at 0 with 95 rule applications. Total rules 95 place count 474 transition count 591
Iterating global reduction 0 with 95 rules applied. Total rules applied 190 place count 474 transition count 591
Discarding 61 places :
Symmetric choice reduction at 0 with 61 rule applications. Total rules 251 place count 413 transition count 530
Iterating global reduction 0 with 61 rules applied. Total rules applied 312 place count 413 transition count 530
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 342 place count 383 transition count 500
Iterating global reduction 0 with 30 rules applied. Total rules applied 372 place count 383 transition count 500
Applied a total of 372 rules in 113 ms. Remains 383 /569 variables (removed 186) and now considering 500/686 (removed 186) transitions.
// Phase 1: matrix 500 rows 383 cols
[2025-06-07 17:59:09] [INFO ] Computed 15 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:59:09] [INFO ] Implicit Places using invariants in 319 ms returned []
[2025-06-07 17:59:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 17:59:09] [INFO ] Implicit Places using invariants and state equation in 251 ms returned []
Implicit Place search using SMT with State Equation took 603 ms to find 0 implicit places.
Running 499 sub problems to find dead transitions.
[2025-06-07 17:59:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/382 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (OVERLAPS) 1/383 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:59:18] [INFO ] Deduced a trap composed of 79 places in 88 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:59:18] [INFO ] Deduced a trap composed of 78 places in 68 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/383 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/383 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 4 (OVERLAPS) 500/883 variables, 383/400 constraints. Problems are: Problem set: 0 solved, 499 unsolved
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(t260 timeout
1.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 883/883 variables, and 400 constraints, problems are : Problem set: 0 solved, 499 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 383/383 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/382 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 1 (OVERLAPS) 1/383 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/383 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/383 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 4 (OVERLAPS) 500/883 variables, 383/400 constraints. Problems are: Problem set: 0 solved, 499 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/883 variables, 499/899 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 17:59:56] [INFO ] Deduced a trap along path composed of 28 places in 48 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/883 variables, 1/900 constraints. Problems are: Problem set: 0 solved, 499 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 883/883 variables, and 900 constraints, problems are : Problem set: 0 solved, 499 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 383/383 constraints, PredecessorRefiner: 499/499 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60174ms problems are : Problem set: 0 solved, 499 unsolved
Search for dead transitions found 0 dead transitions in 60189ms
Starting structural reductions in LTL mode, iteration 1 : 383/569 places, 500/686 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60925 ms. Remains : 383/569 places, 500/686 transitions.
Support contains 41 out of 383 places after structural reductions.
[2025-06-07 18:00:10] [INFO ] Flatten gal took : 49 ms
[2025-06-07 18:00:10] [INFO ] Flatten gal took : 21 ms
[2025-06-07 18:00:10] [INFO ] Input system was already deterministic with 500 transitions.
Support contains 39 out of 383 places (down from 41) after GAL structural reductions.
RANDOM walk for 40000 steps (111 resets) in 1772 ms. (22 steps per ms) remains 4/39 properties
BEST_FIRST walk for 40003 steps (10 resets) in 183 ms. (217 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 82 ms. (481 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40003 steps (10 resets) in 80 ms. (493 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (9 resets) in 92 ms. (430 steps per ms) remains 1/1 properties
[2025-06-07 18:00:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 83/86 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 297/383 variables, 12/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/383 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 500/883 variables, 383/398 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/883 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/883 variables, 0/398 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 883/883 variables, and 398 constraints, problems are : Problem set: 0 solved, 1 unsolved in 257 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 383/383 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 83/86 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 297/383 variables, 12/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/383 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 500/883 variables, 383/398 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/883 variables, 1/399 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/883 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/883 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 883/883 variables, and 399 constraints, problems are : Problem set: 0 solved, 1 unsolved in 228 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 383/383 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 493ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 110 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=36 )
Parikh walk visited 1 properties in 9 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 21 stabilizing places and 21 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||F(G(p0)))) U (p1||X((X(G(p1)) U G(p1)))))))'
Support contains 2 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 364 transition count 481
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 364 transition count 481
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 51 place count 351 transition count 468
Iterating global reduction 0 with 13 rules applied. Total rules applied 64 place count 351 transition count 468
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 69 place count 346 transition count 463
Iterating global reduction 0 with 5 rules applied. Total rules applied 74 place count 346 transition count 463
Applied a total of 74 rules in 33 ms. Remains 346 /383 variables (removed 37) and now considering 463/500 (removed 37) transitions.
// Phase 1: matrix 463 rows 346 cols
[2025-06-07 18:00:11] [INFO ] Computed 15 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:00:11] [INFO ] Implicit Places using invariants in 84 ms returned []
[2025-06-07 18:00:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:00:12] [INFO ] Implicit Places using invariants and state equation in 174 ms returned []
Implicit Place search using SMT with State Equation took 260 ms to find 0 implicit places.
Running 462 sub problems to find dead transitions.
[2025-06-07 18:00:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/345 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 1 (OVERLAPS) 1/346 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/346 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 3 (OVERLAPS) 463/809 variables, 346/361 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/809 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 462 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 809/809 variables, and 361 constraints, problems are : Problem set: 0 solved, 462 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 346/346 constraints, PredecessorRefiner: 462/462 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 462 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/345 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 1 (OVERLAPS) 1/346 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/346 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 3 (OVERLAPS) 463/809 variables, 346/361 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/809 variables, 462/823 constraints. Problems are: Problem set: 0 solved, 462 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:00:57] [INFO ] Deduced a trap along path composed of 22 places in 42 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/809 variables, 1/824 constraints. Problems are: Problem set: 0 solved, 462 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:01:06] [INFO ] Deduced a trap composed of 68 places in 117 ms of which 9 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/809 variables, 1/825 constraints. Problems are: Problem set: 0 solved, 462 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 809/809 variables, and 825 constraints, problems are : Problem set: 0 solved, 462 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 346/346 constraints, PredecessorRefiner: 462/462 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60096ms problems are : Problem set: 0 solved, 462 unsolved
Search for dead transitions found 0 dead transitions in 60098ms
Starting structural reductions in LTL mode, iteration 1 : 346/383 places, 463/500 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60394 ms. Remains : 346/383 places, 463/500 transitions.
Stuttering acceptance computed with spot in 284 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-00
Stuttering criterion allowed to conclude after 364 steps with 0 reset in 7 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-00 finished in 60773 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 383 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Graph (trivial) has 407 edges and 383 vertex of which 250 / 383 are part of one of the 15 SCC in 2 ms
Free SCC test removed 235 places
Ensure Unique test removed 261 transitions
Reduce isomorphic transitions removed 261 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 0 with 46 rules applied. Total rules applied 47 place count 147 transition count 192
Reduce places removed 46 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 71 rules applied. Total rules applied 118 place count 101 transition count 167
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 130 place count 89 transition count 167
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 130 place count 89 transition count 166
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 132 place count 88 transition count 166
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 144 place count 76 transition count 132
Iterating global reduction 3 with 12 rules applied. Total rules applied 156 place count 76 transition count 132
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 164 place count 76 transition count 124
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 1 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 4 with 56 rules applied. Total rules applied 220 place count 48 transition count 96
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 222 place count 46 transition count 92
Iterating global reduction 4 with 2 rules applied. Total rules applied 224 place count 46 transition count 92
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 226 place count 46 transition count 90
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 228 place count 44 transition count 88
Applied a total of 228 rules in 69 ms. Remains 44 /383 variables (removed 339) and now considering 88/500 (removed 412) transitions.
[2025-06-07 18:01:12] [INFO ] Flow matrix only has 44 transitions (discarded 44 similar events)
// Phase 1: matrix 44 rows 44 cols
[2025-06-07 18:01:12] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:01:12] [INFO ] Implicit Places using invariants in 99 ms returned []
[2025-06-07 18:01:12] [INFO ] Flow matrix only has 44 transitions (discarded 44 similar events)
[2025-06-07 18:01:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:01:12] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 217 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 18:01:12] [INFO ] Redundant transitions in 1 ms returned []
Running 46 sub problems to find dead transitions.
[2025-06-07 18:01:12] [INFO ] Flow matrix only has 44 transitions (discarded 44 similar events)
[2025-06-07 18:01:12] [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, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 43/87 variables, 44/59 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (OVERLAPS) 0/87 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 87/88 variables, and 59 constraints, problems are : Problem set: 0 solved, 46 unsolved in 774 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 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, 46 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 43/87 variables, 44/59 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 46/105 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/87 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (OVERLAPS) 0/87 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 87/88 variables, and 105 constraints, problems are : Problem set: 0 solved, 46 unsolved in 716 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1497ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1497ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/383 places, 88/500 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1790 ms. Remains : 44/383 places, 88/500 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-01
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-01 finished in 1893 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0||X(X(X((X(p1) U (p2 U p1)))))))||F(p3)))'
Support contains 4 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 366 transition count 483
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 366 transition count 483
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 47 place count 353 transition count 470
Iterating global reduction 0 with 13 rules applied. Total rules applied 60 place count 353 transition count 470
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 65 place count 348 transition count 465
Iterating global reduction 0 with 5 rules applied. Total rules applied 70 place count 348 transition count 465
Applied a total of 70 rules in 61 ms. Remains 348 /383 variables (removed 35) and now considering 465/500 (removed 35) transitions.
// Phase 1: matrix 465 rows 348 cols
[2025-06-07 18:01:14] [INFO ] Computed 15 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:01:14] [INFO ] Implicit Places using invariants in 76 ms returned []
[2025-06-07 18:01:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:01:14] [INFO ] Implicit Places using invariants and state equation in 170 ms returned []
Implicit Place search using SMT with State Equation took 248 ms to find 0 implicit places.
Running 464 sub problems to find dead transitions.
[2025-06-07 18:01:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/347 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 1 (OVERLAPS) 1/348 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 464 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:01:22] [INFO ] Deduced a trap composed of 72 places in 50 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 4 (OVERLAPS) 465/813 variables, 348/364 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/813 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 464 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 813/813 variables, and 364 constraints, problems are : Problem set: 0 solved, 464 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 348/348 constraints, PredecessorRefiner: 464/464 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 464 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/347 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 1 (OVERLAPS) 1/348 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 4 (OVERLAPS) 465/813 variables, 348/364 constraints. Problems are: Problem set: 0 solved, 464 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/813 variables, 464/828 constraints. Problems are: Problem set: 0 solved, 464 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:01:58] [INFO ] Deduced a trap along path composed of 24 places in 40 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/813 variables, 1/829 constraints. Problems are: Problem set: 0 solved, 464 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:02:09] [INFO ] Deduced a trap composed of 70 places in 93 ms of which 7 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/813 variables, 1/830 constraints. Problems are: Problem set: 0 solved, 464 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 813/813 variables, and 830 constraints, problems are : Problem set: 0 solved, 464 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 348/348 constraints, PredecessorRefiner: 464/464 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60085ms problems are : Problem set: 0 solved, 464 unsolved
Search for dead transitions found 0 dead transitions in 60086ms
Starting structural reductions in LTL mode, iteration 1 : 348/383 places, 465/500 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60397 ms. Remains : 348/383 places, 465/500 transitions.
Stuttering acceptance computed with spot in 306 ms :[(AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p3) (NOT p1)), (AND (NOT p1) (NOT p3)), (NOT p3)]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-02
Stuttering criterion allowed to conclude after 413 steps with 1 reset in 4 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-02 finished in 60737 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((F(G(p0))||(G(p1) U X(p2))))))'
Support contains 4 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 365 transition count 482
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 365 transition count 482
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 48 place count 353 transition count 470
Iterating global reduction 0 with 12 rules applied. Total rules applied 60 place count 353 transition count 470
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 63 place count 350 transition count 467
Iterating global reduction 0 with 3 rules applied. Total rules applied 66 place count 350 transition count 467
Applied a total of 66 rules in 19 ms. Remains 350 /383 variables (removed 33) and now considering 467/500 (removed 33) transitions.
// Phase 1: matrix 467 rows 350 cols
[2025-06-07 18:02:15] [INFO ] Computed 15 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:02:15] [INFO ] Implicit Places using invariants in 90 ms returned []
[2025-06-07 18:02:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:02:15] [INFO ] Implicit Places using invariants and state equation in 174 ms returned []
Implicit Place search using SMT with State Equation took 270 ms to find 0 implicit places.
Running 466 sub problems to find dead transitions.
[2025-06-07 18:02:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 1 (OVERLAPS) 1/350 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/350 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 3 (OVERLAPS) 467/817 variables, 350/365 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/817 variables, 0/365 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 817/817 variables, and 365 constraints, problems are : Problem set: 0 solved, 466 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 350/350 constraints, PredecessorRefiner: 466/466 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 1 (OVERLAPS) 1/350 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/350 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 3 (OVERLAPS) 467/817 variables, 350/365 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/817 variables, 466/831 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:03:01] [INFO ] Deduced a trap along path composed of 22 places in 43 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/817 variables, 1/832 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:03:09] [INFO ] Deduced a trap composed of 109 places in 109 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:03:12] [INFO ] Deduced a trap composed of 89 places in 103 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:03:13] [INFO ] Deduced a trap composed of 88 places in 100 ms of which 8 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 817/817 variables, and 835 constraints, problems are : Problem set: 0 solved, 466 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 350/350 constraints, PredecessorRefiner: 466/466 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60137ms problems are : Problem set: 0 solved, 466 unsolved
Search for dead transitions found 0 dead transitions in 60138ms
Starting structural reductions in LTL mode, iteration 1 : 350/383 places, 467/500 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60429 ms. Remains : 350/383 places, 467/500 transitions.
Stuttering acceptance computed with spot in 321 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-03
Stuttering criterion allowed to conclude after 509 steps with 0 reset in 4 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-03 finished in 60777 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 1 out of 383 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Graph (trivial) has 407 edges and 383 vertex of which 255 / 383 are part of one of the 15 SCC in 2 ms
Free SCC test removed 240 places
Ensure Unique test removed 267 transitions
Reduce isomorphic transitions removed 267 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 44 transitions
Trivial Post-agglo rules discarded 44 transitions
Performed 44 trivial Post agglomeration. Transition count delta: 44
Iterating post reduction 0 with 44 rules applied. Total rules applied 45 place count 142 transition count 188
Reduce places removed 44 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 1 with 68 rules applied. Total rules applied 113 place count 98 transition count 164
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 124 place count 87 transition count 164
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 124 place count 87 transition count 163
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 126 place count 86 transition count 163
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 138 place count 74 transition count 129
Iterating global reduction 3 with 12 rules applied. Total rules applied 150 place count 74 transition count 129
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 158 place count 74 transition count 121
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 0 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 4 with 52 rules applied. Total rules applied 210 place count 48 transition count 95
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 213 place count 45 transition count 87
Iterating global reduction 4 with 3 rules applied. Total rules applied 216 place count 45 transition count 87
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 219 place count 45 transition count 84
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 221 place count 43 transition count 82
Applied a total of 221 rules in 24 ms. Remains 43 /383 variables (removed 340) and now considering 82/500 (removed 418) transitions.
[2025-06-07 18:03:16] [INFO ] Flow matrix only has 43 transitions (discarded 39 similar events)
// Phase 1: matrix 43 rows 43 cols
[2025-06-07 18:03:16] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:03:16] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-07 18:03:16] [INFO ] Flow matrix only has 43 transitions (discarded 39 similar events)
[2025-06-07 18:03:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:03:16] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 18:03:16] [INFO ] Redundant transitions in 1 ms returned []
Running 41 sub problems to find dead transitions.
[2025-06-07 18:03:16] [INFO ] Flow matrix only has 43 transitions (discarded 39 similar events)
[2025-06-07 18:03:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 2 (OVERLAPS) 2/43 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 4 (OVERLAPS) 42/85 variables, 43/58 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 6 (OVERLAPS) 0/85 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 41 unsolved
No progress, stopping.
After SMT solving in domain Real declared 85/86 variables, and 58 constraints, problems are : Problem set: 0 solved, 41 unsolved in 673 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 41/41 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 2 (OVERLAPS) 2/43 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 4 (OVERLAPS) 42/85 variables, 43/58 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 41/99 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 7 (OVERLAPS) 0/85 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 41 unsolved
No progress, stopping.
After SMT solving in domain Int declared 85/86 variables, and 99 constraints, problems are : Problem set: 0 solved, 41 unsolved in 628 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 41/41 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1306ms problems are : Problem set: 0 solved, 41 unsolved
Search for dead transitions found 0 dead transitions in 1306ms
Starting structural reductions in SI_LTL mode, iteration 1 : 43/383 places, 82/500 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1425 ms. Remains : 43/383 places, 82/500 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-04
Stuttering criterion allowed to conclude after 368 steps with 14 reset in 6 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-04 finished in 1482 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F(G(p1)))))'
Support contains 2 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 364 transition count 481
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 364 transition count 481
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 52 place count 350 transition count 467
Iterating global reduction 0 with 14 rules applied. Total rules applied 66 place count 350 transition count 467
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 71 place count 345 transition count 462
Iterating global reduction 0 with 5 rules applied. Total rules applied 76 place count 345 transition count 462
Applied a total of 76 rules in 19 ms. Remains 345 /383 variables (removed 38) and now considering 462/500 (removed 38) transitions.
// Phase 1: matrix 462 rows 345 cols
[2025-06-07 18:03:17] [INFO ] Computed 15 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:03:17] [INFO ] Implicit Places using invariants in 87 ms returned []
[2025-06-07 18:03:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:03:17] [INFO ] Implicit Places using invariants and state equation in 169 ms returned []
Implicit Place search using SMT with State Equation took 257 ms to find 0 implicit places.
Running 461 sub problems to find dead transitions.
[2025-06-07 18:03:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/344 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 1 (OVERLAPS) 1/345 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/345 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 3 (OVERLAPS) 462/807 variables, 345/360 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/807 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 461 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 807/807 variables, and 360 constraints, problems are : Problem set: 0 solved, 461 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 345/345 constraints, PredecessorRefiner: 461/461 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 461 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/344 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 1 (OVERLAPS) 1/345 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/345 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 3 (OVERLAPS) 462/807 variables, 345/360 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/807 variables, 461/821 constraints. Problems are: Problem set: 0 solved, 461 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:04:03] [INFO ] Deduced a trap along path composed of 22 places in 40 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/807 variables, 1/822 constraints. Problems are: Problem set: 0 solved, 461 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:04:11] [INFO ] Deduced a trap composed of 68 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:04:12] [INFO ] Deduced a trap composed of 89 places in 86 ms of which 7 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/807 variables, 2/824 constraints. Problems are: Problem set: 0 solved, 461 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 807/807 variables, and 824 constraints, problems are : Problem set: 0 solved, 461 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 345/345 constraints, PredecessorRefiner: 461/461 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60071ms problems are : Problem set: 0 solved, 461 unsolved
Search for dead transitions found 0 dead transitions in 60071ms
Starting structural reductions in LTL mode, iteration 1 : 345/383 places, 462/500 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60349 ms. Remains : 345/383 places, 462/500 transitions.
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-05
Product exploration explored 100000 steps with 263 reset in 227 ms.
Product exploration explored 100000 steps with 264 reset in 232 ms.
Computed a total of 15 stabilizing places and 15 stable transitions
Computed a total of 15 stabilizing places and 15 stable transitions
Detected a total of 15/345 stabilizing places and 15/462 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 97 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p1)]
RANDOM walk for 143 steps (0 resets) in 5 ms. (23 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 4 factoid took 130 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p1)]
Support contains 1 out of 345 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 345/345 places, 462/462 transitions.
Graph (trivial) has 367 edges and 345 vertex of which 227 / 345 are part of one of the 15 SCC in 2 ms
Free SCC test removed 212 places
Ensure Unique test removed 238 transitions
Reduce isomorphic transitions removed 238 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 0 with 36 rules applied. Total rules applied 37 place count 132 transition count 187
Reduce places removed 36 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 62 rules applied. Total rules applied 99 place count 96 transition count 161
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 113 place count 83 transition count 160
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 114 place count 82 transition count 160
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 114 place count 82 transition count 159
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 116 place count 81 transition count 159
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 126 place count 71 transition count 124
Iterating global reduction 4 with 10 rules applied. Total rules applied 136 place count 71 transition count 124
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 146 place count 71 transition count 114
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 5 with 46 rules applied. Total rules applied 192 place count 48 transition count 91
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 194 place count 46 transition count 89
Applied a total of 194 rules in 22 ms. Remains 46 /345 variables (removed 299) and now considering 89/462 (removed 373) transitions.
[2025-06-07 18:04:18] [INFO ] Flow matrix only has 46 transitions (discarded 43 similar events)
// Phase 1: matrix 46 rows 46 cols
[2025-06-07 18:04:18] [INFO ] Computed 15 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:04:18] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-07 18:04:18] [INFO ] Flow matrix only has 46 transitions (discarded 43 similar events)
[2025-06-07 18:04:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:04:18] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 18:04:18] [INFO ] Redundant transitions in 1 ms returned []
Running 52 sub problems to find dead transitions.
[2025-06-07 18:04:18] [INFO ] Flow matrix only has 46 transitions (discarded 43 similar events)
[2025-06-07 18:04:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 3/46 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (OVERLAPS) 45/91 variables, 46/61 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 6 (OVERLAPS) 0/91 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 91/92 variables, and 61 constraints, problems are : Problem set: 0 solved, 52 unsolved in 755 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 46/46 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 3/46 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (OVERLAPS) 45/91 variables, 46/61 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 52/113 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:04:20] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/91 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/91 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (OVERLAPS) 0/91 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 91/92 variables, and 114 constraints, problems are : Problem set: 0 solved, 52 unsolved in 1133 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 46/46 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 1892ms problems are : Problem set: 0 solved, 52 unsolved
Search for dead transitions found 0 dead transitions in 1892ms
Starting structural reductions in SI_LTL mode, iteration 1 : 46/345 places, 89/462 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1997 ms. Remains : 46/345 places, 89/462 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Detected a total of 2/46 stabilizing places and 2/89 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p1, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 2 factoid took 192 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p1)]
RANDOM walk for 41 steps (0 resets) in 5 ms. (6 steps per ms) remains 0/1 properties
Knowledge obtained : [p1, (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X p1)), (X (X (NOT p1))), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 246 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p1)]
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-05 finished in 63955 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)||(p0&&F(p1))) U (p2&&(G(p0)||(p0&&F(p1)))))))'
Support contains 3 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 365 transition count 482
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 365 transition count 482
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 47 place count 354 transition count 471
Iterating global reduction 0 with 11 rules applied. Total rules applied 58 place count 354 transition count 471
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 62 place count 350 transition count 467
Iterating global reduction 0 with 4 rules applied. Total rules applied 66 place count 350 transition count 467
Applied a total of 66 rules in 20 ms. Remains 350 /383 variables (removed 33) and now considering 467/500 (removed 33) transitions.
// Phase 1: matrix 467 rows 350 cols
[2025-06-07 18:04:21] [INFO ] Computed 15 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:04:21] [INFO ] Implicit Places using invariants in 89 ms returned []
[2025-06-07 18:04:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:04:21] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
Running 466 sub problems to find dead transitions.
[2025-06-07 18:04:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 1 (OVERLAPS) 1/350 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:04:29] [INFO ] Deduced a trap composed of 75 places in 50 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/350 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/350 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 4 (OVERLAPS) 467/817 variables, 350/366 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/817 variables, 0/366 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 817/817 variables, and 366 constraints, problems are : Problem set: 0 solved, 466 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 350/350 constraints, PredecessorRefiner: 466/466 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/349 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 1 (OVERLAPS) 1/350 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/350 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/350 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 4 (OVERLAPS) 467/817 variables, 350/366 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/817 variables, 466/832 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:05:06] [INFO ] Deduced a trap along path composed of 22 places in 50 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/817 variables, 1/833 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 817/817 variables, and 833 constraints, problems are : Problem set: 0 solved, 466 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 350/350 constraints, PredecessorRefiner: 466/466 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60072ms problems are : Problem set: 0 solved, 466 unsolved
Search for dead transitions found 0 dead transitions in 60074ms
Starting structural reductions in LTL mode, iteration 1 : 350/383 places, 467/500 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60370 ms. Remains : 350/383 places, 467/500 transitions.
Stuttering acceptance computed with spot in 185 ms :[(AND (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p0) (NOT p2)), true, (OR (NOT p0) (NOT p2))]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-07 finished in 60573 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 1 out of 383 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Graph (trivial) has 407 edges and 383 vertex of which 250 / 383 are part of one of the 16 SCC in 0 ms
Free SCC test removed 234 places
Ensure Unique test removed 259 transitions
Reduce isomorphic transitions removed 259 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 0 with 48 rules applied. Total rules applied 49 place count 148 transition count 192
Reduce places removed 48 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 73 rules applied. Total rules applied 122 place count 100 transition count 167
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 134 place count 88 transition count 167
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 146 place count 76 transition count 133
Iterating global reduction 3 with 12 rules applied. Total rules applied 158 place count 76 transition count 133
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 166 place count 76 transition count 125
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: 27
Deduced a syphon composed of 27 places in 0 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 4 with 54 rules applied. Total rules applied 220 place count 49 transition count 98
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 223 place count 46 transition count 90
Iterating global reduction 4 with 3 rules applied. Total rules applied 226 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 229 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 231 place count 44 transition count 85
Applied a total of 231 rules in 14 ms. Remains 44 /383 variables (removed 339) and now considering 85/500 (removed 415) transitions.
[2025-06-07 18:05:22] [INFO ] Flow matrix only has 43 transitions (discarded 42 similar events)
// Phase 1: matrix 43 rows 44 cols
[2025-06-07 18:05:22] [INFO ] Computed 15 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:05:22] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-07 18:05:22] [INFO ] Flow matrix only has 43 transitions (discarded 42 similar events)
[2025-06-07 18:05:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:05:22] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 18:05:22] [INFO ] Redundant transitions in 1 ms returned []
Running 43 sub problems to find dead transitions.
[2025-06-07 18:05:22] [INFO ] Flow matrix only has 43 transitions (discarded 42 similar events)
[2025-06-07 18:05:22] [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, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 42/86 variables, 44/59 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (OVERLAPS) 0/86 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/87 variables, and 59 constraints, problems are : Problem set: 0 solved, 43 unsolved in 603 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 44/44 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) 0/42 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 2/44 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 42/86 variables, 44/59 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 43/102 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (OVERLAPS) 0/86 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/87 variables, and 102 constraints, problems are : Problem set: 0 solved, 43 unsolved in 666 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1306ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1306ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/383 places, 85/500 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1455 ms. Remains : 44/383 places, 85/500 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-08 finished in 1496 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)) U ((F(p1) U p2)&&X(p3))))'
Support contains 6 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 363 transition count 480
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 363 transition count 480
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 54 place count 349 transition count 466
Iterating global reduction 0 with 14 rules applied. Total rules applied 68 place count 349 transition count 466
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 73 place count 344 transition count 461
Iterating global reduction 0 with 5 rules applied. Total rules applied 78 place count 344 transition count 461
Applied a total of 78 rules in 19 ms. Remains 344 /383 variables (removed 39) and now considering 461/500 (removed 39) transitions.
// Phase 1: matrix 461 rows 344 cols
[2025-06-07 18:05:23] [INFO ] Computed 15 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:05:23] [INFO ] Implicit Places using invariants in 81 ms returned []
[2025-06-07 18:05:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:05:23] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 296 ms to find 0 implicit places.
Running 460 sub problems to find dead transitions.
[2025-06-07 18:05:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/343 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 1 (OVERLAPS) 1/344 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/344 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 3 (OVERLAPS) 461/805 variables, 344/359 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/805 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/805 variables, and 359 constraints, problems are : Problem set: 0 solved, 460 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 344/344 constraints, PredecessorRefiner: 460/460 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 460 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/343 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 1 (OVERLAPS) 1/344 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/344 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 3 (OVERLAPS) 461/805 variables, 344/359 constraints. Problems are: Problem set: 0 solved, 460 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/805 variables, 460/819 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:06:09] [INFO ] Deduced a trap along path composed of 22 places in 46 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/805 variables, 1/820 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:06:18] [INFO ] Deduced a trap composed of 68 places in 104 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:06:19] [INFO ] Deduced a trap composed of 89 places in 115 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:06:19] [INFO ] Deduced a trap composed of 68 places in 75 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/805 variables, 3/823 constraints. Problems are: Problem set: 0 solved, 460 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 805/805 variables, and 823 constraints, problems are : Problem set: 0 solved, 460 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 344/344 constraints, PredecessorRefiner: 460/460 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60066ms problems are : Problem set: 0 solved, 460 unsolved
Search for dead transitions found 0 dead transitions in 60066ms
Starting structural reductions in LTL mode, iteration 1 : 344/383 places, 461/500 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60383 ms. Remains : 344/383 places, 461/500 transitions.
Stuttering acceptance computed with spot in 381 ms :[(OR (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p0)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (NOT p2), (NOT p3), (AND (NOT p1) (NOT p3)), (NOT p0)]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-09
Stuttering criterion allowed to conclude after 333 steps with 0 reset in 2 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-09 finished in 60790 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((p2 U p3))||p1))))'
Support contains 3 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 364 transition count 481
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 364 transition count 481
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 51 place count 351 transition count 468
Iterating global reduction 0 with 13 rules applied. Total rules applied 64 place count 351 transition count 468
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 69 place count 346 transition count 463
Iterating global reduction 0 with 5 rules applied. Total rules applied 74 place count 346 transition count 463
Applied a total of 74 rules in 21 ms. Remains 346 /383 variables (removed 37) and now considering 463/500 (removed 37) transitions.
// Phase 1: matrix 463 rows 346 cols
[2025-06-07 18:06:24] [INFO ] Computed 15 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:06:24] [INFO ] Implicit Places using invariants in 89 ms returned []
[2025-06-07 18:06:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:06:24] [INFO ] Implicit Places using invariants and state equation in 179 ms returned []
Implicit Place search using SMT with State Equation took 270 ms to find 0 implicit places.
Running 462 sub problems to find dead transitions.
[2025-06-07 18:06:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/345 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 1 (OVERLAPS) 1/346 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/346 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 3 (OVERLAPS) 463/809 variables, 346/361 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/809 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 462 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 809/809 variables, and 361 constraints, problems are : Problem set: 0 solved, 462 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 346/346 constraints, PredecessorRefiner: 462/462 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 462 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/345 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 1 (OVERLAPS) 1/346 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/346 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 3 (OVERLAPS) 463/809 variables, 346/361 constraints. Problems are: Problem set: 0 solved, 462 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/809 variables, 462/823 constraints. Problems are: Problem set: 0 solved, 462 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:07:10] [INFO ] Deduced a trap along path composed of 24 places in 41 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/809 variables, 1/824 constraints. Problems are: Problem set: 0 solved, 462 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 809/809 variables, and 824 constraints, problems are : Problem set: 0 solved, 462 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 346/346 constraints, PredecessorRefiner: 462/462 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60092ms problems are : Problem set: 0 solved, 462 unsolved
Search for dead transitions found 0 dead transitions in 60094ms
Starting structural reductions in LTL mode, iteration 1 : 346/383 places, 463/500 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60386 ms. Remains : 346/383 places, 463/500 transitions.
Stuttering acceptance computed with spot in 215 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3))), (NOT p0), (NOT p3), true]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-10
Stuttering criterion allowed to conclude after 709 steps with 1 reset in 5 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-10 finished in 60630 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(G(p0))))'
Support contains 2 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 365 transition count 482
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 365 transition count 482
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 48 place count 353 transition count 470
Iterating global reduction 0 with 12 rules applied. Total rules applied 60 place count 353 transition count 470
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 64 place count 349 transition count 466
Iterating global reduction 0 with 4 rules applied. Total rules applied 68 place count 349 transition count 466
Applied a total of 68 rules in 18 ms. Remains 349 /383 variables (removed 34) and now considering 466/500 (removed 34) transitions.
// Phase 1: matrix 466 rows 349 cols
[2025-06-07 18:07:24] [INFO ] Computed 15 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:07:25] [INFO ] Implicit Places using invariants in 94 ms returned []
[2025-06-07 18:07:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:07:25] [INFO ] Implicit Places using invariants and state equation in 182 ms returned []
Implicit Place search using SMT with State Equation took 278 ms to find 0 implicit places.
Running 465 sub problems to find dead transitions.
[2025-06-07 18:07:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 1 (OVERLAPS) 1/349 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/349 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 3 (OVERLAPS) 466/815 variables, 349/364 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/815 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 465 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 815/815 variables, and 364 constraints, problems are : Problem set: 0 solved, 465 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 349/349 constraints, PredecessorRefiner: 465/465 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 465 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 1 (OVERLAPS) 1/349 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/349 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 3 (OVERLAPS) 466/815 variables, 349/364 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/815 variables, 465/829 constraints. Problems are: Problem set: 0 solved, 465 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:08:11] [INFO ] Deduced a trap along path composed of 22 places in 39 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:08:11] [INFO ] Deduced a trap along path composed of 22 places in 30 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/815 variables, 2/831 constraints. Problems are: Problem set: 0 solved, 465 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 815/815 variables, and 831 constraints, problems are : Problem set: 0 solved, 465 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 349/349 constraints, PredecessorRefiner: 465/465 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 60072ms problems are : Problem set: 0 solved, 465 unsolved
Search for dead transitions found 0 dead transitions in 60073ms
Starting structural reductions in LTL mode, iteration 1 : 349/383 places, 466/500 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60370 ms. Remains : 349/383 places, 466/500 transitions.
Stuttering acceptance computed with spot in 135 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-12
Entered a terminal (fully accepting) state of product in 27 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-12 finished in 60522 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&&(p1 U (p2||G(p1)))))))'
Support contains 3 out of 383 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Graph (trivial) has 403 edges and 383 vertex of which 241 / 383 are part of one of the 16 SCC in 2 ms
Free SCC test removed 225 places
Ensure Unique test removed 248 transitions
Reduce isomorphic transitions removed 248 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 51 transitions
Trivial Post-agglo rules discarded 51 transitions
Performed 51 trivial Post agglomeration. Transition count delta: 51
Iterating post reduction 0 with 51 rules applied. Total rules applied 52 place count 157 transition count 200
Reduce places removed 51 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 76 rules applied. Total rules applied 128 place count 106 transition count 175
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 140 place count 94 transition count 175
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 140 place count 94 transition count 173
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 144 place count 92 transition count 173
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 155 place count 81 transition count 143
Iterating global reduction 3 with 11 rules applied. Total rules applied 166 place count 81 transition count 143
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 173 place count 81 transition count 136
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 1 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 4 with 56 rules applied. Total rules applied 229 place count 53 transition count 108
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 231 place count 51 transition count 102
Iterating global reduction 4 with 2 rules applied. Total rules applied 233 place count 51 transition count 102
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 235 place count 51 transition count 100
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 237 place count 49 transition count 98
Applied a total of 237 rules in 23 ms. Remains 49 /383 variables (removed 334) and now considering 98/500 (removed 402) transitions.
[2025-06-07 18:08:25] [INFO ] Flow matrix only has 52 transitions (discarded 46 similar events)
// Phase 1: matrix 52 rows 49 cols
[2025-06-07 18:08:25] [INFO ] Computed 15 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:08:25] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-07 18:08:25] [INFO ] Flow matrix only has 52 transitions (discarded 46 similar events)
[2025-06-07 18:08:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:08:25] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 18:08:25] [INFO ] Redundant transitions in 2 ms returned []
Running 54 sub problems to find dead transitions.
[2025-06-07 18:08:25] [INFO ] Flow matrix only has 52 transitions (discarded 46 similar events)
[2025-06-07 18:08:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/47 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (OVERLAPS) 2/49 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (OVERLAPS) 51/100 variables, 49/64 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/100 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (OVERLAPS) 0/100 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Real declared 100/101 variables, and 64 constraints, problems are : Problem set: 0 solved, 54 unsolved in 871 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 49/49 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 54 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/47 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (OVERLAPS) 2/49 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (OVERLAPS) 51/100 variables, 49/64 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/100 variables, 54/118 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/100 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (OVERLAPS) 0/100 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 100/101 variables, and 118 constraints, problems are : Problem set: 0 solved, 54 unsolved in 889 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 49/49 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1766ms problems are : Problem set: 0 solved, 54 unsolved
Search for dead transitions found 0 dead transitions in 1766ms
Starting structural reductions in SI_LTL mode, iteration 1 : 49/383 places, 98/500 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1890 ms. Remains : 49/383 places, 98/500 transitions.
Stuttering acceptance computed with spot in 132 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-13 finished in 2039 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((p0||X(p1)))) U ((!p2&&X(X((p0||X(p1)))))||X(X(G((p0||X(p1)))))))))'
Support contains 3 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 365 transition count 482
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 365 transition count 482
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 48 place count 353 transition count 470
Iterating global reduction 0 with 12 rules applied. Total rules applied 60 place count 353 transition count 470
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 64 place count 349 transition count 466
Iterating global reduction 0 with 4 rules applied. Total rules applied 68 place count 349 transition count 466
Applied a total of 68 rules in 14 ms. Remains 349 /383 variables (removed 34) and now considering 466/500 (removed 34) transitions.
// Phase 1: matrix 466 rows 349 cols
[2025-06-07 18:08:27] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:08:27] [INFO ] Implicit Places using invariants in 145 ms returned []
[2025-06-07 18:08:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:08:27] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 320 ms to find 0 implicit places.
Running 465 sub problems to find dead transitions.
[2025-06-07 18:08:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 1 (OVERLAPS) 1/349 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/349 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 3 (OVERLAPS) 466/815 variables, 349/364 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/815 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 465 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 815/815 variables, and 364 constraints, problems are : Problem set: 0 solved, 465 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 349/349 constraints, PredecessorRefiner: 465/465 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 465 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 1 (OVERLAPS) 1/349 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/349 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 3 (OVERLAPS) 466/815 variables, 349/364 constraints. Problems are: Problem set: 0 solved, 465 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/815 variables, 465/829 constraints. Problems are: Problem set: 0 solved, 465 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:09:14] [INFO ] Deduced a trap along path composed of 24 places in 55 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/815 variables, 1/830 constraints. Problems are: Problem set: 0 solved, 465 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:09:22] [INFO ] Deduced a trap composed of 70 places in 129 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:09:25] [INFO ] Deduced a trap composed of 93 places in 86 ms of which 7 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 815/815 variables, and 832 constraints, problems are : Problem set: 0 solved, 465 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 349/349 constraints, PredecessorRefiner: 465/465 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60072ms problems are : Problem set: 0 solved, 465 unsolved
Search for dead transitions found 0 dead transitions in 60073ms
Starting structural reductions in LTL mode, iteration 1 : 349/383 places, 466/500 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60408 ms. Remains : 349/383 places, 466/500 transitions.
Stuttering acceptance computed with spot in 300 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), true, (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-14
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-14 finished in 60740 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)&&(X(X(X(X(p1)))) U ((!p2&&X(X(X(X(p1)))))||X(X(X(X(G(p1)))))))))'
Support contains 3 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 500/500 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 363 transition count 480
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 363 transition count 480
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 53 place count 350 transition count 467
Iterating global reduction 0 with 13 rules applied. Total rules applied 66 place count 350 transition count 467
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 71 place count 345 transition count 462
Iterating global reduction 0 with 5 rules applied. Total rules applied 76 place count 345 transition count 462
Applied a total of 76 rules in 21 ms. Remains 345 /383 variables (removed 38) and now considering 462/500 (removed 38) transitions.
// Phase 1: matrix 462 rows 345 cols
[2025-06-07 18:09:28] [INFO ] Computed 15 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:09:28] [INFO ] Implicit Places using invariants in 91 ms returned []
[2025-06-07 18:09:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:09:28] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
Running 461 sub problems to find dead transitions.
[2025-06-07 18:09:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/344 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 1 (OVERLAPS) 1/345 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/345 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 3 (OVERLAPS) 462/807 variables, 345/360 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/807 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 461 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 807/807 variables, and 360 constraints, problems are : Problem set: 0 solved, 461 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 345/345 constraints, PredecessorRefiner: 461/461 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 461 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/344 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 1 (OVERLAPS) 1/345 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/345 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 3 (OVERLAPS) 462/807 variables, 345/360 constraints. Problems are: Problem set: 0 solved, 461 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/807 variables, 461/821 constraints. Problems are: Problem set: 0 solved, 461 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:10:14] [INFO ] Deduced a trap along path composed of 22 places in 45 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/807 variables, 1/822 constraints. Problems are: Problem set: 0 solved, 461 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 807/807 variables, and 822 constraints, problems are : Problem set: 0 solved, 461 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 345/345 constraints, PredecessorRefiner: 461/461 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60064ms problems are : Problem set: 0 solved, 461 unsolved
Search for dead transitions found 0 dead transitions in 60065ms
Starting structural reductions in LTL mode, iteration 1 : 345/383 places, 462/500 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60362 ms. Remains : 345/383 places, 462/500 transitions.
Stuttering acceptance computed with spot in 335 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : Champagne-PT-H05T2O-LTLFireability-15
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H05T2O-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H05T2O-LTLFireability-15 finished in 60738 ms.
All properties solved by simple procedures.
Total runtime 680475 ms.

BK_STOP 1749319829046

--------------------
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-H05T2O"
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-H05T2O, 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-174931339200044"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H05T2O.tgz
mv Champagne-PT-H05T2O 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 ;