Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931339200068.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-H06T2O, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931339200068
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 576K
-rw-r--r-- 1 mcc users 7.0K Jun 6 08:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Jun 6 08:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Jun 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Jun 6 08:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jun 6 11:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Jun 6 11:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Jun 6 11:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 6 11:38 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 115K Jun 6 08:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Jun 6 08:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Jun 6 08:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Jun 6 11:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Jun 6 11:38 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 137K 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-H06T2O-LTLFireability-00
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-01
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-02
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-03
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-04
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-05
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-06
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-07
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-08
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-09
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-10
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-11
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-12
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-13
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-14
FORMULA_NAME Champagne-PT-H06T2O-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749321112655

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-H06T2O
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 18:31:53] [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 18:31:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 18:31:54] [INFO ] Load time of PNML (sax parser for PT used): 85 ms
[2025-06-07 18:31:54] [INFO ] Transformed 759 places.
[2025-06-07 18:31:54] [INFO ] Transformed 928 transitions.
[2025-06-07 18:31:54] [INFO ] Found NUPN structural information;
[2025-06-07 18:31:54] [INFO ] Parsed PT model containing 759 places and 928 transitions and 2145 arcs in 178 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA Champagne-PT-H06T2O-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H06T2O-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Champagne-PT-H06T2O-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 39 out of 759 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 759/759 places, 928/928 transitions.
Discarding 127 places :
Symmetric choice reduction at 0 with 127 rule applications. Total rules 127 place count 632 transition count 801
Iterating global reduction 0 with 127 rules applied. Total rules applied 254 place count 632 transition count 801
Discarding 89 places :
Symmetric choice reduction at 0 with 89 rule applications. Total rules 343 place count 543 transition count 712
Iterating global reduction 0 with 89 rules applied. Total rules applied 432 place count 543 transition count 712
Discarding 51 places :
Symmetric choice reduction at 0 with 51 rule applications. Total rules 483 place count 492 transition count 661
Iterating global reduction 0 with 51 rules applied. Total rules applied 534 place count 492 transition count 661
Applied a total of 534 rules in 150 ms. Remains 492 /759 variables (removed 267) and now considering 661/928 (removed 267) transitions.
// Phase 1: matrix 661 rows 492 cols
[2025-06-07 18:31:54] [INFO ] Computed 20 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:31:54] [INFO ] Implicit Places using invariants in 291 ms returned []
[2025-06-07 18:31:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:31:55] [INFO ] Implicit Places using invariants and state equation in 370 ms returned []
Implicit Place search using SMT with State Equation took 694 ms to find 0 implicit places.
Running 660 sub problems to find dead transitions.
[2025-06-07 18:31:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/491 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 660 unsolved
At refinement iteration 1 (OVERLAPS) 1/492 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 660 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:10] [INFO ] Deduced a trap composed of 97 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:11] [INFO ] Deduced a trap composed of 122 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:11] [INFO ] Deduced a trap composed of 48 places in 70 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:11] [INFO ] Deduced a trap composed of 48 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:12] [INFO ] Deduced a trap composed of 48 places in 73 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:12] [INFO ] Deduced a trap composed of 48 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:13] [INFO ] Deduced a trap composed of 48 places in 75 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:14] [INFO ] Deduced a trap composed of 47 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:14] [INFO ] Deduced a trap composed of 49 places in 39 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/492 variables, 9/29 constraints. Problems are: Problem set: 0 solved, 660 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 492/1153 variables, and 29 constraints, problems are : Problem set: 0 solved, 660 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 0/492 constraints, PredecessorRefiner: 660/660 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 660 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/491 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 660 unsolved
At refinement iteration 1 (OVERLAPS) 1/492 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 660 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/492 variables, 9/29 constraints. Problems are: Problem set: 0 solved, 660 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/492 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 660 unsolved
At refinement iteration 4 (OVERLAPS) 661/1153 variables, 492/521 constraints. Problems are: Problem set: 0 solved, 660 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1153 variables, 660/1181 constraints. Problems are: Problem set: 0 solved, 660 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:42] [INFO ] Deduced a trap composed of 76 places in 155 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:43] [INFO ] Deduced a trap composed of 74 places in 161 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:32:48] [INFO ] Deduced a trap composed of 117 places in 177 ms of which 17 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/1153 variables, 3/1184 constraints. Problems are: Problem set: 0 solved, 660 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1153/1153 variables, and 1184 constraints, problems are : Problem set: 0 solved, 660 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 492/492 constraints, PredecessorRefiner: 660/660 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60218ms problems are : Problem set: 0 solved, 660 unsolved
Search for dead transitions found 0 dead transitions in 60234ms
Starting structural reductions in LTL mode, iteration 1 : 492/759 places, 661/928 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61098 ms. Remains : 492/759 places, 661/928 transitions.
Support contains 39 out of 492 places after structural reductions.
[2025-06-07 18:32:55] [INFO ] Flatten gal took : 58 ms
[2025-06-07 18:32:55] [INFO ] Flatten gal took : 28 ms
[2025-06-07 18:32:55] [INFO ] Input system was already deterministic with 661 transitions.
Support contains 37 out of 492 places (down from 39) after GAL structural reductions.
RANDOM walk for 40000 steps (77 resets) in 1484 ms. (26 steps per ms) remains 2/33 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 88 ms. (449 steps per ms) remains 2/2 properties
[2025-06-07 18:32:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 145/151 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 341/492 variables, 14/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/492 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 661/1153 variables, 492/512 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1153 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/1153 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1153/1153 variables, and 512 constraints, problems are : Problem set: 0 solved, 2 unsolved in 454 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 492/492 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 145/151 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 341/492 variables, 14/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/492 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 661/1153 variables, 492/512 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1153 variables, 2/514 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1153 variables, 0/514 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/1153 variables, 0/514 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1153/1153 variables, and 514 constraints, problems are : Problem set: 0 solved, 2 unsolved in 428 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 492/492 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 892ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 6976 steps, including 51 resets, run visited all 2 properties in 22 ms. (steps per millisecond=317 )
Parikh walk visited 2 properties in 29 ms.
Computed a total of 24 stabilizing places and 24 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' '!(F(G(p0)))'
Support contains 1 out of 492 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Graph (trivial) has 524 edges and 492 vertex of which 318 / 492 are part of one of the 20 SCC in 2 ms
Free SCC test removed 298 places
Ensure Unique test removed 332 transitions
Reduce isomorphic transitions removed 332 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 63 transitions
Trivial Post-agglo rules discarded 63 transitions
Performed 63 trivial Post agglomeration. Transition count delta: 63
Iterating post reduction 0 with 63 rules applied. Total rules applied 64 place count 193 transition count 265
Reduce places removed 63 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 1 with 97 rules applied. Total rules applied 161 place count 130 transition count 231
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 177 place count 114 transition count 231
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 194 place count 97 transition count 177
Iterating global reduction 3 with 17 rules applied. Total rules applied 211 place count 97 transition count 177
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 223 place count 97 transition count 165
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 4 with 72 rules applied. Total rules applied 295 place count 61 transition count 129
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 298 place count 58 transition count 120
Iterating global reduction 4 with 3 rules applied. Total rules applied 301 place count 58 transition count 120
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 304 place count 58 transition count 117
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 306 place count 56 transition count 115
Applied a total of 306 rules in 45 ms. Remains 56 /492 variables (removed 436) and now considering 115/661 (removed 546) transitions.
[2025-06-07 18:32:57] [INFO ] Flow matrix only has 53 transitions (discarded 62 similar events)
// Phase 1: matrix 53 rows 56 cols
[2025-06-07 18:32:57] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:32:57] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-07 18:32:57] [INFO ] Flow matrix only has 53 transitions (discarded 62 similar events)
[2025-06-07 18:32:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:32:57] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 18:32:57] [INFO ] Redundant transitions in 2 ms returned []
Running 60 sub problems to find dead transitions.
[2025-06-07 18:32:57] [INFO ] Flow matrix only has 53 transitions (discarded 62 similar events)
[2025-06-07 18:32:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (OVERLAPS) 2/56 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/56 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (OVERLAPS) 52/108 variables, 56/76 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 0/108 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 108/109 variables, and 76 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1026 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 56/56 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (OVERLAPS) 2/56 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/56 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (OVERLAPS) 52/108 variables, 56/76 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 60/136 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (OVERLAPS) 0/108 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 108/109 variables, and 136 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1129 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 56/56 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2163ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 2164ms
Starting structural reductions in SI_LTL mode, iteration 1 : 56/492 places, 115/661 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2324 ms. Remains : 56/492 places, 115/661 transitions.
Stuttering acceptance computed with spot in 142 ms :[(NOT p0)]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-00
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-00 finished in 2529 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) U p1))) U (X(X(X(p3)))||p2)))'
Support contains 4 out of 492 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 475 transition count 644
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 475 transition count 644
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 466 transition count 635
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 466 transition count 635
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 57 place count 461 transition count 630
Iterating global reduction 0 with 5 rules applied. Total rules applied 62 place count 461 transition count 630
Applied a total of 62 rules in 54 ms. Remains 461 /492 variables (removed 31) and now considering 630/661 (removed 31) transitions.
// Phase 1: matrix 630 rows 461 cols
[2025-06-07 18:33:00] [INFO ] Computed 20 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:33:00] [INFO ] Implicit Places using invariants in 122 ms returned []
[2025-06-07 18:33:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:33:00] [INFO ] Implicit Places using invariants and state equation in 266 ms returned []
Implicit Place search using SMT with State Equation took 389 ms to find 0 implicit places.
Running 629 sub problems to find dead transitions.
[2025-06-07 18:33:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/460 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 1 (OVERLAPS) 1/461 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 3 (OVERLAPS) 630/1091 variables, 461/481 constraints. Problems are: Problem set: 0 solved, 629 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1091/1091 variables, and 481 constraints, problems are : Problem set: 0 solved, 629 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 461/461 constraints, PredecessorRefiner: 629/629 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 629 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/460 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 1 (OVERLAPS) 1/461 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 3 (OVERLAPS) 630/1091 variables, 461/481 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1091 variables, 629/1110 constraints. Problems are: Problem set: 0 solved, 629 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:33:57] [INFO ] Deduced a trap along path composed of 22 places in 45 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1091/1091 variables, and 1111 constraints, problems are : Problem set: 0 solved, 629 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 461/461 constraints, PredecessorRefiner: 629/629 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60119ms problems are : Problem set: 0 solved, 629 unsolved
Search for dead transitions found 0 dead transitions in 60122ms
Starting structural reductions in LTL mode, iteration 1 : 461/492 places, 630/661 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60569 ms. Remains : 461/492 places, 630/661 transitions.
Stuttering acceptance computed with spot in 551 ms :[(AND (NOT p2) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (AND (NOT p1) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (NOT p3), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (AND (NOT p1) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (NOT p0), (NOT p1)]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-01
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-01 finished in 61155 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 492 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Graph (trivial) has 522 edges and 492 vertex of which 310 / 492 are part of one of the 20 SCC in 3 ms
Free SCC test removed 290 places
Ensure Unique test removed 323 transitions
Reduce isomorphic transitions removed 323 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 65 transitions
Trivial Post-agglo rules discarded 65 transitions
Performed 65 trivial Post agglomeration. Transition count delta: 65
Iterating post reduction 0 with 65 rules applied. Total rules applied 66 place count 201 transition count 272
Reduce places removed 65 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 1 with 99 rules applied. Total rules applied 165 place count 136 transition count 238
Reduce places removed 16 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 17 rules applied. Total rules applied 182 place count 120 transition count 237
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 183 place count 119 transition count 237
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 183 place count 119 transition count 236
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 185 place count 118 transition count 236
Discarding 18 places :
Symmetric choice reduction at 4 with 18 rule applications. Total rules 203 place count 100 transition count 185
Iterating global reduction 4 with 18 rules applied. Total rules applied 221 place count 100 transition count 185
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 4 with 11 rules applied. Total rules applied 232 place count 100 transition count 174
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 0 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 5 with 74 rules applied. Total rules applied 306 place count 63 transition count 137
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 309 place count 60 transition count 128
Iterating global reduction 5 with 3 rules applied. Total rules applied 312 place count 60 transition count 128
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 315 place count 60 transition count 125
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 317 place count 58 transition count 123
Applied a total of 317 rules in 43 ms. Remains 58 /492 variables (removed 434) and now considering 123/661 (removed 538) transitions.
[2025-06-07 18:34:01] [INFO ] Flow matrix only has 57 transitions (discarded 66 similar events)
// Phase 1: matrix 57 rows 58 cols
[2025-06-07 18:34:01] [INFO ] Computed 20 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:34:01] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-07 18:34:01] [INFO ] Flow matrix only has 57 transitions (discarded 66 similar events)
[2025-06-07 18:34:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:34:01] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 18:34:01] [INFO ] Redundant transitions in 2 ms returned []
Running 67 sub problems to find dead transitions.
[2025-06-07 18:34:01] [INFO ] Flow matrix only has 57 transitions (discarded 66 similar events)
[2025-06-07 18:34:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 2 (OVERLAPS) 2/58 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 4 (OVERLAPS) 56/114 variables, 58/78 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 6 (OVERLAPS) 0/114 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 67 unsolved
No progress, stopping.
After SMT solving in domain Real declared 114/115 variables, and 78 constraints, problems are : Problem set: 0 solved, 67 unsolved in 1140 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 58/58 constraints, PredecessorRefiner: 67/67 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 67 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 2 (OVERLAPS) 2/58 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 4 (OVERLAPS) 56/114 variables, 58/78 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 67/145 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/114 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 7 (OVERLAPS) 0/114 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 67 unsolved
No progress, stopping.
After SMT solving in domain Int declared 114/115 variables, and 145 constraints, problems are : Problem set: 0 solved, 67 unsolved in 1292 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 58/58 constraints, PredecessorRefiner: 67/67 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2444ms problems are : Problem set: 0 solved, 67 unsolved
Search for dead transitions found 0 dead transitions in 2445ms
Starting structural reductions in SI_LTL mode, iteration 1 : 58/492 places, 123/661 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2595 ms. Remains : 58/492 places, 123/661 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-02
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-02 finished in 2643 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 X((F(p1)||X(p2)))) U X(G(p3)))))'
Support contains 4 out of 492 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 477 transition count 646
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 477 transition count 646
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 39 place count 468 transition count 637
Iterating global reduction 0 with 9 rules applied. Total rules applied 48 place count 468 transition count 637
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 52 place count 464 transition count 633
Iterating global reduction 0 with 4 rules applied. Total rules applied 56 place count 464 transition count 633
Applied a total of 56 rules in 28 ms. Remains 464 /492 variables (removed 28) and now considering 633/661 (removed 28) transitions.
// Phase 1: matrix 633 rows 464 cols
[2025-06-07 18:34:04] [INFO ] Computed 20 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:34:04] [INFO ] Implicit Places using invariants in 121 ms returned []
[2025-06-07 18:34:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:34:04] [INFO ] Implicit Places using invariants and state equation in 230 ms returned []
Implicit Place search using SMT with State Equation took 353 ms to find 0 implicit places.
Running 632 sub problems to find dead transitions.
[2025-06-07 18:34:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/463 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 632 unsolved
At refinement iteration 1 (OVERLAPS) 1/464 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 632 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/464 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 632 unsolved
At refinement iteration 3 (OVERLAPS) 633/1097 variables, 464/484 constraints. Problems are: Problem set: 0 solved, 632 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1097/1097 variables, and 484 constraints, problems are : Problem set: 0 solved, 632 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 464/464 constraints, PredecessorRefiner: 632/632 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 632 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/463 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 632 unsolved
At refinement iteration 1 (OVERLAPS) 1/464 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 632 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/464 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 632 unsolved
At refinement iteration 3 (OVERLAPS) 633/1097 variables, 464/484 constraints. Problems are: Problem set: 0 solved, 632 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1097 variables, 632/1116 constraints. Problems are: Problem set: 0 solved, 632 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:35:02] [INFO ] Deduced a trap along path composed of 22 places in 47 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1097/1097 variables, and 1117 constraints, problems are : Problem set: 0 solved, 632 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 464/464 constraints, PredecessorRefiner: 632/632 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60109ms problems are : Problem set: 0 solved, 632 unsolved
Search for dead transitions found 0 dead transitions in 60111ms
Starting structural reductions in LTL mode, iteration 1 : 464/492 places, 633/661 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60494 ms. Remains : 464/492 places, 633/661 transitions.
Stuttering acceptance computed with spot in 445 ms :[(NOT p3), (NOT p3), (AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p3) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p3) p2)]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-03
Stuttering criterion allowed to conclude after 1122 steps with 3 reset in 14 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-03 finished in 60990 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(X(X((p0&&X(p0)))))) U (X(X(X(X((p0&&X(p0))))))&&p1))))'
Support contains 3 out of 492 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 474 transition count 643
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 474 transition count 643
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 46 place count 464 transition count 633
Iterating global reduction 0 with 10 rules applied. Total rules applied 56 place count 464 transition count 633
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 61 place count 459 transition count 628
Iterating global reduction 0 with 5 rules applied. Total rules applied 66 place count 459 transition count 628
Applied a total of 66 rules in 27 ms. Remains 459 /492 variables (removed 33) and now considering 628/661 (removed 33) transitions.
// Phase 1: matrix 628 rows 459 cols
[2025-06-07 18:35:05] [INFO ] Computed 20 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:35:05] [INFO ] Implicit Places using invariants in 126 ms returned []
[2025-06-07 18:35:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:35:05] [INFO ] Implicit Places using invariants and state equation in 277 ms returned []
Implicit Place search using SMT with State Equation took 404 ms to find 0 implicit places.
Running 627 sub problems to find dead transitions.
[2025-06-07 18:35:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/458 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 1 (OVERLAPS) 1/459 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 3 (OVERLAPS) 628/1087 variables, 459/479 constraints. Problems are: Problem set: 0 solved, 627 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1087/1087 variables, and 479 constraints, problems are : Problem set: 0 solved, 627 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 459/459 constraints, PredecessorRefiner: 627/627 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 627 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/458 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 1 (OVERLAPS) 1/459 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/459 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 3 (OVERLAPS) 628/1087 variables, 459/479 constraints. Problems are: Problem set: 0 solved, 627 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1087 variables, 627/1106 constraints. Problems are: Problem set: 0 solved, 627 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:36:03] [INFO ] Deduced a trap along path composed of 22 places in 44 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1087/1087 variables, and 1107 constraints, problems are : Problem set: 0 solved, 627 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 459/459 constraints, PredecessorRefiner: 627/627 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60096ms problems are : Problem set: 0 solved, 627 unsolved
Search for dead transitions found 0 dead transitions in 60099ms
Starting structural reductions in LTL mode, iteration 1 : 459/492 places, 628/661 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60532 ms. Remains : 459/492 places, 628/661 transitions.
Stuttering acceptance computed with spot in 308 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-04
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-04 finished in 60863 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&&(p1 U X((p2||F(p3)))))))'
Support contains 5 out of 492 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 476 transition count 645
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 476 transition count 645
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 40 place count 468 transition count 637
Iterating global reduction 0 with 8 rules applied. Total rules applied 48 place count 468 transition count 637
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 53 place count 463 transition count 632
Iterating global reduction 0 with 5 rules applied. Total rules applied 58 place count 463 transition count 632
Applied a total of 58 rules in 27 ms. Remains 463 /492 variables (removed 29) and now considering 632/661 (removed 29) transitions.
// Phase 1: matrix 632 rows 463 cols
[2025-06-07 18:36:05] [INFO ] Computed 20 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:36:05] [INFO ] Implicit Places using invariants in 110 ms returned []
[2025-06-07 18:36:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:36:06] [INFO ] Implicit Places using invariants and state equation in 228 ms returned []
Implicit Place search using SMT with State Equation took 339 ms to find 0 implicit places.
Running 631 sub problems to find dead transitions.
[2025-06-07 18:36:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 631 unsolved
At refinement iteration 1 (OVERLAPS) 1/463 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 631 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:36:19] [INFO ] Deduced a trap composed of 96 places in 56 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/463 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 631 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/463 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 631 unsolved
SMT process timed out in 30084ms, After SMT, problems are : Problem set: 0 solved, 631 unsolved
Search for dead transitions found 0 dead transitions in 30086ms
Starting structural reductions in LTL mode, iteration 1 : 463/492 places, 632/661 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30454 ms. Remains : 463/492 places, 632/661 transitions.
Stuttering acceptance computed with spot in 256 ms :[(NOT p3), (OR (NOT p0) (AND (NOT p2) (NOT p3))), (AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p2)), (OR (NOT p0) (AND (NOT p2) (NOT p3))), true]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-05
Stuttering criterion allowed to conclude after 1277 steps with 12 reset in 9 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-05 finished in 30741 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||G(p1)))&&X(p2)))))'
Support contains 3 out of 492 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 476 transition count 645
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 476 transition count 645
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 42 place count 466 transition count 635
Iterating global reduction 0 with 10 rules applied. Total rules applied 52 place count 466 transition count 635
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 57 place count 461 transition count 630
Iterating global reduction 0 with 5 rules applied. Total rules applied 62 place count 461 transition count 630
Applied a total of 62 rules in 26 ms. Remains 461 /492 variables (removed 31) and now considering 630/661 (removed 31) transitions.
// Phase 1: matrix 630 rows 461 cols
[2025-06-07 18:36:36] [INFO ] Computed 20 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:36:36] [INFO ] Implicit Places using invariants in 119 ms returned []
[2025-06-07 18:36:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:36:36] [INFO ] Implicit Places using invariants and state equation in 227 ms returned []
Implicit Place search using SMT with State Equation took 348 ms to find 0 implicit places.
Running 629 sub problems to find dead transitions.
[2025-06-07 18:36:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/460 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 1 (OVERLAPS) 1/461 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 629 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:36:52] [INFO ] Deduced a trap composed of 47 places in 60 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 4 (OVERLAPS) 630/1091 variables, 461/482 constraints. Problems are: Problem set: 0 solved, 629 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1091/1091 variables, and 482 constraints, problems are : Problem set: 0 solved, 629 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 461/461 constraints, PredecessorRefiner: 629/629 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 629 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/460 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 1 (OVERLAPS) 1/461 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 4 (OVERLAPS) 630/1091 variables, 461/482 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1091 variables, 629/1111 constraints. Problems are: Problem set: 0 solved, 629 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:21] [INFO ] Deduced a trap composed of 47 places in 79 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:21] [INFO ] Deduced a trap composed of 47 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:22] [INFO ] Deduced a trap composed of 47 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:23] [INFO ] Deduced a trap composed of 47 places in 57 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:23] [INFO ] Deduced a trap composed of 47 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:25] [INFO ] Deduced a trap composed of 47 places in 69 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:25] [INFO ] Deduced a trap composed of 47 places in 63 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/1091 variables, 7/1118 constraints. Problems are: Problem set: 0 solved, 629 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:34] [INFO ] Deduced a trap composed of 69 places in 152 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:37] [INFO ] Deduced a trap composed of 111 places in 151 ms of which 13 ms to minimize.
SMT process timed out in 60232ms, After SMT, problems are : Problem set: 0 solved, 629 unsolved
Search for dead transitions found 0 dead transitions in 60234ms
Starting structural reductions in LTL mode, iteration 1 : 461/492 places, 630/661 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60609 ms. Remains : 461/492 places, 630/661 transitions.
Stuttering acceptance computed with spot in 260 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p2)]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-07 finished in 60890 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||X((p1||F(G(p2)))))))'
Support contains 3 out of 492 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 476 transition count 645
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 476 transition count 645
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 41 place count 467 transition count 636
Iterating global reduction 0 with 9 rules applied. Total rules applied 50 place count 467 transition count 636
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 54 place count 463 transition count 632
Iterating global reduction 0 with 4 rules applied. Total rules applied 58 place count 463 transition count 632
Applied a total of 58 rules in 26 ms. Remains 463 /492 variables (removed 29) and now considering 632/661 (removed 29) transitions.
// Phase 1: matrix 632 rows 463 cols
[2025-06-07 18:37:37] [INFO ] Computed 20 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:37:37] [INFO ] Implicit Places using invariants in 100 ms returned []
[2025-06-07 18:37:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:37:37] [INFO ] Implicit Places using invariants and state equation in 215 ms returned []
Implicit Place search using SMT with State Equation took 339 ms to find 0 implicit places.
Running 631 sub problems to find dead transitions.
[2025-06-07 18:37:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 631 unsolved
At refinement iteration 1 (OVERLAPS) 1/463 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 631 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:53] [INFO ] Deduced a trap composed of 48 places in 66 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/463 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 631 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/463 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 631 unsolved
At refinement iteration 4 (OVERLAPS) 632/1095 variables, 463/484 constraints. Problems are: Problem set: 0 solved, 631 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 484 constraints, problems are : Problem set: 0 solved, 631 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 463/463 constraints, PredecessorRefiner: 631/631 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 631 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 631 unsolved
At refinement iteration 1 (OVERLAPS) 1/463 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 631 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/463 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 631 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/463 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 631 unsolved
At refinement iteration 4 (OVERLAPS) 632/1095 variables, 463/484 constraints. Problems are: Problem set: 0 solved, 631 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1095 variables, 631/1115 constraints. Problems are: Problem set: 0 solved, 631 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:38:22] [INFO ] Deduced a trap composed of 48 places in 64 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:38:22] [INFO ] Deduced a trap composed of 48 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:38:23] [INFO ] Deduced a trap composed of 48 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:38:24] [INFO ] Deduced a trap composed of 48 places in 59 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:38:25] [INFO ] Deduced a trap composed of 48 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:38:26] [INFO ] Deduced a trap composed of 48 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:38:26] [INFO ] Deduced a trap composed of 48 places in 60 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/1095 variables, 7/1122 constraints. Problems are: Problem set: 0 solved, 631 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 1122 constraints, problems are : Problem set: 0 solved, 631 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 463/463 constraints, PredecessorRefiner: 631/631 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60114ms problems are : Problem set: 0 solved, 631 unsolved
Search for dead transitions found 0 dead transitions in 60115ms
Starting structural reductions in LTL mode, iteration 1 : 463/492 places, 632/661 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60484 ms. Remains : 463/492 places, 632/661 transitions.
Stuttering acceptance computed with spot in 88 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-08
Product exploration explored 100000 steps with 201 reset in 267 ms.
Stack based approach found an accepted trace after 94892 steps with 196 reset with depth 778 and stack size 776 in 274 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-08 finished in 61138 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 492 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Graph (trivial) has 521 edges and 492 vertex of which 310 / 492 are part of one of the 20 SCC in 0 ms
Free SCC test removed 290 places
Ensure Unique test removed 323 transitions
Reduce isomorphic transitions removed 323 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 65 transitions
Trivial Post-agglo rules discarded 65 transitions
Performed 65 trivial Post agglomeration. Transition count delta: 65
Iterating post reduction 0 with 65 rules applied. Total rules applied 66 place count 201 transition count 272
Reduce places removed 65 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 1 with 98 rules applied. Total rules applied 164 place count 136 transition count 239
Reduce places removed 16 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 18 rules applied. Total rules applied 182 place count 120 transition count 237
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 185 place count 118 transition count 236
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 185 place count 118 transition count 235
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 187 place count 117 transition count 235
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 204 place count 100 transition count 181
Iterating global reduction 4 with 17 rules applied. Total rules applied 221 place count 100 transition count 181
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 233 place count 100 transition count 169
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 5 with 72 rules applied. Total rules applied 305 place count 64 transition count 133
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 307 place count 62 transition count 126
Iterating global reduction 5 with 2 rules applied. Total rules applied 309 place count 62 transition count 126
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 311 place count 62 transition count 124
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 313 place count 61 transition count 125
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 315 place count 61 transition count 123
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 317 place count 59 transition count 121
Applied a total of 317 rules in 25 ms. Remains 59 /492 variables (removed 433) and now considering 121/661 (removed 540) transitions.
[2025-06-07 18:38:38] [INFO ] Flow matrix only has 62 transitions (discarded 59 similar events)
// Phase 1: matrix 62 rows 59 cols
[2025-06-07 18:38:38] [INFO ] Computed 20 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:38:38] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-07 18:38:38] [INFO ] Flow matrix only has 62 transitions (discarded 59 similar events)
[2025-06-07 18:38:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:38:38] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 18:38:38] [INFO ] Redundant transitions in 2 ms returned []
Running 64 sub problems to find dead transitions.
[2025-06-07 18:38:38] [INFO ] Flow matrix only has 62 transitions (discarded 59 similar events)
[2025-06-07 18:38:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 2/59 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/59 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (OVERLAPS) 61/120 variables, 59/79 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (OVERLAPS) 0/120 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 120/121 variables, and 79 constraints, problems are : Problem set: 0 solved, 64 unsolved in 1095 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 59/59 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 2/59 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/59 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (OVERLAPS) 61/120 variables, 59/79 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 64/143 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (OVERLAPS) 0/120 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 120/121 variables, and 143 constraints, problems are : Problem set: 0 solved, 64 unsolved in 1289 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 59/59 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2414ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 2414ms
Starting structural reductions in SI_LTL mode, iteration 1 : 59/492 places, 121/661 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2580 ms. Remains : 59/492 places, 121/661 transitions.
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-09 finished in 2718 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(G((p0||F(p1))))) U G((p1 U p2))) U p2)))'
Support contains 3 out of 492 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 477 transition count 646
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 477 transition count 646
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 37 place count 470 transition count 639
Iterating global reduction 0 with 7 rules applied. Total rules applied 44 place count 470 transition count 639
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 47 place count 467 transition count 636
Iterating global reduction 0 with 3 rules applied. Total rules applied 50 place count 467 transition count 636
Applied a total of 50 rules in 39 ms. Remains 467 /492 variables (removed 25) and now considering 636/661 (removed 25) transitions.
// Phase 1: matrix 636 rows 467 cols
[2025-06-07 18:38:41] [INFO ] Computed 20 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:38:41] [INFO ] Implicit Places using invariants in 175 ms returned []
[2025-06-07 18:38:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:38:41] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 401 ms to find 0 implicit places.
Running 635 sub problems to find dead transitions.
[2025-06-07 18:38:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/466 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 635 unsolved
At refinement iteration 1 (OVERLAPS) 1/467 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 635 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:38:54] [INFO ] Deduced a trap composed of 72 places in 42 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/467 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 635 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/467 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 635 unsolved
SMT process timed out in 30063ms, After SMT, problems are : Problem set: 0 solved, 635 unsolved
Search for dead transitions found 0 dead transitions in 30064ms
Starting structural reductions in LTL mode, iteration 1 : 467/492 places, 636/661 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30505 ms. Remains : 467/492 places, 636/661 transitions.
Stuttering acceptance computed with spot in 524 ms :[(NOT p2), (NOT p2), (AND (NOT p1) (NOT p0)), (NOT p2), (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p2), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) p0)]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-10
Stuttering criterion allowed to conclude after 400 steps with 0 reset in 2 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-10 finished in 31059 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(p0)||G(p1)||X(p2)))))'
Support contains 3 out of 492 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 475 transition count 644
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 475 transition count 644
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 43 place count 466 transition count 635
Iterating global reduction 0 with 9 rules applied. Total rules applied 52 place count 466 transition count 635
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 57 place count 461 transition count 630
Iterating global reduction 0 with 5 rules applied. Total rules applied 62 place count 461 transition count 630
Applied a total of 62 rules in 27 ms. Remains 461 /492 variables (removed 31) and now considering 630/661 (removed 31) transitions.
// Phase 1: matrix 630 rows 461 cols
[2025-06-07 18:39:12] [INFO ] Computed 20 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:39:12] [INFO ] Implicit Places using invariants in 102 ms returned []
[2025-06-07 18:39:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:39:12] [INFO ] Implicit Places using invariants and state equation in 222 ms returned []
Implicit Place search using SMT with State Equation took 326 ms to find 0 implicit places.
Running 629 sub problems to find dead transitions.
[2025-06-07 18:39:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/460 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 1 (OVERLAPS) 1/461 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 3 (OVERLAPS) 630/1091 variables, 461/481 constraints. Problems are: Problem set: 0 solved, 629 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1091/1091 variables, and 481 constraints, problems are : Problem set: 0 solved, 629 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 461/461 constraints, PredecessorRefiner: 629/629 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 629 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/460 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 1 (OVERLAPS) 1/461 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/461 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 3 (OVERLAPS) 630/1091 variables, 461/481 constraints. Problems are: Problem set: 0 solved, 629 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1091 variables, 629/1110 constraints. Problems are: Problem set: 0 solved, 629 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:40:04] [INFO ] Deduced a trap composed of 111 places in 185 ms of which 40 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/1091 variables, 1/1111 constraints. Problems are: Problem set: 0 solved, 629 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1091/1091 variables, and 1111 constraints, problems are : Problem set: 0 solved, 629 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 461/461 constraints, PredecessorRefiner: 629/629 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60107ms problems are : Problem set: 0 solved, 629 unsolved
Search for dead transitions found 0 dead transitions in 60109ms
Starting structural reductions in LTL mode, iteration 1 : 461/492 places, 630/661 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60463 ms. Remains : 461/492 places, 630/661 transitions.
Stuttering acceptance computed with spot in 312 ms :[(AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-11
Product exploration explored 100000 steps with 33333 reset in 159 ms.
Product exploration explored 100000 steps with 33333 reset in 172 ms.
Computed a total of 21 stabilizing places and 21 stable transitions
Computed a total of 21 stabilizing places and 21 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) p1), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 22 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Champagne-PT-H06T2O-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H06T2O-LTLFireability-11 finished in 61166 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((X(p0)&&F(p1))) U ((!p2&&X((X(p0)&&F(p1))))||X(G((X(p0)&&F(p1)))))))'
Support contains 4 out of 492 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 475 transition count 644
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 475 transition count 644
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 44 place count 465 transition count 634
Iterating global reduction 0 with 10 rules applied. Total rules applied 54 place count 465 transition count 634
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 59 place count 460 transition count 629
Iterating global reduction 0 with 5 rules applied. Total rules applied 64 place count 460 transition count 629
Applied a total of 64 rules in 20 ms. Remains 460 /492 variables (removed 32) and now considering 629/661 (removed 32) transitions.
// Phase 1: matrix 629 rows 460 cols
[2025-06-07 18:40:13] [INFO ] Computed 20 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:40:13] [INFO ] Implicit Places using invariants in 107 ms returned []
[2025-06-07 18:40:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:40:13] [INFO ] Implicit Places using invariants and state equation in 248 ms returned []
Implicit Place search using SMT with State Equation took 357 ms to find 0 implicit places.
Running 628 sub problems to find dead transitions.
[2025-06-07 18:40:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 628 unsolved
At refinement iteration 1 (OVERLAPS) 1/460 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 628 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/460 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 628 unsolved
At refinement iteration 3 (OVERLAPS) 629/1089 variables, 460/480 constraints. Problems are: Problem set: 0 solved, 628 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1089/1089 variables, and 480 constraints, problems are : Problem set: 0 solved, 628 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 460/460 constraints, PredecessorRefiner: 628/628 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 628 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/459 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 628 unsolved
At refinement iteration 1 (OVERLAPS) 1/460 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 628 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/460 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 628 unsolved
At refinement iteration 3 (OVERLAPS) 629/1089 variables, 460/480 constraints. Problems are: Problem set: 0 solved, 628 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1089 variables, 628/1108 constraints. Problems are: Problem set: 0 solved, 628 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:41:10] [INFO ] Deduced a trap along path composed of 22 places in 44 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1089/1089 variables, and 1109 constraints, problems are : Problem set: 0 solved, 628 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 460/460 constraints, PredecessorRefiner: 628/628 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60103ms problems are : Problem set: 0 solved, 628 unsolved
Search for dead transitions found 0 dead transitions in 60105ms
Starting structural reductions in LTL mode, iteration 1 : 460/492 places, 629/661 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60483 ms. Remains : 460/492 places, 629/661 transitions.
Stuttering acceptance computed with spot in 259 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true, (NOT p0)]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-14
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-14 finished in 60766 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 2 out of 492 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 492/492 places, 661/661 transitions.
Graph (trivial) has 523 edges and 492 vertex of which 312 / 492 are part of one of the 20 SCC in 1 ms
Free SCC test removed 292 places
Ensure Unique test removed 325 transitions
Reduce isomorphic transitions removed 325 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 66 transitions
Trivial Post-agglo rules discarded 66 transitions
Performed 66 trivial Post agglomeration. Transition count delta: 66
Iterating post reduction 0 with 66 rules applied. Total rules applied 67 place count 199 transition count 269
Reduce places removed 66 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 1 with 100 rules applied. Total rules applied 167 place count 133 transition count 235
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 183 place count 117 transition count 235
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 183 place count 117 transition count 234
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 185 place count 116 transition count 234
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 202 place count 99 transition count 183
Iterating global reduction 3 with 17 rules applied. Total rules applied 219 place count 99 transition count 183
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 230 place count 99 transition count 172
Performed 34 Post agglomeration using F-continuation condition.Transition count delta: 34
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 4 with 68 rules applied. Total rules applied 298 place count 65 transition count 138
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 301 place count 62 transition count 129
Iterating global reduction 4 with 3 rules applied. Total rules applied 304 place count 62 transition count 129
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 307 place count 62 transition count 126
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 309 place count 60 transition count 124
Applied a total of 309 rules in 26 ms. Remains 60 /492 variables (removed 432) and now considering 124/661 (removed 537) transitions.
[2025-06-07 18:41:14] [INFO ] Flow matrix only has 59 transitions (discarded 65 similar events)
// Phase 1: matrix 59 rows 60 cols
[2025-06-07 18:41:14] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:41:14] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-07 18:41:14] [INFO ] Flow matrix only has 59 transitions (discarded 65 similar events)
[2025-06-07 18:41:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:41:14] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-07 18:41:14] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 18:41:14] [INFO ] Redundant transitions in 2 ms returned []
Running 88 sub problems to find dead transitions.
[2025-06-07 18:41:14] [INFO ] Flow matrix only has 59 transitions (discarded 65 similar events)
[2025-06-07 18:41:14] [INFO ] Invariant cache hit.
[2025-06-07 18:41:14] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (OVERLAPS) 1/60 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (OVERLAPS) 58/118 variables, 60/80 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 4/84 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (OVERLAPS) 0/118 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Real declared 118/119 variables, and 84 constraints, problems are : Problem set: 0 solved, 88 unsolved in 1614 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 60/60 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 88 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (OVERLAPS) 1/60 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (OVERLAPS) 58/118 variables, 60/80 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 4/84 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 88/172 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (OVERLAPS) 0/118 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Int declared 118/119 variables, and 172 constraints, problems are : Problem set: 0 solved, 88 unsolved in 1774 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 60/60 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3397ms problems are : Problem set: 0 solved, 88 unsolved
Search for dead transitions found 0 dead transitions in 3398ms
Starting structural reductions in SI_LTL mode, iteration 1 : 60/492 places, 124/661 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3544 ms. Remains : 60/492 places, 124/661 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Champagne-PT-H06T2O-LTLFireability-15
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H06T2O-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H06T2O-LTLFireability-15 finished in 3672 ms.
All properties solved by simple procedures.
Total runtime 564144 ms.

BK_STOP 1749321678023

--------------------
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-H06T2O"
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-H06T2O, 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-174931339200068"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H06T2O.tgz
mv Champagne-PT-H06T2O 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 ;