Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r550-tall-171734898900260.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is FireWire-PT-12, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r550-tall-171734898900260
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 6.7K Jun 2 17:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Jun 2 17:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Jun 2 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Jun 2 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Jun 2 17:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Jun 2 17:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Jun 2 17:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 2 17:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 2 16:33 NewModel
-rw-r--r-- 1 mcc users 11K Jun 2 17:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Jun 2 17:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Jun 2 17:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Jun 2 17:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Jun 2 17:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Jun 2 17:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 2 16:33 instance
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 iscolored
-rw-r--r-- 1 mcc users 125K Jun 2 16:33 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME FireWire-PT-12-LTLFireability-00
FORMULA_NAME FireWire-PT-12-LTLFireability-01
FORMULA_NAME FireWire-PT-12-LTLFireability-02
FORMULA_NAME FireWire-PT-12-LTLFireability-03
FORMULA_NAME FireWire-PT-12-LTLFireability-04
FORMULA_NAME FireWire-PT-12-LTLFireability-05
FORMULA_NAME FireWire-PT-12-LTLFireability-06
FORMULA_NAME FireWire-PT-12-LTLFireability-07
FORMULA_NAME FireWire-PT-12-LTLFireability-08
FORMULA_NAME FireWire-PT-12-LTLFireability-09
FORMULA_NAME FireWire-PT-12-LTLFireability-10
FORMULA_NAME FireWire-PT-12-LTLFireability-11
FORMULA_NAME FireWire-PT-12-LTLFireability-12
FORMULA_NAME FireWire-PT-12-LTLFireability-13
FORMULA_NAME FireWire-PT-12-LTLFireability-14
FORMULA_NAME FireWire-PT-12-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717363467179

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FireWire-PT-12
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-06-02 21:24:28] [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]
[2024-06-02 21:24:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 21:24:28] [INFO ] Load time of PNML (sax parser for PT used): 89 ms
[2024-06-02 21:24:28] [INFO ] Transformed 169 places.
[2024-06-02 21:24:28] [INFO ] Transformed 508 transitions.
[2024-06-02 21:24:28] [INFO ] Found NUPN structural information;
[2024-06-02 21:24:28] [INFO ] Parsed PT model containing 169 places and 508 transitions and 1889 arcs in 194 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 68 transitions
Reduce redundant transitions removed 68 transitions.
FORMULA FireWire-PT-12-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FireWire-PT-12-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 out of 169 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 169/169 places, 440/440 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 166 transition count 434
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 166 transition count 434
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 166 transition count 428
Applied a total of 12 rules in 48 ms. Remains 166 /169 variables (removed 3) and now considering 428/440 (removed 12) transitions.
[2024-06-02 21:24:28] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
// Phase 1: matrix 396 rows 166 cols
[2024-06-02 21:24:28] [INFO ] Computed 10 invariants in 20 ms
[2024-06-02 21:24:29] [INFO ] Implicit Places using invariants in 248 ms returned []
[2024-06-02 21:24:29] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:24:29] [INFO ] Invariant cache hit.
[2024-06-02 21:24:29] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-02 21:24:29] [INFO ] Implicit Places using invariants and state equation in 448 ms returned [62, 113, 164]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 726 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 163/169 places, 428/440 transitions.
Applied a total of 0 rules in 6 ms. Remains 163 /163 variables (removed 0) and now considering 428/428 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 801 ms. Remains : 163/169 places, 428/440 transitions.
Support contains 33 out of 163 places after structural reductions.
[2024-06-02 21:24:29] [INFO ] Flatten gal took : 55 ms
[2024-06-02 21:24:29] [INFO ] Flatten gal took : 29 ms
[2024-06-02 21:24:29] [INFO ] Input system was already deterministic with 428 transitions.
Support contains 32 out of 163 places (down from 33) after GAL structural reductions.
RANDOM walk for 40000 steps (1079 resets) in 2546 ms. (15 steps per ms) remains 6/28 properties
BEST_FIRST walk for 40003 steps (248 resets) in 119 ms. (333 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (225 resets) in 68 ms. (579 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (11 resets) in 42 ms. (930 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (10 resets) in 67 ms. (588 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (225 resets) in 247 ms. (161 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (220 resets) in 91 ms. (434 steps per ms) remains 5/6 properties
[2024-06-02 21:24:31] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
// Phase 1: matrix 396 rows 163 cols
[2024-06-02 21:24:31] [INFO ] Computed 7 invariants in 3 ms
[2024-06-02 21:24:31] [INFO ] State equation strengthened by 58 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AtomicPropp10 is UNSAT
At refinement iteration 1 (OVERLAPS) 131/139 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/139 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 9/148 variables, 3/7 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 383/531 variables, 148/155 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/531 variables, 54/209 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/531 variables, 0/209 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 27/558 variables, 15/224 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 3/227 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/558 variables, 0/227 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 1/559 variables, 1/228 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/559 variables, 0/228 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/559 variables, 0/228 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 228 constraints, problems are : Problem set: 1 solved, 4 unsolved in 391 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 131/139 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/139 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 9/148 variables, 3/7 constraints. Problems are: Problem set: 1 solved, 4 unsolved
[2024-06-02 21:24:31] [INFO ] Deduced a trap composed of 36 places in 62 ms of which 7 ms to minimize.
[2024-06-02 21:24:31] [INFO ] Deduced a trap composed of 36 places in 41 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 2/9 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 383/531 variables, 148/157 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/531 variables, 54/211 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/531 variables, 4/215 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/531 variables, 0/215 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 27/558 variables, 15/230 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/558 variables, 3/233 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/558 variables, 0/233 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 1/559 variables, 1/234 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/559 variables, 0/234 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 0/559 variables, 0/234 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 559/559 variables, and 234 constraints, problems are : Problem set: 1 solved, 4 unsolved in 993 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 4/5 constraints, Known Traps: 2/2 constraints]
After SMT, in 1474ms problems are : Problem set: 1 solved, 4 unsolved
Parikh walk visited 2 properties in 2338 ms.
Support contains 5 out of 163 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 163/163 places, 428/428 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 163 transition count 425
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 6 Pre rules applied. Total rules applied 3 place count 163 transition count 419
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 15 place count 157 transition count 419
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 21 place count 154 transition count 428
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 27 place count 154 transition count 422
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 30 place count 154 transition count 419
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 2 with 5 rules applied. Total rules applied 35 place count 154 transition count 426
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 47 place count 149 transition count 419
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 51 place count 149 transition count 415
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 52 place count 148 transition count 414
Applied a total of 52 rules in 86 ms. Remains 148 /163 variables (removed 15) and now considering 414/428 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87 ms. Remains : 148/163 places, 414/428 transitions.
RANDOM walk for 40000 steps (1320 resets) in 482 ms. (82 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (275 resets) in 81 ms. (487 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (290 resets) in 106 ms. (373 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 762191 steps, run timeout after 3001 ms. (steps per millisecond=253 ) properties seen :0 out of 2
Probabilistic random walk after 762191 steps, saw 206036 distinct states, run finished after 3004 ms. (steps per millisecond=253 ) properties seen :0
[2024-06-02 21:24:38] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
// Phase 1: matrix 378 rows 148 cols
[2024-06-02 21:24:38] [INFO ] Computed 7 invariants in 3 ms
[2024-06-02 21:24:38] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 86/91 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 329/420 variables, 91/94 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 36/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/420 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 95/515 variables, 49/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/515 variables, 3/182 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/515 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/515 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 10/525 variables, 7/209 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/525 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/525 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 1/526 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/526 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/526 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 526/526 variables, and 211 constraints, problems are : Problem set: 0 solved, 2 unsolved in 268 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 86/91 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 329/420 variables, 91/94 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 36/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/420 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 95/515 variables, 49/179 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/515 variables, 3/182 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/515 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/515 variables, 2/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/515 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 10/525 variables, 7/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/525 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/525 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/526 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/526 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/526 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 526/526 variables, and 213 constraints, problems are : Problem set: 0 solved, 2 unsolved in 389 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 679ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 55 ms.
Support contains 5 out of 148 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 414/414 transitions.
Applied a total of 0 rules in 9 ms. Remains 148 /148 variables (removed 0) and now considering 414/414 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 148/148 places, 414/414 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 414/414 transitions.
Applied a total of 0 rules in 10 ms. Remains 148 /148 variables (removed 0) and now considering 414/414 (removed 0) transitions.
[2024-06-02 21:24:38] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
[2024-06-02 21:24:38] [INFO ] Invariant cache hit.
[2024-06-02 21:24:38] [INFO ] Implicit Places using invariants in 95 ms returned []
[2024-06-02 21:24:38] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
[2024-06-02 21:24:38] [INFO ] Invariant cache hit.
[2024-06-02 21:24:39] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:24:39] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 362 ms to find 0 implicit places.
[2024-06-02 21:24:39] [INFO ] Redundant transitions in 25 ms returned []
Running 408 sub problems to find dead transitions.
[2024-06-02 21:24:39] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
[2024-06-02 21:24:39] [INFO ] Invariant cache hit.
[2024-06-02 21:24:39] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/148 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:24:41] [INFO ] Deduced a trap composed of 55 places in 80 ms of which 1 ms to minimize.
[2024-06-02 21:24:41] [INFO ] Deduced a trap composed of 27 places in 72 ms of which 1 ms to minimize.
[2024-06-02 21:24:41] [INFO ] Deduced a trap composed of 17 places in 71 ms of which 1 ms to minimize.
[2024-06-02 21:24:41] [INFO ] Deduced a trap composed of 32 places in 33 ms of which 1 ms to minimize.
[2024-06-02 21:24:41] [INFO ] Deduced a trap composed of 33 places in 51 ms of which 1 ms to minimize.
[2024-06-02 21:24:41] [INFO ] Deduced a trap composed of 39 places in 76 ms of which 2 ms to minimize.
[2024-06-02 21:24:41] [INFO ] Deduced a trap composed of 32 places in 37 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/148 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:24:44] [INFO ] Deduced a trap composed of 30 places in 84 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/148 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:24:45] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/148 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 5 (OVERLAPS) 378/526 variables, 148/164 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/526 variables, 56/220 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:24:52] [INFO ] Deduced a trap composed of 52 places in 83 ms of which 2 ms to minimize.
[2024-06-02 21:24:52] [INFO ] Deduced a trap composed of 53 places in 86 ms of which 2 ms to minimize.
[2024-06-02 21:24:52] [INFO ] Deduced a trap composed of 23 places in 84 ms of which 1 ms to minimize.
[2024-06-02 21:24:54] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 1 ms to minimize.
[2024-06-02 21:24:54] [INFO ] Deduced a trap composed of 39 places in 39 ms of which 1 ms to minimize.
[2024-06-02 21:24:54] [INFO ] Deduced a trap composed of 38 places in 39 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/526 variables, 6/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/526 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 9 (OVERLAPS) 0/526 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
No progress, stopping.
After SMT solving in domain Real declared 526/526 variables, and 226 constraints, problems are : Problem set: 0 solved, 408 unsolved in 25017 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 408/408 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 408 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/148 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/148 variables, 15/22 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/148 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 3 (OVERLAPS) 378/526 variables, 148/170 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/526 variables, 56/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/526 variables, 408/634 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/526 variables, 0/634 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 7 (OVERLAPS) 0/526 variables, 0/634 constraints. Problems are: Problem set: 0 solved, 408 unsolved
No progress, stopping.
After SMT solving in domain Int declared 526/526 variables, and 634 constraints, problems are : Problem set: 0 solved, 408 unsolved in 21368 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 408/408 constraints, Known Traps: 15/15 constraints]
After SMT, in 46819ms problems are : Problem set: 0 solved, 408 unsolved
Search for dead transitions found 0 dead transitions in 46828ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47244 ms. Remains : 148/148 places, 414/414 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 119 edges and 148 vertex of which 27 / 148 are part of one of the 3 SCC in 2 ms
Free SCC test removed 24 places
Drop transitions (Empty/Sink Transition effects.) removed 72 transitions
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 129 transitions.
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 0 with 2 rules applied. Total rules applied 3 place count 123 transition count 284
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 9 place count 123 transition count 278
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 123 transition count 278
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 15 place count 123 transition count 275
Applied a total of 15 rules in 39 ms. Remains 123 /148 variables (removed 25) and now considering 275/414 (removed 139) transitions.
Running SMT prover for 2 properties.
[2024-06-02 21:25:26] [INFO ] Flow matrix only has 273 transitions (discarded 2 similar events)
// Phase 1: matrix 273 rows 123 cols
[2024-06-02 21:25:26] [INFO ] Computed 7 invariants in 1 ms
[2024-06-02 21:25:26] [INFO ] [Real]Absence check using 7 positive place invariants in 44 ms returned sat
[2024-06-02 21:25:26] [INFO ] After 608ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-06-02 21:25:26] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-02 21:25:26] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-06-02 21:25:26] [INFO ] Deduced a trap composed of 24 places in 48 ms of which 0 ms to minimize.
[2024-06-02 21:25:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
TRAPS : Iteration 1
[2024-06-02 21:25:27] [INFO ] After 265ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-06-02 21:25:27] [INFO ] After 356ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 1043 ms.
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
Computed a total of 19 stabilizing places and 31 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||G(p1))))'
Support contains 4 out of 163 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 162 transition count 421
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 156 transition count 421
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 18 place count 153 transition count 430
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 153 transition count 424
Applied a total of 24 rules in 29 ms. Remains 153 /163 variables (removed 10) and now considering 424/428 (removed 4) transitions.
[2024-06-02 21:25:27] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
// Phase 1: matrix 385 rows 153 cols
[2024-06-02 21:25:27] [INFO ] Computed 7 invariants in 2 ms
[2024-06-02 21:25:27] [INFO ] Implicit Places using invariants in 76 ms returned []
[2024-06-02 21:25:27] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:25:27] [INFO ] Invariant cache hit.
[2024-06-02 21:25:28] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:25:28] [INFO ] Implicit Places using invariants and state equation in 312 ms returned []
Implicit Place search using SMT with State Equation took 397 ms to find 0 implicit places.
[2024-06-02 21:25:28] [INFO ] Redundant transitions in 9 ms returned []
Running 417 sub problems to find dead transitions.
[2024-06-02 21:25:28] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:25:28] [INFO ] Invariant cache hit.
[2024-06-02 21:25:28] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:25:30] [INFO ] Deduced a trap composed of 57 places in 93 ms of which 1 ms to minimize.
[2024-06-02 21:25:30] [INFO ] Deduced a trap composed of 23 places in 95 ms of which 12 ms to minimize.
[2024-06-02 21:25:30] [INFO ] Deduced a trap composed of 28 places in 73 ms of which 1 ms to minimize.
[2024-06-02 21:25:30] [INFO ] Deduced a trap composed of 34 places in 37 ms of which 1 ms to minimize.
[2024-06-02 21:25:30] [INFO ] Deduced a trap composed of 34 places in 93 ms of which 1 ms to minimize.
[2024-06-02 21:25:30] [INFO ] Deduced a trap composed of 34 places in 53 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/166 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/222 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:25:38] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 0 ms to minimize.
[2024-06-02 21:25:38] [INFO ] Deduced a trap composed of 40 places in 42 ms of which 1 ms to minimize.
[2024-06-02 21:25:38] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 3/225 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:25:39] [INFO ] Deduced a trap composed of 53 places in 80 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:25:46] [INFO ] Deduced a trap composed of 17 places in 93 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 9 (OVERLAPS) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
No progress, stopping.
After SMT solving in domain Real declared 537/538 variables, and 227 constraints, problems are : Problem set: 0 solved, 417 unsolved in 28520 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 417 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/171 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 417/644 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:26:05] [INFO ] Deduced a trap composed of 17 places in 84 ms of which 1 ms to minimize.
[2024-06-02 21:26:07] [INFO ] Deduced a trap composed of 59 places in 72 ms of which 1 ms to minimize.
[2024-06-02 21:26:07] [INFO ] Deduced a trap composed of 91 places in 86 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 3/647 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:26:17] [INFO ] Deduced a trap composed of 56 places in 76 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 417 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 537/538 variables, and 648 constraints, problems are : Problem set: 0 solved, 417 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 15/15 constraints]
After SMT, in 58951ms problems are : Problem set: 0 solved, 417 unsolved
Search for dead transitions found 0 dead transitions in 58956ms
Starting structural reductions in SI_LTL mode, iteration 1 : 153/163 places, 424/428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59397 ms. Remains : 153/163 places, 424/428 transitions.
Stuttering acceptance computed with spot in 198 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FireWire-PT-12-LTLFireability-00
Entered a terminal (fully accepting) state of product in 34 steps with 0 reset in 3 ms.
FORMULA FireWire-PT-12-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-12-LTLFireability-00 finished in 59670 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((F(G(!p0)) U !p1)))))'
Support contains 4 out of 163 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Applied a total of 0 rules in 1 ms. Remains 163 /163 variables (removed 0) and now considering 428/428 (removed 0) transitions.
[2024-06-02 21:26:27] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
// Phase 1: matrix 396 rows 163 cols
[2024-06-02 21:26:27] [INFO ] Computed 7 invariants in 4 ms
[2024-06-02 21:26:27] [INFO ] Implicit Places using invariants in 84 ms returned []
[2024-06-02 21:26:27] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:26:27] [INFO ] Invariant cache hit.
[2024-06-02 21:26:27] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-02 21:26:27] [INFO ] Implicit Places using invariants and state equation in 245 ms returned []
Implicit Place search using SMT with State Equation took 332 ms to find 0 implicit places.
Running 427 sub problems to find dead transitions.
[2024-06-02 21:26:27] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:26:27] [INFO ] Invariant cache hit.
[2024-06-02 21:26:27] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:26:30] [INFO ] Deduced a trap composed of 36 places in 55 ms of which 18 ms to minimize.
[2024-06-02 21:26:30] [INFO ] Deduced a trap composed of 58 places in 100 ms of which 2 ms to minimize.
[2024-06-02 21:26:30] [INFO ] Deduced a trap composed of 24 places in 84 ms of which 1 ms to minimize.
[2024-06-02 21:26:31] [INFO ] Deduced a trap composed of 36 places in 82 ms of which 1 ms to minimize.
[2024-06-02 21:26:31] [INFO ] Deduced a trap composed of 17 places in 87 ms of which 1 ms to minimize.
[2024-06-02 21:26:31] [INFO ] Deduced a trap composed of 36 places in 56 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 395/558 variables, 163/176 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/558 variables, 57/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (OVERLAPS) 1/559 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:26:42] [INFO ] Deduced a trap composed of 58 places in 87 ms of which 2 ms to minimize.
[2024-06-02 21:26:42] [INFO ] Deduced a trap composed of 56 places in 75 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/559 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 236 constraints, problems are : Problem set: 0 solved, 427 unsolved in 24424 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:26:54] [INFO ] Deduced a trap composed of 54 places in 82 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (OVERLAPS) 395/558 variables, 163/179 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 57/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/558 variables, 427/663 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:27:02] [INFO ] Deduced a trap composed of 43 places in 42 ms of which 0 ms to minimize.
[2024-06-02 21:27:03] [INFO ] Deduced a trap composed of 43 places in 41 ms of which 0 ms to minimize.
[2024-06-02 21:27:07] [INFO ] Deduced a trap composed of 43 places in 40 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/558 variables, 3/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 1/559 variables, 1/667 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 559/559 variables, and 667 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 12/12 constraints]
After SMT, in 54790ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 54797ms
Finished structural reductions in LTL mode , in 1 iterations and 55131 ms. Remains : 163/163 places, 428/428 transitions.
Stuttering acceptance computed with spot in 230 ms :[p1, p1, p1, p0, p1]
Running random walk in product with property : FireWire-PT-12-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 156 ms.
Product exploration explored 100000 steps with 5 reset in 94 ms.
Computed a total of 19 stabilizing places and 31 stable transitions
Computed a total of 19 stabilizing places and 31 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 103 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 207 ms :[p1, p1, p1, p0, p1]
RANDOM walk for 40000 steps (1088 resets) in 195 ms. (204 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (260 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (216 resets) in 57 ms. (689 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1376116 steps, run timeout after 3001 ms. (steps per millisecond=458 ) properties seen :1 out of 2
Probabilistic random walk after 1376116 steps, saw 318061 distinct states, run finished after 3005 ms. (steps per millisecond=457 ) properties seen :1
[2024-06-02 21:27:26] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:27:26] [INFO ] Invariant cache hit.
[2024-06-02 21:27:26] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 93/148 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 383/531 variables, 148/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/531 variables, 54/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/531 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 27/558 variables, 15/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 3/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/558 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/559 variables, 1/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/559 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/559 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 228 constraints, problems are : Problem set: 0 solved, 1 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 93/148 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-02 21:27:26] [INFO ] Deduced a trap composed of 42 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 383/531 variables, 148/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/531 variables, 54/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/531 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/531 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 27/558 variables, 15/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/558 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/558 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/559 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/559 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/559 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 559/559 variables, and 230 constraints, problems are : Problem set: 0 solved, 1 unsolved in 303 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 510ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 6 ms.
Support contains 2 out of 163 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 163/163 places, 428/428 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 163 transition count 425
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 6 Pre rules applied. Total rules applied 3 place count 163 transition count 419
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 15 place count 157 transition count 419
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 21 place count 154 transition count 428
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 27 place count 154 transition count 422
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 30 place count 154 transition count 419
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 36 place count 154 transition count 428
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 51 place count 148 transition count 419
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 3 with 6 rules applied. Total rules applied 57 place count 148 transition count 413
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 58 place count 147 transition count 412
Applied a total of 58 rules in 45 ms. Remains 147 /163 variables (removed 16) and now considering 412/428 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 147/163 places, 412/428 transitions.
RANDOM walk for 40000 steps (1268 resets) in 686 ms. (58 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (294 resets) in 27 ms. (1428 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1372122 steps, run timeout after 3001 ms. (steps per millisecond=457 ) properties seen :0 out of 1
Probabilistic random walk after 1372122 steps, saw 371127 distinct states, run finished after 3001 ms. (steps per millisecond=457 ) properties seen :0
[2024-06-02 21:27:30] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
// Phase 1: matrix 375 rows 147 cols
[2024-06-02 21:27:30] [INFO ] Computed 7 invariants in 5 ms
[2024-06-02 21:27:30] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 286/337 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/337 variables, 18/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/337 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 166/503 variables, 83/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/503 variables, 3/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/503 variables, 38/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/503 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 17/520 variables, 11/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/520 variables, 2/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/520 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/522 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/522 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 210 constraints, problems are : Problem set: 0 solved, 1 unsolved in 161 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 286/337 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/337 variables, 18/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/337 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 166/503 variables, 83/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/503 variables, 3/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/503 variables, 38/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/503 variables, 1/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/503 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 17/520 variables, 11/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/520 variables, 2/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/520 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/522 variables, 2/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/522 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 522/522 variables, and 211 constraints, problems are : Problem set: 0 solved, 1 unsolved in 199 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 373ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 147 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 147/147 places, 412/412 transitions.
Applied a total of 0 rules in 14 ms. Remains 147 /147 variables (removed 0) and now considering 412/412 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 147/147 places, 412/412 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 147/147 places, 412/412 transitions.
Applied a total of 0 rules in 7 ms. Remains 147 /147 variables (removed 0) and now considering 412/412 (removed 0) transitions.
[2024-06-02 21:27:30] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:27:30] [INFO ] Invariant cache hit.
[2024-06-02 21:27:30] [INFO ] Implicit Places using invariants in 76 ms returned []
[2024-06-02 21:27:30] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:27:30] [INFO ] Invariant cache hit.
[2024-06-02 21:27:30] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:27:30] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 304 ms to find 0 implicit places.
[2024-06-02 21:27:30] [INFO ] Redundant transitions in 4 ms returned []
Running 406 sub problems to find dead transitions.
[2024-06-02 21:27:30] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:27:30] [INFO ] Invariant cache hit.
[2024-06-02 21:27:30] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:27:32] [INFO ] Deduced a trap composed of 50 places in 80 ms of which 1 ms to minimize.
[2024-06-02 21:27:32] [INFO ] Deduced a trap composed of 32 places in 72 ms of which 1 ms to minimize.
[2024-06-02 21:27:32] [INFO ] Deduced a trap composed of 23 places in 76 ms of which 1 ms to minimize.
[2024-06-02 21:27:32] [INFO ] Deduced a trap composed of 17 places in 71 ms of which 1 ms to minimize.
[2024-06-02 21:27:33] [INFO ] Deduced a trap composed of 25 places in 78 ms of which 2 ms to minimize.
[2024-06-02 21:27:33] [INFO ] Deduced a trap composed of 32 places in 36 ms of which 1 ms to minimize.
[2024-06-02 21:27:33] [INFO ] Deduced a trap composed of 32 places in 36 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (OVERLAPS) 375/522 variables, 147/161 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 56/217 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:27:40] [INFO ] Deduced a trap composed of 38 places in 38 ms of which 1 ms to minimize.
[2024-06-02 21:27:40] [INFO ] Deduced a trap composed of 38 places in 43 ms of which 1 ms to minimize.
[2024-06-02 21:27:40] [INFO ] Deduced a trap composed of 38 places in 38 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 3/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 7 (OVERLAPS) 0/522 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 220 constraints, problems are : Problem set: 0 solved, 406 unsolved in 18780 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 10/10 constraints]
Escalating to Integer solving :Problem set: 0 solved, 406 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (OVERLAPS) 375/522 variables, 147/164 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 56/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 406/626 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 0/626 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 7 (OVERLAPS) 0/522 variables, 0/626 constraints. Problems are: Problem set: 0 solved, 406 unsolved
No progress, stopping.
After SMT solving in domain Int declared 522/522 variables, and 626 constraints, problems are : Problem set: 0 solved, 406 unsolved in 20555 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 10/10 constraints]
After SMT, in 39685ms problems are : Problem set: 0 solved, 406 unsolved
Search for dead transitions found 0 dead transitions in 39692ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40014 ms. Remains : 147/147 places, 412/412 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 134 edges and 147 vertex of which 29 / 147 are part of one of the 4 SCC in 0 ms
Free SCC test removed 25 places
Drop transitions (Empty/Sink Transition effects.) removed 123 transitions
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 144 transitions.
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 0 with 2 rules applied. Total rules applied 3 place count 121 transition count 267
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 0 with 9 rules applied. Total rules applied 12 place count 121 transition count 258
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 0 with 2 rules applied. Total rules applied 14 place count 120 transition count 257
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 120 transition count 256
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 0 with 2 rules applied. Total rules applied 17 place count 119 transition count 255
Free-agglomeration rule applied 9 times with reduction of 6 identical transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 26 place count 119 transition count 240
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 38 place count 110 transition count 237
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 44 place count 110 transition count 237
Applied a total of 44 rules in 28 ms. Remains 110 /147 variables (removed 37) and now considering 237/412 (removed 175) transitions.
Running SMT prover for 1 properties.
[2024-06-02 21:28:10] [INFO ] Flow matrix only has 235 transitions (discarded 2 similar events)
// Phase 1: matrix 235 rows 110 cols
[2024-06-02 21:28:10] [INFO ] Computed 7 invariants in 1 ms
[2024-06-02 21:28:10] [INFO ] [Real]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-06-02 21:28:10] [INFO ] After 80ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-02 21:28:10] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-06-02 21:28:10] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-02 21:28:10] [INFO ] After 67ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-02 21:28:10] [INFO ] After 115ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 231 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 110 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 205 ms :[p1, p1, p1, p0, p1]
Stuttering acceptance computed with spot in 202 ms :[p1, p1, p1, p0, p1]
Support contains 4 out of 163 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Applied a total of 0 rules in 2 ms. Remains 163 /163 variables (removed 0) and now considering 428/428 (removed 0) transitions.
[2024-06-02 21:28:11] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
// Phase 1: matrix 396 rows 163 cols
[2024-06-02 21:28:11] [INFO ] Computed 7 invariants in 4 ms
[2024-06-02 21:28:11] [INFO ] Implicit Places using invariants in 79 ms returned []
[2024-06-02 21:28:11] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:28:11] [INFO ] Invariant cache hit.
[2024-06-02 21:28:11] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-02 21:28:11] [INFO ] Implicit Places using invariants and state equation in 240 ms returned []
Implicit Place search using SMT with State Equation took 320 ms to find 0 implicit places.
Running 427 sub problems to find dead transitions.
[2024-06-02 21:28:11] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:28:11] [INFO ] Invariant cache hit.
[2024-06-02 21:28:11] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:28:14] [INFO ] Deduced a trap composed of 36 places in 35 ms of which 1 ms to minimize.
[2024-06-02 21:28:14] [INFO ] Deduced a trap composed of 58 places in 78 ms of which 1 ms to minimize.
[2024-06-02 21:28:14] [INFO ] Deduced a trap composed of 24 places in 75 ms of which 1 ms to minimize.
[2024-06-02 21:28:14] [INFO ] Deduced a trap composed of 36 places in 73 ms of which 1 ms to minimize.
[2024-06-02 21:28:15] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 2 ms to minimize.
[2024-06-02 21:28:15] [INFO ] Deduced a trap composed of 36 places in 25 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 395/558 variables, 163/176 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/558 variables, 57/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (OVERLAPS) 1/559 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:28:26] [INFO ] Deduced a trap composed of 58 places in 80 ms of which 1 ms to minimize.
[2024-06-02 21:28:26] [INFO ] Deduced a trap composed of 56 places in 75 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/559 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 236 constraints, problems are : Problem set: 0 solved, 427 unsolved in 23887 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:28:37] [INFO ] Deduced a trap composed of 54 places in 82 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (OVERLAPS) 395/558 variables, 163/179 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 57/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/558 variables, 427/663 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:28:46] [INFO ] Deduced a trap composed of 43 places in 37 ms of which 0 ms to minimize.
[2024-06-02 21:28:46] [INFO ] Deduced a trap composed of 43 places in 36 ms of which 1 ms to minimize.
[2024-06-02 21:28:50] [INFO ] Deduced a trap composed of 43 places in 52 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/558 variables, 3/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 1/559 variables, 1/667 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 559/559 variables, and 667 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 12/12 constraints]
After SMT, in 54224ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 54229ms
Finished structural reductions in LTL mode , in 1 iterations and 54553 ms. Remains : 163/163 places, 428/428 transitions.
Computed a total of 19 stabilizing places and 31 stable transitions
Computed a total of 19 stabilizing places and 31 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 85 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 182 ms :[p1, p1, p1, p0, p1]
RANDOM walk for 40000 steps (1074 resets) in 159 ms. (250 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (259 resets) in 27 ms. (1428 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (213 resets) in 25 ms. (1538 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1363929 steps, run timeout after 3001 ms. (steps per millisecond=454 ) properties seen :1 out of 2
Probabilistic random walk after 1363929 steps, saw 315298 distinct states, run finished after 3001 ms. (steps per millisecond=454 ) properties seen :1
[2024-06-02 21:29:09] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:29:09] [INFO ] Invariant cache hit.
[2024-06-02 21:29:09] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 93/148 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 383/531 variables, 148/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/531 variables, 54/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/531 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 27/558 variables, 15/224 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 3/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/558 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/559 variables, 1/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/559 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/559 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 228 constraints, problems are : Problem set: 0 solved, 1 unsolved in 203 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 93/148 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-02 21:29:09] [INFO ] Deduced a trap composed of 42 places in 50 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 383/531 variables, 148/156 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/531 variables, 54/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/531 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/531 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 27/558 variables, 15/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/558 variables, 3/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/558 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/559 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/559 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/559 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 559/559 variables, and 230 constraints, problems are : Problem set: 0 solved, 1 unsolved in 311 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 566ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 163 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 163/163 places, 428/428 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 163 transition count 425
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 6 Pre rules applied. Total rules applied 3 place count 163 transition count 419
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 15 place count 157 transition count 419
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 21 place count 154 transition count 428
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 27 place count 154 transition count 422
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 30 place count 154 transition count 419
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 36 place count 154 transition count 428
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 51 place count 148 transition count 419
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 3 with 6 rules applied. Total rules applied 57 place count 148 transition count 413
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 58 place count 147 transition count 412
Applied a total of 58 rules in 36 ms. Remains 147 /163 variables (removed 16) and now considering 412/428 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36 ms. Remains : 147/163 places, 412/428 transitions.
RANDOM walk for 40000 steps (1285 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (276 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1331349 steps, run timeout after 3001 ms. (steps per millisecond=443 ) properties seen :0 out of 1
Probabilistic random walk after 1331349 steps, saw 359499 distinct states, run finished after 3001 ms. (steps per millisecond=443 ) properties seen :0
[2024-06-02 21:29:13] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
// Phase 1: matrix 375 rows 147 cols
[2024-06-02 21:29:13] [INFO ] Computed 7 invariants in 6 ms
[2024-06-02 21:29:13] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 286/337 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/337 variables, 18/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/337 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 166/503 variables, 83/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/503 variables, 3/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/503 variables, 38/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/503 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 17/520 variables, 11/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/520 variables, 2/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/520 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/522 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/522 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 210 constraints, problems are : Problem set: 0 solved, 1 unsolved in 175 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 286/337 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/337 variables, 18/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/337 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 166/503 variables, 83/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/503 variables, 3/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/503 variables, 38/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/503 variables, 1/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/503 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 17/520 variables, 11/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/520 variables, 2/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/520 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/522 variables, 2/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/522 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 522/522 variables, and 211 constraints, problems are : Problem set: 0 solved, 1 unsolved in 180 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 393ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 147 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 147/147 places, 412/412 transitions.
Applied a total of 0 rules in 5 ms. Remains 147 /147 variables (removed 0) and now considering 412/412 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 147/147 places, 412/412 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 147/147 places, 412/412 transitions.
Applied a total of 0 rules in 6 ms. Remains 147 /147 variables (removed 0) and now considering 412/412 (removed 0) transitions.
[2024-06-02 21:29:13] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:29:13] [INFO ] Invariant cache hit.
[2024-06-02 21:29:13] [INFO ] Implicit Places using invariants in 143 ms returned []
[2024-06-02 21:29:13] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:29:13] [INFO ] Invariant cache hit.
[2024-06-02 21:29:13] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:29:13] [INFO ] Implicit Places using invariants and state equation in 307 ms returned []
Implicit Place search using SMT with State Equation took 464 ms to find 0 implicit places.
[2024-06-02 21:29:13] [INFO ] Redundant transitions in 2 ms returned []
Running 406 sub problems to find dead transitions.
[2024-06-02 21:29:13] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:29:13] [INFO ] Invariant cache hit.
[2024-06-02 21:29:13] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:29:15] [INFO ] Deduced a trap composed of 50 places in 75 ms of which 1 ms to minimize.
[2024-06-02 21:29:15] [INFO ] Deduced a trap composed of 32 places in 98 ms of which 1 ms to minimize.
[2024-06-02 21:29:15] [INFO ] Deduced a trap composed of 23 places in 112 ms of which 1 ms to minimize.
[2024-06-02 21:29:15] [INFO ] Deduced a trap composed of 17 places in 85 ms of which 1 ms to minimize.
[2024-06-02 21:29:16] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 1 ms to minimize.
[2024-06-02 21:29:16] [INFO ] Deduced a trap composed of 32 places in 52 ms of which 0 ms to minimize.
[2024-06-02 21:29:16] [INFO ] Deduced a trap composed of 32 places in 47 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (OVERLAPS) 375/522 variables, 147/161 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 56/217 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:29:23] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 0 ms to minimize.
[2024-06-02 21:29:23] [INFO ] Deduced a trap composed of 38 places in 44 ms of which 1 ms to minimize.
[2024-06-02 21:29:23] [INFO ] Deduced a trap composed of 38 places in 25 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 3/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 7 (OVERLAPS) 0/522 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 220 constraints, problems are : Problem set: 0 solved, 406 unsolved in 18455 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 10/10 constraints]
Escalating to Integer solving :Problem set: 0 solved, 406 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (OVERLAPS) 375/522 variables, 147/164 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 56/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 406/626 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 0/626 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 7 (OVERLAPS) 0/522 variables, 0/626 constraints. Problems are: Problem set: 0 solved, 406 unsolved
No progress, stopping.
After SMT solving in domain Int declared 522/522 variables, and 626 constraints, problems are : Problem set: 0 solved, 406 unsolved in 20450 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 10/10 constraints]
After SMT, in 39297ms problems are : Problem set: 0 solved, 406 unsolved
Search for dead transitions found 0 dead transitions in 39301ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39787 ms. Remains : 147/147 places, 412/412 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 134 edges and 147 vertex of which 29 / 147 are part of one of the 4 SCC in 1 ms
Free SCC test removed 25 places
Drop transitions (Empty/Sink Transition effects.) removed 123 transitions
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 144 transitions.
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 0 with 2 rules applied. Total rules applied 3 place count 121 transition count 267
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 0 with 9 rules applied. Total rules applied 12 place count 121 transition count 258
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 0 with 2 rules applied. Total rules applied 14 place count 120 transition count 257
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 120 transition count 256
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 0 with 2 rules applied. Total rules applied 17 place count 119 transition count 255
Free-agglomeration rule applied 9 times with reduction of 6 identical transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 26 place count 119 transition count 240
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 38 place count 110 transition count 237
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 44 place count 110 transition count 237
Applied a total of 44 rules in 19 ms. Remains 110 /147 variables (removed 37) and now considering 237/412 (removed 175) transitions.
Running SMT prover for 1 properties.
[2024-06-02 21:29:53] [INFO ] Flow matrix only has 235 transitions (discarded 2 similar events)
// Phase 1: matrix 235 rows 110 cols
[2024-06-02 21:29:53] [INFO ] Computed 7 invariants in 1 ms
[2024-06-02 21:29:53] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-02 21:29:53] [INFO ] After 92ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-02 21:29:53] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-06-02 21:29:53] [INFO ] After 46ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-02 21:29:53] [INFO ] After 59ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-02 21:29:53] [INFO ] After 120ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 237 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 147 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[p1, p1, p1, p0, p1]
Stuttering acceptance computed with spot in 165 ms :[p1, p1, p1, p0, p1]
Stuttering acceptance computed with spot in 157 ms :[p1, p1, p1, p0, p1]
Product exploration explored 100000 steps with 6 reset in 137 ms.
Product exploration explored 100000 steps with 1 reset in 76 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 179 ms :[p1, p1, p1, p0, p1]
Support contains 4 out of 163 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 163 transition count 434
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 163 transition count 434
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 0 with 3 rules applied. Total rules applied 9 place count 163 transition count 449
Deduced a syphon composed of 9 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 15 place count 163 transition count 443
Deduced a syphon composed of 9 places in 0 ms
Applied a total of 15 rules in 22 ms. Remains 163 /163 variables (removed 0) and now considering 443/428 (removed -15) transitions.
[2024-06-02 21:29:54] [INFO ] Redundant transitions in 3 ms returned []
Running 442 sub problems to find dead transitions.
[2024-06-02 21:29:54] [INFO ] Flow matrix only has 404 transitions (discarded 39 similar events)
// Phase 1: matrix 404 rows 163 cols
[2024-06-02 21:29:54] [INFO ] Computed 7 invariants in 2 ms
[2024-06-02 21:29:54] [INFO ] State equation strengthened by 63 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 442 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 442 unsolved
[2024-06-02 21:29:57] [INFO ] Deduced a trap composed of 42 places in 28 ms of which 1 ms to minimize.
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
[2024-06-02 21:29:57] [INFO ] Deduced a trap composed of 42 places in 53 ms of which 1 ms to minimize.
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
[2024-06-02 21:29:57] [INFO ] Deduced a trap composed of 42 places in 59 ms of which 1 ms to minimize.
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
[2024-06-02 21:29:57] [INFO ] Deduced a trap composed of 58 places in 92 ms of which 1 ms to minimize.
[2024-06-02 21:29:58] [INFO ] Deduced a trap composed of 24 places in 84 ms of which 1 ms to minimize.
[2024-06-02 21:29:58] [INFO ] Deduced a trap composed of 35 places in 80 ms of which 1 ms to minimize.
[2024-06-02 21:29:58] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
[2024-06-02 21:29:58] [INFO ] Deduced a trap composed of 35 places in 83 ms of which 1 ms to minimize.
[2024-06-02 21:29:59] [INFO ] Deduced a trap composed of 35 places in 39 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 9/16 constraints. Problems are: Problem set: 6 solved, 436 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/16 constraints. Problems are: Problem set: 6 solved, 436 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD386 is UNSAT
Problem TDEAD387 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD389 is UNSAT
Problem TDEAD396 is UNSAT
Problem TDEAD397 is UNSAT
Problem TDEAD404 is UNSAT
Problem TDEAD405 is UNSAT
Problem TDEAD406 is UNSAT
At refinement iteration 4 (OVERLAPS) 403/566 variables, 163/179 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/566 variables, 62/241 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/566 variables, 0/241 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 7 (OVERLAPS) 1/567 variables, 1/242 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/567 variables, 0/242 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 9 (OVERLAPS) 0/567 variables, 0/242 constraints. Problems are: Problem set: 18 solved, 424 unsolved
No progress, stopping.
After SMT solving in domain Real declared 567/567 variables, and 242 constraints, problems are : Problem set: 18 solved, 424 unsolved in 23062 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 442/442 constraints, Known Traps: 9/9 constraints]
Escalating to Integer solving :Problem set: 18 solved, 424 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 0/0 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 1 (OVERLAPS) 4/157 variables, 7/7 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/157 variables, 9/16 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/157 variables, 0/16 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 4 (OVERLAPS) 403/560 variables, 157/173 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/560 variables, 62/235 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/560 variables, 424/659 constraints. Problems are: Problem set: 18 solved, 424 unsolved
[2024-06-02 21:30:28] [INFO ] Deduced a trap composed of 41 places in 44 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/560 variables, 1/660 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/560 variables, 0/660 constraints. Problems are: Problem set: 18 solved, 424 unsolved
At refinement iteration 9 (OVERLAPS) 6/566 variables, 6/666 constraints. Problems are: Problem set: 18 solved, 424 unsolved
[2024-06-02 21:30:46] [INFO ] Deduced a trap composed of 41 places in 51 ms of which 1 ms to minimize.
[2024-06-02 21:30:47] [INFO ] Deduced a trap composed of 41 places in 38 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/566 variables, 2/668 constraints. Problems are: Problem set: 18 solved, 424 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 566/567 variables, and 668 constraints, problems are : Problem set: 18 solved, 424 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 62/63 constraints, PredecessorRefiner: 424/442 constraints, Known Traps: 12/12 constraints]
After SMT, in 53431ms problems are : Problem set: 18 solved, 424 unsolved
Search for dead transitions found 18 dead transitions in 53435ms
Found 18 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 18 transitions
Dead transitions reduction (with SMT) removed 18 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 163/163 places, 425/428 transitions.
Graph (complete) has 841 edges and 163 vertex of which 154 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 ms
Discarding 9 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 11 ms. Remains 154 /163 variables (removed 9) and now considering 425/425 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 154/163 places, 425/428 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 53484 ms. Remains : 154/163 places, 425/428 transitions.
Built C files in :
/tmp/ltsmin18245125246421535057
[2024-06-02 21:30:48] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin18245125246421535057
Running compilation step : cd /tmp/ltsmin18245125246421535057;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 847 ms.
Running link step : cd /tmp/ltsmin18245125246421535057;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin18245125246421535057;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased3351860507871435254.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 163 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Applied a total of 0 rules in 4 ms. Remains 163 /163 variables (removed 0) and now considering 428/428 (removed 0) transitions.
[2024-06-02 21:31:03] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
// Phase 1: matrix 396 rows 163 cols
[2024-06-02 21:31:03] [INFO ] Computed 7 invariants in 3 ms
[2024-06-02 21:31:03] [INFO ] Implicit Places using invariants in 103 ms returned []
[2024-06-02 21:31:03] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:31:03] [INFO ] Invariant cache hit.
[2024-06-02 21:31:03] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-02 21:31:03] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 346 ms to find 0 implicit places.
Running 427 sub problems to find dead transitions.
[2024-06-02 21:31:03] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:31:03] [INFO ] Invariant cache hit.
[2024-06-02 21:31:03] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:31:06] [INFO ] Deduced a trap composed of 36 places in 30 ms of which 0 ms to minimize.
[2024-06-02 21:31:06] [INFO ] Deduced a trap composed of 58 places in 81 ms of which 2 ms to minimize.
[2024-06-02 21:31:06] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 1 ms to minimize.
[2024-06-02 21:31:06] [INFO ] Deduced a trap composed of 36 places in 65 ms of which 1 ms to minimize.
[2024-06-02 21:31:06] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
[2024-06-02 21:31:07] [INFO ] Deduced a trap composed of 36 places in 37 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 395/558 variables, 163/176 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/558 variables, 57/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (OVERLAPS) 1/559 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:31:17] [INFO ] Deduced a trap composed of 58 places in 89 ms of which 2 ms to minimize.
[2024-06-02 21:31:18] [INFO ] Deduced a trap composed of 56 places in 75 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/559 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 236 constraints, problems are : Problem set: 0 solved, 427 unsolved in 23859 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:31:29] [INFO ] Deduced a trap composed of 54 places in 74 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (OVERLAPS) 395/558 variables, 163/179 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 57/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/558 variables, 427/663 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:31:38] [INFO ] Deduced a trap composed of 43 places in 42 ms of which 1 ms to minimize.
[2024-06-02 21:31:38] [INFO ] Deduced a trap composed of 43 places in 36 ms of which 1 ms to minimize.
[2024-06-02 21:31:42] [INFO ] Deduced a trap composed of 43 places in 41 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/558 variables, 3/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 1/559 variables, 1/667 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 559/559 variables, and 667 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 12/12 constraints]
After SMT, in 54166ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 54171ms
Finished structural reductions in LTL mode , in 1 iterations and 54522 ms. Remains : 163/163 places, 428/428 transitions.
Built C files in :
/tmp/ltsmin12837497335731016581
[2024-06-02 21:31:57] [INFO ] Built C files in 14ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12837497335731016581
Running compilation step : cd /tmp/ltsmin12837497335731016581;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 705 ms.
Running link step : cd /tmp/ltsmin12837497335731016581;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin12837497335731016581;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased12040909118379933666.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2024-06-02 21:32:13] [INFO ] Flatten gal took : 24 ms
[2024-06-02 21:32:13] [INFO ] Flatten gal took : 23 ms
[2024-06-02 21:32:13] [INFO ] Time to serialize gal into /tmp/LTL13837194291657194408.gal : 7 ms
[2024-06-02 21:32:13] [INFO ] Time to serialize properties into /tmp/LTL8754853913727826075.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13837194291657194408.gal' '-t' 'CGAL' '-hoa' '/tmp/aut12489024394371410891.hoa' '-atoms' '/tmp/LTL8754853913727826075.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL8754853913727826075.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut12489024394371410891.hoa
Detected timeout of ITS tools.
[2024-06-02 21:32:28] [INFO ] Flatten gal took : 40 ms
[2024-06-02 21:32:28] [INFO ] Flatten gal took : 61 ms
[2024-06-02 21:32:28] [INFO ] Time to serialize gal into /tmp/LTL6044880970557480114.gal : 30 ms
[2024-06-02 21:32:28] [INFO ] Time to serialize properties into /tmp/LTL6415043498003676519.ltl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6044880970557480114.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6415043498003676519.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X(X(G((F(G(!("((p10==1)&&(p126==1))"))))U(!("((p2==1)&&(p67==1))")))))))
Formula 0 simplified : XXF(GF"((p10==1)&&(p126==1))" R "((p2==1)&&(p67==1))")
Detected timeout of ITS tools.
[2024-06-02 21:32:43] [INFO ] Flatten gal took : 19 ms
[2024-06-02 21:32:43] [INFO ] Applying decomposition
[2024-06-02 21:32:43] [INFO ] Flatten gal took : 18 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph2236714908153504034.txt' '-o' '/tmp/graph2236714908153504034.bin' '-w' '/tmp/graph2236714908153504034.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph2236714908153504034.bin' '-l' '-1' '-v' '-w' '/tmp/graph2236714908153504034.weights' '-q' '0' '-e' '0.001'
[2024-06-02 21:32:43] [INFO ] Decomposing Gal with order
[2024-06-02 21:32:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-06-02 21:32:43] [INFO ] Removed a total of 675 redundant transitions.
[2024-06-02 21:32:43] [INFO ] Flatten gal took : 128 ms
[2024-06-02 21:32:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 91 labels/synchronizations in 16 ms.
[2024-06-02 21:32:43] [INFO ] Time to serialize gal into /tmp/LTL5188006231490298207.gal : 6 ms
[2024-06-02 21:32:43] [INFO ] Time to serialize properties into /tmp/LTL10565026060140600516.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5188006231490298207.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10565026060140600516.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X(G((F(G(!("((i1.u3.p10==1)&&(i2.u44.p126==1))"))))U(!("((i0.u0.p2==1)&&(i6.u38.p67==1))")))))))
Formula 0 simplified : XXF(GF"((i1.u3.p10==1)&&(i2.u44.p126==1))" R "((i0.u0.p2==1)&&(i6.u38.p67==1))")
Detected timeout of ITS tools.
Treatment of property FireWire-PT-12-LTLFireability-01 finished in 391676 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((!p0||(F(p1)&&F(G(p2))))) U G(!p1)))'
Support contains 5 out of 163 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 162 transition count 421
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 156 transition count 421
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 18 place count 153 transition count 430
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 153 transition count 424
Applied a total of 24 rules in 23 ms. Remains 153 /163 variables (removed 10) and now considering 424/428 (removed 4) transitions.
[2024-06-02 21:32:59] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
// Phase 1: matrix 385 rows 153 cols
[2024-06-02 21:32:59] [INFO ] Computed 7 invariants in 2 ms
[2024-06-02 21:32:59] [INFO ] Implicit Places using invariants in 189 ms returned []
[2024-06-02 21:32:59] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:32:59] [INFO ] Invariant cache hit.
[2024-06-02 21:32:59] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:32:59] [INFO ] Implicit Places using invariants and state equation in 284 ms returned []
Implicit Place search using SMT with State Equation took 475 ms to find 0 implicit places.
[2024-06-02 21:32:59] [INFO ] Redundant transitions in 2 ms returned []
Running 417 sub problems to find dead transitions.
[2024-06-02 21:32:59] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:32:59] [INFO ] Invariant cache hit.
[2024-06-02 21:32:59] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:33:01] [INFO ] Deduced a trap composed of 57 places in 91 ms of which 2 ms to minimize.
[2024-06-02 21:33:01] [INFO ] Deduced a trap composed of 23 places in 83 ms of which 1 ms to minimize.
[2024-06-02 21:33:01] [INFO ] Deduced a trap composed of 28 places in 88 ms of which 11 ms to minimize.
[2024-06-02 21:33:01] [INFO ] Deduced a trap composed of 34 places in 46 ms of which 1 ms to minimize.
[2024-06-02 21:33:01] [INFO ] Deduced a trap composed of 34 places in 82 ms of which 1 ms to minimize.
[2024-06-02 21:33:02] [INFO ] Deduced a trap composed of 34 places in 44 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/166 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/222 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:33:09] [INFO ] Deduced a trap composed of 40 places in 54 ms of which 1 ms to minimize.
[2024-06-02 21:33:09] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 0 ms to minimize.
[2024-06-02 21:33:10] [INFO ] Deduced a trap composed of 40 places in 45 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 3/225 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:33:11] [INFO ] Deduced a trap composed of 53 places in 113 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:33:17] [INFO ] Deduced a trap composed of 17 places in 87 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 9 (OVERLAPS) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
No progress, stopping.
After SMT solving in domain Real declared 537/538 variables, and 227 constraints, problems are : Problem set: 0 solved, 417 unsolved in 28344 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 417 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/171 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 417/644 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:33:36] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 1 ms to minimize.
[2024-06-02 21:33:38] [INFO ] Deduced a trap composed of 59 places in 78 ms of which 1 ms to minimize.
[2024-06-02 21:33:38] [INFO ] Deduced a trap composed of 91 places in 87 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 3/647 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:33:48] [INFO ] Deduced a trap composed of 56 places in 82 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 417 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 537/538 variables, and 648 constraints, problems are : Problem set: 0 solved, 417 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 15/15 constraints]
After SMT, in 58636ms problems are : Problem set: 0 solved, 417 unsolved
Search for dead transitions found 0 dead transitions in 58641ms
Starting structural reductions in SI_LTL mode, iteration 1 : 153/163 places, 424/428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59154 ms. Remains : 153/163 places, 424/428 transitions.
Stuttering acceptance computed with spot in 187 ms :[p1, (NOT p2), (AND p0 (NOT p1)), (AND (NOT p2) p1 (NOT p0)), (NOT p1)]
Running random walk in product with property : FireWire-PT-12-LTLFireability-02
Product exploration explored 100000 steps with 3 reset in 140 ms.
Stuttering criterion allowed to conclude after 656 steps with 17 reset in 2 ms.
FORMULA FireWire-PT-12-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-12-LTLFireability-02 finished in 59510 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0||G(!p1))) U G(p1)))'
Support contains 4 out of 163 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 162 transition count 421
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 156 transition count 421
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 18 place count 153 transition count 430
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 153 transition count 424
Applied a total of 24 rules in 15 ms. Remains 153 /163 variables (removed 10) and now considering 424/428 (removed 4) transitions.
[2024-06-02 21:33:58] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:33:58] [INFO ] Invariant cache hit.
[2024-06-02 21:33:58] [INFO ] Implicit Places using invariants in 111 ms returned []
[2024-06-02 21:33:58] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:33:58] [INFO ] Invariant cache hit.
[2024-06-02 21:33:58] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:33:59] [INFO ] Implicit Places using invariants and state equation in 480 ms returned []
Implicit Place search using SMT with State Equation took 608 ms to find 0 implicit places.
[2024-06-02 21:33:59] [INFO ] Redundant transitions in 2 ms returned []
Running 417 sub problems to find dead transitions.
[2024-06-02 21:33:59] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:33:59] [INFO ] Invariant cache hit.
[2024-06-02 21:33:59] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:34:00] [INFO ] Deduced a trap composed of 57 places in 84 ms of which 1 ms to minimize.
[2024-06-02 21:34:00] [INFO ] Deduced a trap composed of 23 places in 87 ms of which 1 ms to minimize.
[2024-06-02 21:34:01] [INFO ] Deduced a trap composed of 28 places in 82 ms of which 1 ms to minimize.
[2024-06-02 21:34:01] [INFO ] Deduced a trap composed of 34 places in 42 ms of which 0 ms to minimize.
[2024-06-02 21:34:01] [INFO ] Deduced a trap composed of 34 places in 84 ms of which 2 ms to minimize.
[2024-06-02 21:34:01] [INFO ] Deduced a trap composed of 34 places in 46 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/166 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/222 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:34:09] [INFO ] Deduced a trap composed of 40 places in 40 ms of which 1 ms to minimize.
[2024-06-02 21:34:09] [INFO ] Deduced a trap composed of 40 places in 31 ms of which 0 ms to minimize.
[2024-06-02 21:34:09] [INFO ] Deduced a trap composed of 40 places in 40 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 3/225 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:34:10] [INFO ] Deduced a trap composed of 53 places in 87 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:34:17] [INFO ] Deduced a trap composed of 17 places in 81 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 9 (OVERLAPS) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
No progress, stopping.
After SMT solving in domain Real declared 537/538 variables, and 227 constraints, problems are : Problem set: 0 solved, 417 unsolved in 27908 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 417 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/171 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 417/644 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:34:35] [INFO ] Deduced a trap composed of 17 places in 90 ms of which 1 ms to minimize.
[2024-06-02 21:34:37] [INFO ] Deduced a trap composed of 59 places in 75 ms of which 1 ms to minimize.
[2024-06-02 21:34:37] [INFO ] Deduced a trap composed of 91 places in 86 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 3/647 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:34:46] [INFO ] Deduced a trap composed of 56 places in 89 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 417 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 537/538 variables, and 648 constraints, problems are : Problem set: 0 solved, 417 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 15/15 constraints]
After SMT, in 58219ms problems are : Problem set: 0 solved, 417 unsolved
Search for dead transitions found 0 dead transitions in 58223ms
Starting structural reductions in SI_LTL mode, iteration 1 : 153/163 places, 424/428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58855 ms. Remains : 153/163 places, 424/428 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p1), (AND p1 (NOT p0))]
Running random walk in product with property : FireWire-PT-12-LTLFireability-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-12-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-12-LTLFireability-03 finished in 58945 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 163 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 162 transition count 421
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 156 transition count 421
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 18 place count 153 transition count 430
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 153 transition count 424
Applied a total of 24 rules in 19 ms. Remains 153 /163 variables (removed 10) and now considering 424/428 (removed 4) transitions.
[2024-06-02 21:34:57] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:34:57] [INFO ] Invariant cache hit.
[2024-06-02 21:34:57] [INFO ] Implicit Places using invariants in 134 ms returned []
[2024-06-02 21:34:57] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:34:57] [INFO ] Invariant cache hit.
[2024-06-02 21:34:57] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:34:57] [INFO ] Implicit Places using invariants and state equation in 307 ms returned []
Implicit Place search using SMT with State Equation took 482 ms to find 0 implicit places.
[2024-06-02 21:34:57] [INFO ] Redundant transitions in 2 ms returned []
Running 417 sub problems to find dead transitions.
[2024-06-02 21:34:57] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:34:57] [INFO ] Invariant cache hit.
[2024-06-02 21:34:57] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:34:59] [INFO ] Deduced a trap composed of 57 places in 100 ms of which 1 ms to minimize.
[2024-06-02 21:34:59] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 1 ms to minimize.
[2024-06-02 21:35:00] [INFO ] Deduced a trap composed of 28 places in 92 ms of which 1 ms to minimize.
[2024-06-02 21:35:00] [INFO ] Deduced a trap composed of 34 places in 44 ms of which 0 ms to minimize.
[2024-06-02 21:35:00] [INFO ] Deduced a trap composed of 34 places in 88 ms of which 1 ms to minimize.
[2024-06-02 21:35:00] [INFO ] Deduced a trap composed of 34 places in 44 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/166 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/222 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:35:08] [INFO ] Deduced a trap composed of 40 places in 30 ms of which 0 ms to minimize.
[2024-06-02 21:35:08] [INFO ] Deduced a trap composed of 40 places in 29 ms of which 1 ms to minimize.
[2024-06-02 21:35:08] [INFO ] Deduced a trap composed of 40 places in 35 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 3/225 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:35:09] [INFO ] Deduced a trap composed of 53 places in 112 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:35:16] [INFO ] Deduced a trap composed of 17 places in 94 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 9 (OVERLAPS) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
No progress, stopping.
After SMT solving in domain Real declared 537/538 variables, and 227 constraints, problems are : Problem set: 0 solved, 417 unsolved in 27874 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 417 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/171 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 417/644 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:35:34] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 1 ms to minimize.
[2024-06-02 21:35:36] [INFO ] Deduced a trap composed of 59 places in 78 ms of which 1 ms to minimize.
[2024-06-02 21:35:36] [INFO ] Deduced a trap composed of 91 places in 84 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 3/647 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:35:46] [INFO ] Deduced a trap composed of 56 places in 89 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 417 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 Int declared 537/538 variables, and 648 constraints, problems are : Problem set: 0 solved, 417 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 15/15 constraints]
After SMT, in 58222ms problems are : Problem set: 0 solved, 417 unsolved
Search for dead transitions found 0 dead transitions in 58225ms
Starting structural reductions in SI_LTL mode, iteration 1 : 153/163 places, 424/428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58734 ms. Remains : 153/163 places, 424/428 transitions.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FireWire-PT-12-LTLFireability-04
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-12-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-12-LTLFireability-04 finished in 58830 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(!p0))||(F(!p0)&&(p2||F(p0))&&p1))))'
Support contains 4 out of 163 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 162 transition count 421
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 156 transition count 421
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 18 place count 153 transition count 430
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 153 transition count 424
Applied a total of 24 rules in 16 ms. Remains 153 /163 variables (removed 10) and now considering 424/428 (removed 4) transitions.
[2024-06-02 21:35:56] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:35:56] [INFO ] Invariant cache hit.
[2024-06-02 21:35:56] [INFO ] Implicit Places using invariants in 150 ms returned []
[2024-06-02 21:35:56] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:35:56] [INFO ] Invariant cache hit.
[2024-06-02 21:35:56] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:35:56] [INFO ] Implicit Places using invariants and state equation in 277 ms returned []
Implicit Place search using SMT with State Equation took 449 ms to find 0 implicit places.
[2024-06-02 21:35:56] [INFO ] Redundant transitions in 2 ms returned []
Running 417 sub problems to find dead transitions.
[2024-06-02 21:35:56] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:35:56] [INFO ] Invariant cache hit.
[2024-06-02 21:35:56] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:35:58] [INFO ] Deduced a trap composed of 57 places in 80 ms of which 1 ms to minimize.
[2024-06-02 21:35:58] [INFO ] Deduced a trap composed of 23 places in 75 ms of which 1 ms to minimize.
[2024-06-02 21:35:58] [INFO ] Deduced a trap composed of 28 places in 79 ms of which 1 ms to minimize.
[2024-06-02 21:35:58] [INFO ] Deduced a trap composed of 34 places in 32 ms of which 1 ms to minimize.
[2024-06-02 21:35:59] [INFO ] Deduced a trap composed of 34 places in 82 ms of which 1 ms to minimize.
[2024-06-02 21:35:59] [INFO ] Deduced a trap composed of 34 places in 37 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/166 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/222 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:36:07] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 1 ms to minimize.
[2024-06-02 21:36:07] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 0 ms to minimize.
[2024-06-02 21:36:07] [INFO ] Deduced a trap composed of 40 places in 32 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 3/225 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:36:08] [INFO ] Deduced a trap composed of 53 places in 82 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:36:15] [INFO ] Deduced a trap composed of 17 places in 84 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 9 (OVERLAPS) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
No progress, stopping.
After SMT solving in domain Real declared 537/538 variables, and 227 constraints, problems are : Problem set: 0 solved, 417 unsolved in 28542 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 417 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/171 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 417/644 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:36:33] [INFO ] Deduced a trap composed of 17 places in 76 ms of which 1 ms to minimize.
[2024-06-02 21:36:35] [INFO ] Deduced a trap composed of 59 places in 81 ms of which 1 ms to minimize.
[2024-06-02 21:36:35] [INFO ] Deduced a trap composed of 91 places in 78 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 3/647 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:36:45] [INFO ] Deduced a trap composed of 56 places in 76 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 417 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 537/538 variables, and 648 constraints, problems are : Problem set: 0 solved, 417 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 15/15 constraints]
After SMT, in 58834ms problems are : Problem set: 0 solved, 417 unsolved
Search for dead transitions found 0 dead transitions in 58838ms
Starting structural reductions in SI_LTL mode, iteration 1 : 153/163 places, 424/428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59311 ms. Remains : 153/163 places, 424/428 transitions.
Stuttering acceptance computed with spot in 82 ms :[p0, p0]
Running random walk in product with property : FireWire-PT-12-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 48 ms.
Product exploration explored 100000 steps with 19 reset in 74 ms.
Computed a total of 12 stabilizing places and 27 stable transitions
Computed a total of 12 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 89 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[p0, p0]
RANDOM walk for 40000 steps (1312 resets) in 132 ms. (300 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40003 steps (273 resets) in 215 ms. (185 steps per ms) remains 1/1 properties
[2024-06-02 21:36:56] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:36:56] [INFO ] Invariant cache hit.
[2024-06-02 21:36:56] [INFO ] State equation strengthened by 56 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 90/94 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 333/427 variables, 94/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/427 variables, 36/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/427 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 98/525 variables, 50/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/525 variables, 2/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/525 variables, 20/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/525 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/526 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/526 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/526 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 10/536 variables, 7/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/536 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/536 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/537 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/537 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/537 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 537/538 variables, and 216 constraints, problems are : Problem set: 0 solved, 1 unsolved in 178 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 90/94 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 333/427 variables, 94/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/427 variables, 36/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/427 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 98/525 variables, 50/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/525 variables, 2/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/525 variables, 20/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/525 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/525 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/526 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/526 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/526 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 10/536 variables, 7/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/536 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/536 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/537 variables, 1/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/537 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/537 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 537/538 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 316 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 511ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 21 ms.
Support contains 4 out of 153 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 424/424 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 153 transition count 418
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 153 transition count 425
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 23 place count 148 transition count 418
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 27 place count 148 transition count 414
Applied a total of 27 rules in 15 ms. Remains 148 /153 variables (removed 5) and now considering 414/424 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 148/153 places, 414/424 transitions.
RANDOM walk for 40000 steps (1285 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (261 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1290800 steps, run timeout after 3001 ms. (steps per millisecond=430 ) properties seen :0 out of 1
Probabilistic random walk after 1290800 steps, saw 357094 distinct states, run finished after 3001 ms. (steps per millisecond=430 ) properties seen :0
[2024-06-02 21:36:59] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
// Phase 1: matrix 378 rows 148 cols
[2024-06-02 21:36:59] [INFO ] Computed 7 invariants in 4 ms
[2024-06-02 21:36:59] [INFO ] State equation strengthened by 56 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 87/91 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 329/420 variables, 91/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 36/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/420 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 95/515 variables, 49/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/515 variables, 3/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/515 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/515 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 10/525 variables, 7/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/525 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/525 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/526 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/526 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/526 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 526/526 variables, and 211 constraints, problems are : Problem set: 0 solved, 1 unsolved in 160 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 87/91 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 329/420 variables, 91/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 36/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/420 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 95/515 variables, 49/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/515 variables, 3/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/515 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/515 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/515 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 10/525 variables, 7/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/525 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/525 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/526 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/526 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/526 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 526/526 variables, and 212 constraints, problems are : Problem set: 0 solved, 1 unsolved in 268 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 442ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 15 ms.
Support contains 4 out of 148 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 414/414 transitions.
Applied a total of 0 rules in 5 ms. Remains 148 /148 variables (removed 0) and now considering 414/414 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 148/148 places, 414/414 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 414/414 transitions.
Applied a total of 0 rules in 4 ms. Remains 148 /148 variables (removed 0) and now considering 414/414 (removed 0) transitions.
[2024-06-02 21:37:00] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
[2024-06-02 21:37:00] [INFO ] Invariant cache hit.
[2024-06-02 21:37:00] [INFO ] Implicit Places using invariants in 78 ms returned []
[2024-06-02 21:37:00] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
[2024-06-02 21:37:00] [INFO ] Invariant cache hit.
[2024-06-02 21:37:00] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:37:00] [INFO ] Implicit Places using invariants and state equation in 254 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
[2024-06-02 21:37:00] [INFO ] Redundant transitions in 3 ms returned []
Running 408 sub problems to find dead transitions.
[2024-06-02 21:37:00] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
[2024-06-02 21:37:00] [INFO ] Invariant cache hit.
[2024-06-02 21:37:00] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/148 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:37:02] [INFO ] Deduced a trap composed of 55 places in 73 ms of which 1 ms to minimize.
[2024-06-02 21:37:02] [INFO ] Deduced a trap composed of 27 places in 76 ms of which 1 ms to minimize.
[2024-06-02 21:37:02] [INFO ] Deduced a trap composed of 17 places in 77 ms of which 1 ms to minimize.
[2024-06-02 21:37:02] [INFO ] Deduced a trap composed of 32 places in 41 ms of which 0 ms to minimize.
[2024-06-02 21:37:02] [INFO ] Deduced a trap composed of 33 places in 36 ms of which 1 ms to minimize.
[2024-06-02 21:37:02] [INFO ] Deduced a trap composed of 39 places in 73 ms of which 1 ms to minimize.
[2024-06-02 21:37:02] [INFO ] Deduced a trap composed of 32 places in 28 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/148 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:37:05] [INFO ] Deduced a trap composed of 30 places in 70 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/148 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:37:06] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/148 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 5 (OVERLAPS) 378/526 variables, 148/164 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/526 variables, 56/220 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:37:13] [INFO ] Deduced a trap composed of 52 places in 75 ms of which 1 ms to minimize.
[2024-06-02 21:37:13] [INFO ] Deduced a trap composed of 53 places in 76 ms of which 1 ms to minimize.
[2024-06-02 21:37:13] [INFO ] Deduced a trap composed of 23 places in 83 ms of which 1 ms to minimize.
[2024-06-02 21:37:15] [INFO ] Deduced a trap composed of 38 places in 45 ms of which 0 ms to minimize.
[2024-06-02 21:37:15] [INFO ] Deduced a trap composed of 39 places in 50 ms of which 1 ms to minimize.
[2024-06-02 21:37:15] [INFO ] Deduced a trap composed of 38 places in 39 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/526 variables, 6/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/526 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 9 (OVERLAPS) 0/526 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
No progress, stopping.
After SMT solving in domain Real declared 526/526 variables, and 226 constraints, problems are : Problem set: 0 solved, 408 unsolved in 24918 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 408/408 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 408 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/148 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/148 variables, 15/22 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/148 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 3 (OVERLAPS) 378/526 variables, 148/170 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/526 variables, 56/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/526 variables, 408/634 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/526 variables, 0/634 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 7 (OVERLAPS) 0/526 variables, 0/634 constraints. Problems are: Problem set: 0 solved, 408 unsolved
No progress, stopping.
After SMT solving in domain Int declared 526/526 variables, and 634 constraints, problems are : Problem set: 0 solved, 408 unsolved in 26932 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 408/408 constraints, Known Traps: 15/15 constraints]
After SMT, in 52159ms problems are : Problem set: 0 solved, 408 unsolved
Search for dead transitions found 0 dead transitions in 52166ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52514 ms. Remains : 148/148 places, 414/414 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 120 edges and 148 vertex of which 27 / 148 are part of one of the 3 SCC in 0 ms
Free SCC test removed 24 places
Drop transitions (Empty/Sink Transition effects.) removed 72 transitions
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 129 transitions.
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 0 with 2 rules applied. Total rules applied 3 place count 123 transition count 284
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 9 place count 123 transition count 278
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 123 transition count 278
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 15 place count 123 transition count 275
Applied a total of 15 rules in 15 ms. Remains 123 /148 variables (removed 25) and now considering 275/414 (removed 139) transitions.
Running SMT prover for 1 properties.
[2024-06-02 21:37:52] [INFO ] Flow matrix only has 273 transitions (discarded 2 similar events)
// Phase 1: matrix 273 rows 123 cols
[2024-06-02 21:37:52] [INFO ] Computed 7 invariants in 2 ms
[2024-06-02 21:37:52] [INFO ] [Real]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-06-02 21:37:52] [INFO ] After 109ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-02 21:37:52] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-02 21:37:53] [INFO ] After 70ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-02 21:37:53] [INFO ] Deduced a trap composed of 24 places in 35 ms of which 1 ms to minimize.
[2024-06-02 21:37:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
TRAPS : Iteration 1
[2024-06-02 21:37:53] [INFO ] After 173ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-02 21:37:53] [INFO ] After 232ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 366 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 5 factoid took 104 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[p0, p0]
Stuttering acceptance computed with spot in 78 ms :[p0, p0]
Support contains 4 out of 153 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 153/153 places, 424/424 transitions.
Applied a total of 0 rules in 8 ms. Remains 153 /153 variables (removed 0) and now considering 424/424 (removed 0) transitions.
[2024-06-02 21:37:53] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
// Phase 1: matrix 385 rows 153 cols
[2024-06-02 21:37:53] [INFO ] Computed 7 invariants in 3 ms
[2024-06-02 21:37:53] [INFO ] Implicit Places using invariants in 76 ms returned []
[2024-06-02 21:37:53] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:37:53] [INFO ] Invariant cache hit.
[2024-06-02 21:37:53] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:37:53] [INFO ] Implicit Places using invariants and state equation in 242 ms returned []
Implicit Place search using SMT with State Equation took 319 ms to find 0 implicit places.
[2024-06-02 21:37:53] [INFO ] Redundant transitions in 4 ms returned []
Running 417 sub problems to find dead transitions.
[2024-06-02 21:37:53] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:37:53] [INFO ] Invariant cache hit.
[2024-06-02 21:37:53] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:37:55] [INFO ] Deduced a trap composed of 57 places in 78 ms of which 1 ms to minimize.
[2024-06-02 21:37:55] [INFO ] Deduced a trap composed of 23 places in 70 ms of which 1 ms to minimize.
[2024-06-02 21:37:55] [INFO ] Deduced a trap composed of 28 places in 72 ms of which 1 ms to minimize.
[2024-06-02 21:37:55] [INFO ] Deduced a trap composed of 34 places in 29 ms of which 0 ms to minimize.
[2024-06-02 21:37:56] [INFO ] Deduced a trap composed of 34 places in 78 ms of which 1 ms to minimize.
[2024-06-02 21:37:56] [INFO ] Deduced a trap composed of 34 places in 34 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/166 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/222 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:38:04] [INFO ] Deduced a trap composed of 40 places in 32 ms of which 0 ms to minimize.
[2024-06-02 21:38:04] [INFO ] Deduced a trap composed of 40 places in 34 ms of which 1 ms to minimize.
[2024-06-02 21:38:04] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 3/225 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:38:05] [INFO ] Deduced a trap composed of 53 places in 76 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:38:12] [INFO ] Deduced a trap composed of 17 places in 80 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 9 (OVERLAPS) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
No progress, stopping.
After SMT solving in domain Real declared 537/538 variables, and 227 constraints, problems are : Problem set: 0 solved, 417 unsolved in 28242 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 417 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/171 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 417/644 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:38:30] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
[2024-06-02 21:38:32] [INFO ] Deduced a trap composed of 59 places in 75 ms of which 1 ms to minimize.
[2024-06-02 21:38:32] [INFO ] Deduced a trap composed of 91 places in 91 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 3/647 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:38:41] [INFO ] Deduced a trap composed of 56 places in 81 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 417 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 537/538 variables, and 648 constraints, problems are : Problem set: 0 solved, 417 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 15/15 constraints]
After SMT, in 58570ms problems are : Problem set: 0 solved, 417 unsolved
Search for dead transitions found 0 dead transitions in 58576ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 58919 ms. Remains : 153/153 places, 424/424 transitions.
Computed a total of 12 stabilizing places and 27 stable transitions
Computed a total of 12 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 78 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[p0, p0]
RANDOM walk for 40000 steps (1304 resets) in 148 ms. (268 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40003 steps (281 resets) in 28 ms. (1379 steps per ms) remains 1/1 properties
[2024-06-02 21:38:52] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:38:52] [INFO ] Invariant cache hit.
[2024-06-02 21:38:52] [INFO ] State equation strengthened by 56 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 90/94 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 333/427 variables, 94/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/427 variables, 36/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/427 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 98/525 variables, 50/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/525 variables, 2/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/525 variables, 20/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/525 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/526 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/526 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/526 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 10/536 variables, 7/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/536 variables, 1/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/536 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/537 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/537 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/537 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 537/538 variables, and 216 constraints, problems are : Problem set: 0 solved, 1 unsolved in 176 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 90/94 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/94 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 333/427 variables, 94/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/427 variables, 36/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/427 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 98/525 variables, 50/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/525 variables, 2/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/525 variables, 20/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/525 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/525 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/526 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/526 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/526 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 10/536 variables, 7/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/536 variables, 1/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/536 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/537 variables, 1/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/537 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/537 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 537/538 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 354 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 559ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 18 ms.
Support contains 4 out of 153 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 424/424 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 153 transition count 418
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 153 transition count 425
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 23 place count 148 transition count 418
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 27 place count 148 transition count 414
Applied a total of 27 rules in 13 ms. Remains 148 /153 variables (removed 5) and now considering 414/424 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 148/153 places, 414/424 transitions.
RANDOM walk for 40000 steps (1283 resets) in 93 ms. (425 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (263 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1233496 steps, run timeout after 3001 ms. (steps per millisecond=411 ) properties seen :0 out of 1
Probabilistic random walk after 1233496 steps, saw 341626 distinct states, run finished after 3001 ms. (steps per millisecond=411 ) properties seen :0
[2024-06-02 21:38:56] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
// Phase 1: matrix 378 rows 148 cols
[2024-06-02 21:38:56] [INFO ] Computed 7 invariants in 5 ms
[2024-06-02 21:38:56] [INFO ] State equation strengthened by 56 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 87/91 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 329/420 variables, 91/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 36/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/420 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 95/515 variables, 49/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/515 variables, 3/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/515 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/515 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 10/525 variables, 7/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/525 variables, 1/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/525 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/526 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/526 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/526 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 526/526 variables, and 211 constraints, problems are : Problem set: 0 solved, 1 unsolved in 166 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 87/91 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 329/420 variables, 91/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 36/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/420 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 95/515 variables, 49/179 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/515 variables, 3/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/515 variables, 20/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/515 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/515 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 10/525 variables, 7/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/525 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/525 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/526 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/526 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/526 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 526/526 variables, and 212 constraints, problems are : Problem set: 0 solved, 1 unsolved in 264 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 462ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 ms.
Support contains 4 out of 148 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 414/414 transitions.
Applied a total of 0 rules in 4 ms. Remains 148 /148 variables (removed 0) and now considering 414/414 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 148/148 places, 414/414 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 414/414 transitions.
Applied a total of 0 rules in 4 ms. Remains 148 /148 variables (removed 0) and now considering 414/414 (removed 0) transitions.
[2024-06-02 21:38:56] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
[2024-06-02 21:38:56] [INFO ] Invariant cache hit.
[2024-06-02 21:38:56] [INFO ] Implicit Places using invariants in 114 ms returned []
[2024-06-02 21:38:56] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
[2024-06-02 21:38:56] [INFO ] Invariant cache hit.
[2024-06-02 21:38:56] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:38:57] [INFO ] Implicit Places using invariants and state equation in 237 ms returned []
Implicit Place search using SMT with State Equation took 385 ms to find 0 implicit places.
[2024-06-02 21:38:57] [INFO ] Redundant transitions in 2 ms returned []
Running 408 sub problems to find dead transitions.
[2024-06-02 21:38:57] [INFO ] Flow matrix only has 378 transitions (discarded 36 similar events)
[2024-06-02 21:38:57] [INFO ] Invariant cache hit.
[2024-06-02 21:38:57] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/148 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:38:58] [INFO ] Deduced a trap composed of 55 places in 99 ms of which 1 ms to minimize.
[2024-06-02 21:38:58] [INFO ] Deduced a trap composed of 27 places in 84 ms of which 1 ms to minimize.
[2024-06-02 21:38:59] [INFO ] Deduced a trap composed of 17 places in 76 ms of which 1 ms to minimize.
[2024-06-02 21:38:59] [INFO ] Deduced a trap composed of 32 places in 43 ms of which 0 ms to minimize.
[2024-06-02 21:38:59] [INFO ] Deduced a trap composed of 33 places in 25 ms of which 0 ms to minimize.
[2024-06-02 21:38:59] [INFO ] Deduced a trap composed of 39 places in 79 ms of which 1 ms to minimize.
[2024-06-02 21:38:59] [INFO ] Deduced a trap composed of 32 places in 26 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/148 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:39:01] [INFO ] Deduced a trap composed of 30 places in 86 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/148 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:39:02] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 6 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/148 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 5 (OVERLAPS) 378/526 variables, 148/164 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/526 variables, 56/220 constraints. Problems are: Problem set: 0 solved, 408 unsolved
[2024-06-02 21:39:09] [INFO ] Deduced a trap composed of 52 places in 85 ms of which 1 ms to minimize.
[2024-06-02 21:39:09] [INFO ] Deduced a trap composed of 53 places in 88 ms of which 1 ms to minimize.
[2024-06-02 21:39:09] [INFO ] Deduced a trap composed of 23 places in 74 ms of which 2 ms to minimize.
[2024-06-02 21:39:11] [INFO ] Deduced a trap composed of 38 places in 39 ms of which 0 ms to minimize.
[2024-06-02 21:39:11] [INFO ] Deduced a trap composed of 39 places in 38 ms of which 1 ms to minimize.
[2024-06-02 21:39:11] [INFO ] Deduced a trap composed of 38 places in 39 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/526 variables, 6/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/526 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 9 (OVERLAPS) 0/526 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
No progress, stopping.
After SMT solving in domain Real declared 526/526 variables, and 226 constraints, problems are : Problem set: 0 solved, 408 unsolved in 24093 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 408/408 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 408 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/148 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/148 variables, 15/22 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/148 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 3 (OVERLAPS) 378/526 variables, 148/170 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/526 variables, 56/226 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/526 variables, 408/634 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/526 variables, 0/634 constraints. Problems are: Problem set: 0 solved, 408 unsolved
At refinement iteration 7 (OVERLAPS) 0/526 variables, 0/634 constraints. Problems are: Problem set: 0 solved, 408 unsolved
No progress, stopping.
After SMT solving in domain Int declared 526/526 variables, and 634 constraints, problems are : Problem set: 0 solved, 408 unsolved in 26657 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 408/408 constraints, Known Traps: 15/15 constraints]
After SMT, in 51082ms problems are : Problem set: 0 solved, 408 unsolved
Search for dead transitions found 0 dead transitions in 51086ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51483 ms. Remains : 148/148 places, 414/414 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 120 edges and 148 vertex of which 27 / 148 are part of one of the 3 SCC in 0 ms
Free SCC test removed 24 places
Drop transitions (Empty/Sink Transition effects.) removed 72 transitions
Ensure Unique test removed 57 transitions
Reduce isomorphic transitions removed 129 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 123 transition count 284
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 9 place count 123 transition count 278
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 123 transition count 278
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 15 place count 123 transition count 275
Applied a total of 15 rules in 10 ms. Remains 123 /148 variables (removed 25) and now considering 275/414 (removed 139) transitions.
Running SMT prover for 1 properties.
[2024-06-02 21:39:48] [INFO ] Flow matrix only has 273 transitions (discarded 2 similar events)
// Phase 1: matrix 273 rows 123 cols
[2024-06-02 21:39:48] [INFO ] Computed 7 invariants in 1 ms
[2024-06-02 21:39:48] [INFO ] [Real]Absence check using 7 positive place invariants in 60 ms returned sat
[2024-06-02 21:39:48] [INFO ] After 332ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-02 21:39:48] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-06-02 21:39:48] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-02 21:39:48] [INFO ] Deduced a trap composed of 24 places in 36 ms of which 0 ms to minimize.
[2024-06-02 21:39:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 55 ms
TRAPS : Iteration 1
[2024-06-02 21:39:48] [INFO ] After 174ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-02 21:39:48] [INFO ] After 220ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 570 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 5 factoid took 97 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[p0, p0]
Stuttering acceptance computed with spot in 60 ms :[p0, p0]
Stuttering acceptance computed with spot in 71 ms :[p0, p0]
Product exploration explored 100000 steps with 1 reset in 43 ms.
Product exploration explored 100000 steps with 0 reset in 47 ms.
Built C files in :
/tmp/ltsmin4131734375077061702
[2024-06-02 21:39:49] [INFO ] Computing symmetric may disable matrix : 424 transitions.
[2024-06-02 21:39:49] [INFO ] Computation of Complete disable matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-06-02 21:39:49] [INFO ] Computing symmetric may enable matrix : 424 transitions.
[2024-06-02 21:39:49] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-06-02 21:39:49] [INFO ] Computing Do-Not-Accords matrix : 424 transitions.
[2024-06-02 21:39:49] [INFO ] Computation of Completed DNA matrix. took 12 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-06-02 21:39:49] [INFO ] Built C files in 91ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4131734375077061702
Running compilation step : cd /tmp/ltsmin4131734375077061702;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1011 ms.
Running link step : cd /tmp/ltsmin4131734375077061702;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin4131734375077061702;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased2692238800789771263.hoa' '--buchi-type=spotba'
LTSmin run took 2688 ms.
FORMULA FireWire-PT-12-LTLFireability-05 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property FireWire-PT-12-LTLFireability-05 finished in 236727 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 4 out of 163 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 162 transition count 421
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 156 transition count 421
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 18 place count 153 transition count 430
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 153 transition count 424
Applied a total of 24 rules in 12 ms. Remains 153 /163 variables (removed 10) and now considering 424/428 (removed 4) transitions.
[2024-06-02 21:39:53] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
// Phase 1: matrix 385 rows 153 cols
[2024-06-02 21:39:53] [INFO ] Computed 7 invariants in 1 ms
[2024-06-02 21:39:53] [INFO ] Implicit Places using invariants in 196 ms returned []
[2024-06-02 21:39:53] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:39:53] [INFO ] Invariant cache hit.
[2024-06-02 21:39:53] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:39:53] [INFO ] Implicit Places using invariants and state equation in 246 ms returned []
Implicit Place search using SMT with State Equation took 465 ms to find 0 implicit places.
[2024-06-02 21:39:53] [INFO ] Redundant transitions in 2 ms returned []
Running 417 sub problems to find dead transitions.
[2024-06-02 21:39:53] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
[2024-06-02 21:39:53] [INFO ] Invariant cache hit.
[2024-06-02 21:39:53] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:39:55] [INFO ] Deduced a trap composed of 57 places in 93 ms of which 2 ms to minimize.
[2024-06-02 21:39:55] [INFO ] Deduced a trap composed of 23 places in 91 ms of which 1 ms to minimize.
[2024-06-02 21:39:55] [INFO ] Deduced a trap composed of 28 places in 73 ms of which 1 ms to minimize.
[2024-06-02 21:39:55] [INFO ] Deduced a trap composed of 34 places in 50 ms of which 1 ms to minimize.
[2024-06-02 21:39:55] [INFO ] Deduced a trap composed of 34 places in 84 ms of which 1 ms to minimize.
[2024-06-02 21:39:55] [INFO ] Deduced a trap composed of 34 places in 51 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/166 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/222 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:40:03] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 1 ms to minimize.
[2024-06-02 21:40:03] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 0 ms to minimize.
[2024-06-02 21:40:03] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 3/225 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:40:04] [INFO ] Deduced a trap composed of 53 places in 90 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:40:11] [INFO ] Deduced a trap composed of 17 places in 77 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 9 (OVERLAPS) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
No progress, stopping.
After SMT solving in domain Real declared 537/538 variables, and 227 constraints, problems are : Problem set: 0 solved, 417 unsolved in 28527 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 417 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/171 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 417/644 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:40:30] [INFO ] Deduced a trap composed of 17 places in 75 ms of which 1 ms to minimize.
[2024-06-02 21:40:32] [INFO ] Deduced a trap composed of 59 places in 78 ms of which 1 ms to minimize.
[2024-06-02 21:40:32] [INFO ] Deduced a trap composed of 91 places in 83 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 3/647 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:40:42] [INFO ] Deduced a trap composed of 56 places in 88 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 417 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 537/538 variables, and 648 constraints, problems are : Problem set: 0 solved, 417 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 15/15 constraints]
After SMT, in 58845ms problems are : Problem set: 0 solved, 417 unsolved
Search for dead transitions found 0 dead transitions in 58849ms
Starting structural reductions in SI_LTL mode, iteration 1 : 153/163 places, 424/428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59332 ms. Remains : 153/163 places, 424/428 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : FireWire-PT-12-LTLFireability-07
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-12-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-12-LTLFireability-07 finished in 59381 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0)) U (G(p2)&&p1)))'
Support contains 5 out of 163 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 163 transition count 422
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 157 transition count 422
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 16 place count 155 transition count 428
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 20 place count 155 transition count 424
Applied a total of 20 rules in 13 ms. Remains 155 /163 variables (removed 8) and now considering 424/428 (removed 4) transitions.
[2024-06-02 21:40:52] [INFO ] Flow matrix only has 388 transitions (discarded 36 similar events)
// Phase 1: matrix 388 rows 155 cols
[2024-06-02 21:40:52] [INFO ] Computed 7 invariants in 2 ms
[2024-06-02 21:40:52] [INFO ] Implicit Places using invariants in 132 ms returned []
[2024-06-02 21:40:52] [INFO ] Flow matrix only has 388 transitions (discarded 36 similar events)
[2024-06-02 21:40:52] [INFO ] Invariant cache hit.
[2024-06-02 21:40:52] [INFO ] State equation strengthened by 60 read => feed constraints.
[2024-06-02 21:40:52] [INFO ] Implicit Places using invariants and state equation in 272 ms returned []
Implicit Place search using SMT with State Equation took 422 ms to find 0 implicit places.
[2024-06-02 21:40:52] [INFO ] Redundant transitions in 3 ms returned []
Running 423 sub problems to find dead transitions.
[2024-06-02 21:40:52] [INFO ] Flow matrix only has 388 transitions (discarded 36 similar events)
[2024-06-02 21:40:52] [INFO ] Invariant cache hit.
[2024-06-02 21:40:52] [INFO ] State equation strengthened by 60 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 1 (OVERLAPS) 1/155 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 423 unsolved
[2024-06-02 21:40:55] [INFO ] Deduced a trap composed of 58 places in 79 ms of which 1 ms to minimize.
[2024-06-02 21:40:55] [INFO ] Deduced a trap composed of 35 places in 30 ms of which 1 ms to minimize.
[2024-06-02 21:40:55] [INFO ] Deduced a trap composed of 54 places in 78 ms of which 2 ms to minimize.
[2024-06-02 21:40:55] [INFO ] Deduced a trap composed of 24 places in 76 ms of which 1 ms to minimize.
[2024-06-02 21:40:56] [INFO ] Deduced a trap composed of 36 places in 39 ms of which 0 ms to minimize.
[2024-06-02 21:40:56] [INFO ] Deduced a trap composed of 35 places in 33 ms of which 0 ms to minimize.
[2024-06-02 21:40:56] [INFO ] Deduced a trap composed of 17 places in 90 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 4 (OVERLAPS) 387/542 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/542 variables, 59/228 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/542 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 7 (OVERLAPS) 1/543 variables, 1/229 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/543 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 9 (OVERLAPS) 0/543 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 423 unsolved
No progress, stopping.
After SMT solving in domain Real declared 543/543 variables, and 229 constraints, problems are : Problem set: 0 solved, 423 unsolved in 22267 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 155/155 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 423/423 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 423 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 1 (OVERLAPS) 1/155 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/155 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/155 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 4 (OVERLAPS) 387/542 variables, 155/169 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/542 variables, 59/228 constraints. Problems are: Problem set: 0 solved, 423 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/542 variables, 423/651 constraints. Problems are: Problem set: 0 solved, 423 unsolved
[2024-06-02 21:41:25] [INFO ] Deduced a trap composed of 41 places in 45 ms of which 1 ms to minimize.
[2024-06-02 21:41:28] [INFO ] Deduced a trap composed of 42 places in 40 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/542 variables, 2/653 constraints. Problems are: Problem set: 0 solved, 423 unsolved
[2024-06-02 21:41:37] [INFO ] Deduced a trap composed of 41 places in 42 ms of which 1 ms to minimize.
[2024-06-02 21:41:40] [INFO ] Deduced a trap composed of 93 places in 72 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/542 variables, 2/655 constraints. Problems are: Problem set: 0 solved, 423 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 542/543 variables, and 655 constraints, problems are : Problem set: 0 solved, 423 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 155/155 constraints, ReadFeed: 59/60 constraints, PredecessorRefiner: 423/423 constraints, Known Traps: 11/11 constraints]
After SMT, in 52641ms problems are : Problem set: 0 solved, 423 unsolved
Search for dead transitions found 0 dead transitions in 52645ms
Starting structural reductions in SI_LTL mode, iteration 1 : 155/163 places, 424/428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53087 ms. Remains : 155/163 places, 424/428 transitions.
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p2) (NOT p1)), (NOT p0), (NOT p2)]
Running random walk in product with property : FireWire-PT-12-LTLFireability-08
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-12-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-12-LTLFireability-08 finished in 53212 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p1)||p0)))'
Support contains 6 out of 163 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Applied a total of 0 rules in 1 ms. Remains 163 /163 variables (removed 0) and now considering 428/428 (removed 0) transitions.
[2024-06-02 21:41:45] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
// Phase 1: matrix 396 rows 163 cols
[2024-06-02 21:41:45] [INFO ] Computed 7 invariants in 1 ms
[2024-06-02 21:41:45] [INFO ] Implicit Places using invariants in 71 ms returned []
[2024-06-02 21:41:45] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:41:45] [INFO ] Invariant cache hit.
[2024-06-02 21:41:45] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-02 21:41:45] [INFO ] Implicit Places using invariants and state equation in 260 ms returned []
Implicit Place search using SMT with State Equation took 357 ms to find 0 implicit places.
Running 427 sub problems to find dead transitions.
[2024-06-02 21:41:46] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:41:46] [INFO ] Invariant cache hit.
[2024-06-02 21:41:46] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:41:48] [INFO ] Deduced a trap composed of 36 places in 36 ms of which 0 ms to minimize.
[2024-06-02 21:41:48] [INFO ] Deduced a trap composed of 58 places in 80 ms of which 1 ms to minimize.
[2024-06-02 21:41:49] [INFO ] Deduced a trap composed of 24 places in 80 ms of which 1 ms to minimize.
[2024-06-02 21:41:49] [INFO ] Deduced a trap composed of 36 places in 83 ms of which 1 ms to minimize.
[2024-06-02 21:41:49] [INFO ] Deduced a trap composed of 17 places in 88 ms of which 1 ms to minimize.
[2024-06-02 21:41:49] [INFO ] Deduced a trap composed of 36 places in 37 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 395/558 variables, 163/176 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/558 variables, 57/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (OVERLAPS) 1/559 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:42:00] [INFO ] Deduced a trap composed of 58 places in 81 ms of which 2 ms to minimize.
[2024-06-02 21:42:00] [INFO ] Deduced a trap composed of 56 places in 86 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/559 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 236 constraints, problems are : Problem set: 0 solved, 427 unsolved in 24114 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:42:12] [INFO ] Deduced a trap composed of 54 places in 81 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (OVERLAPS) 395/558 variables, 163/179 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 57/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/558 variables, 427/663 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:42:20] [INFO ] Deduced a trap composed of 43 places in 39 ms of which 1 ms to minimize.
[2024-06-02 21:42:20] [INFO ] Deduced a trap composed of 43 places in 33 ms of which 2 ms to minimize.
[2024-06-02 21:42:24] [INFO ] Deduced a trap composed of 43 places in 41 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/558 variables, 3/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 1/559 variables, 1/667 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 559/559 variables, and 667 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 12/12 constraints]
After SMT, in 54416ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 54421ms
Finished structural reductions in LTL mode , in 1 iterations and 54794 ms. Remains : 163/163 places, 428/428 transitions.
Stuttering acceptance computed with spot in 64 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FireWire-PT-12-LTLFireability-09
Product exploration explored 100000 steps with 50000 reset in 206 ms.
Product exploration explored 100000 steps with 50000 reset in 289 ms.
Computed a total of 19 stabilizing places and 31 stable transitions
Computed a total of 19 stabilizing places and 31 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 38 ms. Reduced automaton from 2 states, 2 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FireWire-PT-12-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FireWire-PT-12-LTLFireability-09 finished in 55417 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||F(p1)))'
Support contains 3 out of 163 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Applied a total of 0 rules in 1 ms. Remains 163 /163 variables (removed 0) and now considering 428/428 (removed 0) transitions.
[2024-06-02 21:42:41] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:42:41] [INFO ] Invariant cache hit.
[2024-06-02 21:42:41] [INFO ] Implicit Places using invariants in 126 ms returned []
[2024-06-02 21:42:41] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:42:41] [INFO ] Invariant cache hit.
[2024-06-02 21:42:41] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-02 21:42:41] [INFO ] Implicit Places using invariants and state equation in 335 ms returned []
Implicit Place search using SMT with State Equation took 471 ms to find 0 implicit places.
Running 427 sub problems to find dead transitions.
[2024-06-02 21:42:41] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:42:41] [INFO ] Invariant cache hit.
[2024-06-02 21:42:41] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:42:44] [INFO ] Deduced a trap composed of 36 places in 33 ms of which 0 ms to minimize.
[2024-06-02 21:42:44] [INFO ] Deduced a trap composed of 58 places in 93 ms of which 1 ms to minimize.
[2024-06-02 21:42:44] [INFO ] Deduced a trap composed of 24 places in 94 ms of which 1 ms to minimize.
[2024-06-02 21:42:44] [INFO ] Deduced a trap composed of 36 places in 74 ms of which 1 ms to minimize.
[2024-06-02 21:42:44] [INFO ] Deduced a trap composed of 17 places in 82 ms of which 1 ms to minimize.
[2024-06-02 21:42:45] [INFO ] Deduced a trap composed of 36 places in 34 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 395/558 variables, 163/176 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/558 variables, 57/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (OVERLAPS) 1/559 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:42:55] [INFO ] Deduced a trap composed of 58 places in 90 ms of which 2 ms to minimize.
[2024-06-02 21:42:55] [INFO ] Deduced a trap composed of 56 places in 80 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/559 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 236 constraints, problems are : Problem set: 0 solved, 427 unsolved in 23845 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:43:07] [INFO ] Deduced a trap composed of 54 places in 88 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (OVERLAPS) 395/558 variables, 163/179 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 57/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/558 variables, 427/663 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:43:16] [INFO ] Deduced a trap composed of 43 places in 45 ms of which 1 ms to minimize.
[2024-06-02 21:43:16] [INFO ] Deduced a trap composed of 43 places in 50 ms of which 0 ms to minimize.
[2024-06-02 21:43:20] [INFO ] Deduced a trap composed of 43 places in 54 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/558 variables, 3/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 1/559 variables, 1/667 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 559/559 variables, and 667 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 12/12 constraints]
After SMT, in 54144ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 54148ms
Finished structural reductions in LTL mode , in 1 iterations and 54621 ms. Remains : 163/163 places, 428/428 transitions.
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : FireWire-PT-12-LTLFireability-10
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-12-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-12-LTLFireability-10 finished in 54789 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U G(p1)) U X(X((p1&&G(F(p0)))))))'
Support contains 3 out of 163 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Applied a total of 0 rules in 3 ms. Remains 163 /163 variables (removed 0) and now considering 428/428 (removed 0) transitions.
[2024-06-02 21:43:35] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:43:35] [INFO ] Invariant cache hit.
[2024-06-02 21:43:35] [INFO ] Implicit Places using invariants in 78 ms returned []
[2024-06-02 21:43:35] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:43:35] [INFO ] Invariant cache hit.
[2024-06-02 21:43:36] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-02 21:43:36] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 311 ms to find 0 implicit places.
Running 427 sub problems to find dead transitions.
[2024-06-02 21:43:36] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:43:36] [INFO ] Invariant cache hit.
[2024-06-02 21:43:36] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:43:38] [INFO ] Deduced a trap composed of 36 places in 36 ms of which 1 ms to minimize.
[2024-06-02 21:43:39] [INFO ] Deduced a trap composed of 58 places in 86 ms of which 1 ms to minimize.
[2024-06-02 21:43:39] [INFO ] Deduced a trap composed of 24 places in 79 ms of which 2 ms to minimize.
[2024-06-02 21:43:39] [INFO ] Deduced a trap composed of 36 places in 79 ms of which 1 ms to minimize.
[2024-06-02 21:43:39] [INFO ] Deduced a trap composed of 17 places in 77 ms of which 2 ms to minimize.
[2024-06-02 21:43:39] [INFO ] Deduced a trap composed of 36 places in 37 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 395/558 variables, 163/176 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/558 variables, 57/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (OVERLAPS) 1/559 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:43:50] [INFO ] Deduced a trap composed of 58 places in 82 ms of which 1 ms to minimize.
[2024-06-02 21:43:50] [INFO ] Deduced a trap composed of 56 places in 80 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/559 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 236 constraints, problems are : Problem set: 0 solved, 427 unsolved in 23996 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:44:02] [INFO ] Deduced a trap composed of 54 places in 85 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (OVERLAPS) 395/558 variables, 163/179 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 57/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/558 variables, 427/663 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:44:10] [INFO ] Deduced a trap composed of 43 places in 40 ms of which 0 ms to minimize.
[2024-06-02 21:44:10] [INFO ] Deduced a trap composed of 43 places in 54 ms of which 1 ms to minimize.
[2024-06-02 21:44:15] [INFO ] Deduced a trap composed of 43 places in 41 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/558 variables, 3/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 1/559 variables, 1/667 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 559/559 variables, and 667 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 12/12 constraints]
After SMT, in 54356ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 54361ms
Finished structural reductions in LTL mode , in 1 iterations and 54677 ms. Remains : 163/163 places, 428/428 transitions.
Stuttering acceptance computed with spot in 880 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p1) (NOT p0)), true, (NOT p0), (NOT p0), (NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0), (NOT p0)]
Running random walk in product with property : FireWire-PT-12-LTLFireability-11
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-12-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-12-LTLFireability-11 finished in 55599 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 163 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Applied a total of 0 rules in 1 ms. Remains 163 /163 variables (removed 0) and now considering 428/428 (removed 0) transitions.
[2024-06-02 21:44:31] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:44:31] [INFO ] Invariant cache hit.
[2024-06-02 21:44:31] [INFO ] Implicit Places using invariants in 87 ms returned []
[2024-06-02 21:44:31] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:44:31] [INFO ] Invariant cache hit.
[2024-06-02 21:44:31] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-02 21:44:31] [INFO ] Implicit Places using invariants and state equation in 236 ms returned []
Implicit Place search using SMT with State Equation took 325 ms to find 0 implicit places.
Running 427 sub problems to find dead transitions.
[2024-06-02 21:44:31] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:44:31] [INFO ] Invariant cache hit.
[2024-06-02 21:44:31] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:44:34] [INFO ] Deduced a trap composed of 36 places in 34 ms of which 0 ms to minimize.
[2024-06-02 21:44:34] [INFO ] Deduced a trap composed of 58 places in 79 ms of which 1 ms to minimize.
[2024-06-02 21:44:34] [INFO ] Deduced a trap composed of 24 places in 75 ms of which 1 ms to minimize.
[2024-06-02 21:44:35] [INFO ] Deduced a trap composed of 36 places in 81 ms of which 1 ms to minimize.
[2024-06-02 21:44:35] [INFO ] Deduced a trap composed of 17 places in 69 ms of which 1 ms to minimize.
[2024-06-02 21:44:35] [INFO ] Deduced a trap composed of 36 places in 40 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 395/558 variables, 163/176 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/558 variables, 57/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (OVERLAPS) 1/559 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:44:46] [INFO ] Deduced a trap composed of 58 places in 79 ms of which 1 ms to minimize.
[2024-06-02 21:44:46] [INFO ] Deduced a trap composed of 56 places in 85 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/559 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 236 constraints, problems are : Problem set: 0 solved, 427 unsolved in 24135 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:44:57] [INFO ] Deduced a trap composed of 54 places in 87 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (OVERLAPS) 395/558 variables, 163/179 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 57/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/558 variables, 427/663 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:45:06] [INFO ] Deduced a trap composed of 43 places in 42 ms of which 0 ms to minimize.
[2024-06-02 21:45:06] [INFO ] Deduced a trap composed of 43 places in 46 ms of which 1 ms to minimize.
[2024-06-02 21:45:10] [INFO ] Deduced a trap composed of 43 places in 45 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/558 variables, 3/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 1/559 variables, 1/667 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 559/559 variables, and 667 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 12/12 constraints]
After SMT, in 54488ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 54493ms
Finished structural reductions in LTL mode , in 1 iterations and 54820 ms. Remains : 163/163 places, 428/428 transitions.
Stuttering acceptance computed with spot in 88 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FireWire-PT-12-LTLFireability-12
Product exploration explored 100000 steps with 4 reset in 52 ms.
Product exploration explored 100000 steps with 3 reset in 53 ms.
Computed a total of 19 stabilizing places and 31 stable transitions
Computed a total of 19 stabilizing places and 31 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[true, (NOT p0)]
RANDOM walk for 5893 steps (165 resets) in 48 ms. (120 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Property proved to be false thanks to negative knowledge :(F (NOT p0))
Knowledge based reduction with 3 factoid took 94 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA FireWire-PT-12-LTLFireability-12 FALSE TECHNIQUES KNOWLEDGE
Treatment of property FireWire-PT-12-LTLFireability-12 finished in 55310 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(p0)&&(p1 U X(G(!p1))))))'
Support contains 2 out of 163 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Applied a total of 0 rules in 1 ms. Remains 163 /163 variables (removed 0) and now considering 428/428 (removed 0) transitions.
[2024-06-02 21:45:26] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:45:26] [INFO ] Invariant cache hit.
[2024-06-02 21:45:26] [INFO ] Implicit Places using invariants in 82 ms returned []
[2024-06-02 21:45:26] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:45:26] [INFO ] Invariant cache hit.
[2024-06-02 21:45:26] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-02 21:45:27] [INFO ] Implicit Places using invariants and state equation in 255 ms returned []
Implicit Place search using SMT with State Equation took 339 ms to find 0 implicit places.
Running 427 sub problems to find dead transitions.
[2024-06-02 21:45:27] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:45:27] [INFO ] Invariant cache hit.
[2024-06-02 21:45:27] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:45:29] [INFO ] Deduced a trap composed of 36 places in 35 ms of which 0 ms to minimize.
[2024-06-02 21:45:30] [INFO ] Deduced a trap composed of 58 places in 104 ms of which 1 ms to minimize.
[2024-06-02 21:45:30] [INFO ] Deduced a trap composed of 24 places in 81 ms of which 1 ms to minimize.
[2024-06-02 21:45:30] [INFO ] Deduced a trap composed of 36 places in 77 ms of which 1 ms to minimize.
[2024-06-02 21:45:30] [INFO ] Deduced a trap composed of 17 places in 72 ms of which 1 ms to minimize.
[2024-06-02 21:45:30] [INFO ] Deduced a trap composed of 36 places in 36 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 395/558 variables, 163/176 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/558 variables, 57/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (OVERLAPS) 1/559 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:45:41] [INFO ] Deduced a trap composed of 58 places in 90 ms of which 2 ms to minimize.
[2024-06-02 21:45:41] [INFO ] Deduced a trap composed of 56 places in 81 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/559 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 236 constraints, problems are : Problem set: 0 solved, 427 unsolved in 24190 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:45:53] [INFO ] Deduced a trap composed of 54 places in 77 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (OVERLAPS) 395/558 variables, 163/179 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 57/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/558 variables, 427/663 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:46:01] [INFO ] Deduced a trap composed of 43 places in 47 ms of which 1 ms to minimize.
[2024-06-02 21:46:02] [INFO ] Deduced a trap composed of 43 places in 39 ms of which 1 ms to minimize.
[2024-06-02 21:46:06] [INFO ] Deduced a trap composed of 43 places in 40 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/558 variables, 3/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 1/559 variables, 1/667 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 559/559 variables, and 667 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 12/12 constraints]
After SMT, in 54511ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 54517ms
Finished structural reductions in LTL mode , in 1 iterations and 54860 ms. Remains : 163/163 places, 428/428 transitions.
Stuttering acceptance computed with spot in 157 ms :[(OR (NOT p0) p1), true, (OR (NOT p0) p1), (OR (NOT p0) p1)]
Running random walk in product with property : FireWire-PT-12-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FireWire-PT-12-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-12-LTLFireability-13 finished in 55039 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 163 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Applied a total of 0 rules in 1 ms. Remains 163 /163 variables (removed 0) and now considering 428/428 (removed 0) transitions.
[2024-06-02 21:46:21] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:46:21] [INFO ] Invariant cache hit.
[2024-06-02 21:46:21] [INFO ] Implicit Places using invariants in 80 ms returned []
[2024-06-02 21:46:21] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:46:21] [INFO ] Invariant cache hit.
[2024-06-02 21:46:22] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-02 21:46:22] [INFO ] Implicit Places using invariants and state equation in 281 ms returned []
Implicit Place search using SMT with State Equation took 406 ms to find 0 implicit places.
Running 427 sub problems to find dead transitions.
[2024-06-02 21:46:22] [INFO ] Flow matrix only has 396 transitions (discarded 32 similar events)
[2024-06-02 21:46:22] [INFO ] Invariant cache hit.
[2024-06-02 21:46:22] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:46:24] [INFO ] Deduced a trap composed of 36 places in 37 ms of which 1 ms to minimize.
[2024-06-02 21:46:25] [INFO ] Deduced a trap composed of 58 places in 76 ms of which 1 ms to minimize.
[2024-06-02 21:46:25] [INFO ] Deduced a trap composed of 24 places in 89 ms of which 1 ms to minimize.
[2024-06-02 21:46:25] [INFO ] Deduced a trap composed of 36 places in 87 ms of which 1 ms to minimize.
[2024-06-02 21:46:25] [INFO ] Deduced a trap composed of 17 places in 87 ms of which 1 ms to minimize.
[2024-06-02 21:46:25] [INFO ] Deduced a trap composed of 36 places in 41 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 395/558 variables, 163/176 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/558 variables, 57/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (OVERLAPS) 1/559 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:46:36] [INFO ] Deduced a trap composed of 58 places in 83 ms of which 1 ms to minimize.
[2024-06-02 21:46:36] [INFO ] Deduced a trap composed of 56 places in 87 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/559 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 0/559 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 236 constraints, problems are : Problem set: 0 solved, 427 unsolved in 24065 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (OVERLAPS) 1/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:46:48] [INFO ] Deduced a trap composed of 54 places in 81 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/163 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (OVERLAPS) 395/558 variables, 163/179 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/558 variables, 57/236 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/558 variables, 427/663 constraints. Problems are: Problem set: 0 solved, 427 unsolved
[2024-06-02 21:46:56] [INFO ] Deduced a trap composed of 43 places in 37 ms of which 0 ms to minimize.
[2024-06-02 21:46:56] [INFO ] Deduced a trap composed of 43 places in 42 ms of which 0 ms to minimize.
[2024-06-02 21:47:00] [INFO ] Deduced a trap composed of 43 places in 44 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/558 variables, 3/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 10 (OVERLAPS) 1/559 variables, 1/667 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 559/559 variables, and 667 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 163/163 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 12/12 constraints]
After SMT, in 54360ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 54363ms
Finished structural reductions in LTL mode , in 1 iterations and 54771 ms. Remains : 163/163 places, 428/428 transitions.
Stuttering acceptance computed with spot in 83 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FireWire-PT-12-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FireWire-PT-12-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FireWire-PT-12-LTLFireability-15 finished in 54866 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((F(G(!p0)) U !p1)))))'
Found a Lengthening insensitive property : FireWire-PT-12-LTLFireability-01
Stuttering acceptance computed with spot in 161 ms :[p1, p1, p1, p0, p1]
Support contains 4 out of 163 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 163/163 places, 428/428 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 162 transition count 421
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 156 transition count 421
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 18 place count 153 transition count 430
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 21 place count 153 transition count 427
Applied a total of 21 rules in 18 ms. Remains 153 /163 variables (removed 10) and now considering 427/428 (removed 1) transitions.
[2024-06-02 21:47:16] [INFO ] Flow matrix only has 388 transitions (discarded 39 similar events)
// Phase 1: matrix 388 rows 153 cols
[2024-06-02 21:47:16] [INFO ] Computed 7 invariants in 1 ms
[2024-06-02 21:47:17] [INFO ] Implicit Places using invariants in 301 ms returned []
[2024-06-02 21:47:17] [INFO ] Flow matrix only has 388 transitions (discarded 39 similar events)
[2024-06-02 21:47:17] [INFO ] Invariant cache hit.
[2024-06-02 21:47:17] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:47:17] [INFO ] Implicit Places using invariants and state equation in 275 ms returned []
Implicit Place search using SMT with State Equation took 576 ms to find 0 implicit places.
Running 420 sub problems to find dead transitions.
[2024-06-02 21:47:17] [INFO ] Flow matrix only has 388 transitions (discarded 39 similar events)
[2024-06-02 21:47:17] [INFO ] Invariant cache hit.
[2024-06-02 21:47:17] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 420 unsolved
[2024-06-02 21:47:19] [INFO ] Deduced a trap composed of 57 places in 84 ms of which 1 ms to minimize.
[2024-06-02 21:47:19] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 1 ms to minimize.
[2024-06-02 21:47:19] [INFO ] Deduced a trap composed of 28 places in 90 ms of which 1 ms to minimize.
[2024-06-02 21:47:19] [INFO ] Deduced a trap composed of 34 places in 49 ms of which 1 ms to minimize.
[2024-06-02 21:47:19] [INFO ] Deduced a trap composed of 34 places in 93 ms of which 1 ms to minimize.
[2024-06-02 21:47:20] [INFO ] Deduced a trap composed of 34 places in 42 ms of which 1 ms to minimize.
[2024-06-02 21:47:20] [INFO ] Deduced a trap composed of 17 places in 92 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 420 unsolved
[2024-06-02 21:47:21] [INFO ] Deduced a trap composed of 17 places in 100 ms of which 1 ms to minimize.
[2024-06-02 21:47:22] [INFO ] Deduced a trap composed of 17 places in 79 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 4 (OVERLAPS) 387/540 variables, 153/169 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/540 variables, 56/225 constraints. Problems are: Problem set: 0 solved, 420 unsolved
[2024-06-02 21:47:26] [INFO ] Deduced a trap composed of 55 places in 104 ms of which 1 ms to minimize.
[2024-06-02 21:47:26] [INFO ] Deduced a trap composed of 53 places in 94 ms of which 1 ms to minimize.
[2024-06-02 21:47:28] [INFO ] Deduced a trap composed of 40 places in 43 ms of which 1 ms to minimize.
[2024-06-02 21:47:28] [INFO ] Deduced a trap composed of 40 places in 40 ms of which 1 ms to minimize.
[2024-06-02 21:47:28] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 5/230 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 8 (OVERLAPS) 0/540 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 420 unsolved
No progress, stopping.
After SMT solving in domain Real declared 540/541 variables, and 230 constraints, problems are : Problem set: 0 solved, 420 unsolved in 20277 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 420/420 constraints, Known Traps: 14/14 constraints]
Escalating to Integer solving :Problem set: 0 solved, 420 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 14/21 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 3 (OVERLAPS) 387/540 variables, 153/174 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/540 variables, 56/230 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/540 variables, 420/650 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 7 (OVERLAPS) 0/540 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 420 unsolved
No progress, stopping.
After SMT solving in domain Int declared 540/541 variables, and 650 constraints, problems are : Problem set: 0 solved, 420 unsolved in 26046 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 420/420 constraints, Known Traps: 14/14 constraints]
After SMT, in 46656ms problems are : Problem set: 0 solved, 420 unsolved
Search for dead transitions found 0 dead transitions in 46660ms
Starting structural reductions in LI_LTL mode, iteration 1 : 153/163 places, 427/428 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 47259 ms. Remains : 153/163 places, 427/428 transitions.
Running random walk in product with property : FireWire-PT-12-LTLFireability-01
Product exploration explored 100000 steps with 2 reset in 52 ms.
Product exploration explored 100000 steps with 1 reset in 103 ms.
Computed a total of 12 stabilizing places and 27 stable transitions
Computed a total of 12 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 143 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[p1, p1, p1, p0, p1]
RANDOM walk for 40000 steps (1273 resets) in 261 ms. (152 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (296 resets) in 63 ms. (625 steps per ms) remains 1/1 properties
[2024-06-02 21:48:04] [INFO ] Flow matrix only has 388 transitions (discarded 39 similar events)
[2024-06-02 21:48:04] [INFO ] Invariant cache hit.
[2024-06-02 21:48:04] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 51/53 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 294/347 variables, 53/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 18/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/347 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 172/519 variables, 85/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/519 variables, 1/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/519 variables, 38/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/519 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/521 variables, 2/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/521 variables, 2/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/521 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 17/538 variables, 11/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/538 variables, 2/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/538 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/540 variables, 2/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/540 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/540 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 540/541 variables, and 216 constraints, problems are : Problem set: 0 solved, 1 unsolved in 178 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 51/53 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 294/347 variables, 53/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 18/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/347 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 172/519 variables, 85/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/519 variables, 1/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/519 variables, 38/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/519 variables, 1/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/519 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/521 variables, 2/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/521 variables, 2/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/521 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 17/538 variables, 11/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/538 variables, 2/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/538 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/540 variables, 2/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/540 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/540 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 540/541 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 210 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 395ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 153 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 427/427 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 153 transition count 421
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 9 place count 153 transition count 418
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 15 place count 153 transition count 427
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 30 place count 147 transition count 418
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 36 place count 147 transition count 412
Applied a total of 36 rules in 28 ms. Remains 147 /153 variables (removed 6) and now considering 412/427 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 147/153 places, 412/427 transitions.
RANDOM walk for 40000 steps (1262 resets) in 192 ms. (207 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (272 resets) in 75 ms. (526 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1327725 steps, run timeout after 3001 ms. (steps per millisecond=442 ) properties seen :0 out of 1
Probabilistic random walk after 1327725 steps, saw 358526 distinct states, run finished after 3002 ms. (steps per millisecond=442 ) properties seen :0
[2024-06-02 21:48:08] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
// Phase 1: matrix 375 rows 147 cols
[2024-06-02 21:48:08] [INFO ] Computed 7 invariants in 4 ms
[2024-06-02 21:48:08] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 286/337 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/337 variables, 18/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/337 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 166/503 variables, 83/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/503 variables, 3/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/503 variables, 38/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/503 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 17/520 variables, 11/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/520 variables, 2/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/520 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/522 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/522 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 210 constraints, problems are : Problem set: 0 solved, 1 unsolved in 176 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 286/337 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/337 variables, 18/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/337 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 166/503 variables, 83/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/503 variables, 3/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/503 variables, 38/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/503 variables, 1/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/503 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 17/520 variables, 11/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/520 variables, 2/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/520 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/522 variables, 2/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/522 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 522/522 variables, and 211 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 383ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 147 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 147/147 places, 412/412 transitions.
Applied a total of 0 rules in 5 ms. Remains 147 /147 variables (removed 0) and now considering 412/412 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 147/147 places, 412/412 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 147/147 places, 412/412 transitions.
Applied a total of 0 rules in 4 ms. Remains 147 /147 variables (removed 0) and now considering 412/412 (removed 0) transitions.
[2024-06-02 21:48:08] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:48:08] [INFO ] Invariant cache hit.
[2024-06-02 21:48:08] [INFO ] Implicit Places using invariants in 78 ms returned []
[2024-06-02 21:48:08] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:48:08] [INFO ] Invariant cache hit.
[2024-06-02 21:48:08] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:48:09] [INFO ] Implicit Places using invariants and state equation in 237 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
[2024-06-02 21:48:09] [INFO ] Redundant transitions in 3 ms returned []
Running 406 sub problems to find dead transitions.
[2024-06-02 21:48:09] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:48:09] [INFO ] Invariant cache hit.
[2024-06-02 21:48:09] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:48:10] [INFO ] Deduced a trap composed of 50 places in 72 ms of which 1 ms to minimize.
[2024-06-02 21:48:10] [INFO ] Deduced a trap composed of 32 places in 67 ms of which 1 ms to minimize.
[2024-06-02 21:48:10] [INFO ] Deduced a trap composed of 23 places in 66 ms of which 1 ms to minimize.
[2024-06-02 21:48:10] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 1 ms to minimize.
[2024-06-02 21:48:11] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 1 ms to minimize.
[2024-06-02 21:48:11] [INFO ] Deduced a trap composed of 32 places in 36 ms of which 0 ms to minimize.
[2024-06-02 21:48:11] [INFO ] Deduced a trap composed of 32 places in 31 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (OVERLAPS) 375/522 variables, 147/161 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 56/217 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:48:18] [INFO ] Deduced a trap composed of 38 places in 36 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:48:21] [INFO ] Deduced a trap composed of 38 places in 34 ms of which 1 ms to minimize.
[2024-06-02 21:48:21] [INFO ] Deduced a trap composed of 38 places in 34 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 2/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/522 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 8 (OVERLAPS) 0/522 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 220 constraints, problems are : Problem set: 0 solved, 406 unsolved in 21883 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 10/10 constraints]
Escalating to Integer solving :Problem set: 0 solved, 406 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (OVERLAPS) 375/522 variables, 147/164 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 56/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 406/626 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 0/626 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:48:48] [INFO ] Deduced a trap composed of 19 places in 83 ms of which 2 ms to minimize.
[2024-06-02 21:48:48] [INFO ] Deduced a trap composed of 28 places in 77 ms of which 1 ms to minimize.
[2024-06-02 21:48:50] [INFO ] Deduced a trap composed of 17 places in 72 ms of which 1 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/522 variables, 3/629 constraints. Problems are: Problem set: 0 solved, 406 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 522/522 variables, and 629 constraints, problems are : Problem set: 0 solved, 406 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 13/13 constraints]
After SMT, in 52177ms problems are : Problem set: 0 solved, 406 unsolved
Search for dead transitions found 0 dead transitions in 52181ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52510 ms. Remains : 147/147 places, 412/412 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 134 edges and 147 vertex of which 29 / 147 are part of one of the 4 SCC in 1 ms
Free SCC test removed 25 places
Drop transitions (Empty/Sink Transition effects.) removed 123 transitions
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 144 transitions.
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 0 with 2 rules applied. Total rules applied 3 place count 121 transition count 267
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 0 with 9 rules applied. Total rules applied 12 place count 121 transition count 258
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 0 with 2 rules applied. Total rules applied 14 place count 120 transition count 257
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 120 transition count 256
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 17 place count 119 transition count 255
Free-agglomeration rule applied 9 times with reduction of 6 identical transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 26 place count 119 transition count 240
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 38 place count 110 transition count 237
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 44 place count 110 transition count 237
Applied a total of 44 rules in 22 ms. Remains 110 /147 variables (removed 37) and now considering 237/412 (removed 175) transitions.
Running SMT prover for 1 properties.
[2024-06-02 21:49:01] [INFO ] Flow matrix only has 235 transitions (discarded 2 similar events)
// Phase 1: matrix 235 rows 110 cols
[2024-06-02 21:49:01] [INFO ] Computed 7 invariants in 1 ms
[2024-06-02 21:49:01] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-02 21:49:01] [INFO ] After 90ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-02 21:49:01] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-06-02 21:49:01] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-02 21:49:01] [INFO ] After 67ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-02 21:49:01] [INFO ] After 109ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 228 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 122 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 199 ms :[p1, p1, p1, p0, p1]
Stuttering acceptance computed with spot in 206 ms :[p1, p1, p1, p0, p1]
Support contains 4 out of 153 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 153/153 places, 427/427 transitions.
Applied a total of 0 rules in 3 ms. Remains 153 /153 variables (removed 0) and now considering 427/427 (removed 0) transitions.
[2024-06-02 21:49:01] [INFO ] Flow matrix only has 388 transitions (discarded 39 similar events)
// Phase 1: matrix 388 rows 153 cols
[2024-06-02 21:49:01] [INFO ] Computed 7 invariants in 2 ms
[2024-06-02 21:49:02] [INFO ] Implicit Places using invariants in 78 ms returned []
[2024-06-02 21:49:02] [INFO ] Flow matrix only has 388 transitions (discarded 39 similar events)
[2024-06-02 21:49:02] [INFO ] Invariant cache hit.
[2024-06-02 21:49:02] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:49:02] [INFO ] Implicit Places using invariants and state equation in 246 ms returned []
Implicit Place search using SMT with State Equation took 324 ms to find 0 implicit places.
Running 420 sub problems to find dead transitions.
[2024-06-02 21:49:02] [INFO ] Flow matrix only has 388 transitions (discarded 39 similar events)
[2024-06-02 21:49:02] [INFO ] Invariant cache hit.
[2024-06-02 21:49:02] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 420 unsolved
[2024-06-02 21:49:04] [INFO ] Deduced a trap composed of 57 places in 81 ms of which 1 ms to minimize.
[2024-06-02 21:49:04] [INFO ] Deduced a trap composed of 23 places in 75 ms of which 1 ms to minimize.
[2024-06-02 21:49:04] [INFO ] Deduced a trap composed of 28 places in 74 ms of which 1 ms to minimize.
[2024-06-02 21:49:04] [INFO ] Deduced a trap composed of 34 places in 29 ms of which 0 ms to minimize.
[2024-06-02 21:49:04] [INFO ] Deduced a trap composed of 34 places in 73 ms of which 1 ms to minimize.
[2024-06-02 21:49:04] [INFO ] Deduced a trap composed of 34 places in 34 ms of which 0 ms to minimize.
[2024-06-02 21:49:04] [INFO ] Deduced a trap composed of 17 places in 79 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 420 unsolved
[2024-06-02 21:49:06] [INFO ] Deduced a trap composed of 17 places in 78 ms of which 1 ms to minimize.
[2024-06-02 21:49:06] [INFO ] Deduced a trap composed of 17 places in 68 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/153 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 4 (OVERLAPS) 387/540 variables, 153/169 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/540 variables, 56/225 constraints. Problems are: Problem set: 0 solved, 420 unsolved
[2024-06-02 21:49:11] [INFO ] Deduced a trap composed of 55 places in 82 ms of which 1 ms to minimize.
[2024-06-02 21:49:11] [INFO ] Deduced a trap composed of 53 places in 77 ms of which 1 ms to minimize.
[2024-06-02 21:49:13] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 0 ms to minimize.
[2024-06-02 21:49:13] [INFO ] Deduced a trap composed of 40 places in 34 ms of which 0 ms to minimize.
[2024-06-02 21:49:13] [INFO ] Deduced a trap composed of 40 places in 40 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 5/230 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 8 (OVERLAPS) 0/540 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 420 unsolved
No progress, stopping.
After SMT solving in domain Real declared 540/541 variables, and 230 constraints, problems are : Problem set: 0 solved, 420 unsolved in 20255 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 420/420 constraints, Known Traps: 14/14 constraints]
Escalating to Integer solving :Problem set: 0 solved, 420 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 14/21 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 3 (OVERLAPS) 387/540 variables, 153/174 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/540 variables, 56/230 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/540 variables, 420/650 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 420 unsolved
At refinement iteration 7 (OVERLAPS) 0/540 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 420 unsolved
No progress, stopping.
After SMT solving in domain Int declared 540/541 variables, and 650 constraints, problems are : Problem set: 0 solved, 420 unsolved in 26436 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 420/420 constraints, Known Traps: 14/14 constraints]
After SMT, in 47004ms problems are : Problem set: 0 solved, 420 unsolved
Search for dead transitions found 0 dead transitions in 47007ms
Finished structural reductions in LTL mode , in 1 iterations and 47337 ms. Remains : 153/153 places, 427/427 transitions.
Computed a total of 12 stabilizing places and 27 stable transitions
Computed a total of 12 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 99 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 231 ms :[p1, p1, p1, p0, p1]
RANDOM walk for 40000 steps (1311 resets) in 494 ms. (80 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (285 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
[2024-06-02 21:49:49] [INFO ] Flow matrix only has 388 transitions (discarded 39 similar events)
[2024-06-02 21:49:49] [INFO ] Invariant cache hit.
[2024-06-02 21:49:49] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 51/53 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 294/347 variables, 53/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 18/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/347 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 172/519 variables, 85/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/519 variables, 1/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/519 variables, 38/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/519 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/521 variables, 2/199 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/521 variables, 2/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/521 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 17/538 variables, 11/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/538 variables, 2/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/538 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/540 variables, 2/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/540 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/540 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 540/541 variables, and 216 constraints, problems are : Problem set: 0 solved, 1 unsolved in 167 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 51/53 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 294/347 variables, 53/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 18/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/347 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 172/519 variables, 85/158 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/519 variables, 1/159 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/519 variables, 38/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/519 variables, 1/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/519 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/521 variables, 2/200 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/521 variables, 2/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/521 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 17/538 variables, 11/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/538 variables, 2/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/538 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/540 variables, 2/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/540 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/540 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 540/541 variables, and 217 constraints, problems are : Problem set: 0 solved, 1 unsolved in 203 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 376ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 153 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 153/153 places, 427/427 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 153 transition count 421
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 9 place count 153 transition count 418
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 15 place count 153 transition count 427
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 30 place count 147 transition count 418
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 36 place count 147 transition count 412
Applied a total of 36 rules in 19 ms. Remains 147 /153 variables (removed 6) and now considering 412/427 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 147/153 places, 412/427 transitions.
RANDOM walk for 40000 steps (1313 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (285 resets) in 27 ms. (1428 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1372857 steps, run timeout after 3001 ms. (steps per millisecond=457 ) properties seen :0 out of 1
Probabilistic random walk after 1372857 steps, saw 371318 distinct states, run finished after 3001 ms. (steps per millisecond=457 ) properties seen :0
[2024-06-02 21:49:53] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
// Phase 1: matrix 375 rows 147 cols
[2024-06-02 21:49:53] [INFO ] Computed 7 invariants in 8 ms
[2024-06-02 21:49:53] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 286/337 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/337 variables, 18/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/337 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 166/503 variables, 83/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/503 variables, 3/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/503 variables, 38/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/503 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 17/520 variables, 11/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/520 variables, 2/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/520 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/522 variables, 2/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/522 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 210 constraints, problems are : Problem set: 0 solved, 1 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 49/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 286/337 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/337 variables, 18/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/337 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 166/503 variables, 83/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/503 variables, 3/157 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/503 variables, 38/195 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/503 variables, 1/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/503 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 17/520 variables, 11/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/520 variables, 2/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/520 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/522 variables, 2/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/522 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 522/522 variables, and 211 constraints, problems are : Problem set: 0 solved, 1 unsolved in 196 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 369ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 147 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 147/147 places, 412/412 transitions.
Applied a total of 0 rules in 5 ms. Remains 147 /147 variables (removed 0) and now considering 412/412 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 147/147 places, 412/412 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 147/147 places, 412/412 transitions.
Applied a total of 0 rules in 4 ms. Remains 147 /147 variables (removed 0) and now considering 412/412 (removed 0) transitions.
[2024-06-02 21:49:53] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:49:53] [INFO ] Invariant cache hit.
[2024-06-02 21:49:53] [INFO ] Implicit Places using invariants in 79 ms returned []
[2024-06-02 21:49:53] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:49:53] [INFO ] Invariant cache hit.
[2024-06-02 21:49:53] [INFO ] State equation strengthened by 56 read => feed constraints.
[2024-06-02 21:49:53] [INFO ] Implicit Places using invariants and state equation in 229 ms returned []
Implicit Place search using SMT with State Equation took 310 ms to find 0 implicit places.
[2024-06-02 21:49:54] [INFO ] Redundant transitions in 3 ms returned []
Running 406 sub problems to find dead transitions.
[2024-06-02 21:49:54] [INFO ] Flow matrix only has 375 transitions (discarded 37 similar events)
[2024-06-02 21:49:54] [INFO ] Invariant cache hit.
[2024-06-02 21:49:54] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:49:55] [INFO ] Deduced a trap composed of 50 places in 76 ms of which 1 ms to minimize.
[2024-06-02 21:49:55] [INFO ] Deduced a trap composed of 32 places in 73 ms of which 1 ms to minimize.
[2024-06-02 21:49:55] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 1 ms to minimize.
[2024-06-02 21:49:55] [INFO ] Deduced a trap composed of 17 places in 72 ms of which 1 ms to minimize.
[2024-06-02 21:49:56] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 1 ms to minimize.
[2024-06-02 21:49:56] [INFO ] Deduced a trap composed of 32 places in 32 ms of which 0 ms to minimize.
[2024-06-02 21:49:56] [INFO ] Deduced a trap composed of 32 places in 36 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (OVERLAPS) 375/522 variables, 147/161 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 56/217 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:50:03] [INFO ] Deduced a trap composed of 38 places in 41 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:50:06] [INFO ] Deduced a trap composed of 38 places in 40 ms of which 1 ms to minimize.
[2024-06-02 21:50:06] [INFO ] Deduced a trap composed of 38 places in 42 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 2/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/522 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 8 (OVERLAPS) 0/522 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
No progress, stopping.
After SMT solving in domain Real declared 522/522 variables, and 220 constraints, problems are : Problem set: 0 solved, 406 unsolved in 22089 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 10/10 constraints]
Escalating to Integer solving :Problem set: 0 solved, 406 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 10/17 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (OVERLAPS) 375/522 variables, 147/164 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/522 variables, 56/220 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/522 variables, 406/626 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/522 variables, 0/626 constraints. Problems are: Problem set: 0 solved, 406 unsolved
[2024-06-02 21:50:33] [INFO ] Deduced a trap composed of 19 places in 75 ms of which 1 ms to minimize.
[2024-06-02 21:50:33] [INFO ] Deduced a trap composed of 28 places in 66 ms of which 1 ms to minimize.
[2024-06-02 21:50:35] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 1 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/522 variables, 3/629 constraints. Problems are: Problem set: 0 solved, 406 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 522/522 variables, and 629 constraints, problems are : Problem set: 0 solved, 406 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 147/147 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 13/13 constraints]
After SMT, in 52405ms problems are : Problem set: 0 solved, 406 unsolved
Search for dead transitions found 0 dead transitions in 52411ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52738 ms. Remains : 147/147 places, 412/412 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 134 edges and 147 vertex of which 29 / 147 are part of one of the 4 SCC in 0 ms
Free SCC test removed 25 places
Drop transitions (Empty/Sink Transition effects.) removed 123 transitions
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 144 transitions.
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 0 with 2 rules applied. Total rules applied 3 place count 121 transition count 267
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 0 with 9 rules applied. Total rules applied 12 place count 121 transition count 258
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 0 with 2 rules applied. Total rules applied 14 place count 120 transition count 257
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 120 transition count 256
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 0 with 2 rules applied. Total rules applied 17 place count 119 transition count 255
Free-agglomeration rule applied 9 times with reduction of 6 identical transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 26 place count 119 transition count 240
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 38 place count 110 transition count 237
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 44 place count 110 transition count 237
Applied a total of 44 rules in 14 ms. Remains 110 /147 variables (removed 37) and now considering 237/412 (removed 175) transitions.
Running SMT prover for 1 properties.
[2024-06-02 21:50:46] [INFO ] Flow matrix only has 235 transitions (discarded 2 similar events)
// Phase 1: matrix 235 rows 110 cols
[2024-06-02 21:50:46] [INFO ] Computed 7 invariants in 3 ms
[2024-06-02 21:50:46] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-02 21:50:46] [INFO ] After 89ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-02 21:50:46] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-02 21:50:46] [INFO ] After 47ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-02 21:50:46] [INFO ] After 58ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-02 21:50:46] [INFO ] After 95ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 207 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 114 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 193 ms :[p1, p1, p1, p0, p1]
Stuttering acceptance computed with spot in 231 ms :[p1, p1, p1, p0, p1]
Stuttering acceptance computed with spot in 237 ms :[p1, p1, p1, p0, p1]
Product exploration explored 100000 steps with 2 reset in 47 ms.
Product exploration explored 100000 steps with 18 reset in 49 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 216 ms :[p1, p1, p1, p0, p1]
Support contains 4 out of 153 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 153/153 places, 427/427 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 153 transition count 424
Applied a total of 3 rules in 13 ms. Remains 153 /153 variables (removed 0) and now considering 424/427 (removed 3) transitions.
[2024-06-02 21:50:47] [INFO ] Redundant transitions in 2 ms returned []
Running 417 sub problems to find dead transitions.
[2024-06-02 21:50:47] [INFO ] Flow matrix only has 385 transitions (discarded 39 similar events)
// Phase 1: matrix 385 rows 153 cols
[2024-06-02 21:50:47] [INFO ] Computed 7 invariants in 1 ms
[2024-06-02 21:50:47] [INFO ] State equation strengthened by 56 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:50:49] [INFO ] Deduced a trap composed of 57 places in 84 ms of which 1 ms to minimize.
[2024-06-02 21:50:49] [INFO ] Deduced a trap composed of 23 places in 74 ms of which 1 ms to minimize.
[2024-06-02 21:50:49] [INFO ] Deduced a trap composed of 28 places in 78 ms of which 1 ms to minimize.
[2024-06-02 21:50:49] [INFO ] Deduced a trap composed of 34 places in 33 ms of which 0 ms to minimize.
[2024-06-02 21:50:50] [INFO ] Deduced a trap composed of 34 places in 79 ms of which 1 ms to minimize.
[2024-06-02 21:50:50] [INFO ] Deduced a trap composed of 34 places in 34 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/166 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/222 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:50:58] [INFO ] Deduced a trap composed of 40 places in 35 ms of which 0 ms to minimize.
[2024-06-02 21:50:58] [INFO ] Deduced a trap composed of 40 places in 41 ms of which 1 ms to minimize.
[2024-06-02 21:50:58] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 3/225 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:50:59] [INFO ] Deduced a trap composed of 53 places in 79 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:51:06] [INFO ] Deduced a trap composed of 17 places in 80 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 9 (OVERLAPS) 0/537 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
No progress, stopping.
After SMT solving in domain Real declared 537/538 variables, and 227 constraints, problems are : Problem set: 0 solved, 417 unsolved in 28051 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 417 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/153 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 3 (OVERLAPS) 384/537 variables, 153/171 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/537 variables, 56/227 constraints. Problems are: Problem set: 0 solved, 417 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 417/644 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:51:24] [INFO ] Deduced a trap composed of 17 places in 77 ms of which 1 ms to minimize.
[2024-06-02 21:51:26] [INFO ] Deduced a trap composed of 59 places in 93 ms of which 2 ms to minimize.
[2024-06-02 21:51:26] [INFO ] Deduced a trap composed of 91 places in 92 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 3/647 constraints. Problems are: Problem set: 0 solved, 417 unsolved
[2024-06-02 21:51:36] [INFO ] Deduced a trap composed of 56 places in 88 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 417 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 537/538 variables, and 648 constraints, problems are : Problem set: 0 solved, 417 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 153/153 constraints, ReadFeed: 56/56 constraints, PredecessorRefiner: 417/417 constraints, Known Traps: 15/15 constraints]
After SMT, in 58361ms problems are : Problem set: 0 solved, 417 unsolved
Search for dead transitions found 0 dead transitions in 58365ms
Starting structural reductions in SI_LTL mode, iteration 1 : 153/153 places, 424/427 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 58389 ms. Remains : 153/153 places, 424/427 transitions.
Built C files in :
/tmp/ltsmin4802453614968968170
[2024-06-02 21:51:46] [INFO ] Built C files in 12ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4802453614968968170
Running compilation step : cd /tmp/ltsmin4802453614968968170;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 732 ms.
Running link step : cd /tmp/ltsmin4802453614968968170;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin4802453614968968170;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased6420029978999396979.hoa' '--buchi-type=spotba'
LTSmin run took 3255 ms.
Treatment of property FireWire-PT-12-LTLFireability-01 finished in 273643 ms.
FORMULA FireWire-PT-12-LTLFireability-01 FALSE TECHNIQUES LENGTHENING_INSENSITIVE
[2024-06-02 21:51:50] [INFO ] Flatten gal took : 17 ms
All properties solved without resorting to exhaustive model-checking.
Total runtime 1641999 ms.

BK_STOP 1717365110359

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="FireWire-PT-12"
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 2-5568"
echo " Executing tool itstools"
echo " Input is FireWire-PT-12, 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 r550-tall-171734898900260"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-12.tgz
mv FireWire-PT-12 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;