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.r334-tall-171679079400012.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is RingSingleMessageInMbox-PT-d0m005, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r334-tall-171679079400012
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 23 07:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K Apr 13 00:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K Apr 13 00:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Apr 13 00:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Apr 13 00:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 07:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 64K May 18 16:43 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 RingSingleMessageInMbox-PT-d0m005-LTLFireability-00
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-01
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-02
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-03
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-04
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-05
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-06
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-07
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-08
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-09
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-10
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-11
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-12
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-13
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-14
FORMULA_NAME RingSingleMessageInMbox-PT-d0m005-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716792018152

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RingSingleMessageInMbox-PT-d0m005
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-05-27 06:40:19] [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]
[2024-05-27 06:40:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 06:40:19] [INFO ] Load time of PNML (sax parser for PT used): 64 ms
[2024-05-27 06:40:19] [INFO ] Transformed 385 places.
[2024-05-27 06:40:19] [INFO ] Transformed 59 transitions.
[2024-05-27 06:40:19] [INFO ] Parsed PT model containing 385 places and 59 transitions and 236 arcs in 152 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 329 places in 1 ms
Reduce places removed 329 places and 0 transitions.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 28 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 59/59 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 54 transition count 59
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 4 place count 52 transition count 57
Iterating global reduction 1 with 2 rules applied. Total rules applied 6 place count 52 transition count 57
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 7 place count 51 transition count 56
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 51 transition count 56
Applied a total of 8 rules in 26 ms. Remains 51 /56 variables (removed 5) and now considering 56/59 (removed 3) transitions.
// Phase 1: matrix 56 rows 51 cols
[2024-05-27 06:40:19] [INFO ] Computed 3 invariants in 10 ms
[2024-05-27 06:40:19] [INFO ] Implicit Places using invariants in 154 ms returned []
[2024-05-27 06:40:19] [INFO ] Invariant cache hit.
[2024-05-27 06:40:19] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-27 06:40:19] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 263 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2024-05-27 06:40:19] [INFO ] Invariant cache hit.
[2024-05-27 06:40:20] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 55 unsolved
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD52 is UNSAT
At refinement iteration 4 (OVERLAPS) 56/107 variables, 51/54 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/107 variables, 26/80 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/107 variables, 0/80 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 7 (OVERLAPS) 0/107 variables, 0/80 constraints. Problems are: Problem set: 5 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Real declared 107/107 variables, and 80 constraints, problems are : Problem set: 5 solved, 50 unsolved in 827 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 50 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 1 (OVERLAPS) 2/48 variables, 2/2 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/2 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 3 (OVERLAPS) 3/51 variables, 1/3 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 5 (OVERLAPS) 56/107 variables, 51/54 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/107 variables, 26/80 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/107 variables, 50/130 constraints. Problems are: Problem set: 5 solved, 50 unsolved
[2024-05-27 06:40:21] [INFO ] Deduced a trap composed of 27 places in 59 ms of which 10 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/107 variables, 1/131 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/107 variables, 0/131 constraints. Problems are: Problem set: 5 solved, 50 unsolved
At refinement iteration 10 (OVERLAPS) 0/107 variables, 0/131 constraints. Problems are: Problem set: 5 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 107/107 variables, and 131 constraints, problems are : Problem set: 5 solved, 50 unsolved in 1306 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 51/51 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 50/55 constraints, Known Traps: 1/1 constraints]
After SMT, in 2205ms problems are : Problem set: 5 solved, 50 unsolved
Search for dead transitions found 5 dead transitions in 2215ms
Found 5 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 5 transitions
Dead transitions reduction (with SMT) removed 5 transitions
Starting structural reductions in LTL mode, iteration 1 : 51/56 places, 51/59 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 49 transition count 51
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 2 rules in 1 ms. Remains 49 /51 variables (removed 2) and now considering 51/51 (removed 0) transitions.
// Phase 1: matrix 51 rows 49 cols
[2024-05-27 06:40:22] [INFO ] Computed 4 invariants in 3 ms
[2024-05-27 06:40:22] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-27 06:40:22] [INFO ] Invariant cache hit.
[2024-05-27 06:40:22] [INFO ] State equation strengthened by 24 read => feed constraints.
[2024-05-27 06:40:22] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 49/56 places, 51/59 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2602 ms. Remains : 49/56 places, 51/59 transitions.
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Support contains 26 out of 47 places after structural reductions.
[2024-05-27 06:40:22] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2024-05-27 06:40:22] [INFO ] Flatten gal took : 20 ms
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-27 06:40:22] [INFO ] Flatten gal took : 10 ms
[2024-05-27 06:40:22] [INFO ] Input system was already deterministic with 51 transitions.
Support contains 24 out of 47 places (down from 26) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 24 to 22
RANDOM walk for 40000 steps (8725 resets) in 1359 ms. (29 steps per ms) remains 5/22 properties
BEST_FIRST walk for 40003 steps (1959 resets) in 125 ms. (317 steps per ms) remains 2/5 properties
BEST_FIRST walk for 40001 steps (3750 resets) in 131 ms. (303 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (1978 resets) in 103 ms. (384 steps per ms) remains 2/2 properties
// Phase 1: matrix 51 rows 47 cols
[2024-05-27 06:40:23] [INFO ] Computed 2 invariants in 18 ms
[2024-05-27 06:40:23] [INFO ] State equation strengthened by 24 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 19/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/26 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/63 variables, 26/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/63 variables, 10/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/63 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 34/97 variables, 20/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/97 variables, 14/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 1/98 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/98 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/98 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 98/98 variables, and 73 constraints, problems are : Problem set: 0 solved, 2 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 24/24 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 19/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/26 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/63 variables, 26/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/63 variables, 10/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/63 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 34/97 variables, 20/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/97 variables, 14/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/97 variables, 2/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/97 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1/98 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/98 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/98 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 98/98 variables, and 75 constraints, problems are : Problem set: 0 solved, 2 unsolved in 131 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 47/47 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 234ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 30 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=30 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 11 ms.
Computed a total of 6 stabilizing places and 13 stable transitions
Graph (complete) has 141 edges and 47 vertex of which 46 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 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) U X(G(p1))))'
Support contains 3 out of 47 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 42 transition count 44
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 42 transition count 44
Applied a total of 10 rules in 3 ms. Remains 42 /47 variables (removed 5) and now considering 44/51 (removed 7) transitions.
// Phase 1: matrix 44 rows 42 cols
[2024-05-27 06:40:23] [INFO ] Computed 2 invariants in 2 ms
[2024-05-27 06:40:23] [INFO ] Implicit Places using invariants in 91 ms returned []
[2024-05-27 06:40:23] [INFO ] Invariant cache hit.
[2024-05-27 06:40:24] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:24] [INFO ] Implicit Places using invariants and state equation in 153 ms returned []
Implicit Place search using SMT with State Equation took 253 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2024-05-27 06:40:24] [INFO ] Invariant cache hit.
[2024-05-27 06:40:24] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
[2024-05-27 06:40:24] [INFO ] Deduced a trap composed of 8 places in 52 ms of which 6 ms to minimize.
[2024-05-27 06:40:24] [INFO ] Deduced a trap composed of 8 places in 22 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 65 constraints, problems are : Problem set: 0 solved, 43 unsolved in 871 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (OVERLAPS) 1/42 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (OVERLAPS) 44/86 variables, 42/46 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 19/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 43/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 108 constraints, problems are : Problem set: 0 solved, 43 unsolved in 683 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 2/2 constraints]
After SMT, in 1594ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1597ms
Starting structural reductions in LTL mode, iteration 1 : 42/47 places, 44/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1855 ms. Remains : 42/47 places, 44/51 transitions.
Stuttering acceptance computed with spot in 215 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-00
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-00 finished in 2132 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((G(p0)||(X(G(p1))&&(p0 U (p2||G(p0)))))))'
Support contains 6 out of 47 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 42 transition count 44
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 42 transition count 44
Applied a total of 10 rules in 4 ms. Remains 42 /47 variables (removed 5) and now considering 44/51 (removed 7) transitions.
[2024-05-27 06:40:25] [INFO ] Invariant cache hit.
[2024-05-27 06:40:25] [INFO ] Implicit Places using invariants in 37 ms returned []
[2024-05-27 06:40:25] [INFO ] Invariant cache hit.
[2024-05-27 06:40:25] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:26] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2024-05-27 06:40:26] [INFO ] Invariant cache hit.
[2024-05-27 06:40:26] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
[2024-05-27 06:40:26] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 1 ms to minimize.
[2024-05-27 06:40:26] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 65 constraints, problems are : Problem set: 0 solved, 43 unsolved in 650 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (OVERLAPS) 1/42 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (OVERLAPS) 44/86 variables, 42/46 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 19/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 43/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 108 constraints, problems are : Problem set: 0 solved, 43 unsolved in 697 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 2/2 constraints]
After SMT, in 1375ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1376ms
Starting structural reductions in LTL mode, iteration 1 : 42/47 places, 44/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1469 ms. Remains : 42/47 places, 44/51 transitions.
Stuttering acceptance computed with spot in 161 ms :[true, (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (NOT p1) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-01
Entered a terminal (fully accepting) state of product in 78 steps with 17 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-01 finished in 1657 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 2 out of 47 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 43 transition count 47
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 43 transition count 47
Applied a total of 8 rules in 19 ms. Remains 43 /47 variables (removed 4) and now considering 47/51 (removed 4) transitions.
// Phase 1: matrix 47 rows 43 cols
[2024-05-27 06:40:27] [INFO ] Computed 2 invariants in 2 ms
[2024-05-27 06:40:27] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-05-27 06:40:27] [INFO ] Invariant cache hit.
[2024-05-27 06:40:27] [INFO ] State equation strengthened by 22 read => feed constraints.
[2024-05-27 06:40:27] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2024-05-27 06:40:27] [INFO ] Redundant transitions in 1 ms returned []
Running 46 sub problems to find dead transitions.
[2024-05-27 06:40:27] [INFO ] Invariant cache hit.
[2024-05-27 06:40:27] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (OVERLAPS) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 67 constraints, problems are : Problem set: 0 solved, 46 unsolved in 603 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 46/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 0/90 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 113 constraints, problems are : Problem set: 0 solved, 46 unsolved in 746 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints]
After SMT, in 1365ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1366ms
Starting structural reductions in SI_LTL mode, iteration 1 : 43/47 places, 47/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1488 ms. Remains : 43/47 places, 47/51 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-03
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-03 finished in 1574 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))||(!p1&&F(p0)))))'
Support contains 3 out of 47 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 43 transition count 45
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 43 transition count 45
Applied a total of 8 rules in 6 ms. Remains 43 /47 variables (removed 4) and now considering 45/51 (removed 6) transitions.
// Phase 1: matrix 45 rows 43 cols
[2024-05-27 06:40:29] [INFO ] Computed 2 invariants in 3 ms
[2024-05-27 06:40:29] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-27 06:40:29] [INFO ] Invariant cache hit.
[2024-05-27 06:40:29] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:29] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2024-05-27 06:40:29] [INFO ] Redundant transitions in 0 ms returned []
Running 44 sub problems to find dead transitions.
[2024-05-27 06:40:29] [INFO ] Invariant cache hit.
[2024-05-27 06:40:29] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 1/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 45/88 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 19/64 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (OVERLAPS) 0/88 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 88/88 variables, and 64 constraints, problems are : Problem set: 0 solved, 44 unsolved in 518 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 44 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 1/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 45/88 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 19/64 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 44/108 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/88 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (OVERLAPS) 0/88 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 88/88 variables, and 108 constraints, problems are : Problem set: 0 solved, 44 unsolved in 703 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 0/0 constraints]
After SMT, in 1242ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1242ms
Starting structural reductions in SI_LTL mode, iteration 1 : 43/47 places, 45/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1342 ms. Remains : 43/47 places, 45/51 transitions.
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-04
Product exploration explored 100000 steps with 50000 reset in 153 ms.
Product exploration explored 100000 steps with 50000 reset in 121 ms.
Computed a total of 4 stabilizing places and 9 stable transitions
Graph (complete) has 131 edges and 43 vertex of which 42 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Computed a total of 4 stabilizing places and 9 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X p0), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 13 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-04 finished in 1728 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(((p1||(F(p2) U !p3))&&p0))))'
Support contains 5 out of 47 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 42 transition count 44
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 42 transition count 44
Applied a total of 10 rules in 4 ms. Remains 42 /47 variables (removed 5) and now considering 44/51 (removed 7) transitions.
// Phase 1: matrix 44 rows 42 cols
[2024-05-27 06:40:30] [INFO ] Computed 2 invariants in 0 ms
[2024-05-27 06:40:30] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-05-27 06:40:30] [INFO ] Invariant cache hit.
[2024-05-27 06:40:30] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:30] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
[2024-05-27 06:40:30] [INFO ] Redundant transitions in 0 ms returned []
Running 43 sub problems to find dead transitions.
[2024-05-27 06:40:30] [INFO ] Invariant cache hit.
[2024-05-27 06:40:30] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
[2024-05-27 06:40:31] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 1 ms to minimize.
[2024-05-27 06:40:31] [INFO ] Deduced a trap composed of 8 places in 22 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 65 constraints, problems are : Problem set: 0 solved, 43 unsolved in 601 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (OVERLAPS) 1/42 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (OVERLAPS) 44/86 variables, 42/46 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 19/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 43/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 108 constraints, problems are : Problem set: 0 solved, 43 unsolved in 650 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 2/2 constraints]
After SMT, in 1267ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1270ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/47 places, 44/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1382 ms. Remains : 42/47 places, 44/51 transitions.
Stuttering acceptance computed with spot in 166 ms :[(OR (NOT p0) (AND (NOT p1) p3)), (OR (AND (NOT p1) (NOT p2) p3) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) p3) (AND (NOT p1) p3))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-05
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-05 finished in 1571 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&&F(G(p1))))))'
Support contains 3 out of 47 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 43 transition count 45
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 43 transition count 45
Applied a total of 8 rules in 3 ms. Remains 43 /47 variables (removed 4) and now considering 45/51 (removed 6) transitions.
// Phase 1: matrix 45 rows 43 cols
[2024-05-27 06:40:32] [INFO ] Computed 2 invariants in 1 ms
[2024-05-27 06:40:32] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-27 06:40:32] [INFO ] Invariant cache hit.
[2024-05-27 06:40:32] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-27 06:40:32] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 44 sub problems to find dead transitions.
[2024-05-27 06:40:32] [INFO ] Invariant cache hit.
[2024-05-27 06:40:32] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 1/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 45/88 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 44 unsolved
[2024-05-27 06:40:32] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 1 ms to minimize.
[2024-05-27 06:40:32] [INFO ] Deduced a trap composed of 8 places in 22 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/88 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (OVERLAPS) 0/88 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 88/88 variables, and 67 constraints, problems are : Problem set: 0 solved, 44 unsolved in 636 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 44 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (OVERLAPS) 1/43 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (OVERLAPS) 45/88 variables, 43/47 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 20/67 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/88 variables, 44/111 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/88 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 9 (OVERLAPS) 0/88 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 88/88 variables, and 111 constraints, problems are : Problem set: 0 solved, 44 unsolved in 638 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 2/2 constraints]
After SMT, in 1290ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1290ms
Starting structural reductions in LTL mode, iteration 1 : 43/47 places, 45/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1377 ms. Remains : 43/47 places, 45/51 transitions.
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-06
Entered a terminal (fully accepting) state of product in 43 steps with 12 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-06 finished in 1507 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)&&F(p1))))'
Support contains 6 out of 47 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 43 transition count 47
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 43 transition count 47
Applied a total of 8 rules in 7 ms. Remains 43 /47 variables (removed 4) and now considering 47/51 (removed 4) transitions.
// Phase 1: matrix 47 rows 43 cols
[2024-05-27 06:40:33] [INFO ] Computed 2 invariants in 1 ms
[2024-05-27 06:40:33] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-05-27 06:40:33] [INFO ] Invariant cache hit.
[2024-05-27 06:40:34] [INFO ] State equation strengthened by 22 read => feed constraints.
[2024-05-27 06:40:34] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2024-05-27 06:40:34] [INFO ] Redundant transitions in 0 ms returned []
Running 46 sub problems to find dead transitions.
[2024-05-27 06:40:34] [INFO ] Invariant cache hit.
[2024-05-27 06:40:34] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (OVERLAPS) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 67 constraints, problems are : Problem set: 0 solved, 46 unsolved in 504 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 46/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 0/90 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 113 constraints, problems are : Problem set: 0 solved, 46 unsolved in 707 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints]
After SMT, in 1231ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1231ms
Starting structural reductions in SI_LTL mode, iteration 1 : 43/47 places, 47/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1323 ms. Remains : 43/47 places, 47/51 transitions.
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-07
Product exploration explored 100000 steps with 21519 reset in 171 ms.
Product exploration explored 100000 steps with 21667 reset in 138 ms.
Computed a total of 5 stabilizing places and 12 stable transitions
Graph (complete) has 131 edges and 43 vertex of which 42 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 5 stabilizing places and 12 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 108 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
RANDOM walk for 40000 steps (8704 resets) in 118 ms. (336 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40003 steps (3929 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
[2024-05-27 06:40:35] [INFO ] Invariant cache hit.
[2024-05-27 06:40:35] [INFO ] State equation strengthened by 22 read => feed constraints.
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) 17/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4/25 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 37/62 variables, 25/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 28/90 variables, 18/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 10/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 67 constraints, problems are : Problem set: 0 solved, 1 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 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) 17/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4/25 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 37/62 variables, 25/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 28/90 variables, 18/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 10/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/90 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/90 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 68 constraints, problems are : Problem set: 0 solved, 1 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 129ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 158 steps, including 9 resets, run visited all 1 properties in 2 ms. (steps per millisecond=79 )
Parikh walk visited 1 properties in 1 ms.
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 336 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 6 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 47/47 transitions.
Applied a total of 0 rules in 4 ms. Remains 43 /43 variables (removed 0) and now considering 47/47 (removed 0) transitions.
[2024-05-27 06:40:36] [INFO ] Invariant cache hit.
[2024-05-27 06:40:36] [INFO ] Implicit Places using invariants in 37 ms returned []
[2024-05-27 06:40:36] [INFO ] Invariant cache hit.
[2024-05-27 06:40:36] [INFO ] State equation strengthened by 22 read => feed constraints.
[2024-05-27 06:40:36] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
[2024-05-27 06:40:36] [INFO ] Redundant transitions in 1 ms returned []
Running 46 sub problems to find dead transitions.
[2024-05-27 06:40:36] [INFO ] Invariant cache hit.
[2024-05-27 06:40:36] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (OVERLAPS) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 67 constraints, problems are : Problem set: 0 solved, 46 unsolved in 509 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 46/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 0/90 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 113 constraints, problems are : Problem set: 0 solved, 46 unsolved in 764 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints]
After SMT, in 1297ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1299ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1402 ms. Remains : 43/43 places, 47/47 transitions.
Computed a total of 5 stabilizing places and 12 stable transitions
Graph (complete) has 131 edges and 43 vertex of which 42 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 5 stabilizing places and 12 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 106 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
RANDOM walk for 40000 steps (8690 resets) in 72 ms. (547 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40002 steps (3824 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
[2024-05-27 06:40:38] [INFO ] Invariant cache hit.
[2024-05-27 06:40:38] [INFO ] State equation strengthened by 22 read => feed constraints.
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) 17/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4/25 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 37/62 variables, 25/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 28/90 variables, 18/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 10/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 67 constraints, problems are : Problem set: 0 solved, 1 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 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) 17/21 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4/25 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 37/62 variables, 25/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 28/90 variables, 18/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/90 variables, 10/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/90 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/90 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/90 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 68 constraints, problems are : Problem set: 0 solved, 1 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 199 steps, including 12 resets, run visited all 1 properties in 2 ms. (steps per millisecond=99 )
Parikh walk visited 1 properties in 1 ms.
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 162 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 21595 reset in 84 ms.
Product exploration explored 100000 steps with 21527 reset in 87 ms.
Built C files in :
/tmp/ltsmin12949533688818916401
[2024-05-27 06:40:39] [INFO ] Computing symmetric may disable matrix : 47 transitions.
[2024-05-27 06:40:39] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-27 06:40:39] [INFO ] Computing symmetric may enable matrix : 47 transitions.
[2024-05-27 06:40:39] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-27 06:40:39] [INFO ] Computing Do-Not-Accords matrix : 47 transitions.
[2024-05-27 06:40:39] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-27 06:40:39] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12949533688818916401
Running compilation step : cd /tmp/ltsmin12949533688818916401;'/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 261 ms.
Running link step : cd /tmp/ltsmin12949533688818916401;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 44 ms.
Running LTSmin : cd /tmp/ltsmin12949533688818916401;'/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/stateBased2515156828357907158.hoa' '--buchi-type=spotba'
LTSmin run took 187 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-07 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-07 finished in 5825 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(p0)))'
Support contains 2 out of 47 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 42 transition count 44
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 42 transition count 44
Applied a total of 10 rules in 5 ms. Remains 42 /47 variables (removed 5) and now considering 44/51 (removed 7) transitions.
// Phase 1: matrix 44 rows 42 cols
[2024-05-27 06:40:39] [INFO ] Computed 2 invariants in 3 ms
[2024-05-27 06:40:39] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-27 06:40:39] [INFO ] Invariant cache hit.
[2024-05-27 06:40:39] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:39] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
[2024-05-27 06:40:39] [INFO ] Redundant transitions in 0 ms returned []
Running 43 sub problems to find dead transitions.
[2024-05-27 06:40:39] [INFO ] Invariant cache hit.
[2024-05-27 06:40:39] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
[2024-05-27 06:40:40] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 1 ms to minimize.
[2024-05-27 06:40:40] [INFO ] Deduced a trap composed of 8 places in 21 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 65 constraints, problems are : Problem set: 0 solved, 43 unsolved in 627 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (OVERLAPS) 1/42 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (OVERLAPS) 44/86 variables, 42/46 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 19/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 43/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 108 constraints, problems are : Problem set: 0 solved, 43 unsolved in 642 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 2/2 constraints]
After SMT, in 1284ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1285ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/47 places, 44/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1388 ms. Remains : 42/47 places, 44/51 transitions.
Stuttering acceptance computed with spot in 107 ms :[(NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-09
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-09 finished in 1510 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)))'
Support contains 3 out of 47 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 43 transition count 47
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 43 transition count 47
Applied a total of 8 rules in 7 ms. Remains 43 /47 variables (removed 4) and now considering 47/51 (removed 4) transitions.
// Phase 1: matrix 47 rows 43 cols
[2024-05-27 06:40:41] [INFO ] Computed 2 invariants in 3 ms
[2024-05-27 06:40:41] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-27 06:40:41] [INFO ] Invariant cache hit.
[2024-05-27 06:40:41] [INFO ] State equation strengthened by 22 read => feed constraints.
[2024-05-27 06:40:41] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Running 46 sub problems to find dead transitions.
[2024-05-27 06:40:41] [INFO ] Invariant cache hit.
[2024-05-27 06:40:41] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (OVERLAPS) 0/90 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 67 constraints, problems are : Problem set: 0 solved, 46 unsolved in 483 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/90 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 22/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 46/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (OVERLAPS) 0/90 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 113 constraints, problems are : Problem set: 0 solved, 46 unsolved in 716 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 0/0 constraints]
After SMT, in 1218ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1220ms
Starting structural reductions in LTL mode, iteration 1 : 43/47 places, 47/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1314 ms. Remains : 43/47 places, 47/51 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-10
Product exploration explored 100000 steps with 50000 reset in 73 ms.
Product exploration explored 100000 steps with 50000 reset in 79 ms.
Computed a total of 5 stabilizing places and 12 stable transitions
Graph (complete) has 131 edges and 43 vertex of which 42 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Computed a total of 5 stabilizing places and 12 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 13 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-10 finished in 1580 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(!p0)||(X(p2)&&p1)))&&(!p0 U (p3||G(!p0)))))'
Support contains 6 out of 47 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 44 transition count 46
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 44 transition count 46
Applied a total of 6 rules in 5 ms. Remains 44 /47 variables (removed 3) and now considering 46/51 (removed 5) transitions.
// Phase 1: matrix 46 rows 44 cols
[2024-05-27 06:40:42] [INFO ] Computed 2 invariants in 4 ms
[2024-05-27 06:40:42] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-05-27 06:40:42] [INFO ] Invariant cache hit.
[2024-05-27 06:40:42] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-05-27 06:40:42] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Running 45 sub problems to find dead transitions.
[2024-05-27 06:40:42] [INFO ] Invariant cache hit.
[2024-05-27 06:40:42] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 4 (OVERLAPS) 46/90 variables, 44/46 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/90 variables, 21/67 constraints. Problems are: Problem set: 0 solved, 45 unsolved
[2024-05-27 06:40:43] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 0 ms to minimize.
[2024-05-27 06:40:43] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 8 (OVERLAPS) 0/90 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 45 unsolved
No progress, stopping.
After SMT solving in domain Real declared 90/90 variables, and 69 constraints, problems are : Problem set: 0 solved, 45 unsolved in 687 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 45/45 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 45 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 3 (OVERLAPS) 1/44 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 5 (OVERLAPS) 46/90 variables, 44/48 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/90 variables, 21/69 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/90 variables, 45/114 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/90 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 9 (OVERLAPS) 0/90 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 45 unsolved
No progress, stopping.
After SMT solving in domain Int declared 90/90 variables, and 114 constraints, problems are : Problem set: 0 solved, 45 unsolved in 749 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 44/44 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 45/45 constraints, Known Traps: 2/2 constraints]
After SMT, in 1456ms problems are : Problem set: 0 solved, 45 unsolved
Search for dead transitions found 0 dead transitions in 1456ms
Starting structural reductions in LTL mode, iteration 1 : 44/47 places, 46/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1550 ms. Remains : 44/47 places, 46/51 transitions.
Stuttering acceptance computed with spot in 242 ms :[(OR (AND p0 (NOT p1)) (AND p0 (NOT p3)) (AND p0 (NOT p2))), true, (NOT p2), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (AND p0 (NOT p3)), (AND p0 (NOT p2))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-12
Product exploration explored 100000 steps with 50000 reset in 146 ms.
Product exploration explored 100000 steps with 50000 reset in 149 ms.
Computed a total of 5 stabilizing places and 10 stable transitions
Graph (complete) has 132 edges and 44 vertex of which 43 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 5 stabilizing places and 10 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) p3 p2), (X p3), (X (NOT (AND (NOT p0) (NOT p3)))), (X (AND p1 (NOT p0))), (X (NOT (AND p0 (NOT p3)))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X p2), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND p1 p0))), (X (NOT (AND (NOT p1) p0))), (X (NOT p0)), (X p1), (X (X p3)), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X p2)), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 29 factoid took 20 ms. Reduced automaton from 6 states, 17 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-12 finished in 2131 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&&X(G((G(p0)||p1)))))))'
Support contains 2 out of 47 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 43 transition count 45
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 43 transition count 45
Applied a total of 8 rules in 4 ms. Remains 43 /47 variables (removed 4) and now considering 45/51 (removed 6) transitions.
// Phase 1: matrix 45 rows 43 cols
[2024-05-27 06:40:44] [INFO ] Computed 2 invariants in 1 ms
[2024-05-27 06:40:45] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-27 06:40:45] [INFO ] Invariant cache hit.
[2024-05-27 06:40:45] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:45] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Running 44 sub problems to find dead transitions.
[2024-05-27 06:40:45] [INFO ] Invariant cache hit.
[2024-05-27 06:40:45] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 1/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 45/88 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 19/64 constraints. Problems are: Problem set: 0 solved, 44 unsolved
[2024-05-27 06:40:45] [INFO ] Deduced a trap composed of 9 places in 24 ms of which 1 ms to minimize.
[2024-05-27 06:40:45] [INFO ] Deduced a trap composed of 9 places in 23 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 2/66 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/88 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (OVERLAPS) 0/88 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 88/88 variables, and 66 constraints, problems are : Problem set: 0 solved, 44 unsolved in 629 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 44 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (OVERLAPS) 1/43 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (OVERLAPS) 45/88 variables, 43/47 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 19/66 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/88 variables, 44/110 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/88 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 9 (OVERLAPS) 0/88 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 88/88 variables, and 110 constraints, problems are : Problem set: 0 solved, 44 unsolved in 657 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 2/2 constraints]
After SMT, in 1301ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1301ms
Starting structural reductions in LTL mode, iteration 1 : 43/47 places, 45/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1396 ms. Remains : 43/47 places, 45/51 transitions.
Stuttering acceptance computed with spot in 134 ms :[true, (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-13
Entered a terminal (fully accepting) state of product in 2677 steps with 601 reset in 4 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-13 finished in 1548 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 (p1||G(p0)||X(F(p2)))))'
Support contains 5 out of 47 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 43 transition count 45
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 43 transition count 45
Applied a total of 8 rules in 2 ms. Remains 43 /47 variables (removed 4) and now considering 45/51 (removed 6) transitions.
[2024-05-27 06:40:46] [INFO ] Invariant cache hit.
[2024-05-27 06:40:46] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-05-27 06:40:46] [INFO ] Invariant cache hit.
[2024-05-27 06:40:46] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:46] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 44 sub problems to find dead transitions.
[2024-05-27 06:40:46] [INFO ] Invariant cache hit.
[2024-05-27 06:40:46] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (OVERLAPS) 1/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (OVERLAPS) 45/88 variables, 43/45 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/88 variables, 19/64 constraints. Problems are: Problem set: 0 solved, 44 unsolved
[2024-05-27 06:40:46] [INFO ] Deduced a trap composed of 9 places in 24 ms of which 1 ms to minimize.
[2024-05-27 06:40:47] [INFO ] Deduced a trap composed of 9 places in 28 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 2/66 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/88 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (OVERLAPS) 0/88 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Real declared 88/88 variables, and 66 constraints, problems are : Problem set: 0 solved, 44 unsolved in 662 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 44 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 3 (OVERLAPS) 1/43 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 5 (OVERLAPS) 45/88 variables, 43/47 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/88 variables, 19/66 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/88 variables, 44/110 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/88 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 44 unsolved
At refinement iteration 9 (OVERLAPS) 0/88 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 44 unsolved
No progress, stopping.
After SMT solving in domain Int declared 88/88 variables, and 110 constraints, problems are : Problem set: 0 solved, 44 unsolved in 722 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 43/43 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 44/44 constraints, Known Traps: 2/2 constraints]
After SMT, in 1402ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1403ms
Starting structural reductions in LTL mode, iteration 1 : 43/47 places, 45/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1494 ms. Remains : 43/47 places, 45/51 transitions.
Stuttering acceptance computed with spot in 166 ms :[(AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 87 ms.
Product exploration explored 100000 steps with 50000 reset in 93 ms.
Computed a total of 4 stabilizing places and 9 stable transitions
Graph (complete) has 131 edges and 43 vertex of which 42 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 4 stabilizing places and 9 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X p2), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 15 factoid took 19 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-14 finished in 1887 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 2 out of 47 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 42 transition count 44
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 42 transition count 44
Applied a total of 10 rules in 6 ms. Remains 42 /47 variables (removed 5) and now considering 44/51 (removed 7) transitions.
// Phase 1: matrix 44 rows 42 cols
[2024-05-27 06:40:48] [INFO ] Computed 2 invariants in 1 ms
[2024-05-27 06:40:48] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-05-27 06:40:48] [INFO ] Invariant cache hit.
[2024-05-27 06:40:48] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:48] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
[2024-05-27 06:40:48] [INFO ] Redundant transitions in 0 ms returned []
Running 43 sub problems to find dead transitions.
[2024-05-27 06:40:48] [INFO ] Invariant cache hit.
[2024-05-27 06:40:48] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (OVERLAPS) 1/42 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/86 variables, 42/44 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 19/63 constraints. Problems are: Problem set: 0 solved, 43 unsolved
[2024-05-27 06:40:48] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 1 ms to minimize.
[2024-05-27 06:40:48] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 65 constraints, problems are : Problem set: 0 solved, 43 unsolved in 627 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (OVERLAPS) 1/42 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (OVERLAPS) 44/86 variables, 42/46 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 19/65 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 43/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/86 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (OVERLAPS) 0/86 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/86 variables, and 108 constraints, problems are : Problem set: 0 solved, 43 unsolved in 665 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 42/42 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 2/2 constraints]
After SMT, in 1309ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1310ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/47 places, 44/51 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1409 ms. Remains : 42/47 places, 44/51 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-15
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-15 finished in 1460 ms.
All properties solved by simple procedures.
Total runtime 30634 ms.

BK_STOP 1716792049936

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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="RingSingleMessageInMbox-PT-d0m005"
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 RingSingleMessageInMbox-PT-d0m005, 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 r334-tall-171679079400012"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d0m005.tgz
mv RingSingleMessageInMbox-PT-d0m005 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 ;