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.r333-tall-171679077500012.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 greatspnxred
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 r333-tall-171679077500012
=====================================================================

--------------------
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 1716792008137

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RingSingleMessageInMbox-PT-d0m005
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-27 06:40:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-27 06:40:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 06:40:09] [INFO ] Load time of PNML (sax parser for PT used): 78 ms
[2024-05-27 06:40:09] [INFO ] Transformed 385 places.
[2024-05-27 06:40:09] [INFO ] Transformed 59 transitions.
[2024-05-27 06:40:09] [INFO ] Parsed PT model containing 385 places and 59 transitions and 236 arcs in 184 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 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 29 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 06:40:09] [INFO ] Computed 3 invariants in 12 ms
[2024-05-27 06:40:09] [INFO ] Implicit Places using invariants in 182 ms returned []
[2024-05-27 06:40:09] [INFO ] Invariant cache hit.
[2024-05-27 06:40:10] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-27 06:40:10] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
Running 55 sub problems to find dead transitions.
[2024-05-27 06:40:10] [INFO ] Invariant cache hit.
[2024-05-27 06:40:10] [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 782 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 06:40:11] [INFO ] Deduced a trap composed of 27 places in 51 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 1915 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 2776ms problems are : Problem set: 5 solved, 50 unsolved
Search for dead transitions found 5 dead transitions in 2796ms
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 2 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 06:40:12] [INFO ] Computed 4 invariants in 2 ms
[2024-05-27 06:40:12] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-27 06:40:12] [INFO ] Invariant cache hit.
[2024-05-27 06:40:13] [INFO ] State equation strengthened by 24 read => feed constraints.
[2024-05-27 06:40:13] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 143 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 3325 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 06:40:13] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2024-05-27 06:40:13] [INFO ] Flatten gal took : 24 ms
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-27 06:40:13] [INFO ] Flatten gal took : 9 ms
[2024-05-27 06:40:13] [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 (8536 resets) in 922 ms. (43 steps per ms) remains 5/22 properties
BEST_FIRST walk for 40003 steps (1953 resets) in 164 ms. (242 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (1977 resets) in 145 ms. (273 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (3786 resets) in 244 ms. (163 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (3903 resets) in 355 ms. (112 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (1998 resets) in 183 ms. (217 steps per ms) remains 5/5 properties
// Phase 1: matrix 51 rows 47 cols
[2024-05-27 06:40:14] [INFO ] Computed 2 invariants in 2 ms
[2024-05-27 06:40:14] [INFO ] State equation strengthened by 24 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 18/27 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 3/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 16/48 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/73 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 25/98 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/98 variables, 8/73 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/98 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/98 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 98/98 variables, and 73 constraints, problems are : Problem set: 0 solved, 5 unsolved in 175 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: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 18/27 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 3/30 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 43/73 variables, 30/32 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 16/48 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/73 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 25/98 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/98 variables, 8/73 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/98 variables, 5/78 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/98 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 0/98 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 98/98 variables, and 78 constraints, problems are : Problem set: 0 solved, 5 unsolved in 256 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: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 447ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 248 ms.
Support contains 9 out of 47 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 47/47 places, 51/51 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 45 transition count 49
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 45 transition count 49
Applied a total of 4 rules in 12 ms. Remains 45 /47 variables (removed 2) and now considering 49/51 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 45/47 places, 49/51 transitions.
RANDOM walk for 40000 steps (8626 resets) in 175 ms. (227 steps per ms) remains 3/5 properties
BEST_FIRST walk for 40002 steps (1999 resets) in 80 ms. (493 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (3694 resets) in 50 ms. (784 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (1938 resets) in 27 ms. (1428 steps per ms) remains 3/3 properties
// Phase 1: matrix 49 rows 45 cols
[2024-05-27 06:40:15] [INFO ] Computed 2 invariants in 1 ms
[2024-05-27 06:40:15] [INFO ] State equation strengthened by 23 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 18/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 3/26 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 36/62 variables, 26/28 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 10/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 31/93 variables, 18/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/93 variables, 13/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/93 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 1/94 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/94 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/94 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 94/94 variables, and 70 constraints, problems are : Problem set: 0 solved, 3 unsolved in 147 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 18/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 3/26 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 36/62 variables, 26/28 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 10/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 31/93 variables, 18/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/93 variables, 13/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/93 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/93 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 1/94 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/94 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 0/94 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 94/94 variables, and 73 constraints, problems are : Problem set: 0 solved, 3 unsolved in 138 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 45/45 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 292ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 2398 steps, including 168 resets, run visited all 2 properties in 8 ms. (steps per millisecond=299 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 36 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.4 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 2 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 06:40:16] [INFO ] Computed 2 invariants in 0 ms
[2024-05-27 06:40:16] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-27 06:40:16] [INFO ] Invariant cache hit.
[2024-05-27 06:40:16] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:16] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2024-05-27 06:40:16] [INFO ] Invariant cache hit.
[2024-05-27 06:40:16] [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 06:40:16] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
[2024-05-27 06:40:16] [INFO ] Deduced a trap composed of 8 places in 43 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 853 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 1573ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1573ms
Starting structural reductions in LTL mode, iteration 1 : 42/47 places, 44/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1744 ms. Remains : 42/47 places, 44/51 transitions.
Stuttering acceptance computed with spot in 221 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 2 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 2035 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 2 ms. Remains 42 /47 variables (removed 5) and now considering 44/51 (removed 7) transitions.
[2024-05-27 06:40:18] [INFO ] Invariant cache hit.
[2024-05-27 06:40:18] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-27 06:40:18] [INFO ] Invariant cache hit.
[2024-05-27 06:40:18] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:18] [INFO ] Implicit Places using invariants and state equation in 329 ms returned []
Implicit Place search using SMT with State Equation took 381 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2024-05-27 06:40:18] [INFO ] Invariant cache hit.
[2024-05-27 06:40:18] [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 06:40:18] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 1 ms to minimize.
[2024-05-27 06:40:19] [INFO ] Deduced a trap composed of 8 places in 33 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 796 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 759 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 1623ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1624ms
Starting structural reductions in LTL mode, iteration 1 : 42/47 places, 44/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2007 ms. Remains : 42/47 places, 44/51 transitions.
Stuttering acceptance computed with spot in 189 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 9 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-01 finished in 2217 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 11 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 06:40:20] [INFO ] Computed 2 invariants in 4 ms
[2024-05-27 06:40:20] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-27 06:40:20] [INFO ] Invariant cache hit.
[2024-05-27 06:40:20] [INFO ] State equation strengthened by 22 read => feed constraints.
[2024-05-27 06:40:20] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
[2024-05-27 06:40:20] [INFO ] Redundant transitions in 0 ms returned []
Running 46 sub problems to find dead transitions.
[2024-05-27 06:40:20] [INFO ] Invariant cache hit.
[2024-05-27 06:40:20] [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 476 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 737 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 1236ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1237ms
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 1379 ms. Remains : 43/47 places, 47/51 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-03
Stuttering criterion allowed to conclude after 7 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 1472 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 8 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 06:40:21] [INFO ] Computed 2 invariants in 1 ms
[2024-05-27 06:40:21] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-05-27 06:40:21] [INFO ] Invariant cache hit.
[2024-05-27 06:40:21] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:21] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
[2024-05-27 06:40:21] [INFO ] Redundant transitions in 0 ms returned []
Running 44 sub problems to find dead transitions.
[2024-05-27 06:40:21] [INFO ] Invariant cache hit.
[2024-05-27 06:40:21] [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 509 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 740 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 1272ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1273ms
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 1384 ms. Remains : 43/47 places, 45/51 transitions.
Stuttering acceptance computed with spot in 187 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 223 ms.
Product exploration explored 100000 steps with 50000 reset in 133 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 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 19 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 1994 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 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 0 ms
[2024-05-27 06:40:23] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-27 06:40:23] [INFO ] Invariant cache hit.
[2024-05-27 06:40:23] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:23] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 185 ms to find 0 implicit places.
[2024-05-27 06:40:23] [INFO ] Redundant transitions in 0 ms returned []
Running 43 sub problems to find dead transitions.
[2024-05-27 06:40:23] [INFO ] Invariant cache hit.
[2024-05-27 06:40:23] [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 38 ms of which 1 ms to minimize.
[2024-05-27 06:40:24] [INFO ] Deduced a trap composed of 8 places in 36 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 676 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 687 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 1400ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1402ms
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 1596 ms. Remains : 42/47 places, 44/51 transitions.
Stuttering acceptance computed with spot in 132 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 0 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-05 finished in 1743 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 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 06:40:25] [INFO ] Computed 2 invariants in 0 ms
[2024-05-27 06:40:25] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-27 06:40:25] [INFO ] Invariant cache hit.
[2024-05-27 06:40:25] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-05-27 06:40:25] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Running 44 sub problems to find dead transitions.
[2024-05-27 06:40:25] [INFO ] Invariant cache hit.
[2024-05-27 06:40:25] [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 06:40:25] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 1 ms to minimize.
[2024-05-27 06:40:26] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 0 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 751 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 720 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 1497ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1497ms
Starting structural reductions in LTL mode, iteration 1 : 43/47 places, 45/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1597 ms. Remains : 43/47 places, 45/51 transitions.
Stuttering acceptance computed with spot in 136 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 21 steps with 5 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-06 finished in 1749 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 5 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 1 ms
[2024-05-27 06:40:27] [INFO ] Implicit Places using invariants in 32 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 57 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
[2024-05-27 06:40:27] [INFO ] Redundant transitions in 0 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 546 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 775 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 1345ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1346ms
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 1449 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 21569 reset in 238 ms.
Product exploration explored 100000 steps with 21386 reset in 206 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 75 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 121 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
RANDOM walk for 40000 steps (8587 resets) in 94 ms. (421 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40001 steps (3895 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
[2024-05-27 06:40:29] [INFO ] Invariant cache hit.
[2024-05-27 06:40:29] [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 101 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 247 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 355ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 114 steps, including 6 resets, run visited all 1 properties in 2 ms. (steps per millisecond=57 )
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 149 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 123 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 106 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 06:40:30] [INFO ] Invariant cache hit.
[2024-05-27 06:40:30] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-05-27 06:40:30] [INFO ] Invariant cache hit.
[2024-05-27 06:40:30] [INFO ] State equation strengthened by 22 read => feed constraints.
[2024-05-27 06:40:30] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
[2024-05-27 06:40:30] [INFO ] Redundant transitions in 0 ms returned []
Running 46 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 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 527 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 743 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 1294ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1295ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1392 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 79 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 108 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
RANDOM walk for 40000 steps (8629 resets) in 70 ms. (563 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40002 steps (3827 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
[2024-05-27 06:40:31] [INFO ] Invariant cache hit.
[2024-05-27 06:40:31] [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 62 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 64 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 128ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 21 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=21 )
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 132 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 130 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 117 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 21538 reset in 82 ms.
Product exploration explored 100000 steps with 21566 reset in 89 ms.
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 2 ms. Remains 43 /43 variables (removed 0) and now considering 47/47 (removed 0) transitions.
[2024-05-27 06:40:32] [INFO ] Invariant cache hit.
[2024-05-27 06:40:32] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-27 06:40:32] [INFO ] Invariant cache hit.
[2024-05-27 06:40:32] [INFO ] State equation strengthened by 22 read => feed constraints.
[2024-05-27 06:40:32] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
[2024-05-27 06:40:32] [INFO ] Redundant transitions in 0 ms returned []
Running 46 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 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 771 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 1293ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1294ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1400 ms. Remains : 43/43 places, 47/47 transitions.
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-07 finished in 7023 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 8 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 06:40:34] [INFO ] Computed 2 invariants in 0 ms
[2024-05-27 06:40:34] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-05-27 06:40:34] [INFO ] Invariant cache hit.
[2024-05-27 06:40:34] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:34] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
[2024-05-27 06:40:34] [INFO ] Redundant transitions in 1 ms returned []
Running 43 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 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 06:40:34] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 1 ms to minimize.
[2024-05-27 06:40:34] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 3 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 682 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 651 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 1376ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1376ms
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 1496 ms. Remains : 42/47 places, 44/51 transitions.
Stuttering acceptance computed with spot in 39 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 1550 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 3 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 06:40:35] [INFO ] Computed 2 invariants in 0 ms
[2024-05-27 06:40:35] [INFO ] Implicit Places using invariants in 32 ms returned []
[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.
[2024-05-27 06:40:35] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Running 46 sub problems to find dead transitions.
[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) 0/42 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 527 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 797 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 1348ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 1348ms
Starting structural reductions in LTL mode, iteration 1 : 43/47 places, 47/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1447 ms. Remains : 43/47 places, 47/51 transitions.
Stuttering acceptance computed with spot in 96 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 77 ms.
Product exploration explored 100000 steps with 50000 reset in 80 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 : [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 16 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 1735 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 4 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 06:40:37] [INFO ] Computed 2 invariants in 0 ms
[2024-05-27 06:40:37] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-27 06:40:37] [INFO ] Invariant cache hit.
[2024-05-27 06:40:37] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-05-27 06:40:37] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Running 45 sub problems to find dead transitions.
[2024-05-27 06:40:37] [INFO ] Invariant cache hit.
[2024-05-27 06:40:37] [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 06:40:38] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 0 ms to minimize.
[2024-05-27 06:40:38] [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 705 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 795 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 1516ms problems are : Problem set: 0 solved, 45 unsolved
Search for dead transitions found 0 dead transitions in 1516ms
Starting structural reductions in LTL mode, iteration 1 : 44/47 places, 46/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1616 ms. Remains : 44/47 places, 46/51 transitions.
Stuttering acceptance computed with spot in 345 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 155 ms.
Product exploration explored 100000 steps with 50000 reset in 156 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.5 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 21 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 2322 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 5 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 06:40:39] [INFO ] Computed 2 invariants in 0 ms
[2024-05-27 06:40:39] [INFO ] Implicit Places using invariants in 34 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 51 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Running 44 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) 0/42 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 06:40:40] [INFO ] Deduced a trap composed of 9 places in 32 ms of which 0 ms to minimize.
[2024-05-27 06:40:40] [INFO ] Deduced a trap composed of 9 places in 24 ms of which 0 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 676 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 700 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 1394ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1394ms
Starting structural reductions in LTL mode, iteration 1 : 43/47 places, 45/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1513 ms. Remains : 43/47 places, 45/51 transitions.
Stuttering acceptance computed with spot in 147 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 916 steps with 191 reset in 2 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-13 finished in 1677 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 06:40:41] [INFO ] Invariant cache hit.
[2024-05-27 06:40:41] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-05-27 06:40:41] [INFO ] Invariant cache hit.
[2024-05-27 06:40:41] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:41] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
Running 44 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 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 06:40:42] [INFO ] Deduced a trap composed of 9 places in 35 ms of which 1 ms to minimize.
[2024-05-27 06:40:42] [INFO ] Deduced a trap composed of 9 places in 26 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 697 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 754 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 1478ms problems are : Problem set: 0 solved, 44 unsolved
Search for dead transitions found 0 dead transitions in 1479ms
Starting structural reductions in LTL mode, iteration 1 : 43/47 places, 45/51 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1602 ms. Remains : 43/47 places, 45/51 transitions.
Stuttering acceptance computed with spot in 165 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 93 ms.
Product exploration explored 100000 steps with 50000 reset in 98 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 22 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 2007 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 8 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 06:40:43] [INFO ] Computed 2 invariants in 2 ms
[2024-05-27 06:40:43] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-05-27 06:40:43] [INFO ] Invariant cache hit.
[2024-05-27 06:40:43] [INFO ] State equation strengthened by 19 read => feed constraints.
[2024-05-27 06:40:43] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2024-05-27 06:40:43] [INFO ] Redundant transitions in 1 ms returned []
Running 43 sub problems to find dead transitions.
[2024-05-27 06:40:43] [INFO ] Invariant cache hit.
[2024-05-27 06:40:43] [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 06:40:43] [INFO ] Deduced a trap composed of 8 places in 36 ms of which 0 ms to minimize.
[2024-05-27 06:40:44] [INFO ] Deduced a trap composed of 8 places in 28 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 652 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 695 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 1362ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 1363ms
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 1472 ms. Remains : 42/47 places, 44/51 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m005-LTLFireability-15
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m005-LTLFireability-15 finished in 1527 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))))'
[2024-05-27 06:40:45] [INFO ] Flatten gal took : 11 ms
[2024-05-27 06:40:45] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-27 06:40:45] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 47 places, 51 transitions and 198 arcs took 1 ms.
Total runtime 35934 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running RingSingleMessageInMbox-PT-d0m005

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/410/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 47
TRANSITIONS: 51
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.001s]


SAVING FILE /home/mcc/execution/410/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1201
MODEL NAME: /home/mcc/execution/410/model
47 places, 51 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA RingSingleMessageInMbox-PT-d0m005-LTLFireability-07 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716792046041

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

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="greatspnxred"
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 greatspnxred"
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 r333-tall-171679077500012"
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 ;