About the Execution of GreatSPN+red for ClientsAndServers-PT-N2000P0
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 6041.527 | 3600000.00 | 14350547.00 | 231.90 | TF?FFFF??FFFTTF? | normal |
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.r069-tall-171620504700524.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 ClientsAndServers-PT-N2000P0, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r069-tall-171620504700524
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 584K
-rw-r--r-- 1 mcc users 8.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 23:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 162K Apr 12 23:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 12 23:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K Apr 12 23:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 9.2K May 18 16:42 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 ClientsAndServers-PT-N2000P0-LTLFireability-00
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-01
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-02
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-03
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-04
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-05
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-06
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-07
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-08
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-09
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-10
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-11
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-12
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-13
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-14
FORMULA_NAME ClientsAndServers-PT-N2000P0-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1716460052131
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N2000P0
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 10:27:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-23 10:27:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 10:27:33] [INFO ] Load time of PNML (sax parser for PT used): 29 ms
[2024-05-23 10:27:33] [INFO ] Transformed 25 places.
[2024-05-23 10:27:33] [INFO ] Transformed 18 transitions.
[2024-05-23 10:27:33] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 127 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 8 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2024-05-23 10:27:33] [INFO ] Computed 8 invariants in 8 ms
[2024-05-23 10:27:33] [INFO ] Implicit Places using invariants in 161 ms returned []
[2024-05-23 10:27:33] [INFO ] Invariant cache hit.
[2024-05-23 10:27:33] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 234 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 10:27:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 43/43 variables, and 33 constraints, problems are : Problem set: 0 solved, 17 unsolved in 236 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 43/43 variables, and 50 constraints, problems are : Problem set: 0 solved, 17 unsolved in 177 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 434ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 443ms
Finished structural reductions in LTL mode , in 1 iterations and 701 ms. Remains : 25/25 places, 18/18 transitions.
Support contains 22 out of 25 places after structural reductions.
[2024-05-23 10:27:34] [INFO ] Flatten gal took : 15 ms
[2024-05-23 10:27:34] [INFO ] Flatten gal took : 4 ms
[2024-05-23 10:27:34] [INFO ] Input system was already deterministic with 18 transitions.
Reduction of identical properties reduced properties to check from 19 to 18
RANDOM walk for 64004 steps (0 resets) in 382 ms. (167 steps per ms) remains 17/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 110 ms. (36 steps per ms) remains 4/17 properties
BEST_FIRST walk for 2979 steps (5 resets) in 62 ms. (47 steps per ms) remains 0/4 properties
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||(!p1 U (G(!p1)||(!p1&&G((F(p0)||X(G(p2)))))))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 10 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 10:27:35] [INFO ] Computed 5 invariants in 1 ms
[2024-05-23 10:27:35] [INFO ] Implicit Places using invariants in 31 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 415 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), true, (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-01
Product exploration explored 100000 steps with 19996 reset in 269 ms.
Product exploration explored 100000 steps with 20034 reset in 138 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (OR p0 (NOT p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR p0 (NOT p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 12 factoid took 136 ms. Reduced automaton from 8 states, 14 edges and 3 AP (stutter sensitive) to 8 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 301 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), true, (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Reduction of identical properties reduced properties to check from 9 to 8
RANDOM walk for 64004 steps (0 resets) in 31 ms. (2000 steps per ms) remains 6/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 95 ms. (416 steps per ms) remains 3/6 properties
BEST_FIRST walk for 250 steps (0 resets) in 5 ms. (41 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (OR p0 (NOT p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (OR p0 (NOT p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p0 (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (OR p0 (NOT p1) p2))), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) p1))), (F p2), (F p1), (F p0)]
Property proved to be false thanks to negative knowledge :(F (NOT (OR p0 (NOT p1))))
Knowledge based reduction with 12 factoid took 149 ms. Reduced automaton from 8 states, 14 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-01 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-01 finished in 1664 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)||((p1 U X(p2))&&X(X(G(p3))))))'
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 2 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 10:27:36] [INFO ] Computed 5 invariants in 1 ms
[2024-05-23 10:27:36] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-05-23 10:27:36] [INFO ] Invariant cache hit.
[2024-05-23 10:27:36] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 10:27:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 27 constraints, problems are : Problem set: 0 solved, 17 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 44 constraints, problems are : Problem set: 0 solved, 17 unsolved in 162 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 369ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 369ms
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 454 ms. Remains : 22/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 248 ms :[(OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-02
Product exploration explored 100000 steps with 1698 reset in 97 ms.
Product exploration explored 100000 steps with 1700 reset in 161 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (AND (NOT p0) p3))), (X (X (NOT (AND (NOT p0) p3))))]
Knowledge based reduction with 13 factoid took 203 ms. Reduced automaton from 6 states, 10 edges and 4 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 64004 steps (0 resets) in 34 ms. (1828 steps per ms) remains 1/1 properties
BEST_FIRST walk for 1622 steps (0 resets) in 5 ms. (270 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (AND (NOT p0) (NOT p1) (NOT p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (AND (NOT p0) p3))), (X (X (NOT (AND (NOT p0) p3)))), (F p0)]
Knowledge based reduction with 13 factoid took 237 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-23 10:27:38] [INFO ] Invariant cache hit.
[2024-05-23 10:27:38] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-23 10:27:38] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:27:38] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-23 10:27:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:27:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 10:27:38] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:27:38] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-05-23 10:27:38] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 10:27:38] [INFO ] Added : 11 causal constraints over 3 iterations in 48 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 22 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-23 10:27:38] [INFO ] Invariant cache hit.
[2024-05-23 10:27:38] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 10:27:38] [INFO ] Invariant cache hit.
[2024-05-23 10:27:38] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 10:27:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 27 constraints, problems are : Problem set: 0 solved, 17 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 44 constraints, problems are : Problem set: 0 solved, 17 unsolved in 147 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 311ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 311ms
Finished structural reductions in LTL mode , in 1 iterations and 367 ms. Remains : 22/22 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 79 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 64004 steps (0 resets) in 46 ms. (1361 steps per ms) remains 1/1 properties
BEST_FIRST walk for 951 steps (0 resets) in 4 ms. (190 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 83 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-23 10:27:39] [INFO ] Invariant cache hit.
[2024-05-23 10:27:39] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 10:27:39] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:27:39] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-05-23 10:27:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:27:39] [INFO ] [Nat]Absence check using 4 positive place invariants in 0 ms returned sat
[2024-05-23 10:27:39] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 10:27:39] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-05-23 10:27:39] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 10:27:39] [INFO ] Added : 11 causal constraints over 3 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1702 reset in 96 ms.
Product exploration explored 100000 steps with 1671 reset in 108 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 21 transition count 18
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 7 place count 21 transition count 18
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 21 transition count 18
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 12 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 13 place count 21 transition count 18
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 15 place count 19 transition count 16
Deduced a syphon composed of 10 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 17 place count 19 transition count 16
Deduced a syphon composed of 10 places in 0 ms
Applied a total of 17 rules in 16 ms. Remains 19 /22 variables (removed 3) and now considering 16/18 (removed 2) transitions.
[2024-05-23 10:27:40] [INFO ] Redundant transitions in 0 ms returned []
Running 15 sub problems to find dead transitions.
// Phase 1: matrix 16 rows 19 cols
[2024-05-23 10:27:40] [INFO ] Computed 4 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD14 is UNSAT
At refinement iteration 4 (OVERLAPS) 16/35 variables, 19/23 constraints. Problems are: Problem set: 10 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/23 constraints. Problems are: Problem set: 10 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/35 variables, 0/23 constraints. Problems are: Problem set: 10 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 35/35 variables, and 23 constraints, problems are : Problem set: 10 solved, 5 unsolved in 106 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 10 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 10 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 11/19 variables, 4/4 constraints. Problems are: Problem set: 10 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/4 constraints. Problems are: Problem set: 10 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 16/35 variables, 19/23 constraints. Problems are: Problem set: 10 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 5/28 constraints. Problems are: Problem set: 10 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/28 constraints. Problems are: Problem set: 10 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/35 variables, 0/28 constraints. Problems are: Problem set: 10 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 35/35 variables, and 28 constraints, problems are : Problem set: 10 solved, 5 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 5/15 constraints, Known Traps: 0/0 constraints]
After SMT, in 190ms problems are : Problem set: 10 solved, 5 unsolved
Search for dead transitions found 10 dead transitions in 192ms
Found 10 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 10 transitions
Dead transitions reduction (with SMT) removed 10 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 19/22 places, 6/18 transitions.
Graph (complete) has 18 edges and 19 vertex of which 9 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.1 ms
Discarding 10 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 3 ms. Remains 9 /19 variables (removed 10) and now considering 6/6 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/22 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 219 ms. Remains : 9/22 places, 6/18 transitions.
Support contains 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 18
Applied a total of 1 rules in 1 ms. Remains 21 /22 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 10:27:40] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 10:27:40] [INFO ] Implicit Places using invariants in 23 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 26 ms. Remains : 20/22 places, 18/18 transitions.
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-02 finished in 3891 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(p1)))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 10:27:40] [INFO ] Computed 5 invariants in 1 ms
[2024-05-23 10:27:40] [INFO ] Implicit Places using invariants in 21 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 22 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 24 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 112 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-03
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-03 finished in 149 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(p1)||X(F(p2)))&&p0)))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 10:27:40] [INFO ] Computed 5 invariants in 1 ms
[2024-05-23 10:27:40] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-05-23 10:27:40] [INFO ] Invariant cache hit.
[2024-05-23 10:27:40] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 10:27:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 27 constraints, problems are : Problem set: 0 solved, 17 unsolved in 162 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 44 constraints, problems are : Problem set: 0 solved, 17 unsolved in 146 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 310ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 311ms
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 383 ms. Remains : 22/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 148 ms :[true, (NOT p2), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-04 finished in 544 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)||X(p1)))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 10:27:41] [INFO ] Computed 5 invariants in 2 ms
[2024-05-23 10:27:41] [INFO ] Implicit Places using invariants in 25 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-07
Product exploration explored 100000 steps with 1332 reset in 123 ms.
Product exploration explored 100000 steps with 1355 reset in 130 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 81 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 64009 steps (0 resets) in 34 ms. (1828 steps per ms) remains 1/1 properties
BEST_FIRST walk for 1781 steps (0 resets) in 4 ms. (356 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 5 factoid took 88 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 10:27:42] [INFO ] Computed 4 invariants in 1 ms
[2024-05-23 10:27:42] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 10:27:42] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 10 ms returned sat
[2024-05-23 10:27:42] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 10:27:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:27:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 10:27:42] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:27:42] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-23 10:27:42] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 10:27:42] [INFO ] Added : 13 causal constraints over 3 iterations in 12 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 21 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-23 10:27:42] [INFO ] Invariant cache hit.
[2024-05-23 10:27:42] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-23 10:27:42] [INFO ] Invariant cache hit.
[2024-05-23 10:27:42] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 10:27:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 140 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 120 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 273ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 274ms
Finished structural reductions in LTL mode , in 1 iterations and 323 ms. Remains : 21/21 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 67 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 64004 steps (0 resets) in 16 ms. (3764 steps per ms) remains 1/1 properties
BEST_FIRST walk for 1603 steps (0 resets) in 5 ms. (267 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 78 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-23 10:27:43] [INFO ] Invariant cache hit.
[2024-05-23 10:27:43] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 10:27:43] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:27:43] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-23 10:27:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:27:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 10:27:43] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:27:43] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-23 10:27:43] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 10:27:43] [INFO ] Added : 13 causal constraints over 3 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1358 reset in 172 ms.
Product exploration explored 100000 steps with 1330 reset in 137 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 21 transition count 18
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 7 place count 21 transition count 18
Deduced a syphon composed of 10 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 10 place count 21 transition count 18
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 13 place count 18 transition count 15
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 16 place count 18 transition count 15
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 18 place count 18 transition count 15
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 19 place count 17 transition count 14
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 20 place count 17 transition count 14
Deduced a syphon composed of 8 places in 0 ms
Applied a total of 20 rules in 7 ms. Remains 17 /21 variables (removed 4) and now considering 14/18 (removed 4) transitions.
[2024-05-23 10:27:43] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
// Phase 1: matrix 14 rows 17 cols
[2024-05-23 10:27:43] [INFO ] Computed 4 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/17 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD12 is UNSAT
At refinement iteration 5 (OVERLAPS) 14/31 variables, 17/21 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/21 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/31 variables, 0/21 constraints. Problems are: Problem set: 8 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 31/31 variables, and 21 constraints, problems are : Problem set: 8 solved, 5 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 17/17 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 8 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 9/17 variables, 3/3 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 1/4 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/4 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/21 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 5/26 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/26 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/31 variables, 0/26 constraints. Problems are: Problem set: 8 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 31/31 variables, and 26 constraints, problems are : Problem set: 8 solved, 5 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 17/17 constraints, PredecessorRefiner: 5/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 121ms problems are : Problem set: 8 solved, 5 unsolved
Search for dead transitions found 8 dead transitions in 122ms
Found 8 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 8 transitions
Dead transitions reduction (with SMT) removed 8 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 17/21 places, 6/18 transitions.
Graph (complete) has 16 edges and 17 vertex of which 9 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Discarding 8 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 1 ms. Remains 9 /17 variables (removed 8) and now considering 6/6 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/21 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 134 ms. Remains : 9/21 places, 6/18 transitions.
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 10:27:43] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 10:27:43] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 10:27:43] [INFO ] Invariant cache hit.
[2024-05-23 10:27:43] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 10:27:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 115 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 267ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 267ms
Finished structural reductions in LTL mode , in 1 iterations and 323 ms. Remains : 21/21 places, 18/18 transitions.
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-07 finished in 2885 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 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 21 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 16 place count 15 transition count 10
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 20 place count 13 transition count 10
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 26 place count 10 transition count 7
Applied a total of 26 rules in 5 ms. Remains 10 /25 variables (removed 15) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 10 cols
[2024-05-23 10:27:44] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 10:27:44] [INFO ] Implicit Places using invariants in 26 ms returned [7, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 26 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/25 places, 7/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 5
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 6 transition count 5
Applied a total of 4 rules in 1 ms. Remains 6 /8 variables (removed 2) and now considering 5/7 (removed 2) transitions.
// Phase 1: matrix 5 rows 6 cols
[2024-05-23 10:27:44] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 10:27:44] [INFO ] Implicit Places using invariants in 14 ms returned []
[2024-05-23 10:27:44] [INFO ] Invariant cache hit.
[2024-05-23 10:27:44] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/25 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 66 ms. Remains : 6/25 places, 5/18 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-08
Product exploration explored 100000 steps with 10227 reset in 141 ms.
Product exploration explored 100000 steps with 10328 reset in 158 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 62 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
RANDOM walk for 48020 steps (8 resets) in 18 ms. (2527 steps per ms) remains 1/1 properties
BEST_FIRST walk for 65 steps (0 resets) in 4 ms. (13 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 95 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2024-05-23 10:27:44] [INFO ] Invariant cache hit.
[2024-05-23 10:27:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-23 10:27:44] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 10:27:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:27:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 10:27:44] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-23 10:27:44] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 10:27:44] [INFO ] Added : 2 causal constraints over 1 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 5/5 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2024-05-23 10:27:44] [INFO ] Invariant cache hit.
[2024-05-23 10:27:44] [INFO ] Implicit Places using invariants in 15 ms returned []
[2024-05-23 10:27:44] [INFO ] Invariant cache hit.
[2024-05-23 10:27:44] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2024-05-23 10:27:44] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-23 10:27:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 11/11 variables, and 8 constraints, problems are : Problem set: 0 solved, 4 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 11/11 variables, and 12 constraints, problems are : Problem set: 0 solved, 4 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 56ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 57ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 101 ms. Remains : 6/6 places, 5/5 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 182 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
RANDOM walk for 48020 steps (8 resets) in 13 ms. (3430 steps per ms) remains 1/1 properties
BEST_FIRST walk for 113 steps (0 resets) in 4 ms. (22 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
[2024-05-23 10:27:45] [INFO ] Invariant cache hit.
[2024-05-23 10:27:45] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 10:27:45] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-23 10:27:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:27:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 10:27:45] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-23 10:27:45] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 10:27:45] [INFO ] Added : 2 causal constraints over 1 iterations in 2 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Product exploration explored 100000 steps with 10327 reset in 41 ms.
Product exploration explored 100000 steps with 10308 reset in 52 ms.
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 5/5 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2024-05-23 10:27:45] [INFO ] Invariant cache hit.
[2024-05-23 10:27:45] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-23 10:27:45] [INFO ] Invariant cache hit.
[2024-05-23 10:27:45] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2024-05-23 10:27:45] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-23 10:27:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 11/11 variables, and 8 constraints, problems are : Problem set: 0 solved, 4 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 11/11 variables, and 12 constraints, problems are : Problem set: 0 solved, 4 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 58ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 58ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 111 ms. Remains : 6/6 places, 5/5 transitions.
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-08 finished in 1524 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(G(p0))&&F(p1))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 21 transition count 16
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 9 place count 19 transition count 15
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 10 place count 18 transition count 15
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 10 place count 18 transition count 12
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 16 place count 15 transition count 12
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 20 place count 13 transition count 10
Applied a total of 20 rules in 2 ms. Remains 13 /25 variables (removed 12) and now considering 10/18 (removed 8) transitions.
// Phase 1: matrix 10 rows 13 cols
[2024-05-23 10:27:45] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 10:27:45] [INFO ] Implicit Places using invariants in 33 ms returned [8, 12]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/25 places, 10/18 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 11 transition count 8
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 9 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 9 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 8 transition count 7
Applied a total of 6 rules in 1 ms. Remains 8 /11 variables (removed 3) and now considering 7/10 (removed 3) transitions.
// Phase 1: matrix 7 rows 8 cols
[2024-05-23 10:27:45] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 10:27:45] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-23 10:27:45] [INFO ] Invariant cache hit.
[2024-05-23 10:27:45] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/25 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 72 ms. Remains : 8/25 places, 7/18 transitions.
Stuttering acceptance computed with spot in 100 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 76 ms.
Stack based approach found an accepted trace after 48 steps with 0 reset with depth 49 and stack size 49 in 1 ms.
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-09 finished in 262 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||(X(G(!p0))&&G(p1))))))'
Support contains 1 out of 25 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 22 transition count 15
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 19 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 11 place count 18 transition count 14
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 11 place count 18 transition count 11
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 17 place count 15 transition count 11
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 21 place count 13 transition count 9
Applied a total of 21 rules in 3 ms. Remains 13 /25 variables (removed 12) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 13 cols
[2024-05-23 10:27:45] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 10:27:46] [INFO ] Implicit Places using invariants in 21 ms returned [8, 12]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 21 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/25 places, 9/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 11 transition count 8
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 10 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 10 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 9 transition count 7
Applied a total of 4 rules in 2 ms. Remains 9 /11 variables (removed 2) and now considering 7/9 (removed 2) transitions.
// Phase 1: matrix 7 rows 9 cols
[2024-05-23 10:27:46] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 10:27:46] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-23 10:27:46] [INFO ] Invariant cache hit.
[2024-05-23 10:27:46] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/25 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 67 ms. Remains : 9/25 places, 7/18 transitions.
Stuttering acceptance computed with spot in 63 ms :[p0, p0]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-10
Product exploration explored 100000 steps with 3409 reset in 161 ms.
Stack based approach found an accepted trace after 54 steps with 0 reset with depth 55 and stack size 53 in 0 ms.
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-10 finished in 315 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0&&F(p1))||(p0&&(X(!p2) U ((p0&&X(!p2))||X(G(!p2))))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 0 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 10:27:46] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 10:27:46] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 10:27:46] [INFO ] Invariant cache hit.
[2024-05-23 10:27:46] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 10:27:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 144 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 118 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 266ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 267ms
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 326 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 155 ms :[(NOT p1), (OR (NOT p0) (AND (NOT p1) p2)), (AND (NOT p1) p2), true, (OR (NOT p0) (AND (NOT p1) p2))]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-12
Product exploration explored 100000 steps with 50000 reset in 50 ms.
Product exploration explored 100000 steps with 50000 reset in 46 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 18 ms. Reduced automaton from 5 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-12 finished in 617 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(p1))||(!(G(p1) U !p2)&&p1))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 10:27:46] [INFO ] Computed 5 invariants in 1 ms
[2024-05-23 10:27:46] [INFO ] Implicit Places using invariants in 28 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 30 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 80 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2))]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-13
Product exploration explored 100000 steps with 50000 reset in 34 ms.
Product exploration explored 100000 steps with 50000 reset in 38 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 11 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-13 finished in 211 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(G(!p0))&&F(p1))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 14
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 11 place count 18 transition count 14
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 11 place count 18 transition count 11
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 17 place count 15 transition count 11
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 23 place count 12 transition count 8
Applied a total of 23 rules in 3 ms. Remains 12 /25 variables (removed 13) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2024-05-23 10:27:47] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 10:27:47] [INFO ] Implicit Places using invariants in 23 ms returned [6, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 23 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/25 places, 8/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 10 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 9 transition count 7
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 9 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 8 transition count 6
Applied a total of 4 rules in 2 ms. Remains 8 /10 variables (removed 2) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 8 cols
[2024-05-23 10:27:47] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 10:27:47] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-05-23 10:27:47] [INFO ] Invariant cache hit.
[2024-05-23 10:27:47] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 72 ms. Remains : 8/25 places, 6/18 transitions.
Stuttering acceptance computed with spot in 90 ms :[(OR (NOT p1) p0), p0, (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 72 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA ClientsAndServers-PT-N2000P0-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-14 finished in 246 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||X(X(p0))))))'
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 2 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 10:27:47] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 10:27:47] [INFO ] Implicit Places using invariants in 23 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 26 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N2000P0-LTLFireability-15
Product exploration explored 100000 steps with 1471 reset in 95 ms.
Product exploration explored 100000 steps with 1448 reset in 105 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 81 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 64004 steps (0 resets) in 12 ms. (4923 steps per ms) remains 1/1 properties
BEST_FIRST walk for 342 steps (0 resets) in 4 ms. (68 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 92 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 18 rows 20 cols
[2024-05-23 10:27:48] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 10:27:48] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 10:27:48] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 10:27:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:27:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 10:27:48] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-23 10:27:48] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 10:27:48] [INFO ] Added : 9 causal constraints over 2 iterations in 12 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-23 10:27:48] [INFO ] Invariant cache hit.
[2024-05-23 10:27:48] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-23 10:27:48] [INFO ] Invariant cache hit.
[2024-05-23 10:27:48] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 10:27:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 140 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 108 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 276ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 276ms
Finished structural reductions in LTL mode , in 1 iterations and 328 ms. Remains : 20/20 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 62 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 64004 steps (0 resets) in 15 ms. (4000 steps per ms) remains 1/1 properties
BEST_FIRST walk for 595 steps (0 resets) in 4 ms. (119 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 91 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-23 10:27:49] [INFO ] Invariant cache hit.
[2024-05-23 10:27:49] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 10:27:49] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 10:27:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:27:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 10:27:49] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-23 10:27:49] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 10:27:49] [INFO ] Added : 9 causal constraints over 2 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1479 reset in 85 ms.
Product exploration explored 100000 steps with 1443 reset in 95 ms.
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-23 10:27:49] [INFO ] Invariant cache hit.
[2024-05-23 10:27:49] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-23 10:27:49] [INFO ] Invariant cache hit.
[2024-05-23 10:27:49] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 10:27:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 127 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 254ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 256ms
Finished structural reductions in LTL mode , in 1 iterations and 307 ms. Remains : 20/20 places, 18/18 transitions.
Treatment of property ClientsAndServers-PT-N2000P0-LTLFireability-15 finished in 2476 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)||((p1 U X(p2))&&X(X(G(p3))))))'
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)||X(p1)))'
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))'
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||X(X(p0))))))'
[2024-05-23 10:27:50] [INFO ] Flatten gal took : 8 ms
[2024-05-23 10:27:50] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-23 10:27:50] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 25 places, 18 transitions and 54 arcs took 2 ms.
Total runtime 17129 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running ClientsAndServers-PT-N2000P0
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: 25
TRANSITIONS: 18
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: 1570
MODEL NAME: /home/mcc/execution/410/model
25 places, 18 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.
BK_TIME_CONFINEMENT_REACHED
--------------------
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="ClientsAndServers-PT-N2000P0"
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 ClientsAndServers-PT-N2000P0, 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 r069-tall-171620504700524"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N2000P0.tgz
mv ClientsAndServers-PT-N2000P0 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 '
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 ;