About the Execution of GreatSPN+red for ClientsAndServers-PT-N0020P2
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 14497.644 | 1617490.00 | 5300650.00 | 2343.40 | FFFF?F???T??FFFF | 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-171620504600460.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-N0020P2, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r069-tall-171620504600460
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K 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 15:37 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 18:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.0K Apr 12 23:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K Apr 12 23:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 23:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Apr 12 23:04 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-N0020P2-LTLFireability-00
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-01
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-02
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-03
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-04
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-05
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-06
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-07
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-08
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-09
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-10
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-11
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-12
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-13
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-14
FORMULA_NAME ClientsAndServers-PT-N0020P2-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1716439746158
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-N0020P2
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 04:49:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-23 04:49:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 04:49:07] [INFO ] Load time of PNML (sax parser for PT used): 29 ms
[2024-05-23 04:49:07] [INFO ] Transformed 25 places.
[2024-05-23 04:49:07] [INFO ] Transformed 18 transitions.
[2024-05-23 04:49:07] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 114 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 20 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 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 24 transition count 18
Applied a total of 1 rules in 13 ms. Remains 24 /25 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 24 cols
[2024-05-23 04:49:07] [INFO ] Computed 7 invariants in 3 ms
[2024-05-23 04:49:07] [INFO ] Implicit Places using invariants in 106 ms returned []
[2024-05-23 04:49:07] [INFO ] Invariant cache hit.
[2024-05-23 04:49:07] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 227 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 04:49:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/24 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/42 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/42 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 31 constraints, problems are : Problem set: 0 solved, 17 unsolved in 243 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 24/24 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) 0/23 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/23 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/24 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/42 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/42 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 48 constraints, problems are : Problem set: 0 solved, 17 unsolved in 420 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 24/24 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 687ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 699ms
Starting structural reductions in LTL mode, iteration 1 : 24/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 958 ms. Remains : 24/25 places, 18/18 transitions.
Support contains 20 out of 24 places after structural reductions.
[2024-05-23 04:49:08] [INFO ] Flatten gal took : 14 ms
[2024-05-23 04:49:08] [INFO ] Flatten gal took : 9 ms
[2024-05-23 04:49:08] [INFO ] Input system was already deterministic with 18 transitions.
Reduction of identical properties reduced properties to check from 22 to 21
RANDOM walk for 40050 steps (12 resets) in 173 ms. (230 steps per ms) remains 1/21 properties
BEST_FIRST walk for 40003 steps (8 resets) in 310 ms. (128 steps per ms) remains 1/1 properties
[2024-05-23 04:49:08] [INFO ] Invariant cache hit.
Problem AtomicPropp9 is UNSAT
After SMT solving in domain Real declared 3/42 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 0/5 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 83ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
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' '!(G((p0||G(p1))))'
Support contains 3 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
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 3 rules applied. Total rules applied 3 place count 22 transition count 17
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 21 transition count 15
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 8 place count 19 transition count 15
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 8 place count 19 transition count 11
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 16 place count 15 transition count 11
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 3 with 1 rules applied. Total rules applied 17 place count 14 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 4 with 4 rules applied. Total rules applied 21 place count 12 transition count 9
Applied a total of 21 rules in 37 ms. Remains 12 /24 variables (removed 12) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 12 cols
[2024-05-23 04:49:09] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 04:49:09] [INFO ] Implicit Places using invariants in 87 ms returned [9, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 88 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/24 places, 9/18 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 10 transition count 7
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 8 transition count 7
Applied a total of 4 rules in 1 ms. Remains 8 /10 variables (removed 2) and now considering 7/9 (removed 2) transitions.
// Phase 1: matrix 7 rows 8 cols
[2024-05-23 04:49:09] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 04:49:09] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 04:49:09] [INFO ] Invariant cache hit.
[2024-05-23 04:49:09] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/24 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 181 ms. Remains : 8/24 places, 7/18 transitions.
Stuttering acceptance computed with spot in 191 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-01
Entered a terminal (fully accepting) state of product in 16 steps with 0 reset in 2 ms.
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-01 finished in 444 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(p2)||p1)))))'
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 18
Applied a total of 2 rules in 5 ms. Remains 22 /24 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 04:49:09] [INFO ] Computed 5 invariants in 2 ms
[2024-05-23 04:49:09] [INFO ] Implicit Places using invariants in 30 ms returned [14, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 47 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/24 places, 18/18 transitions.
Applied a total of 0 rules in 2 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 54 ms. Remains : 20/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 172 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 295 ms.
Stack based approach found an accepted trace after 56285 steps with 0 reset with depth 56286 and stack size 54159 in 180 ms.
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-02 finished in 742 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||(F(!p1) U p2))))'
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
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 2 rules applied. Total rules applied 2 place count 23 transition count 17
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 22 transition count 15
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 7 place count 20 transition count 15
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 7 place count 20 transition count 13
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 11 place count 18 transition count 13
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 13 place count 17 transition count 12
Applied a total of 13 rules in 4 ms. Remains 17 /24 variables (removed 7) and now considering 12/18 (removed 6) transitions.
// Phase 1: matrix 12 rows 17 cols
[2024-05-23 04:49:10] [INFO ] Computed 6 invariants in 1 ms
[2024-05-23 04:49:10] [INFO ] Implicit Places using invariants in 46 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 16/24 places, 12/18 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 15 transition count 11
Applied a total of 2 rules in 2 ms. Remains 15 /16 variables (removed 1) and now considering 11/12 (removed 1) transitions.
// Phase 1: matrix 11 rows 15 cols
[2024-05-23 04:49:10] [INFO ] Computed 5 invariants in 1 ms
[2024-05-23 04:49:10] [INFO ] Implicit Places using invariants in 44 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 14/24 places, 11/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 102 ms. Remains : 14/24 places, 11/18 transitions.
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p2))]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-04
Product exploration explored 100000 steps with 10195 reset in 155 ms.
Product exploration explored 100000 steps with 10234 reset in 113 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 p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 106 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(AND (NOT p0) (NOT p2))]
RANDOM walk for 1645 steps (0 resets) in 9 ms. (164 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p2), (F p0), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 7 factoid took 140 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p0) (NOT p2))]
// Phase 1: matrix 11 rows 14 cols
[2024-05-23 04:49:11] [INFO ] Computed 4 invariants in 1 ms
[2024-05-23 04:49:11] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:11] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 04:49:11] [INFO ] Computed and/alt/rep : 10/11/10 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:11] [INFO ] Added : 8 causal constraints over 2 iterations in 8 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2024-05-23 04:49:11] [INFO ] Invariant cache hit.
[2024-05-23 04:49:11] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 04:49:11] [INFO ] Invariant cache hit.
[2024-05-23 04:49:11] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2024-05-23 04:49:11] [INFO ] Redundant transitions in 0 ms returned []
Running 10 sub problems to find dead transitions.
[2024-05-23 04:49:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 11/25 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 10 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 11/25 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 10/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 0/25 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 28 constraints, problems are : Problem set: 0 solved, 10 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 138ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 138ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 185 ms. Remains : 14/14 places, 11/11 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 : [(AND (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 84 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(AND (NOT p0) (NOT p2))]
RANDOM walk for 2378 steps (0 resets) in 13 ms. (169 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p2), (F p0), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 7 factoid took 170 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 30 ms :[(AND (NOT p0) (NOT p2))]
[2024-05-23 04:49:12] [INFO ] Invariant cache hit.
[2024-05-23 04:49:12] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:12] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 04:49:12] [INFO ] Computed and/alt/rep : 10/11/10 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:12] [INFO ] Added : 8 causal constraints over 2 iterations in 18 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 10280 reset in 158 ms.
Product exploration explored 100000 steps with 10185 reset in 181 ms.
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2024-05-23 04:49:12] [INFO ] Invariant cache hit.
[2024-05-23 04:49:12] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-05-23 04:49:12] [INFO ] Invariant cache hit.
[2024-05-23 04:49:12] [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.
[2024-05-23 04:49:12] [INFO ] Redundant transitions in 0 ms returned []
Running 10 sub problems to find dead transitions.
[2024-05-23 04:49:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 11/25 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 10 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 11/25 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 10/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 0/25 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 28 constraints, problems are : Problem set: 0 solved, 10 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 123ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 124ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 189 ms. Remains : 14/14 places, 11/11 transitions.
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-04 finished in 2089 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(!p0))))'
Support contains 3 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 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 23 transition count 18
Applied a total of 1 rules in 1 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2024-05-23 04:49:12] [INFO ] Computed 6 invariants in 1 ms
[2024-05-23 04:49:12] [INFO ] Implicit Places using invariants in 27 ms returned [14, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 28 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 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 31 ms. Remains : 21/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 126 ms :[true, p0, p0, p0]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-05
Entered a terminal (fully accepting) state of product in 22 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-05 finished in 168 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 18
Applied a total of 2 rules in 3 ms. Remains 22 /24 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 04:49:12] [INFO ] Computed 5 invariants in 1 ms
[2024-05-23 04:49:12] [INFO ] Implicit Places using invariants in 30 ms returned [14, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 31 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/24 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 35 ms. Remains : 20/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-06
Product exploration explored 100000 steps with 1503 reset in 91 ms.
Product exploration explored 100000 steps with 1519 reset in 97 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 sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4530 steps (1 resets) in 11 ms. (377 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 102 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
// Phase 1: matrix 18 rows 20 cols
[2024-05-23 04:49:13] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 04:49:13] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:13] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 04:49:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:13] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-23 04:49:13] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:13] [INFO ] Added : 12 causal constraints over 3 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 20 transition count 9
Reduce places removed 9 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 19 place count 11 transition count 8
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 20 place count 10 transition count 8
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 20 place count 10 transition count 6
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 24 place count 8 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 26 place count 7 transition count 5
Applied a total of 26 rules in 3 ms. Remains 7 /20 variables (removed 13) and now considering 5/18 (removed 13) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-05-23 04:49:13] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 04:49:13] [INFO ] Implicit Places using invariants in 24 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/20 places, 5/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 29 ms. Remains : 6/20 places, 5/18 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 (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 58 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 742 steps (0 resets) in 4 ms. (148 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 85 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
// Phase 1: matrix 5 rows 6 cols
[2024-05-23 04:49:14] [INFO ] Computed 2 invariants in 0 ms
[2024-05-23 04:49:14] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:14] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 04:49:14] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:14] [INFO ] Added : 2 causal constraints over 1 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 141 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10236 reset in 77 ms.
Product exploration explored 100000 steps with 10232 reset in 65 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 1 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2024-05-23 04:49:14] [INFO ] Invariant cache hit.
[2024-05-23 04:49:14] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-23 04:49:14] [INFO ] Invariant cache hit.
[2024-05-23 04:49:14] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-05-23 04:49:14] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-23 04:49:14] [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 39 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 30 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 83ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 83ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 139 ms. Remains : 6/6 places, 5/5 transitions.
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-06 finished in 1754 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 18
Applied a total of 2 rules in 1 ms. Remains 22 /24 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 04:49:14] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 04:49:14] [INFO ] Implicit Places using invariants in 39 ms returned [14, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 41 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/24 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 43 ms. Remains : 20/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 53 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-07
Product exploration explored 100000 steps with 1210 reset in 98 ms.
Product exploration explored 100000 steps with 1186 reset in 98 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 sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 63 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 5082 steps (1 resets) in 10 ms. (462 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 72 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
// Phase 1: matrix 18 rows 20 cols
[2024-05-23 04:49:15] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 04:49:15] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:15] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 04:49:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:15] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-23 04:49:15] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:15] [INFO ] Added : 14 causal constraints over 3 iterations in 29 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 20 transition count 9
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 11 transition count 9
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 18 place count 11 transition count 6
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 24 place count 8 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 26 place count 7 transition count 5
Applied a total of 26 rules in 2 ms. Remains 7 /20 variables (removed 13) and now considering 5/18 (removed 13) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-05-23 04:49:15] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 04:49:15] [INFO ] Implicit Places using invariants in 24 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/20 places, 5/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 28 ms. Remains : 6/20 places, 5/18 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 (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 66 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 852 steps (1 resets) in 5 ms. (142 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 103 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
// Phase 1: matrix 5 rows 6 cols
[2024-05-23 04:49:15] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 04:49:15] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:15] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:15] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:15] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-23 04:49:15] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:15] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10193 reset in 57 ms.
Product exploration explored 100000 steps with 10187 reset in 89 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 4 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2024-05-23 04:49:16] [INFO ] Invariant cache hit.
[2024-05-23 04:49:16] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 04:49:16] [INFO ] Invariant cache hit.
[2024-05-23 04:49:16] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2024-05-23 04:49:16] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-23 04:49:16] [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 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]
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 106 ms. Remains : 6/6 places, 5/5 transitions.
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-07 finished in 1555 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&&F(!p0)))))'
Support contains 2 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 13
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 12 place count 17 transition count 13
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 12 place count 17 transition count 12
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 14 place count 16 transition count 12
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 20 place count 13 transition count 9
Applied a total of 20 rules in 2 ms. Remains 13 /24 variables (removed 11) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 13 cols
[2024-05-23 04:49:16] [INFO ] Computed 5 invariants in 1 ms
[2024-05-23 04:49:16] [INFO ] Implicit Places using invariants in 21 ms returned [8, 11]
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 : 11/24 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 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 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 04:49:16] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 04:49:16] [INFO ] Implicit Places using invariants in 17 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 17 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/24 places, 7/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 43 ms. Remains : 8/24 places, 7/18 transitions.
Stuttering acceptance computed with spot in 36 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-08
Product exploration explored 100000 steps with 10238 reset in 46 ms.
Product exploration explored 100000 steps with 10163 reset in 71 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 (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 76 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p1))]
RANDOM walk for 824 steps (0 resets) in 8 ms. (91 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F p0)]
Knowledge based reduction with 7 factoid took 182 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 30 ms :[(AND (NOT p0) (NOT p1))]
// Phase 1: matrix 7 rows 8 cols
[2024-05-23 04:49:16] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 04:49:16] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:16] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-23 04:49:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:16] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-23 04:49:16] [INFO ] Computed and/alt/rep : 6/6/6 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 04:49:16] [INFO ] Added : 4 causal constraints over 1 iterations in 3 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2024-05-23 04:49:16] [INFO ] Invariant cache hit.
[2024-05-23 04:49:16] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-23 04:49:16] [INFO ] Invariant cache hit.
[2024-05-23 04:49:16] [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 04:49:16] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 04:49:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/15 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 10 constraints, problems are : Problem set: 0 solved, 6 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/15 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/15 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 16 constraints, problems are : Problem set: 0 solved, 6 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 98ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 98ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 143 ms. Remains : 8/8 places, 7/7 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 : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 78 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p1))]
RANDOM walk for 906 steps (0 resets) in 5 ms. (151 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F p0)]
Knowledge based reduction with 7 factoid took 139 ms. Reduced automaton from 1 states, 1 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 36 ms :[(AND (NOT p0) (NOT p1))]
[2024-05-23 04:49:17] [INFO ] Invariant cache hit.
[2024-05-23 04:49:17] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:17] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 04:49:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:17] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:17] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-23 04:49:17] [INFO ] Computed and/alt/rep : 6/6/6 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-23 04:49:17] [INFO ] Added : 4 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 37 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 10236 reset in 54 ms.
Product exploration explored 100000 steps with 10163 reset in 57 ms.
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2024-05-23 04:49:17] [INFO ] Invariant cache hit.
[2024-05-23 04:49:17] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-23 04:49:17] [INFO ] Invariant cache hit.
[2024-05-23 04:49:17] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-23 04:49:17] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 04:49:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/15 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 10 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/15 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/15 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 16 constraints, problems are : Problem set: 0 solved, 6 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 90ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 143 ms. Remains : 8/8 places, 7/7 transitions.
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-08 finished in 1548 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0 U p1) U X((p2||G(!p3)||F(p4)))))'
Support contains 8 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 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 23 transition count 18
Applied a total of 1 rules in 1 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2024-05-23 04:49:17] [INFO ] Computed 6 invariants in 0 ms
[2024-05-23 04:49:17] [INFO ] Implicit Places using invariants in 25 ms returned [14, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 25 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 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 27 ms. Remains : 21/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 356 ms :[(AND (NOT p2) p3 (NOT p4)), (AND (NOT p4) p3 (NOT p2)), (AND (NOT p1) (NOT p2) p3 (NOT p4)), (AND (NOT p2) p3 (NOT p4)), (NOT p4), (AND (NOT p4) p3), (AND (NOT p1) p3 (NOT p4)), (AND (NOT p1) (NOT p4))]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-10
Product exploration explored 100000 steps with 4567 reset in 98 ms.
Product exploration explored 100000 steps with 4581 reset in 91 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 p0) (NOT p2) p3 (NOT p4)), (X (NOT p2)), (X p3), (X (OR (AND p1 (NOT p2) p3 (NOT p4)) (AND (NOT p0) (NOT p2) p3 (NOT p4)))), (X (NOT p4)), (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p4)))), (X (NOT (AND (NOT p2) (NOT p3) (NOT p4)))), (X (NOT (OR (AND p1 (NOT p2) (NOT p3) (NOT p4)) (AND (NOT p0) (NOT p2) (NOT p3) (NOT p4))))), (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3) (NOT p4)))), (X (AND (NOT p1) (NOT p0) (NOT p2) p3 (NOT p4))), (X (AND (NOT p1) (NOT p0) (NOT p2) (NOT p4))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3) (NOT p4)))), (X (NOT (AND (NOT p1) p0 (NOT p2) p3 (NOT p4)))), (X (AND (NOT p2) p3 (NOT p4))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X p3)), (X (X (OR (AND p1 (NOT p2) p3 (NOT p4)) (AND (NOT p0) (NOT p2) p3 (NOT p4))))), (X (X (NOT (AND (NOT p1) p0 (NOT p3) (NOT p4))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p4))))), (X (X (NOT (AND (NOT p1) p0 p3 (NOT p4))))), (X (X (AND (NOT p1) (NOT p0) p3 (NOT p4)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p4))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3) (NOT p4))))), (X (X (NOT (AND (NOT p3) (NOT p4))))), (X (X (NOT (OR (AND p1 (NOT p2) (NOT p3) (NOT p4)) (AND (NOT p0) (NOT p2) (NOT p3) (NOT p4)))))), (X (X (NOT p4))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3) (NOT p4))))), (X (X (AND (NOT p1) (NOT p0) (NOT p2) p3 (NOT p4)))), (X (X (AND (NOT p1) (NOT p0) (NOT p2) (NOT p4)))), (X (X (AND (NOT p1) (NOT p0) (NOT p4)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3) (NOT p4))))), (X (X (NOT (AND (NOT p1) p0 (NOT p4))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) p3 (NOT p4))))), (X (X (AND (NOT p2) p3 (NOT p4)))), (X (X (NOT p0))), (X (X (AND p3 (NOT p4)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 39 factoid took 179 ms. Reduced automaton from 8 states, 22 edges and 5 AP (stutter sensitive) to 8 states, 21 edges and 5 AP (stutter sensitive).
Stuttering acceptance computed with spot in 392 ms :[(AND (NOT p2) p3 (NOT p4)), (AND (NOT p4) p3 (NOT p2)), (AND (NOT p1) (NOT p2) p3 (NOT p4)), (AND (NOT p2) p3 (NOT p4)), (NOT p4), (AND (NOT p4) p3), (AND (NOT p1) p3 (NOT p4)), (AND (NOT p1) (NOT p4))]
RANDOM walk for 16420 steps (6 resets) in 20 ms. (781 steps per ms) remains 0/23 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2) p3 (NOT p4)), (X (NOT p2)), (X p3), (X (OR (AND p1 (NOT p2) p3 (NOT p4)) (AND (NOT p0) (NOT p2) p3 (NOT p4)))), (X (NOT p4)), (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p4)))), (X (NOT (AND (NOT p2) (NOT p3) (NOT p4)))), (X (NOT (OR (AND p1 (NOT p2) (NOT p3) (NOT p4)) (AND (NOT p0) (NOT p2) (NOT p3) (NOT p4))))), (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3) (NOT p4)))), (X (AND (NOT p1) (NOT p0) (NOT p2) p3 (NOT p4))), (X (AND (NOT p1) (NOT p0) (NOT p2) (NOT p4))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3) (NOT p4)))), (X (NOT (AND (NOT p1) p0 (NOT p2) p3 (NOT p4)))), (X (AND (NOT p2) p3 (NOT p4))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X p3)), (X (X (OR (AND p1 (NOT p2) p3 (NOT p4)) (AND (NOT p0) (NOT p2) p3 (NOT p4))))), (X (X (NOT (AND (NOT p1) p0 (NOT p3) (NOT p4))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p4))))), (X (X (NOT (AND (NOT p1) p0 p3 (NOT p4))))), (X (X (AND (NOT p1) (NOT p0) p3 (NOT p4)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p4))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3) (NOT p4))))), (X (X (NOT (AND (NOT p3) (NOT p4))))), (X (X (NOT (OR (AND p1 (NOT p2) (NOT p3) (NOT p4)) (AND (NOT p0) (NOT p2) (NOT p3) (NOT p4)))))), (X (X (NOT p4))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3) (NOT p4))))), (X (X (AND (NOT p1) (NOT p0) (NOT p2) p3 (NOT p4)))), (X (X (AND (NOT p1) (NOT p0) (NOT p2) (NOT p4)))), (X (X (AND (NOT p1) (NOT p0) (NOT p4)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3) (NOT p4))))), (X (X (NOT (AND (NOT p1) p0 (NOT p4))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) p3 (NOT p4))))), (X (X (AND (NOT p2) p3 (NOT p4)))), (X (X (NOT p0))), (X (X (AND p3 (NOT p4)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p3 p4))), (F (NOT (OR p1 p2 p3 p4 (NOT p0)))), (F (NOT (OR p1 p2 p3 p4 p0))), (F (NOT (OR p1 (NOT p3) p4 (NOT p0)))), (F p4), (F (NOT (OR p1 p2 p4 (NOT p0)))), (F (NOT (AND (OR (NOT p1) p2 p3 p4) (OR p2 p3 p4 p0)))), (F (NOT (OR p1 p2 (NOT p3) p4 (NOT p0)))), (F (NOT (OR p2 p3 p4))), (F (NOT (AND (NOT p1) p3 (NOT p4) (NOT p0)))), (F (NOT (OR (AND p1 (NOT p2) p3 (NOT p4)) (AND (NOT p2) p3 (NOT p4) (NOT p0))))), (F p0), (F p2), (F (NOT (AND (NOT p1) (NOT p4) (NOT p0)))), (F (NOT (AND (NOT p2) p3 (NOT p4)))), (F (NOT p3)), (F (NOT (OR p1 p3 p4 p0))), (F (NOT (AND (NOT p1) (NOT p2) (NOT p4) (NOT p0)))), (F (NOT (AND p3 (NOT p4)))), (F (NOT (OR p1 p4 (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p2) p3 (NOT p4) (NOT p0)))), (F (NOT (OR p1 p3 p4 (NOT p0)))), (F p1)]
Knowledge based reduction with 39 factoid took 1184 ms. Reduced automaton from 8 states, 21 edges and 5 AP (stutter sensitive) to 8 states, 21 edges and 5 AP (stutter sensitive).
Stuttering acceptance computed with spot in 335 ms :[(AND (NOT p2) p3 (NOT p4)), (AND (NOT p4) p3 (NOT p2)), (AND (NOT p1) (NOT p2) p3 (NOT p4)), (AND (NOT p2) p3 (NOT p4)), (NOT p4), (AND (NOT p4) p3), (AND (NOT p1) p3 (NOT p4)), (AND (NOT p1) (NOT p4))]
Stuttering acceptance computed with spot in 302 ms :[(AND (NOT p2) p3 (NOT p4)), (AND (NOT p4) p3 (NOT p2)), (AND (NOT p1) (NOT p2) p3 (NOT p4)), (AND (NOT p2) p3 (NOT p4)), (NOT p4), (AND (NOT p4) p3), (AND (NOT p1) p3 (NOT p4)), (AND (NOT p1) (NOT p4))]
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 04:49:20] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 04:49:20] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:20] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-23 04:49:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:20] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-05-23 04:49:20] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:20] [INFO ] Added : 5 causal constraints over 1 iterations in 15 ms. Result :sat
Could not prove EG (AND (NOT p2) p3 (NOT p4))
Support contains 8 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 0 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-23 04:49:20] [INFO ] Invariant cache hit.
[2024-05-23 04:49:20] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-23 04:49:20] [INFO ] Invariant cache hit.
[2024-05-23 04:49:20] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 04:49:20] [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, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 2/4 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 162 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, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 2/4 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 155 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 328ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 329ms
Finished structural reductions in LTL mode , in 1 iterations and 390 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 : [(AND (NOT p2) p3 (NOT p4) (NOT p1) (NOT p0)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2) (NOT p4) (NOT p0))), (X p3), (X (NOT (OR (AND p1 (NOT p2) (NOT p3) (NOT p4)) (AND (NOT p2) (NOT p3) (NOT p4) (NOT p0))))), (X (NOT p4)), (X (OR (AND p1 (NOT p2) p3 (NOT p4)) (AND (NOT p2) p3 (NOT p4) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p3) (NOT p4) p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p3) (NOT p4) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2) p3 (NOT p4) p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p4) p0))), (X (NOT p0)), (X (NOT p1)), (X (AND (NOT p1) (NOT p2) p3 (NOT p4) (NOT p0))), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2) (NOT p4) (NOT p0)))), (X (X p3)), (X (X (NOT (OR (AND p1 (NOT p2) (NOT p3) (NOT p4)) (AND (NOT p2) (NOT p3) (NOT p4) (NOT p0)))))), (X (X (OR (AND p1 (NOT p2) p3 (NOT p4)) (AND (NOT p2) p3 (NOT p4) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p4))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3) (NOT p4) p0)))), (X (X (NOT (AND (NOT p3) (NOT p4))))), (X (X (NOT p4))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3) (NOT p4) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p4) p0)))), (X (X (NOT (AND (NOT p1) (NOT p4) p0)))), (X (X (AND (NOT p1) p3 (NOT p4) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) p3 (NOT p4) p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p4) p0)))), (X (X (NOT (AND (NOT p1) p3 (NOT p4) p0)))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p4) (NOT p0))))), (X (X (AND (NOT p1) (NOT p4) (NOT p0)))), (X (X (AND (NOT p2) p3 (NOT p4)))), (X (X (NOT p0))), (X (X (AND p3 (NOT p4)))), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p2) p3 (NOT p4) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 37 factoid took 167 ms. Reduced automaton from 8 states, 21 edges and 5 AP (stutter sensitive) to 8 states, 21 edges and 5 AP (stutter sensitive).
Stuttering acceptance computed with spot in 293 ms :[(AND (NOT p2) p3 (NOT p4)), (AND (NOT p4) p3 (NOT p2)), (AND (NOT p1) (NOT p2) p3 (NOT p4)), (AND (NOT p2) p3 (NOT p4)), (NOT p4), (AND (NOT p4) p3), (AND (NOT p1) p3 (NOT p4)), (AND (NOT p1) (NOT p4))]
RANDOM walk for 11346 steps (2 resets) in 11 ms. (945 steps per ms) remains 0/23 properties
Knowledge obtained : [(AND (NOT p2) p3 (NOT p4) (NOT p1) (NOT p0)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2) (NOT p4) (NOT p0))), (X p3), (X (NOT (OR (AND p1 (NOT p2) (NOT p3) (NOT p4)) (AND (NOT p2) (NOT p3) (NOT p4) (NOT p0))))), (X (NOT p4)), (X (OR (AND p1 (NOT p2) p3 (NOT p4)) (AND (NOT p2) p3 (NOT p4) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p3) (NOT p4) p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p3) (NOT p4) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p2) p3 (NOT p4) p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p4) p0))), (X (NOT p0)), (X (NOT p1)), (X (AND (NOT p1) (NOT p2) p3 (NOT p4) (NOT p0))), (X (X (NOT p2))), (X (X (AND (NOT p1) (NOT p2) (NOT p4) (NOT p0)))), (X (X p3)), (X (X (NOT (OR (AND p1 (NOT p2) (NOT p3) (NOT p4)) (AND (NOT p2) (NOT p3) (NOT p4) (NOT p0)))))), (X (X (OR (AND p1 (NOT p2) p3 (NOT p4)) (AND (NOT p2) p3 (NOT p4) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p4))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3) (NOT p4) p0)))), (X (X (NOT (AND (NOT p3) (NOT p4))))), (X (X (NOT p4))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3) (NOT p4) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p4) p0)))), (X (X (NOT (AND (NOT p1) (NOT p4) p0)))), (X (X (AND (NOT p1) p3 (NOT p4) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) p3 (NOT p4) p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p4) p0)))), (X (X (NOT (AND (NOT p1) p3 (NOT p4) p0)))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p4) (NOT p0))))), (X (X (AND (NOT p1) (NOT p4) (NOT p0)))), (X (X (AND (NOT p2) p3 (NOT p4)))), (X (X (NOT p0))), (X (X (AND p3 (NOT p4)))), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p2) p3 (NOT p4) (NOT p0))))]
False Knowledge obtained : [(F (NOT (OR p3 p4))), (F (NOT (OR p1 p2 p3 p4 (NOT p0)))), (F (NOT (OR p1 p2 p3 p4 p0))), (F (NOT (OR p1 (NOT p3) p4 (NOT p0)))), (F p4), (F (NOT (OR p1 p2 p4 (NOT p0)))), (F (NOT (AND (OR (NOT p1) p2 p3 p4) (OR p2 p3 p4 p0)))), (F (NOT (OR p1 p2 (NOT p3) p4 (NOT p0)))), (F (NOT (OR p2 p3 p4))), (F (NOT (AND (NOT p1) p3 (NOT p4) (NOT p0)))), (F (NOT (OR (AND p1 (NOT p2) p3 (NOT p4)) (AND (NOT p2) p3 (NOT p4) (NOT p0))))), (F p0), (F p2), (F (NOT (AND (NOT p1) (NOT p4) (NOT p0)))), (F (NOT (AND (NOT p2) p3 (NOT p4)))), (F (NOT p3)), (F (NOT (OR p1 p3 p4 p0))), (F (NOT (AND (NOT p1) (NOT p2) (NOT p4) (NOT p0)))), (F (NOT (AND p3 (NOT p4)))), (F (NOT (OR p1 p4 (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p2) p3 (NOT p4) (NOT p0)))), (F (NOT (OR p1 p3 p4 (NOT p0)))), (F p1)]
Knowledge based reduction with 37 factoid took 947 ms. Reduced automaton from 8 states, 21 edges and 5 AP (stutter sensitive) to 8 states, 21 edges and 5 AP (stutter sensitive).
Stuttering acceptance computed with spot in 304 ms :[(AND (NOT p2) p3 (NOT p4)), (AND (NOT p4) p3 (NOT p2)), (AND (NOT p1) (NOT p2) p3 (NOT p4)), (AND (NOT p2) p3 (NOT p4)), (NOT p4), (AND (NOT p4) p3), (AND (NOT p1) p3 (NOT p4)), (AND (NOT p1) (NOT p4))]
Stuttering acceptance computed with spot in 304 ms :[(AND (NOT p2) p3 (NOT p4)), (AND (NOT p4) p3 (NOT p2)), (AND (NOT p1) (NOT p2) p3 (NOT p4)), (AND (NOT p2) p3 (NOT p4)), (NOT p4), (AND (NOT p4) p3), (AND (NOT p1) p3 (NOT p4)), (AND (NOT p1) (NOT p4))]
[2024-05-23 04:49:23] [INFO ] Invariant cache hit.
[2024-05-23 04:49:23] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:23] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 04:49:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:23] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:23] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-23 04:49:23] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 04:49:23] [INFO ] Added : 5 causal constraints over 1 iterations in 11 ms. Result :sat
Could not prove EG (AND (NOT p2) p3 (NOT p4))
Stuttering acceptance computed with spot in 307 ms :[(AND (NOT p2) p3 (NOT p4)), (AND (NOT p4) p3 (NOT p2)), (AND (NOT p1) (NOT p2) p3 (NOT p4)), (AND (NOT p2) p3 (NOT p4)), (NOT p4), (AND (NOT p4) p3), (AND (NOT p1) p3 (NOT p4)), (AND (NOT p1) (NOT p4))]
Product exploration explored 100000 steps with 4488 reset in 83 ms.
Product exploration explored 100000 steps with 4561 reset in 96 ms.
Applying partial POR strategy [false, true, true, false, true, true, true, true]
Stuttering acceptance computed with spot in 644 ms :[(AND (NOT p2) p3 (NOT p4)), (AND (NOT p4) p3 (NOT p2)), (AND (NOT p1) (NOT p2) p3 (NOT p4)), (AND (NOT p2) p3 (NOT p4)), (NOT p4), (AND (NOT p4) p3), (AND (NOT p1) p3 (NOT p4)), (AND (NOT p1) (NOT p4))]
Support contains 8 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 4 place count 21 transition count 18
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 21 transition count 18
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 20 transition count 17
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 20 transition count 17
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 1 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 20 transition count 17
Deduced a syphon composed of 5 places in 0 ms
Applied a total of 8 rules in 6 ms. Remains 20 /21 variables (removed 1) and now considering 17/18 (removed 1) transitions.
[2024-05-23 04:49:24] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
// Phase 1: matrix 17 rows 20 cols
[2024-05-23 04:49:24] [INFO ] Computed 4 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD15 is UNSAT
At refinement iteration 4 (OVERLAPS) 17/37 variables, 20/24 constraints. Problems are: Problem set: 5 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/37 variables, 0/24 constraints. Problems are: Problem set: 5 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 0/37 variables, 0/24 constraints. Problems are: Problem set: 5 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 24 constraints, problems are : Problem set: 5 solved, 11 unsolved in 125 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 6/20 variables, 4/4 constraints. Problems are: Problem set: 5 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/4 constraints. Problems are: Problem set: 5 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 17/37 variables, 20/24 constraints. Problems are: Problem set: 5 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 11/35 constraints. Problems are: Problem set: 5 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/37 variables, 0/35 constraints. Problems are: Problem set: 5 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 0/37 variables, 0/35 constraints. Problems are: Problem set: 5 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 35 constraints, problems are : Problem set: 5 solved, 11 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 11/16 constraints, Known Traps: 0/0 constraints]
After SMT, in 271ms problems are : Problem set: 5 solved, 11 unsolved
Search for dead transitions found 5 dead transitions in 272ms
Found 5 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 5 transitions
Dead transitions reduction (with SMT) removed 5 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 20/21 places, 12/18 transitions.
Graph (complete) has 20 edges and 20 vertex of which 15 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 ms
Discarding 5 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 3 ms. Remains 15 /20 variables (removed 5) and now considering 12/12 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 15/21 places, 12/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 289 ms. Remains : 15/21 places, 12/18 transitions.
Support contains 8 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 0 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 04:49:24] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 04:49:24] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-05-23 04:49:24] [INFO ] Invariant cache hit.
[2024-05-23 04:49:25] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 04:49:25] [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, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 2/4 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 194 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, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 2/4 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 112 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 352ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 353ms
Finished structural reductions in LTL mode , in 1 iterations and 397 ms. Remains : 21/21 places, 18/18 transitions.
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-10 finished in 7681 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(F((p1&&F(p0))))))'
Support contains 3 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 18
Applied a total of 2 rules in 3 ms. Remains 22 /24 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 04:49:25] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 04:49:25] [INFO ] Implicit Places using invariants in 28 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 places, 18/18 transitions.
Applied a total of 0 rules in 0 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 32 ms. Remains : 21/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-11
Product exploration explored 100000 steps with 1917 reset in 83 ms.
Product exploration explored 100000 steps with 1962 reset in 100 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 (NOT (AND (NOT p0) p1))), (X (NOT (AND 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 (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 96 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
RANDOM walk for 35006 steps (10 resets) in 23 ms. (1458 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND 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 (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0)]
Knowledge based reduction with 11 factoid took 198 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 166 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 04:49:26] [INFO ] Computed 4 invariants in 1 ms
[2024-05-23 04:49:26] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:26] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-23 04:49:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:26] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:26] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-23 04:49:26] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:26] [INFO ] Added : 9 causal constraints over 2 iterations in 9 ms. Result :sat
Could not prove EG (NOT p1)
[2024-05-23 04:49:26] [INFO ] Invariant cache hit.
[2024-05-23 04:49:26] [INFO ] [Real]Absence check using 4 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:26] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-23 04:49:26] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-23 04:49:26] [INFO ] Added : 10 causal constraints over 2 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
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 3 rules applied. Total rules applied 3 place count 21 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 7 place count 18 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 8 place count 17 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 8 place count 17 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 14 place count 14 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 18 place count 12 transition count 9
Applied a total of 18 rules in 1 ms. Remains 12 /21 variables (removed 9) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 12 cols
[2024-05-23 04:49:26] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 04:49:26] [INFO ] Implicit Places using invariants in 18 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 18 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/21 places, 9/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 20 ms. Remains : 11/21 places, 9/18 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 : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 90 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
RANDOM walk for 22840 steps (11 resets) in 10 ms. (2076 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0)]
Knowledge based reduction with 9 factoid took 241 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 153 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
// Phase 1: matrix 9 rows 11 cols
[2024-05-23 04:49:27] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 04:49:27] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:27] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:27] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:27] [INFO ] Computed and/alt/rep : 8/8/8 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 04:49:27] [INFO ] Added : 4 causal constraints over 1 iterations in 13 ms. Result :sat
Could not prove EG (NOT p1)
[2024-05-23 04:49:27] [INFO ] Invariant cache hit.
[2024-05-23 04:49:27] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:27] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-23 04:49:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 04:49:27] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 04:49:27] [INFO ] Computed and/alt/rep : 8/8/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:27] [INFO ] Added : 5 causal constraints over 1 iterations in 5 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 261 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 4580 reset in 66 ms.
Product exploration explored 100000 steps with 4547 reset in 97 ms.
Support contains 3 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-05-23 04:49:28] [INFO ] Invariant cache hit.
[2024-05-23 04:49:28] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-23 04:49:28] [INFO ] Invariant cache hit.
[2024-05-23 04:49:28] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-05-23 04:49:28] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-23 04:49:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/20 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 14 constraints, problems are : Problem set: 0 solved, 8 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/20 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 0/20 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 22 constraints, problems are : Problem set: 0 solved, 8 unsolved in 65 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 132ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 140ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 201 ms. Remains : 11/11 places, 9/9 transitions.
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-11 finished in 3101 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!p0)))'
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 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 8 rules applied. Total rules applied 8 place count 22 transition count 12
Reduce places removed 6 places and 0 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 1 with 7 rules applied. Total rules applied 15 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 15 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 19 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 25 place count 10 transition count 7
Applied a total of 25 rules in 8 ms. Remains 10 /24 variables (removed 14) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 10 cols
[2024-05-23 04:49:28] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 04:49:28] [INFO ] Implicit Places using invariants in 46 ms returned [6, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 47 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/24 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
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 6 transition count 4
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 5 transition count 4
Applied a total of 6 rules in 1 ms. Remains 5 /8 variables (removed 3) and now considering 4/7 (removed 3) transitions.
// Phase 1: matrix 4 rows 5 cols
[2024-05-23 04:49:28] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 04:49:28] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-23 04:49:28] [INFO ] Invariant cache hit.
[2024-05-23 04:49:28] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/24 places, 4/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 105 ms. Remains : 5/24 places, 4/18 transitions.
Stuttering acceptance computed with spot in 49 ms :[p0]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-12
Product exploration explored 100000 steps with 1 reset in 76 ms.
Stack based approach found an accepted trace after 9 steps with 0 reset with depth 10 and stack size 10 in 0 ms.
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-12 finished in 242 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0 U !p1)))'
Support contains 3 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 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 5 rules applied. Total rules applied 5 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 9 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 10 place count 18 transition count 14
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 10 place count 18 transition count 12
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 14 place count 16 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 18 place count 14 transition count 10
Applied a total of 18 rules in 3 ms. Remains 14 /24 variables (removed 10) and now considering 10/18 (removed 8) transitions.
// Phase 1: matrix 10 rows 14 cols
[2024-05-23 04:49:28] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 04:49:28] [INFO ] Implicit Places using invariants in 23 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 13/24 places, 10/18 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 12 transition count 9
Applied a total of 2 rules in 2 ms. Remains 12 /13 variables (removed 1) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 12 cols
[2024-05-23 04:49:28] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 04:49:28] [INFO ] Implicit Places using invariants in 15 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 11/24 places, 9/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 66 ms. Remains : 11/24 places, 9/18 transitions.
Stuttering acceptance computed with spot in 71 ms :[p1, true, p1]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-13
Entered a terminal (fully accepting) state of product in 71 steps with 1 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-13 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' '!(((F(!p0)&&X(!p1))||X(G(!p1))))'
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 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 23 transition count 18
Applied a total of 1 rules in 0 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2024-05-23 04:49:28] [INFO ] Computed 6 invariants in 0 ms
[2024-05-23 04:49:28] [INFO ] Implicit Places using invariants in 27 ms returned [14, 20]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 32 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 places, 18/18 transitions.
Applied a total of 0 rules in 2 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 35 ms. Remains : 21/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 126 ms :[p1, p1, (AND p0 p1), true, p0]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-14 finished in 172 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 (G(X((X(p2)&&p1))) U p3)))'
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 22 transition count 18
Applied a total of 2 rules in 0 ms. Remains 22 /24 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 04:49:29] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 04:49:29] [INFO ] Implicit Places using invariants in 24 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 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 26 ms. Remains : 21/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 381 ms :[(NOT p3), (OR (NOT p1) (NOT p2) (NOT p3)), (OR (AND p0 (NOT p2)) (AND p0 (NOT p1))), true, (NOT p2), (OR (AND (NOT p1) p2) (AND p1 (NOT p2))), p0, (AND p0 (NOT p2)), (OR (AND p0 (NOT p1) p2) (AND p0 p1 (NOT p2)))]
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-15 finished in 429 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||(F(!p1) U p2))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Found a Shortening insensitive property : ClientsAndServers-PT-N0020P2-LTLFireability-06
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 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 8 rules applied. Total rules applied 8 place count 22 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 16 transition count 12
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 14 place count 16 transition count 11
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 16 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 22 place count 12 transition count 8
Applied a total of 22 rules in 1 ms. Remains 12 /24 variables (removed 12) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2024-05-23 04:49:29] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 04:49:29] [INFO ] Implicit Places using invariants in 53 ms returned [8, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 69 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 10/24 places, 8/18 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 10 transition count 6
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 8 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 7 transition count 5
Applied a total of 6 rules in 1 ms. Remains 7 /10 variables (removed 3) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-05-23 04:49:29] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 04:49:29] [INFO ] Implicit Places using invariants in 17 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 17 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 6/24 places, 5/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 88 ms. Remains : 6/24 places, 5/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-06
Product exploration explored 100000 steps with 10263 reset in 46 ms.
Product exploration explored 100000 steps with 10291 reset in 52 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 sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 103 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1174 steps (2 resets) in 4 ms. (234 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 89 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 53 ms :[(NOT p0), (NOT p0)]
// Phase 1: matrix 5 rows 6 cols
[2024-05-23 04:49:30] [INFO ] Computed 2 invariants in 0 ms
[2024-05-23 04:49:30] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:30] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 04:49:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:30] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-23 04:49:30] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:30] [INFO ] Added : 2 causal constraints over 1 iterations in 6 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 5 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2024-05-23 04:49:30] [INFO ] Invariant cache hit.
[2024-05-23 04:49:30] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 04:49:30] [INFO ] Invariant cache hit.
[2024-05-23 04:49:30] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2024-05-23 04:49:30] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-23 04:49:30] [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 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]
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 62ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 62ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 110 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 58 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 776 steps (0 resets) in 4 ms. (155 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 92 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
[2024-05-23 04:49:30] [INFO ] Invariant cache hit.
[2024-05-23 04:49:30] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-23 04:49:30] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 04:49:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:30] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:30] [INFO ] [Nat]Absence check using state equation in 1 ms returned sat
[2024-05-23 04:49:30] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:30] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10284 reset in 47 ms.
Product exploration explored 100000 steps with 10182 reset in 78 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 1 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2024-05-23 04:49:31] [INFO ] Invariant cache hit.
[2024-05-23 04:49:31] [INFO ] Implicit Places using invariants in 78 ms returned []
[2024-05-23 04:49:31] [INFO ] Invariant cache hit.
[2024-05-23 04:49:31] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
[2024-05-23 04:49:31] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-23 04:49:31] [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 46 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 129 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 180ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 180ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 315 ms. Remains : 6/6 places, 5/5 transitions.
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-06 finished in 1841 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Found a Shortening insensitive property : ClientsAndServers-PT-N0020P2-LTLFireability-07
Stuttering acceptance computed with spot in 56 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 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 8 rules applied. Total rules applied 8 place count 22 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 16 transition count 12
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 14 place count 16 transition count 11
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 16 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 22 place count 12 transition count 8
Applied a total of 22 rules in 1 ms. Remains 12 /24 variables (removed 12) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2024-05-23 04:49:31] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 04:49:31] [INFO ] Implicit Places using invariants in 21 ms returned [7, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 22 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 10/24 places, 8/18 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 10 transition count 6
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 8 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 7 transition count 5
Applied a total of 6 rules in 0 ms. Remains 7 /10 variables (removed 3) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-05-23 04:49:31] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 04:49:31] [INFO ] Implicit Places using invariants in 20 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 6/24 places, 5/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 55 ms. Remains : 6/24 places, 5/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-07
Product exploration explored 100000 steps with 10287 reset in 57 ms.
Product exploration explored 100000 steps with 10134 reset in 52 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 sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 123 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 578 steps (0 resets) in 4 ms. (115 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 127 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
// Phase 1: matrix 5 rows 6 cols
[2024-05-23 04:49:32] [INFO ] Computed 2 invariants in 0 ms
[2024-05-23 04:49:32] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:32] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 04:49:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:32] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:32] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-23 04:49:32] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 04:49:32] [INFO ] Added : 2 causal constraints over 1 iterations in 2 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 1 ms. Remains 6 /6 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2024-05-23 04:49:32] [INFO ] Invariant cache hit.
[2024-05-23 04:49:32] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 04:49:32] [INFO ] Invariant cache hit.
[2024-05-23 04:49:32] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2024-05-23 04:49:32] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-23 04:49:32] [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 36 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 31 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 74ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 74ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 132 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 51 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 982 steps (1 resets) in 4 ms. (196 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 67 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
[2024-05-23 04:49:32] [INFO ] Invariant cache hit.
[2024-05-23 04:49:32] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:32] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:32] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:32] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-23 04:49:32] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:32] [INFO ] Added : 2 causal constraints over 1 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10245 reset in 59 ms.
Product exploration explored 100000 steps with 10225 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 04:49:32] [INFO ] Invariant cache hit.
[2024-05-23 04:49:32] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-23 04:49:32] [INFO ] Invariant cache hit.
[2024-05-23 04:49:32] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-23 04:49:33] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-23 04:49:33] [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 42 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 47 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 99ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 152 ms. Remains : 6/6 places, 5/5 transitions.
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-07 finished in 1686 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&&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' '!(((!p0 U p1) U X((p2||G(!p3)||F(p4)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(F((p1&&F(p0))))))'
Found a Shortening insensitive property : ClientsAndServers-PT-N0020P2-LTLFireability-11
Stuttering acceptance computed with spot in 127 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Support contains 3 out of 24 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 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 5 rules applied. Total rules applied 5 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 9 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 10 place count 18 transition count 14
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 10 place count 18 transition count 12
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 14 place count 16 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 18 place count 14 transition count 10
Applied a total of 18 rules in 4 ms. Remains 14 /24 variables (removed 10) and now considering 10/18 (removed 8) transitions.
// Phase 1: matrix 10 rows 14 cols
[2024-05-23 04:49:33] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 04:49:33] [INFO ] Implicit Places using invariants in 22 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 13/24 places, 10/18 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 12 transition count 9
Applied a total of 2 rules in 2 ms. Remains 12 /13 variables (removed 1) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 12 cols
[2024-05-23 04:49:33] [INFO ] Computed 4 invariants in 4 ms
[2024-05-23 04:49:33] [INFO ] Implicit Places using invariants in 21 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 22 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 11/24 places, 9/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 58 ms. Remains : 11/24 places, 9/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0020P2-LTLFireability-11
Product exploration explored 100000 steps with 4541 reset in 87 ms.
Product exploration explored 100000 steps with 4505 reset in 75 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 (NOT (AND (NOT p0) p1))), (X (NOT (AND 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 (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 105 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 157 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
RANDOM walk for 22718 steps (9 resets) in 8 ms. (2524 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND 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 (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0)]
Knowledge based reduction with 11 factoid took 371 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 245 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 139 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
// Phase 1: matrix 9 rows 11 cols
[2024-05-23 04:49:34] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 04:49:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:34] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:34] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:34] [INFO ] Computed and/alt/rep : 8/8/8 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 04:49:34] [INFO ] Added : 4 causal constraints over 1 iterations in 5 ms. Result :sat
Could not prove EG (NOT p1)
[2024-05-23 04:49:34] [INFO ] Invariant cache hit.
[2024-05-23 04:49:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:34] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:34] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:34] [INFO ] Computed and/alt/rep : 8/8/8 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 04:49:34] [INFO ] Added : 5 causal constraints over 1 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-05-23 04:49:34] [INFO ] Invariant cache hit.
[2024-05-23 04:49:34] [INFO ] Implicit Places using invariants in 14 ms returned []
[2024-05-23 04:49:34] [INFO ] Invariant cache hit.
[2024-05-23 04:49:35] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2024-05-23 04:49:35] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-23 04:49:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/20 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 14 constraints, problems are : Problem set: 0 solved, 8 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/20 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 0/20 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 22 constraints, problems are : Problem set: 0 solved, 8 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 127ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 131ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 185 ms. Remains : 11/11 places, 9/9 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 : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 87 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 162 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
RANDOM walk for 19622 steps (8 resets) in 7 ms. (2452 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0)]
Knowledge based reduction with 9 factoid took 299 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 164 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 135 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
[2024-05-23 04:49:36] [INFO ] Invariant cache hit.
[2024-05-23 04:49:36] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:36] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:36] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:36] [INFO ] Computed and/alt/rep : 8/8/8 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 04:49:36] [INFO ] Added : 4 causal constraints over 1 iterations in 3 ms. Result :sat
Could not prove EG (NOT p1)
[2024-05-23 04:49:36] [INFO ] Invariant cache hit.
[2024-05-23 04:49:36] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:49:36] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 04:49:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 04:49:36] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:49:36] [INFO ] Computed and/alt/rep : 8/8/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:49:36] [INFO ] Added : 5 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 162 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 4535 reset in 74 ms.
Product exploration explored 100000 steps with 4469 reset in 91 ms.
Support contains 3 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-05-23 04:49:36] [INFO ] Invariant cache hit.
[2024-05-23 04:49:36] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-23 04:49:36] [INFO ] Invariant cache hit.
[2024-05-23 04:49:36] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2024-05-23 04:49:36] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-23 04:49:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/20 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 14 constraints, problems are : Problem set: 0 solved, 8 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/20 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 0/20 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 22 constraints, problems are : Problem set: 0 solved, 8 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 135ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 136ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 205 ms. Remains : 11/11 places, 9/9 transitions.
Treatment of property ClientsAndServers-PT-N0020P2-LTLFireability-11 finished in 3328 ms.
[2024-05-23 04:49:36] [INFO ] Flatten gal took : 3 ms
[2024-05-23 04:49:36] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-23 04:49:36] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 24 places, 18 transitions and 52 arcs took 2 ms.
Total runtime 29475 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running ClientsAndServers-PT-N0020P2
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/413/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 24
TRANSITIONS: 18
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.000s]
SAVING FILE /home/mcc/execution/413/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: 2558
MODEL NAME: /home/mcc/execution/413/model
24 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.
Building monolithic NSF...
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-04 CANNOT_COMPUTE
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-06 CANNOT_COMPUTE
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-07 CANNOT_COMPUTE
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-08 CANNOT_COMPUTE
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-10 CANNOT_COMPUTE
FORMULA ClientsAndServers-PT-N0020P2-LTLFireability-11 CANNOT_COMPUTE
Ok.
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1716441363648
--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
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-N0020P2"
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-N0020P2, 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-171620504600460"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0020P2.tgz
mv ClientsAndServers-PT-N0020P2 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 ;