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-171620504500412.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is ClientsAndServers-PT-N0005P1, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r069-tall-171620504500412
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 420K
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K 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 3.4K Apr 22 14:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 22 14:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.9K Apr 12 22:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 64K Apr 12 22:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Apr 12 22:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Apr 12 22:50 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-N0005P1-LTLFireability-00
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-01
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-02
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-03
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-04
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-05
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-06
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-07
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-08
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-09
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-10
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-11
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-12
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-13
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-14
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716434290057

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-N0005P1
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 03:18:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-23 03:18:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 03:18:11] [INFO ] Load time of PNML (sax parser for PT used): 29 ms
[2024-05-23 03:18:11] [INFO ] Transformed 25 places.
[2024-05-23 03:18:11] [INFO ] Transformed 18 transitions.
[2024-05-23 03:18:11] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 120 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-12 FALSE 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.
Applied a total of 0 rules in 16 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2024-05-23 03:18:11] [INFO ] Computed 8 invariants in 7 ms
[2024-05-23 03:18:11] [INFO ] Implicit Places using invariants in 144 ms returned []
[2024-05-23 03:18:11] [INFO ] Invariant cache hit.
[2024-05-23 03:18:11] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 218 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 03:18:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 43/43 variables, and 33 constraints, problems are : Problem set: 0 solved, 17 unsolved in 238 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 43/43 variables, and 50 constraints, problems are : Problem set: 0 solved, 17 unsolved in 178 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 441ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 455ms
Finished structural reductions in LTL mode , in 1 iterations and 706 ms. Remains : 25/25 places, 18/18 transitions.
Support contains 20 out of 25 places after structural reductions.
[2024-05-23 03:18:12] [INFO ] Flatten gal took : 14 ms
[2024-05-23 03:18:12] [INFO ] Flatten gal took : 4 ms
[2024-05-23 03:18:12] [INFO ] Input system was already deterministic with 18 transitions.
RANDOM walk for 8995 steps (8 resets) in 142 ms. (62 steps per ms) remains 0/17 properties
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)||F((p1||G(p2)))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 23 transition count 14
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 19 transition count 14
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 10 place count 19 transition count 12
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 14 place count 17 transition count 12
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 16 place count 16 transition count 11
Applied a total of 16 rules in 18 ms. Remains 16 /25 variables (removed 9) and now considering 11/18 (removed 7) transitions.
// Phase 1: matrix 11 rows 16 cols
[2024-05-23 03:18:12] [INFO ] Computed 6 invariants in 1 ms
[2024-05-23 03:18:12] [INFO ] Implicit Places using invariants in 27 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/25 places, 11/18 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 15 transition count 10
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 14 transition count 10
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 13 transition count 9
Applied a total of 4 rules in 2 ms. Remains 13 /15 variables (removed 2) and now considering 9/11 (removed 2) transitions.
// Phase 1: matrix 9 rows 13 cols
[2024-05-23 03:18:12] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 03:18:12] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 03:18:12] [INFO ] Invariant cache hit.
[2024-05-23 03:18:12] [INFO ] Implicit Places using invariants and state equation in 25 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 : 13/25 places, 9/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 98 ms. Remains : 13/25 places, 9/18 transitions.
Stuttering acceptance computed with spot in 281 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-01
Product exploration explored 100000 steps with 3721 reset in 285 ms.
Product exploration explored 100000 steps with 3659 reset in 141 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 p0 (NOT p1) (NOT p2)), (X (AND p0 (NOT p1))), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p1) (NOT p2))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 140 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
RANDOM walk for 410 steps (1 resets) in 7 ms. (51 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (AND p0 (NOT p1))), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p1) (NOT p2))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (OR p0 p1))), (F p1), (F (NOT p0)), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR p1 (NOT p2)))), (F p2)]
Knowledge based reduction with 15 factoid took 289 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 5 out of 13 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 13/13 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 13 /13 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-05-23 03:18:14] [INFO ] Invariant cache hit.
[2024-05-23 03:18:14] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-05-23 03:18:14] [INFO ] Invariant cache hit.
[2024-05-23 03:18:14] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2024-05-23 03:18:14] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-23 03:18:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1/13 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 9/22 variables, 13/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 18 constraints, problems are : Problem set: 0 solved, 8 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 13/13 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) 0/12 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1/13 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 9/22 variables, 13/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 8/26 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/22 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/22 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 26 constraints, problems are : Problem set: 0 solved, 8 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 148ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 148ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 210 ms. Remains : 13/13 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 p0 (NOT p1) (NOT p2)), (X (AND p0 (NOT p1))), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p1) (NOT p2))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 103 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
RANDOM walk for 518 steps (1 resets) in 9 ms. (51 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (AND p0 (NOT p1))), (X (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p1) (NOT p2))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (OR p0 p1))), (F p1), (F (NOT p0)), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR p1 (NOT p2)))), (F p2)]
Knowledge based reduction with 15 factoid took 303 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 3725 reset in 105 ms.
Product exploration explored 100000 steps with 3729 reset in 192 ms.
Support contains 5 out of 13 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 13/13 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 13 /13 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-05-23 03:18:15] [INFO ] Invariant cache hit.
[2024-05-23 03:18:15] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-23 03:18:15] [INFO ] Invariant cache hit.
[2024-05-23 03:18:15] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-23 03:18:15] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-23 03:18:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1/13 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 9/22 variables, 13/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 18 constraints, problems are : Problem set: 0 solved, 8 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 13/13 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) 0/12 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1/13 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 9/22 variables, 13/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 8/26 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/22 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/22 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 26 constraints, problems are : Problem set: 0 solved, 8 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 130ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 183 ms. Remains : 13/13 places, 9/9 transitions.
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-01 finished in 3007 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&(!p1 U p2))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 21 transition count 14
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 13 place count 17 transition count 13
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 14 place count 16 transition count 13
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 14 place count 16 transition count 12
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 16 place count 15 transition count 12
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 20 place count 13 transition count 10
Applied a total of 20 rules in 4 ms. Remains 13 /25 variables (removed 12) and now considering 10/18 (removed 8) transitions.
// Phase 1: matrix 10 rows 13 cols
[2024-05-23 03:18:15] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 03:18:15] [INFO ] Implicit Places using invariants in 22 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/25 places, 10/18 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 12 transition count 9
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 11 transition count 9
Applied a total of 2 rules in 2 ms. Remains 11 /12 variables (removed 1) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 11 cols
[2024-05-23 03:18:15] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 03:18:15] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-23 03:18:15] [INFO ] Invariant cache hit.
[2024-05-23 03:18:15] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 11/25 places, 9/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 76 ms. Remains : 11/25 places, 9/18 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p2), (OR (NOT p0) (NOT p2))]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-03
Product exploration explored 100000 steps with 15203 reset in 154 ms.
Product exploration explored 100000 steps with 15095 reset in 181 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 p2) p1 p0), (X (NOT p2)), (X (AND (NOT p2) p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (OR (NOT p0) (AND (NOT p2) p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X p0), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (OR (NOT p0) (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 116 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 103 ms :[(NOT p2), (OR (NOT p2) (NOT p0))]
RANDOM walk for 2732 steps (1 resets) in 9 ms. (273 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (AND (NOT p2) p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (OR (NOT p0) (AND (NOT p2) p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X p0), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (OR (NOT p0) (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (NOT (OR (AND p1 (NOT p2)) (NOT p0)))), (F (NOT (AND p1 (NOT p2)))), (F p2), (F (NOT (OR p1 p2 (NOT p0)))), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 15 factoid took 260 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[(NOT p2), (OR (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 73 ms :[(NOT p2), (OR (NOT p2) (NOT p0))]
[2024-05-23 03:18:16] [INFO ] Invariant cache hit.
[2024-05-23 03:18:17] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 03:18:17] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-23 03:18:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 03:18:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 03:18:17] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 03:18:17] [INFO ] Computed and/alt/rep : 8/8/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 03:18:17] [INFO ] Added : 4 causal constraints over 1 iterations in 8 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 4 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 03:18:17] [INFO ] Invariant cache hit.
[2024-05-23 03:18:17] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 03:18:17] [INFO ] Invariant cache hit.
[2024-05-23 03:18:17] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-23 03:18:17] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-23 03:18:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 9/20 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (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 75 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) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 9/20 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (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 188 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 p1 (NOT p2) p0), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X p0), (X p1), (X (AND p1 (NOT p2))), (X (OR (AND p1 (NOT p2)) (NOT p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X p0)), (X (X p1)), (X (X (AND p1 (NOT p2)))), (X (X (OR (AND p1 (NOT p2)) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 97 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p2), (OR (NOT p0) (NOT p2))]
RANDOM walk for 4236 steps (5 resets) in 9 ms. (423 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND p1 (NOT p2) p0), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X p0), (X p1), (X (AND p1 (NOT p2))), (X (OR (AND p1 (NOT p2)) (NOT p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X p0)), (X (X p1)), (X (X (AND p1 (NOT p2)))), (X (X (OR (AND p1 (NOT p2)) (NOT p0))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p2 p1))), (F (NOT (OR p2 (NOT p0) p1))), (F (NOT p1)), (F p2), (F (NOT (OR (AND (NOT p2) p1) (NOT p0)))), (F (NOT (AND (NOT p2) p1)))]
Knowledge based reduction with 15 factoid took 336 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(NOT p2), (OR (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 92 ms :[(NOT p2), (OR (NOT p0) (NOT p2))]
[2024-05-23 03:18:17] [INFO ] Invariant cache hit.
[2024-05-23 03:18:17] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:17] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-23 03:18:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 03:18:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:18] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-05-23 03:18:18] [INFO ] Computed and/alt/rep : 8/8/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 03:18:18] [INFO ] Added : 4 causal constraints over 1 iterations in 13 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 191 ms :[(NOT p2), (OR (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 15134 reset in 69 ms.
Product exploration explored 100000 steps with 15151 reset in 74 ms.
Support contains 4 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 03:18:18] [INFO ] Invariant cache hit.
[2024-05-23 03:18:18] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-23 03:18:18] [INFO ] Invariant cache hit.
[2024-05-23 03:18:18] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2024-05-23 03:18:18] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-23 03:18:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 9/20 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (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 52 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) 0/10 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 9/20 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (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 51 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 106ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 107ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 161 ms. Remains : 11/11 places, 9/9 transitions.
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-03 finished in 2744 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(F(p1)))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 03:18:18] [INFO ] Computed 4 invariants in 1 ms
[2024-05-23 03:18:18] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-23 03:18:18] [INFO ] Invariant cache hit.
[2024-05-23 03:18:18] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 03:18:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 122 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 119 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 244ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 244ms
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 297 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 158 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-04
Product exploration explored 100000 steps with 2576 reset in 85 ms.
Product exploration explored 100000 steps with 2542 reset in 88 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 76 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p1), (NOT p1)]
RANDOM walk for 751 steps (0 resets) in 5 ms. (125 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 5 factoid took 109 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 68 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 93 ms :[(NOT p1), (NOT p1)]
[2024-05-23 03:18:19] [INFO ] Invariant cache hit.
[2024-05-23 03:18:19] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:19] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-23 03:18:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 03:18:19] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:19] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-23 03:18:19] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 03:18:19] [INFO ] Added : 15 causal constraints over 3 iterations in 12 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 21 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 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 21 transition count 16
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 19 transition count 16
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 4 place count 19 transition count 12
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 12 place count 15 transition count 12
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 14 place count 14 transition count 11
Applied a total of 14 rules in 11 ms. Remains 14 /21 variables (removed 7) and now considering 11/18 (removed 7) transitions.
// Phase 1: matrix 11 rows 14 cols
[2024-05-23 03:18:19] [INFO ] Computed 4 invariants in 1 ms
[2024-05-23 03:18:19] [INFO ] Implicit Places using invariants in 19 ms returned [13]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 20 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 13/21 places, 11/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 13 /13 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 32 ms. Remains : 13/21 places, 11/18 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 p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 56 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 82 ms :[(NOT p1), (NOT p1)]
RANDOM walk for 279 steps (0 resets) in 6 ms. (39 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 81 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 60 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 84 ms :[(NOT p1), (NOT p1)]
// Phase 1: matrix 11 rows 13 cols
[2024-05-23 03:18:20] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 03:18:20] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:20] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 03:18:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 03:18:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:20] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-23 03:18:20] [INFO ] Computed and/alt/rep : 10/10/10 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 03:18:20] [INFO ] Added : 9 causal constraints over 2 iterations in 7 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 72 ms :[(NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 5675 reset in 64 ms.
Product exploration explored 100000 steps with 5677 reset in 62 ms.
Support contains 2 out of 13 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 13/13 places, 11/11 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 13 transition count 10
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 12 transition count 9
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 11 transition count 9
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 6 place count 10 transition count 8
Applied a total of 6 rules in 1 ms. Remains 10 /13 variables (removed 3) and now considering 8/11 (removed 3) transitions.
// Phase 1: matrix 8 rows 10 cols
[2024-05-23 03:18:20] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 03:18:20] [INFO ] Implicit Places using invariants in 22 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/13 places, 8/11 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 9 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 7 transition count 6
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 7 transition count 5
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 6 transition count 5
Applied a total of 6 rules in 1 ms. Remains 6 /9 variables (removed 3) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 6 cols
[2024-05-23 03:18:20] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 03:18:20] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-05-23 03:18:20] [INFO ] Invariant cache hit.
[2024-05-23 03:18:20] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/13 places, 5/11 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 61 ms. Remains : 6/13 places, 5/11 transitions.
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-04 finished in 1933 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((X(X(p0))&&X(p0)))||p1))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 3 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 03:18:20] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 03:18:20] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 03:18:20] [INFO ] Invariant cache hit.
[2024-05-23 03:18:20] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 03:18:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 27 constraints, problems are : Problem set: 0 solved, 17 unsolved in 127 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 44 constraints, problems are : Problem set: 0 solved, 17 unsolved in 118 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 252ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 253ms
Starting structural reductions in LTL mode, iteration 1 : 22/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 324 ms. Remains : 22/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 160 ms :[true, (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-05
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-05 finished in 498 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(F(p0))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 2 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 03:18:20] [INFO ] Computed 5 invariants in 1 ms
[2024-05-23 03:18:20] [INFO ] Implicit Places using invariants in 26 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 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 31 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-06
Product exploration explored 100000 steps with 1344 reset in 84 ms.
Product exploration explored 100000 steps with 1328 reset in 93 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 95 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 1391 steps (1 resets) in 5 ms. (231 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 99 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 03:18:21] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 03:18:21] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 03:18:21] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 03:18:21] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 03:18:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 03:18:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:21] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 03:18:21] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-23 03:18:21] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 03:18:21] [INFO ] Added : 13 causal constraints over 3 iterations in 20 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-23 03:18:21] [INFO ] Invariant cache hit.
[2024-05-23 03:18:21] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-23 03:18:21] [INFO ] Invariant cache hit.
[2024-05-23 03:18:21] [INFO ] Implicit Places using invariants and state equation in 24 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 03:18:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 118 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 257ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 258ms
Finished structural reductions in LTL mode , in 1 iterations and 302 ms. Remains : 21/21 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 69 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 1024 steps (0 resets) in 6 ms. (146 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 120 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 117 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 124 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-23 03:18:22] [INFO ] Invariant cache hit.
[2024-05-23 03:18:22] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:22] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 03:18:22] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-23 03:18:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 03:18:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:22] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 03:18:22] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-23 03:18:22] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-23 03:18:22] [INFO ] Added : 13 causal constraints over 3 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1350 reset in 89 ms.
Product exploration explored 100000 steps with 1380 reset in 96 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 21 transition count 18
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 7 place count 21 transition count 18
Deduced a syphon composed of 10 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 10 place count 21 transition count 18
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 13 place count 18 transition count 15
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 16 place count 18 transition count 15
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 18 place count 18 transition count 15
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 19 place count 17 transition count 14
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 20 place count 17 transition count 14
Deduced a syphon composed of 8 places in 0 ms
Applied a total of 20 rules in 9 ms. Remains 17 /21 variables (removed 4) and now considering 14/18 (removed 4) transitions.
[2024-05-23 03:18:23] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
// Phase 1: matrix 14 rows 17 cols
[2024-05-23 03:18:23] [INFO ] Computed 4 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/17 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD12 is UNSAT
At refinement iteration 5 (OVERLAPS) 14/31 variables, 17/21 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/21 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/31 variables, 0/21 constraints. Problems are: Problem set: 8 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 31/31 variables, and 21 constraints, problems are : Problem set: 8 solved, 5 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 17/17 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 8 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 9/17 variables, 3/3 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 1/4 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/4 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 14/31 variables, 17/21 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 5/26 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/26 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/31 variables, 0/26 constraints. Problems are: Problem set: 8 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 31/31 variables, and 26 constraints, problems are : Problem set: 8 solved, 5 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 17/17 constraints, PredecessorRefiner: 5/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 133ms problems are : Problem set: 8 solved, 5 unsolved
Search for dead transitions found 8 dead transitions in 134ms
Found 8 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 8 transitions
Dead transitions reduction (with SMT) removed 8 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 17/21 places, 6/18 transitions.
Graph (complete) has 16 edges and 17 vertex of which 9 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Discarding 8 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 2 ms. Remains 9 /17 variables (removed 8) and now considering 6/6 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/21 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 151 ms. Remains : 9/21 places, 6/18 transitions.
Support contains 2 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 03:18:23] [INFO ] Computed 4 invariants in 1 ms
[2024-05-23 03:18:23] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-23 03:18:23] [INFO ] Invariant cache hit.
[2024-05-23 03:18:23] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 03:18:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 115 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 102 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 222ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 223ms
Finished structural reductions in LTL mode , in 1 iterations and 269 ms. Remains : 21/21 places, 18/18 transitions.
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-06 finished in 3003 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 03:18:23] [INFO ] Computed 4 invariants in 1 ms
[2024-05-23 03:18:23] [INFO ] Implicit Places using invariants in 21 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 22 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 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 24 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 86 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-08 finished in 122 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 21 transition count 13
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 14 place count 16 transition count 13
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 14 place count 16 transition count 11
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 18 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 2 with 4 rules applied. Total rules applied 22 place count 12 transition count 9
Applied a total of 22 rules in 4 ms. Remains 12 /25 variables (removed 13) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 12 cols
[2024-05-23 03:18:24] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 03:18:24] [INFO ] Implicit Places using invariants in 26 ms returned [7, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 27 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/25 places, 9/18 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 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
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 8 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 7 transition count 6
Applied a total of 6 rules in 3 ms. Remains 7 /10 variables (removed 3) and now considering 6/9 (removed 3) transitions.
// Phase 1: matrix 6 rows 7 cols
[2024-05-23 03:18:24] [INFO ] Computed 2 invariants in 0 ms
[2024-05-23 03:18:24] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-23 03:18:24] [INFO ] Invariant cache hit.
[2024-05-23 03:18:24] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 77 ms. Remains : 7/25 places, 6/18 transitions.
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-09
Product exploration explored 100000 steps with 16019 reset in 85 ms.
Stack based approach found an accepted trace after 842 steps with 158 reset with depth 41 and stack size 41 in 1 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-09 finished in 304 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U (!p1||X(X(G(!p2))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 2 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 03:18:24] [INFO ] Computed 4 invariants in 1 ms
[2024-05-23 03:18:24] [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 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 27 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 206 ms :[(AND p1 p2), (OR (AND (NOT p0) p2) (AND p1 p2)), p2, true, (AND p2 (NOT p0)), (AND p1 p2)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-10
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-10 finished in 256 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0||G(p1)))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 22 transition count 15
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 19 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 11 place count 18 transition count 14
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 11 place count 18 transition count 11
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 17 place count 15 transition count 11
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 21 place count 13 transition count 9
Applied a total of 21 rules in 4 ms. Remains 13 /25 variables (removed 12) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 13 cols
[2024-05-23 03:18:24] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 03:18:24] [INFO ] Implicit Places using invariants in 23 ms returned [7, 12]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 24 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/25 places, 9/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 11 transition count 8
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 10 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 10 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 9 transition count 7
Applied a total of 4 rules in 2 ms. Remains 9 /11 variables (removed 2) and now considering 7/9 (removed 2) transitions.
// Phase 1: matrix 7 rows 9 cols
[2024-05-23 03:18:24] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 03:18:24] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 03:18:24] [INFO ] Invariant cache hit.
[2024-05-23 03:18:24] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/25 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 72 ms. Remains : 9/25 places, 7/18 transitions.
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-11
Product exploration explored 100000 steps with 5573 reset in 80 ms.
Product exploration explored 100000 steps with 5574 reset in 186 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 p0))), (X p0), (X (AND (NOT p1) p0)), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (AND (NOT p1) p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 98 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
RANDOM walk for 562 steps (2 resets) in 4 ms. (112 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 p0))), (X p0), (X (AND (NOT p1) p0)), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (AND (NOT p1) p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT p0)), (F (NOT (AND (NOT p1) p0)))]
Knowledge based reduction with 9 factoid took 231 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
[2024-05-23 03:18:25] [INFO ] Invariant cache hit.
[2024-05-23 03:18:25] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 03:18:25] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 03:18:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 03:18:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 03:18:25] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 03:18:25] [INFO ] Computed and/alt/rep : 6/7/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 03:18:25] [INFO ] Added : 4 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (AND (NOT p1) p0)
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2024-05-23 03:18:25] [INFO ] Invariant cache hit.
[2024-05-23 03:18:25] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 03:18:25] [INFO ] Invariant cache hit.
[2024-05-23 03:18:25] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-05-23 03:18:25] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 03:18:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/16 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 12 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 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) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/16 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 92ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 92ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 147 ms. Remains : 9/9 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 p1) p0), (X (NOT (AND p1 p0))), (X p0), (X (AND (NOT p1) p0)), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (AND (NOT p1) p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 99 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
RANDOM walk for 228 steps (0 resets) in 5 ms. (38 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 p0))), (X p0), (X (AND (NOT p1) p0)), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (AND (NOT p1) p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT p0)), (F (NOT (AND (NOT p1) p0)))]
Knowledge based reduction with 9 factoid took 238 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
[2024-05-23 03:18:26] [INFO ] Invariant cache hit.
[2024-05-23 03:18:26] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:26] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 03:18:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 03:18:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:26] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-23 03:18:26] [INFO ] Computed and/alt/rep : 6/7/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 03:18:26] [INFO ] Added : 4 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (AND (NOT p1) p0)
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Product exploration explored 100000 steps with 5481 reset in 73 ms.
Product exploration explored 100000 steps with 5561 reset in 77 ms.
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2024-05-23 03:18:26] [INFO ] Invariant cache hit.
[2024-05-23 03:18:26] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-23 03:18:26] [INFO ] Invariant cache hit.
[2024-05-23 03:18:26] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2024-05-23 03:18:26] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 03:18:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/16 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 12 constraints, problems are : Problem set: 0 solved, 6 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 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) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/16 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/16 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 79ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 80ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 147 ms. Remains : 9/9 places, 7/7 transitions.
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-11 finished in 2226 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 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 23 transition count 15
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 8 place count 20 transition count 15
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 8 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 2 with 4 rules applied. Total rules applied 12 place count 18 transition count 13
Applied a total of 12 rules in 2 ms. Remains 18 /25 variables (removed 7) and now considering 13/18 (removed 5) transitions.
// Phase 1: matrix 13 rows 18 cols
[2024-05-23 03:18:26] [INFO ] Computed 6 invariants in 0 ms
[2024-05-23 03:18:26] [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 SI_LTL mode, iteration 1 : 17/25 places, 13/18 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 17 transition count 12
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 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 2 place count 16 transition count 11
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 15 transition count 11
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 14 transition count 10
Applied a total of 6 rules in 3 ms. Remains 14 /17 variables (removed 3) and now considering 10/13 (removed 3) transitions.
// Phase 1: matrix 10 rows 14 cols
[2024-05-23 03:18:26] [INFO ] Computed 5 invariants in 2 ms
[2024-05-23 03:18:26] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-23 03:18:26] [INFO ] Invariant cache hit.
[2024-05-23 03:18:26] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 14/25 places, 10/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 74 ms. Remains : 14/25 places, 10/18 transitions.
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-13
Product exploration explored 100000 steps with 1214 reset in 96 ms.
Product exploration explored 100000 steps with 1170 reset in 103 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 8 factoid took 159 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 6830 steps (12 resets) in 13 ms. (487 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 8 factoid took 271 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2024-05-23 03:18:27] [INFO ] Invariant cache hit.
[2024-05-23 03:18:27] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-23 03:18:27] [INFO ] Invariant cache hit.
[2024-05-23 03:18:27] [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.
[2024-05-23 03:18:27] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2024-05-23 03:18:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/24 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 19 constraints, problems are : Problem set: 0 solved, 9 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/24 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 28 constraints, problems are : Problem set: 0 solved, 9 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 150ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 150ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 202 ms. Remains : 14/14 places, 10/10 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 p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 8 factoid took 268 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 1602 steps (1 resets) in 6 ms. (228 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 8 factoid took 299 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1198 reset in 105 ms.
Product exploration explored 100000 steps with 1108 reset in 141 ms.
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 14 /14 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2024-05-23 03:18:29] [INFO ] Invariant cache hit.
[2024-05-23 03:18:29] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-23 03:18:29] [INFO ] Invariant cache hit.
[2024-05-23 03:18:29] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2024-05-23 03:18:29] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2024-05-23 03:18:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/24 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 19 constraints, problems are : Problem set: 0 solved, 9 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 10/24 variables, 14/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 28 constraints, problems are : Problem set: 0 solved, 9 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 128ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 128ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 172 ms. Remains : 14/14 places, 10/10 transitions.
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-13 finished in 2582 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)||G((p1||X(p1))))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 0 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2024-05-23 03:18:29] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 03:18:29] [INFO ] Implicit Places using invariants in 29 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 31 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 145 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-14
Product exploration explored 100000 steps with 1220 reset in 95 ms.
Product exploration explored 100000 steps with 1202 reset in 107 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 p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 108 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 144 ms :[p0, p0, p0, p0]
RANDOM walk for 1435 steps (1 resets) in 5 ms. (239 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 9 factoid took 115 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 131 ms :[p0, p0, p0, p0]
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 03:18:30] [INFO ] Computed 4 invariants in 1 ms
[2024-05-23 03:18:30] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-23 03:18:30] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-23 03:18:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 03:18:30] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:30] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-23 03:18:30] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 03:18:30] [INFO ] Added : 14 causal constraints over 3 iterations in 8 ms. Result :sat
Could not prove EG p0
Support contains 1 out of 21 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2024-05-23 03:18:30] [INFO ] Invariant cache hit.
[2024-05-23 03:18:30] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-23 03:18:30] [INFO ] Invariant cache hit.
[2024-05-23 03:18:30] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 03:18:30] [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 122 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 110 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 236ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 238ms
Finished structural reductions in LTL mode , in 1 iterations and 297 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 : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 78 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[p0, p0, p0, p0]
RANDOM walk for 1038 steps (0 resets) in 4 ms. (207 steps per ms) remains 0/1 properties
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 68 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 136 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 143 ms :[p0, p0, p0, p0]
[2024-05-23 03:18:31] [INFO ] Invariant cache hit.
[2024-05-23 03:18:31] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:31] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-23 03:18:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 03:18:31] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:31] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-23 03:18:31] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 03:18:31] [INFO ] Added : 14 causal constraints over 3 iterations in 8 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 138 ms :[p0, p0, p0, p0]
Product exploration explored 100000 steps with 1206 reset in 87 ms.
Product exploration explored 100000 steps with 1239 reset in 88 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 154 ms :[p0, p0, p0, p0]
Support contains 1 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 21 transition count 18
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 7 place count 21 transition count 18
Deduced a syphon composed of 10 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 10 place count 21 transition count 18
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 14 place count 17 transition count 14
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 18 place count 17 transition count 14
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 20 place count 17 transition count 14
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 22 place count 15 transition count 12
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 24 place count 15 transition count 12
Deduced a syphon composed of 6 places in 0 ms
Applied a total of 24 rules in 6 ms. Remains 15 /21 variables (removed 6) and now considering 12/18 (removed 6) transitions.
[2024-05-23 03:18:32] [INFO ] Redundant transitions in 0 ms returned []
Running 11 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 15 cols
[2024-05-23 03:18:32] [INFO ] Computed 4 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (OVERLAPS) 1/15 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD10 is UNSAT
At refinement iteration 4 (OVERLAPS) 12/27 variables, 15/19 constraints. Problems are: Problem set: 6 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 0/19 constraints. Problems are: Problem set: 6 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/27 variables, 0/19 constraints. Problems are: Problem set: 6 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 27/27 variables, and 19 constraints, problems are : Problem set: 6 solved, 5 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 6 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 6 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 7/15 variables, 4/4 constraints. Problems are: Problem set: 6 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 6 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 12/27 variables, 15/19 constraints. Problems are: Problem set: 6 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/27 variables, 5/24 constraints. Problems are: Problem set: 6 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/27 variables, 0/24 constraints. Problems are: Problem set: 6 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/27 variables, 0/24 constraints. Problems are: Problem set: 6 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 27/27 variables, and 24 constraints, problems are : Problem set: 6 solved, 5 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 5/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 6 solved, 5 unsolved
Search for dead transitions found 6 dead transitions in 114ms
Found 6 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 6 transitions
Dead transitions reduction (with SMT) removed 6 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 15/21 places, 6/18 transitions.
Graph (complete) has 17 edges and 15 vertex of which 9 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 6 ms. Remains 9 /15 variables (removed 6) and now considering 6/6 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/21 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 133 ms. Remains : 9/21 places, 6/18 transitions.
Support contains 1 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 03:18:32] [INFO ] Computed 4 invariants in 0 ms
[2024-05-23 03:18:32] [INFO ] Implicit Places using invariants in 20 ms returned [18]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 22 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/21 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 22 ms. Remains : 20/21 places, 18/18 transitions.
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-14 finished in 2814 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((X(X((p1||F(p2))))&&p0)))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2024-05-23 03:18:32] [INFO ] Computed 4 invariants in 1 ms
[2024-05-23 03:18:32] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-23 03:18:32] [INFO ] Invariant cache hit.
[2024-05-23 03:18:32] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2024-05-23 03:18:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 115 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 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 234ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 234ms
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 278 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 243 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-15
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-15 finished in 538 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F((p1||G(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' '!(F((p0&&(!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((p0||G(F(p1)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Found a Shortening insensitive property : ClientsAndServers-PT-N0005P1-LTLFireability-06
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 22 transition count 13
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 17 transition count 12
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 15 place count 16 transition count 12
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 15 place count 16 transition count 10
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 19 place count 14 transition count 10
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 23 place count 12 transition count 8
Applied a total of 23 rules in 2 ms. Remains 12 /25 variables (removed 13) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2024-05-23 03:18:33] [INFO ] Computed 5 invariants in 0 ms
[2024-05-23 03:18:33] [INFO ] Implicit Places using invariants in 21 ms returned [8, 11]
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 : 10/25 places, 8/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 10 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 9 transition count 7
Performed 1 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 8 transition count 6
Applied a total of 4 rules in 1 ms. Remains 8 /10 variables (removed 2) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 8 cols
[2024-05-23 03:18:33] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 03:18:33] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-05-23 03:18:33] [INFO ] Invariant cache hit.
[2024-05-23 03:18:33] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 8/25 places, 6/18 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 63 ms. Remains : 8/25 places, 6/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLFireability-06
Product exploration explored 100000 steps with 7509 reset in 50 ms.
Product exploration explored 100000 steps with 7488 reset in 57 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 81 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 276 steps (1 resets) in 4 ms. (55 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 113 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-23 03:18:34] [INFO ] Invariant cache hit.
[2024-05-23 03:18:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:34] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-23 03:18:34] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 03:18:34] [INFO ] Added : 3 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2024-05-23 03:18:34] [INFO ] Invariant cache hit.
[2024-05-23 03:18:34] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 03:18:34] [INFO ] Invariant cache hit.
[2024-05-23 03:18:34] [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.
Running 5 sub problems to find dead transitions.
[2024-05-23 03:18:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 5 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 69ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 69ms
Finished structural reductions in LTL mode , in 1 iterations and 112 ms. Remains : 8/8 places, 6/6 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 53 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 221 steps (0 resets) in 4 ms. (44 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 71 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-23 03:18:34] [INFO ] Invariant cache hit.
[2024-05-23 03:18:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 03:18:34] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 03:18:34] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 03:18:34] [INFO ] Added : 3 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 7512 reset in 52 ms.
Product exploration explored 100000 steps with 7490 reset in 60 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2024-05-23 03:18:35] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2024-05-23 03:18:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 5 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 74ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 74ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 78 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2024-05-23 03:18:35] [INFO ] Invariant cache hit.
[2024-05-23 03:18:35] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 03:18:35] [INFO ] Invariant cache hit.
[2024-05-23 03:18:35] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Running 5 sub problems to find dead transitions.
[2024-05-23 03:18:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 5 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 70ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 71ms
Finished structural reductions in LTL mode , in 1 iterations and 116 ms. Remains : 8/8 places, 6/6 transitions.
Treatment of property ClientsAndServers-PT-N0005P1-LTLFireability-06 finished in 2347 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0||G(p1)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||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' '!(X((F(!p0)||G((p1||X(p1))))))'
[2024-05-23 03:18:35] [INFO ] Flatten gal took : 7 ms
[2024-05-23 03:18:35] [INFO ] Export to MCC of 7 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2024-05-23 03:18:35] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 25 places, 18 transitions and 54 arcs took 2 ms.
Total runtime 24621 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running ClientsAndServers-PT-N0005P1

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/411/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 25
TRANSITIONS: 18
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.000s]


SAVING FILE /home/mcc/execution/411/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: 2192
MODEL NAME: /home/mcc/execution/411/model
25 places, 18 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-03 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-01 CANNOT_COMPUTE
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-04 CANNOT_COMPUTE
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-06 CANNOT_COMPUTE
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-11 CANNOT_COMPUTE
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-13 CANNOT_COMPUTE
FORMULA ClientsAndServers-PT-N0005P1-LTLFireability-14 CANNOT_COMPUTE
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716435852485

--------------------
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

Error in allocating array of size 33554432 at unique_table.cc, line 313
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-N0005P1"
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-N0005P1, 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-171620504500412"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0005P1.tgz
mv ClientsAndServers-PT-N0005P1 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;