About the Execution of GreatSPN+red for Philosophers-PT-000500
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 4192.495 | 3600000.00 | 4229307.00 | 11127.80 | FFF?FTFFFTTFFTTF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r267-smll-171654406600532.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is Philosophers-PT-000500, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r267-smll-171654406600532
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 19M
-rw-r--r-- 1 mcc users 444K Apr 13 10:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 2.4M Apr 13 10:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 325K Apr 13 09:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.1M Apr 13 09:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 225K Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 865K Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 186K Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 885K Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 746K Apr 13 11:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 4.0M Apr 13 11:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 778K Apr 13 10:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 4.9M Apr 13 10:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 48K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 132K Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 1.1M May 18 16:43 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME Philosophers-PT-000500-LTLFireability-00
FORMULA_NAME Philosophers-PT-000500-LTLFireability-01
FORMULA_NAME Philosophers-PT-000500-LTLFireability-02
FORMULA_NAME Philosophers-PT-000500-LTLFireability-03
FORMULA_NAME Philosophers-PT-000500-LTLFireability-04
FORMULA_NAME Philosophers-PT-000500-LTLFireability-05
FORMULA_NAME Philosophers-PT-000500-LTLFireability-06
FORMULA_NAME Philosophers-PT-000500-LTLFireability-07
FORMULA_NAME Philosophers-PT-000500-LTLFireability-08
FORMULA_NAME Philosophers-PT-000500-LTLFireability-09
FORMULA_NAME Philosophers-PT-000500-LTLFireability-10
FORMULA_NAME Philosophers-PT-000500-LTLFireability-11
FORMULA_NAME Philosophers-PT-000500-LTLFireability-12
FORMULA_NAME Philosophers-PT-000500-LTLFireability-13
FORMULA_NAME Philosophers-PT-000500-LTLFireability-14
FORMULA_NAME Philosophers-PT-000500-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1716942623145
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-PT-000500
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-29 00:30:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-29 00:30:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 00:30:25] [INFO ] Load time of PNML (sax parser for PT used): 599 ms
[2024-05-29 00:30:25] [INFO ] Transformed 2500 places.
[2024-05-29 00:30:25] [INFO ] Transformed 2500 transitions.
[2024-05-29 00:30:25] [INFO ] Found NUPN structural information;
[2024-05-29 00:30:25] [INFO ] Parsed PT model containing 2500 places and 2500 transitions and 8000 arcs in 870 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 138 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA Philosophers-PT-000500-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000500-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000500-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000500-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 2500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 72 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
// Phase 1: matrix 2500 rows 2500 cols
[2024-05-29 00:30:27] [INFO ] Computed 1000 invariants in 48 ms
[2024-05-29 00:30:28] [INFO ] Implicit Places using invariants in 1451 ms returned []
[2024-05-29 00:30:28] [INFO ] Invariant cache hit.
[2024-05-29 00:30:31] [INFO ] Implicit Places using invariants and state equation in 2405 ms returned []
Implicit Place search using SMT with State Equation took 3911 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:30:31] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s477 1.0)
(s478 1.0)
(s479 1.0)
(s480 1.0)
(s481 1.0)
(s482 1.0)
(s483 1.0)
(s484 1.0)
(s488 1.0)
(s509 1.0)
(s510 1.0)
(s511 1.0)
(s512 1.0)
(s513 1.0)
(s514 1.0)
(s515 1.0)
(s516 1.0)
(s517 1.0)
(s518 1.0)
(s519 1.0)
(s520 1.0)
(s521 1.0)
(s522 1.0)
(s523 1.0)
(s524 1.0)
(s525 1.0)
(s526 1.0)
(s527 1.0)
(s528 1.0)
(s529 1.0)
(s530 1.0)
(s531 1.0)
(s532 1.0)
(s533 1.0)
(s534 1.0)
(s535 1.0)
(s536 1.0)
(s537 1.0)
(s538 1.0)
(s539 1.0)
(s540 1.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 31038ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 31096ms
Finished structural reductions in LTL mode , in 1 iterations and 35122 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Support contains 2500 out of 2500 places after structural reductions.
[2024-05-29 00:31:03] [INFO ] Flatten gal took : 477 ms
[2024-05-29 00:31:03] [INFO ] Flatten gal took : 215 ms
[2024-05-29 00:31:04] [INFO ] Input system was already deterministic with 2500 transitions.
Support contains 2001 out of 2500 places (down from 2500) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 16 to 13
RANDOM walk for 40000 steps (8 resets) in 5795 ms. (6 steps per ms) remains 3/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5071 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4905 ms. (8 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2703 ms. (14 steps per ms) remains 3/3 properties
[2024-05-29 00:31:09] [INFO ] Invariant cache hit.
Problem AtomicPropp6 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
SMT process timed out in 7015ms, After SMT, problems are : Problem set: 1 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 269 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 271 ms. Remains : 2500/2500 places, 2500/2500 transitions.
RANDOM walk for 40000 steps (8 resets) in 3305 ms. (12 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5004 ms. (7 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4760 ms. (8 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 236213 steps, run timeout after 9001 ms. (steps per millisecond=26 ) properties seen :0 out of 2
Probabilistic random walk after 236213 steps, saw 235819 distinct states, run finished after 9017 ms. (steps per millisecond=26 ) properties seen :0
[2024-05-29 00:31:29] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1000 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1000 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1500/2500 variables, 1000/2000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1500/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 8789 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1000 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1000 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1500/2500 variables, 1000/2000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1500/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3989 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 14452ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 420 steps, including 0 resets, run visited all 1 properties in 26 ms. (steps per millisecond=16 )
Parikh walk visited 2 properties in 2505 ms.
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(!p0) U X(!p1))))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 82 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:31:47] [INFO ] Invariant cache hit.
[2024-05-29 00:31:49] [INFO ] Implicit Places using invariants in 2144 ms returned []
[2024-05-29 00:31:49] [INFO ] Invariant cache hit.
[2024-05-29 00:31:53] [INFO ] Implicit Places using invariants and state equation in 3663 ms returned []
Implicit Place search using SMT with State Equation took 5814 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:31:53] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30721ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30744ms
Finished structural reductions in LTL mode , in 1 iterations and 36648 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 329 ms :[p1, p1, (AND p0 p1), p0]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-00
Product exploration explored 100000 steps with 14661 reset in 6839 ms.
Stack based approach found an accepted trace after 7313 steps with 1380 reset with depth 3863 and stack size 3863 in 669 ms.
FORMULA Philosophers-PT-000500-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-000500-LTLFireability-00 finished in 44602 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))||(F(p2)&&G(p1)))))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 164 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:32:31] [INFO ] Invariant cache hit.
[2024-05-29 00:32:33] [INFO ] Implicit Places using invariants in 2039 ms returned []
[2024-05-29 00:32:33] [INFO ] Invariant cache hit.
[2024-05-29 00:32:37] [INFO ] Implicit Places using invariants and state equation in 3618 ms returned []
Implicit Place search using SMT with State Equation took 5662 ms to find 0 implicit places.
[2024-05-29 00:32:37] [INFO ] Redundant transitions in 160 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:32:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30741ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30761ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 36760 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 181 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p2), (AND p0 (NOT p1))]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-01
Product exploration timeout after 54280 steps with 1332 reset in 10002 ms.
Product exploration timeout after 53090 steps with 1304 reset in 10001 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) p2), (X p2), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (AND p0 (NOT p1))), (X (OR p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (OR p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 15 factoid took 751 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p2), (AND p0 (NOT p1))]
Reduction of identical properties reduced properties to check from 9 to 7
RANDOM walk for 40000 steps (8 resets) in 3363 ms. (11 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6191 ms. (6 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5694 ms. (7 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6550 ms. (6 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5352 ms. (7 steps per ms) remains 4/4 properties
[2024-05-29 00:33:57] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5011 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2500/5000 variables, and 2500 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5016 ms.
Refiners :[Domain max(s): 1500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 14046ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 89 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 40000 steps (8 resets) in 3851 ms. (10 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5929 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5855 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4971 ms. (8 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 234176 steps, run timeout after 15013 ms. (steps per millisecond=15 ) properties seen :0 out of 3
Probabilistic random walk after 234176 steps, saw 233785 distinct states, run finished after 15013 ms. (steps per millisecond=15 ) properties seen :0
[2024-05-29 00:34:31] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4853 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SMT process timed out in 52464ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 79 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 90 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:35:24] [INFO ] Invariant cache hit.
[2024-05-29 00:35:26] [INFO ] Implicit Places using invariants in 2150 ms returned []
[2024-05-29 00:35:26] [INFO ] Invariant cache hit.
[2024-05-29 00:35:30] [INFO ] Implicit Places using invariants and state equation in 3784 ms returned []
Implicit Place search using SMT with State Equation took 5938 ms to find 0 implicit places.
[2024-05-29 00:35:30] [INFO ] Redundant transitions in 229 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:35:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30695ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30724ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36996 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p2), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (AND p0 (NOT p1))), (X (OR p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (OR p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT p2)), (F (NOT (AND p0 (NOT p1)))), (F p1), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 15 factoid took 869 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 240 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p2), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 242 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p2), (AND p0 (NOT p1))]
[2024-05-29 00:36:03] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 141 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:36:18] [INFO ] Invariant cache hit.
[2024-05-29 00:36:20] [INFO ] Implicit Places using invariants in 2245 ms returned []
[2024-05-29 00:36:20] [INFO ] Invariant cache hit.
[2024-05-29 00:36:25] [INFO ] Implicit Places using invariants and state equation in 4228 ms returned []
Implicit Place search using SMT with State Equation took 6487 ms to find 0 implicit places.
[2024-05-29 00:36:25] [INFO ] Redundant transitions in 71 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:36:25] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30678ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30697ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 37416 ms. Remains : 2500/2500 places, 2500/2500 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) p2), (X p2), (X (AND p0 (NOT p1))), (X (OR p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (OR p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 15 factoid took 495 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 232 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p2), (AND p0 (NOT p1))]
Reduction of identical properties reduced properties to check from 9 to 7
RANDOM walk for 40000 steps (8 resets) in 3024 ms. (13 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6640 ms. (6 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6183 ms. (6 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6857 ms. (5 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5036 ms. (7 steps per ms) remains 4/4 properties
[2024-05-29 00:37:25] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5012 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2500/5000 variables, and 2500 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5010 ms.
Refiners :[Domain max(s): 1500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 4/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 14129ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 56 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 40000 steps (8 resets) in 3952 ms. (10 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5884 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6502 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4852 ms. (8 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 227957 steps, run timeout after 15002 ms. (steps per millisecond=15 ) properties seen :0 out of 3
Probabilistic random walk after 227957 steps, saw 227575 distinct states, run finished after 15002 ms. (steps per millisecond=15 ) properties seen :0
[2024-05-29 00:38:00] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4398 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2500/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 42060 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 49017ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 65 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 63 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:38:49] [INFO ] Invariant cache hit.
[2024-05-29 00:38:52] [INFO ] Implicit Places using invariants in 2157 ms returned []
[2024-05-29 00:38:52] [INFO ] Invariant cache hit.
[2024-05-29 00:38:56] [INFO ] Implicit Places using invariants and state equation in 4216 ms returned []
Implicit Place search using SMT with State Equation took 6380 ms to find 0 implicit places.
[2024-05-29 00:38:56] [INFO ] Redundant transitions in 78 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:38:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30619ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30642ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37174 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p2), (X (AND p0 (NOT p1))), (X (OR p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (OR p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT p2)), (F (NOT (AND p0 (NOT p1)))), (F p1), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 15 factoid took 708 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 161 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p2), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p2), (AND p0 (NOT p1))]
[2024-05-29 00:39:28] [INFO ] Invariant cache hit.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:828)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:584)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:610)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:262)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:958)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-29 00:39:44] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression EG (NOT p1)
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 255 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), true, (NOT p1), (NOT p2), (AND p0 (NOT p1))]
Product exploration timeout after 53690 steps with 1317 reset in 10002 ms.
Stack based approach found an accepted trace after 65298 steps with 1242 reset with depth 16063 and stack size 3908 in 9992 ms.
FORMULA Philosophers-PT-000500-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-000500-LTLFireability-01 finished in 452603 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(G(p1)))))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 52 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:40:04] [INFO ] Invariant cache hit.
[2024-05-29 00:40:06] [INFO ] Implicit Places using invariants in 2033 ms returned []
[2024-05-29 00:40:06] [INFO ] Invariant cache hit.
[2024-05-29 00:40:09] [INFO ] Implicit Places using invariants and state equation in 3483 ms returned []
Implicit Place search using SMT with State Equation took 5519 ms to find 0 implicit places.
[2024-05-29 00:40:09] [INFO ] Redundant transitions in 73 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:40:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30826ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30843ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 36497 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-02
Product exploration explored 100000 steps with 1 reset in 3297 ms.
Stack based approach found an accepted trace after 2989 steps with 0 reset with depth 2990 and stack size 1584 in 190 ms.
FORMULA Philosophers-PT-000500-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-000500-LTLFireability-02 finished in 40201 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&&G(p1)&&(G(p0)||X(F(p2))))))'
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 14 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:40:44] [INFO ] Invariant cache hit.
[2024-05-29 00:40:46] [INFO ] Implicit Places using invariants in 1738 ms returned []
[2024-05-29 00:40:46] [INFO ] Invariant cache hit.
[2024-05-29 00:40:50] [INFO ] Implicit Places using invariants and state equation in 4118 ms returned []
Implicit Place search using SMT with State Equation took 5863 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:40:50] [INFO ] Invariant cache hit.
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30947ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30980ms
Finished structural reductions in LTL mode , in 1 iterations and 36864 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 293 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-03
Product exploration explored 100000 steps with 7 reset in 3826 ms.
Product exploration explored 100000 steps with 19 reset in 4397 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 (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (AND p0 (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0))]
False Knowledge obtained : [(X (OR (NOT p0) (NOT p1))), (X (NOT (OR (NOT p0) (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND p0 p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (OR (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT p1))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2)))))]
Knowledge based reduction with 7 factoid took 752 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 227 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 11 to 10
RANDOM walk for 40000 steps (8 resets) in 2502 ms. (15 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5598 ms. (7 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4763 ms. (8 steps per ms) remains 2/2 properties
[2024-05-29 00:42:09] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3867 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2500/5000 variables, and 2500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2905 ms.
Refiners :[Domain max(s): 1500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 8567ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 97 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102 ms. Remains : 2500/2500 places, 2500/2500 transitions.
RANDOM walk for 40000 steps (8 resets) in 3342 ms. (11 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6431 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5318 ms. (7 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 188853 steps, run timeout after 12010 ms. (steps per millisecond=15 ) properties seen :0 out of 2
Probabilistic random walk after 188853 steps, saw 188538 distinct states, run finished after 12010 ms. (steps per millisecond=15 ) properties seen :0
[2024-05-29 00:42:33] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3847 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45007 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 50778ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 500 steps, including 0 resets, run visited all 2 properties in 65 ms. (steps per millisecond=7 )
Parikh walk visited 2 properties in 69 ms.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (AND p0 (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0))]
False Knowledge obtained : [(X (OR (NOT p0) (NOT p1))), (X (NOT (OR (NOT p0) (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND p0 p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (OR (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT p1))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT (AND (NOT p2) p0))), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (OR p2 p0))), (F p2), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p0))))), (F p1), (F (NOT p0)), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 7 factoid took 1324 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 291 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 240 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
[2024-05-29 00:43:28] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 16 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:43:43] [INFO ] Invariant cache hit.
[2024-05-29 00:43:45] [INFO ] Implicit Places using invariants in 1900 ms returned []
[2024-05-29 00:43:45] [INFO ] Invariant cache hit.
[2024-05-29 00:43:49] [INFO ] Implicit Places using invariants and state equation in 3622 ms returned []
Implicit Place search using SMT with State Equation took 5528 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:43:49] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30627ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30650ms
Finished structural reductions in LTL mode , in 1 iterations and 36201 ms. Remains : 2500/2500 places, 2500/2500 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 (NOT p2)), (X (NOT p2)), (X (AND (NOT p2) p0)), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (OR (NOT p1) (NOT p0))), (X (NOT (OR (NOT p1) (NOT p0)))), (X (AND p1 p0)), (X (NOT (AND p1 p0))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (OR (NOT p1) (NOT p0)))), (X (X (NOT (OR (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p2) p0))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (AND p1 p0))), (X (X (NOT (AND p1 p0)))), (X (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p0))))), (X (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p0)))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 681 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 199 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 11 to 10
RANDOM walk for 40000 steps (8 resets) in 3481 ms. (11 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5962 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4804 ms. (8 steps per ms) remains 2/2 properties
[2024-05-29 00:45:32] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3850 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2500/5000 variables, and 2500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2942 ms.
Refiners :[Domain max(s): 1500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 8466ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 63 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 2500/2500 places, 2500/2500 transitions.
RANDOM walk for 40000 steps (8 resets) in 4425 ms. (9 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6873 ms. (5 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5133 ms. (7 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 187241 steps, run timeout after 12043 ms. (steps per millisecond=15 ) properties seen :0 out of 2
Probabilistic random walk after 187241 steps, saw 186930 distinct states, run finished after 12043 ms. (steps per millisecond=15 ) properties seen :0
[2024-05-29 00:45:57] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3557 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45044 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 50024ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 55 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 60 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:46:47] [INFO ] Invariant cache hit.
[2024-05-29 00:46:50] [INFO ] Implicit Places using invariants in 2144 ms returned []
[2024-05-29 00:46:50] [INFO ] Invariant cache hit.
[2024-05-29 00:46:53] [INFO ] Implicit Places using invariants and state equation in 3793 ms returned []
Implicit Place search using SMT with State Equation took 5940 ms to find 0 implicit places.
[2024-05-29 00:46:53] [INFO ] Redundant transitions in 74 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:46:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30591ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30609ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36694 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT p2)), (X (AND (NOT p2) p0)), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (OR (NOT p1) (NOT p0))), (X (NOT (OR (NOT p1) (NOT p0)))), (X (AND p1 p0)), (X (NOT (AND p1 p0))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (OR (NOT p1) (NOT p0)))), (X (X (NOT (OR (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p2) p0))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (AND p1 p0))), (X (X (NOT (AND p1 p0)))), (X (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p0))))), (X (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p0)))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p2 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p1))))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (AND p0 (NOT p2)))), (F p1)]
Knowledge based reduction with 7 factoid took 1099 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 216 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 212 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
[2024-05-29 00:47:27] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 217 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 17 reset in 3784 ms.
Product exploration explored 100000 steps with 9 reset in 4099 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 207 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 73 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:47:51] [INFO ] Redundant transitions in 74 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:47:51] [INFO ] Invariant cache hit.
(s993 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s477 1.0)
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) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30648ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30667ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 30824 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 15 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:48:22] [INFO ] Invariant cache hit.
[2024-05-29 00:48:23] [INFO ] Implicit Places using invariants in 1393 ms returned []
[2024-05-29 00:48:23] [INFO ] Invariant cache hit.
[2024-05-29 00:48:27] [INFO ] Implicit Places using invariants and state equation in 3305 ms returned []
Implicit Place search using SMT with State Equation took 4700 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:48:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30637ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30665ms
Finished structural reductions in LTL mode , in 1 iterations and 35385 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Treatment of property Philosophers-PT-000500-LTLFireability-03 finished in 493942 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(p1)))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 58 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:48:58] [INFO ] Invariant cache hit.
[2024-05-29 00:49:00] [INFO ] Implicit Places using invariants in 1680 ms returned []
[2024-05-29 00:49:00] [INFO ] Invariant cache hit.
[2024-05-29 00:49:03] [INFO ] Implicit Places using invariants and state equation in 3523 ms returned []
Implicit Place search using SMT with State Equation took 5205 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:49:03] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30572ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30590ms
Finished structural reductions in LTL mode , in 1 iterations and 35856 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 171 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-04
Entered a terminal (fully accepting) state of product in 13443 steps with 1 reset in 777 ms.
FORMULA Philosophers-PT-000500-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-000500-LTLFireability-04 finished in 36851 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(X(G(p0)))))'
Support contains 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 39 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:49:35] [INFO ] Invariant cache hit.
[2024-05-29 00:49:37] [INFO ] Implicit Places using invariants in 1883 ms returned []
[2024-05-29 00:49:37] [INFO ] Invariant cache hit.
[2024-05-29 00:49:41] [INFO ] Implicit Places using invariants and state equation in 4242 ms returned []
Implicit Place search using SMT with State Equation took 6128 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:49:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30826ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30854ms
Finished structural reductions in LTL mode , in 1 iterations and 37027 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 169 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-06
Entered a terminal (fully accepting) state of product in 13405 steps with 0 reset in 509 ms.
FORMULA Philosophers-PT-000500-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-000500-LTLFireability-06 finished in 37725 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 1000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 72 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:50:13] [INFO ] Invariant cache hit.
[2024-05-29 00:50:15] [INFO ] Implicit Places using invariants in 2257 ms returned []
[2024-05-29 00:50:15] [INFO ] Invariant cache hit.
[2024-05-29 00:50:19] [INFO ] Implicit Places using invariants and state equation in 3783 ms returned []
Implicit Place search using SMT with State Equation took 6043 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:50:19] [INFO ] Invariant cache hit.
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(s1907 1.0)
(s1908 1.0)
(s1909 1.0)
(s1910 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30593ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30615ms
Finished structural reductions in LTL mode , in 1 iterations and 36735 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 90 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Philosophers-PT-000500-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-000500-LTLFireability-07 finished in 36848 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((!p0&&X((!p0 U (!p1||G(!p0))))))))'
Support contains 2 out of 2500 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 140 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:50:50] [INFO ] Invariant cache hit.
[2024-05-29 00:50:53] [INFO ] Implicit Places using invariants in 3571 ms returned []
[2024-05-29 00:50:53] [INFO ] Invariant cache hit.
[2024-05-29 00:50:59] [INFO ] Implicit Places using invariants and state equation in 5595 ms returned []
Implicit Place search using SMT with State Equation took 9171 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:50:59] [INFO ] Invariant cache hit.
(s766 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s477 1.0)
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(s764 1.0)
(s765 1.0)
(s766 1.0timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30588ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30607ms
Finished structural reductions in LTL mode , in 1 iterations and 39922 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 96 ms :[true, p0, p0]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA Philosophers-PT-000500-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-000500-LTLFireability-08 finished in 40050 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 2 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 107 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 00:51:30] [INFO ] Invariant cache hit.
[2024-05-29 00:51:33] [INFO ] Implicit Places using invariants in 3358 ms returned []
[2024-05-29 00:51:33] [INFO ] Invariant cache hit.
[2024-05-29 00:51:38] [INFO ] Implicit Places using invariants and state equation in 5457 ms returned []
Implicit Place search using SMT with State Equation took 8817 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:51:38] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s477 1.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30570ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30588ms
Finished structural reductions in LTL mode , in 1 iterations and 39516 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 88 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-11
Entered a terminal (fully accepting) state of product in 684 steps with 0 reset in 67 ms.
FORMULA Philosophers-PT-000500-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-000500-LTLFireability-11 finished in 39689 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Performed 498 Post agglomeration using F-continuation condition.Transition count delta: 498
Deduced a syphon composed of 498 places in 0 ms
Reduce places removed 498 places and 0 transitions.
Iterating global reduction 0 with 996 rules applied. Total rules applied 996 place count 2002 transition count 2002
Applied a total of 996 rules in 407 ms. Remains 2002 /2500 variables (removed 498) and now considering 2002/2500 (removed 498) transitions.
// Phase 1: matrix 2002 rows 2002 cols
[2024-05-29 00:52:10] [INFO ] Computed 1000 invariants in 9 ms
[2024-05-29 00:52:13] [INFO ] Implicit Places using invariants in 3064 ms returned []
[2024-05-29 00:52:13] [INFO ] Invariant cache hit.
[2024-05-29 00:52:21] [INFO ] Implicit Places using invariants and state equation in 7974 ms returned []
Implicit Place search using SMT with State Equation took 11040 ms to find 0 implicit places.
[2024-05-29 00:52:21] [INFO ] Redundant transitions in 56 ms returned []
Running 1002 sub problems to find dead transitions.
[2024-05-29 00:52:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1502 variables, 1502/1502 constraints. Problems are: Problem set: 0 solved, 1002 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1502 variables, 500/2002 constraints. Problems are: Problem set: 0 solved, 1002 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1502/4004 variables, and 2002 constraints, problems are : Problem set: 0 solved, 1002 unsolved in 30030 ms.
Refiners :[Domain max(s): 1502/2002 constraints, Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2002 constraints, PredecessorRefiner: 1002/1002 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1002 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1502 variables, 1502/1502 constraints. Problems are: Problem set: 0 solved, 1002 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1502 variables, 500/2002 constraints. Problems are: Problem set: 0 solved, 1002 unsolved
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(s1908 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1502/4004 variables, and 2002 constraints, problems are : Problem set: 0 solved, 1002 unsolved in 30027 ms.
Refiners :[Domain max(s): 1502/2002 constraints, Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2002 constraints, PredecessorRefiner: 0/1002 constraints, Known Traps: 0/0 constraints]
After SMT, in 60435ms problems are : Problem set: 0 solved, 1002 unsolved
Search for dead transitions found 0 dead transitions in 60448ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2002/2500 places, 2002/2500 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71961 ms. Remains : 2002/2500 places, 2002/2500 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-12
Product exploration explored 100000 steps with 26 reset in 4978 ms.
Stack based approach found an accepted trace after 569 steps with 1 reset with depth 14 and stack size 14 in 74 ms.
FORMULA Philosophers-PT-000500-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-000500-LTLFireability-12 finished in 77080 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 4 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 93 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
// Phase 1: matrix 2500 rows 2500 cols
[2024-05-29 00:53:26] [INFO ] Computed 1000 invariants in 11 ms
[2024-05-29 00:53:30] [INFO ] Implicit Places using invariants in 3312 ms returned []
[2024-05-29 00:53:30] [INFO ] Invariant cache hit.
[2024-05-29 00:53:35] [INFO ] Implicit Places using invariants and state equation in 5450 ms returned []
Implicit Place search using SMT with State Equation took 8764 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:53:35] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s477 1.0)
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(s1121 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30521ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30539ms
Finished structural reductions in LTL mode , in 1 iterations and 39403 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 9780 ms.
Product exploration timeout after 95500 steps with 47750 reset in 10001 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 : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 17 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Philosophers-PT-000500-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Philosophers-PT-000500-LTLFireability-14 finished in 78637 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(((!p1&&F((!p1 U (p2||G(!p1)))))||p0))))'
Support contains 5 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Performed 495 Post agglomeration using F-continuation condition.Transition count delta: 495
Deduced a syphon composed of 495 places in 1 ms
Reduce places removed 495 places and 0 transitions.
Iterating global reduction 0 with 990 rules applied. Total rules applied 990 place count 2005 transition count 2005
Applied a total of 990 rules in 281 ms. Remains 2005 /2500 variables (removed 495) and now considering 2005/2500 (removed 495) transitions.
// Phase 1: matrix 2005 rows 2005 cols
[2024-05-29 00:54:45] [INFO ] Computed 1000 invariants in 6 ms
[2024-05-29 00:54:48] [INFO ] Implicit Places using invariants in 2611 ms returned []
[2024-05-29 00:54:48] [INFO ] Invariant cache hit.
[2024-05-29 00:54:54] [INFO ] Implicit Places using invariants and state equation in 6521 ms returned []
Implicit Place search using SMT with State Equation took 9135 ms to find 0 implicit places.
[2024-05-29 00:54:54] [INFO ] Redundant transitions in 84 ms returned []
Running 1005 sub problems to find dead transitions.
[2024-05-29 00:54:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 1505/1505 constraints. Problems are: Problem set: 0 solved, 1005 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1505 variables, 500/2005 constraints. Problems are: Problem set: 0 solved, 1005 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/4010 variables, and 2005 constraints, problems are : Problem set: 0 solved, 1005 unsolved in 30025 ms.
Refiners :[Domain max(s): 1505/2005 constraints, Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2005 constraints, PredecessorRefiner: 1005/1005 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1005 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 1505/1505 constraints. Problems are: Problem set: 0 solved, 1005 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1505 variables, 500/2005 constraints. Problems are: Problem set: 0 solved, 1005 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1505/4010 variables, and 2005 constraints, problems are : Problem set: 0 solved, 1005 unsolved in 30022 ms.
Refiners :[Domain max(s): 1505/2005 constraints, Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2005 constraints, PredecessorRefiner: 0/1005 constraints, Known Traps: 0/0 constraints]
After SMT, in 60457ms problems are : Problem set: 0 solved, 1005 unsolved
Search for dead transitions found 0 dead transitions in 60476ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2005/2500 places, 2005/2500 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 69992 ms. Remains : 2005/2500 places, 2005/2500 transitions.
Stuttering acceptance computed with spot in 141 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND p1 (NOT p0) (NOT p2))]
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-15
Product exploration explored 100000 steps with 4 reset in 2799 ms.
Product exploration explored 100000 steps with 0 reset in 2603 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 p2), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 4 factoid took 497 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p2))]
RANDOM walk for 32207 steps (6 resets) in 2364 ms. (13 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p1) p0 p2), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT p0)), (F (NOT (OR p0 (NOT p1)))), (F p1), (F (NOT p2)), (F (NOT (OR p0 p1 p2))), (F (NOT (OR p0 (NOT p1) p2)))]
Knowledge based reduction with 4 factoid took 720 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p2))]
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p2))]
Support contains 5 out of 2005 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2005/2005 places, 2005/2005 transitions.
Applied a total of 0 rules in 80 ms. Remains 2005 /2005 variables (removed 0) and now considering 2005/2005 (removed 0) transitions.
[2024-05-29 00:56:23] [INFO ] Invariant cache hit.
[2024-05-29 00:56:26] [INFO ] Implicit Places using invariants in 3294 ms returned []
[2024-05-29 00:56:26] [INFO ] Invariant cache hit.
[2024-05-29 00:56:32] [INFO ] Implicit Places using invariants and state equation in 6492 ms returned []
Implicit Place search using SMT with State Equation took 9795 ms to find 0 implicit places.
[2024-05-29 00:56:32] [INFO ] Redundant transitions in 50 ms returned []
Running 1005 sub problems to find dead transitions.
[2024-05-29 00:56:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 1505/1505 constraints. Problems are: Problem set: 0 solved, 1005 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1505 variables, 500/2005 constraints. Problems are: Problem set: 0 solved, 1005 unsolved
Error getting values : (error "ParserException while parsing response: ((s477 1.0)
(s478 0.0)
(s479 1.0)
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(s528 0.0)
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(s532 1.0)
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(s534 0.0)
(s535 1.0)
(s536 0.0)
(s537 1.0)
(s538 0.0)
(s539 1.0)
(s540 0.0)
(s541 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/4010 variables, and 2005 constraints, problems are : Problem set: 0 solved, 1005 unsolved in 30025 ms.
Refiners :[Domain max(s): 1505/2005 constraints, Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2005 constraints, PredecessorRefiner: 1005/1005 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1005 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 1505/1505 constraints. Problems are: Problem set: 0 solved, 1005 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1505 variables, 500/2005 constraints. Problems are: Problem set: 0 solved, 1005 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1505/4010 variables, and 2005 constraints, problems are : Problem set: 0 solved, 1005 unsolved in 30023 ms.
Refiners :[Domain max(s): 1505/2005 constraints, Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2005 constraints, PredecessorRefiner: 0/1005 constraints, Known Traps: 0/0 constraints]
After SMT, in 60366ms problems are : Problem set: 0 solved, 1005 unsolved
Search for dead transitions found 0 dead transitions in 60379ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 70311 ms. Remains : 2005/2005 places, 2005/2005 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) p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 4 factoid took 518 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p2))]
RANDOM walk for 21656 steps (4 resets) in 2040 ms. (10 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND p0 (NOT p1) p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT p0)), (F (NOT (OR p0 (NOT p1)))), (F p1), (F (NOT p2)), (F (NOT (OR p0 p1 p2))), (F (NOT (OR p0 (NOT p1) p2)))]
Knowledge based reduction with 4 factoid took 664 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 214 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p2))]
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p2))]
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p2))]
Product exploration explored 100000 steps with 5 reset in 3035 ms.
Stack based approach found an accepted trace after 2612 steps with 2 reset with depth 1935 and stack size 1931 in 261 ms.
FORMULA Philosophers-PT-000500-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-000500-LTLFireability-15 finished in 193693 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&&G(p1)&&(G(p0)||X(F(p2))))))'
Found a Shortening insensitive property : Philosophers-PT-000500-LTLFireability-03
Stuttering acceptance computed with spot in 202 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 29 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
// Phase 1: matrix 2500 rows 2500 cols
[2024-05-29 00:57:59] [INFO ] Computed 1000 invariants in 9 ms
[2024-05-29 00:58:00] [INFO ] Implicit Places using invariants in 1429 ms returned []
[2024-05-29 00:58:00] [INFO ] Invariant cache hit.
[2024-05-29 00:58:03] [INFO ] Implicit Places using invariants and state equation in 3147 ms returned []
Implicit Place search using SMT with State Equation took 4582 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 00:58:04] [INFO ] Invariant cache hit.
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(s1958timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30530ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30548ms
Finished structural reductions in LI_LTL mode , in 1 iterations and 35164 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Running random walk in product with property : Philosophers-PT-000500-LTLFireability-03
Product exploration explored 100000 steps with 8 reset in 3542 ms.
Product exploration explored 100000 steps with 9 reset in 4030 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 (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (AND p0 (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0))]
False Knowledge obtained : [(X (OR (NOT p0) (NOT p1))), (X (NOT (OR (NOT p0) (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND p0 p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (OR (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT p1))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2)))))]
Knowledge based reduction with 7 factoid took 760 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 11 to 10
RANDOM walk for 40000 steps (8 resets) in 3373 ms. (11 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6284 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4990 ms. (8 steps per ms) remains 2/2 properties
[2024-05-29 00:59:21] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3900 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2500/5000 variables, and 2500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3062 ms.
Refiners :[Domain max(s): 1500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 8557ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 53 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 2500/2500 places, 2500/2500 transitions.
RANDOM walk for 40000 steps (8 resets) in 3412 ms. (11 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5984 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5199 ms. (7 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 143432 steps, run timeout after 9037 ms. (steps per millisecond=15 ) properties seen :0 out of 2
Probabilistic random walk after 143432 steps, saw 143225 distinct states, run finished after 9038 ms. (steps per millisecond=15 ) properties seen :0
[2024-05-29 00:59:42] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3923 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45042 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 50740ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 47 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 73 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 01:00:33] [INFO ] Invariant cache hit.
[2024-05-29 01:00:35] [INFO ] Implicit Places using invariants in 2237 ms returned []
[2024-05-29 01:00:35] [INFO ] Invariant cache hit.
[2024-05-29 01:00:39] [INFO ] Implicit Places using invariants and state equation in 4074 ms returned []
Implicit Place search using SMT with State Equation took 6312 ms to find 0 implicit places.
[2024-05-29 01:00:39] [INFO ] Redundant transitions in 77 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-29 01:00:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30663ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30681ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37151 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (AND p0 (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0))]
False Knowledge obtained : [(X (OR (NOT p0) (NOT p1))), (X (NOT (OR (NOT p0) (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND p0 p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (OR (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT p1))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT (AND (NOT p2) p0))), (F (NOT (AND (NOT p1) (NOT p2)))), (F p2), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p0))))), (F p1), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 7 factoid took 984 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 199 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
[2024-05-29 01:01:13] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 12 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 01:01:28] [INFO ] Invariant cache hit.
[2024-05-29 01:01:30] [INFO ] Implicit Places using invariants in 1707 ms returned []
[2024-05-29 01:01:30] [INFO ] Invariant cache hit.
[2024-05-29 01:01:33] [INFO ] Implicit Places using invariants and state equation in 3324 ms returned []
Implicit Place search using SMT with State Equation took 5034 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 01:01:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30568ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30586ms
Finished structural reductions in LTL mode , in 1 iterations and 35636 ms. Remains : 2500/2500 places, 2500/2500 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 (NOT p2)), (X (NOT p2)), (X (AND (NOT p2) p0)), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (OR (NOT p1) (NOT p0))), (X (NOT (OR (NOT p1) (NOT p0)))), (X (AND p1 p0)), (X (NOT (AND p1 p0))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (OR (NOT p1) (NOT p0)))), (X (X (NOT (OR (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p2) p0))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (AND p1 p0))), (X (X (NOT (AND p1 p0)))), (X (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p0))))), (X (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p0)))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 701 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Reduction of identical properties reduced properties to check from 11 to 10
RANDOM walk for 40000 steps (8 resets) in 3270 ms. (12 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6069 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5074 ms. (7 steps per ms) remains 2/2 properties
[2024-05-29 01:03:17] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3901 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2500/5000 variables, and 2500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3005 ms.
Refiners :[Domain max(s): 1500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 8486ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 49 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 2500/2500 places, 2500/2500 transitions.
RANDOM walk for 40000 steps (8 resets) in 3702 ms. (10 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6229 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5307 ms. (7 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 189656 steps, run timeout after 12046 ms. (steps per millisecond=15 ) properties seen :0 out of 2
Probabilistic random walk after 189656 steps, saw 189339 distinct states, run finished after 12047 ms. (steps per millisecond=15 ) properties seen :0
[2024-05-29 01:03:41] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3889 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 1500/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1500 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 1000/2500 variables, 1000/2500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2500 variables, 1000/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2500 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 2500/5000 variables, 2500/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/5000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 6000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45044 ms.
Refiners :[Domain max(s): 2500/2500 constraints, Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 50294ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 46 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 46 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 01:04:32] [INFO ] Invariant cache hit.
[2024-05-29 01:04:34] [INFO ] Implicit Places using invariants in 2252 ms returned []
[2024-05-29 01:04:34] [INFO ] Invariant cache hit.
[2024-05-29 01:04:38] [INFO ] Implicit Places using invariants and state equation in 4037 ms returned []
Implicit Place search using SMT with State Equation took 6295 ms to find 0 implicit places.
[2024-05-29 01:04:38] [INFO ] Redundant transitions in 76 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-29 01:04:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30527ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30546ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36978 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT p2)), (X (AND (NOT p2) p0)), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (OR (NOT p1) (NOT p0))), (X (NOT (OR (NOT p1) (NOT p0)))), (X (AND p1 p0)), (X (NOT (AND p1 p0))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (OR (NOT p1) (NOT p0)))), (X (X (NOT (OR (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p2) p0))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (AND p1 p0))), (X (X (NOT (AND p1 p0)))), (X (X (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p0))))), (X (X (NOT (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p0)))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p2 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) (NOT p1))))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (AND p0 (NOT p2)))), (F p1)]
Knowledge based reduction with 7 factoid took 1002 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 196 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
[2024-05-29 01:05:12] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 294 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 8 reset in 3667 ms.
Product exploration explored 100000 steps with 8 reset in 4153 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 24 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 01:05:36] [INFO ] Redundant transitions in 72 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-29 01:05:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30642ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30660ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 30764 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Support contains 2000 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 13 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-29 01:06:06] [INFO ] Invariant cache hit.
[2024-05-29 01:06:08] [INFO ] Implicit Places using invariants in 1375 ms returned []
[2024-05-29 01:06:08] [INFO ] Invariant cache hit.
[2024-05-29 01:06:11] [INFO ] Implicit Places using invariants and state equation in 2989 ms returned []
Implicit Place search using SMT with State Equation took 4369 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-29 01:06:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
SMT process timed out in 30601ms, After SMT, problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 30619ms
Finished structural reductions in LTL mode , in 1 iterations and 35003 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Treatment of property Philosophers-PT-000500-LTLFireability-03 finished in 522956 ms.
[2024-05-29 01:06:42] [INFO ] Flatten gal took : 116 ms
[2024-05-29 01:06:42] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 28 ms.
[2024-05-29 01:06:42] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2500 places, 2500 transitions and 8000 arcs took 17 ms.
Total runtime 2177122 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running Philosophers-PT-000500
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 2500
TRANSITIONS: 2500
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.075s, Sys 0.006s]
SAVING FILE /home/mcc/execution/414/model (.net / .def) ...
EXPORT TIME: [User 0.011s, Sys 0.003s]
----------------------------------------------------------------------
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: 2616
MODEL NAME: /home/mcc/execution/414/model
2500 places, 2500 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.
Building monolithic NSF...
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Philosophers-PT-000500"
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 Philosophers-PT-000500, 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 r267-smll-171654406600532"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-000500.tgz
mv Philosophers-PT-000500 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;