About the Execution of GreatSPN+red for Philosophers-COL-000500
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 3969.455 | 3600000.00 | 5059486.00 | 10486.00 | FFF?FTFFF?FFFFTF | 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-171654406400428.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-COL-000500, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r267-smll-171654406400428
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 6.4K Apr 13 10:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Apr 13 10:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Apr 13 09:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Apr 13 09:16 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 3.6K Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 13 11:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Apr 13 11:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Apr 13 10:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Apr 13 10:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 31K 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-COL-000500-LTLFireability-00
FORMULA_NAME Philosophers-COL-000500-LTLFireability-01
FORMULA_NAME Philosophers-COL-000500-LTLFireability-02
FORMULA_NAME Philosophers-COL-000500-LTLFireability-03
FORMULA_NAME Philosophers-COL-000500-LTLFireability-04
FORMULA_NAME Philosophers-COL-000500-LTLFireability-05
FORMULA_NAME Philosophers-COL-000500-LTLFireability-06
FORMULA_NAME Philosophers-COL-000500-LTLFireability-07
FORMULA_NAME Philosophers-COL-000500-LTLFireability-08
FORMULA_NAME Philosophers-COL-000500-LTLFireability-09
FORMULA_NAME Philosophers-COL-000500-LTLFireability-10
FORMULA_NAME Philosophers-COL-000500-LTLFireability-11
FORMULA_NAME Philosophers-COL-000500-LTLFireability-12
FORMULA_NAME Philosophers-COL-000500-LTLFireability-13
FORMULA_NAME Philosophers-COL-000500-LTLFireability-14
FORMULA_NAME Philosophers-COL-000500-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1716870371433
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-000500
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-28 04:26:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-28 04:26:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 04:26:14] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-28 04:26:14] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-28 04:26:15] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1282 ms
[2024-05-28 04:26:15] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 2500 PT places and 2500.0 transition bindings in 47 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 21 ms.
Working with output stream class java.io.PrintStream
[2024-05-28 04:26:15] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 8 ms.
[2024-05-28 04:26:15] [INFO ] Skeletonized 16 HLPN properties in 3 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 4 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 29620 steps (57 resets) in 134 ms. (219 steps per ms) remains 0/2 properties
[2024-05-28 04:26:16] [INFO ] Flatten gal took : 26 ms
[2024-05-28 04:26:16] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 500) 500) 500)]] contains successor/predecessor on variables of sort Philo
[2024-05-28 04:26:16] [INFO ] Unfolded HLPN to a Petri net with 2500 places and 2500 transitions 8000 arcs in 153 ms.
[2024-05-28 04:26:16] [INFO ] Unfolded 16 HLPN properties in 7 ms.
Initial state reduction rules removed 2 formulas.
FORMULA Philosophers-COL-000500-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000500-LTLFireability-14 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 43 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
// Phase 1: matrix 2500 rows 2500 cols
[2024-05-28 04:26:17] [INFO ] Computed 1000 invariants in 57 ms
[2024-05-28 04:26:18] [INFO ] Implicit Places using invariants in 1351 ms returned []
[2024-05-28 04:26:18] [INFO ] Invariant cache hit.
[2024-05-28 04:26:21] [INFO ] Implicit Places using invariants and state equation in 2671 ms returned []
Implicit Place search using SMT with State Equation took 4066 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:26:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30141 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30079 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 61458ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 61528ms
Finished structural reductions in LTL mode , in 1 iterations and 65695 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Support contains 2500 out of 2500 places after structural reductions.
[2024-05-28 04:27:23] [INFO ] Flatten gal took : 358 ms
[2024-05-28 04:27:24] [INFO ] Flatten gal took : 287 ms
[2024-05-28 04:27:25] [INFO ] Input system was already deterministic with 2500 transitions.
RANDOM walk for 40000 steps (8 resets) in 5588 ms. (7 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5168 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5379 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3241 ms. (12 steps per ms) remains 3/3 properties
[2024-05-28 04:27:30] [INFO ] Invariant cache hit.
Problem AtomicPropp4 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 1 solved, 2 unsolved in 3316 ms.
Refiners :[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: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1000 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 1 solved, 2 unsolved in 3529 ms.
Refiners :[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 8824ms problems are : Problem set: 1 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 89 ms. (steps per millisecond=5 )
Parikh walk visited 2 properties in 105 ms.
FORMULA Philosophers-COL-000500-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((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 230 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:27:40] [INFO ] Invariant cache hit.
[2024-05-28 04:27:43] [INFO ] Implicit Places using invariants in 2400 ms returned []
[2024-05-28 04:27:43] [INFO ] Invariant cache hit.
[2024-05-28 04:27:47] [INFO ] Implicit Places using invariants and state equation in 4620 ms returned []
Implicit Place search using SMT with State Equation took 7027 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:27:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60965ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60995ms
Finished structural reductions in LTL mode , in 1 iterations and 68261 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 472 ms :[p1, p1, (AND p0 p1), p0]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-00
Product exploration explored 100000 steps with 11737 reset in 5943 ms.
Stack based approach found an accepted trace after 8599 steps with 1883 reset with depth 3877 and stack size 3877 in 753 ms.
FORMULA Philosophers-COL-000500-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-00 finished in 75567 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 107 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:28:56] [INFO ] Invariant cache hit.
[2024-05-28 04:28:58] [INFO ] Implicit Places using invariants in 2151 ms returned []
[2024-05-28 04:28:58] [INFO ] Invariant cache hit.
[2024-05-28 04:29:01] [INFO ] Implicit Places using invariants and state equation in 3417 ms returned []
Implicit Place search using SMT with State Equation took 5584 ms to find 0 implicit places.
[2024-05-28 04:29:01] [INFO ] Redundant transitions in 157 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:29:01] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s500 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
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(s944 timeout
0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30056 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60818ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60836ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 66695 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-02
Product exploration explored 100000 steps with 1 reset in 3234 ms.
Stack based approach found an accepted trace after 35207 steps with 0 reset with depth 35208 and stack size 35153 in 1041 ms.
FORMULA Philosophers-COL-000500-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-02 finished in 71184 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 23 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:30:07] [INFO ] Invariant cache hit.
[2024-05-28 04:30:08] [INFO ] Implicit Places using invariants in 1343 ms returned []
[2024-05-28 04:30:08] [INFO ] Invariant cache hit.
[2024-05-28 04:30:12] [INFO ] Implicit Places using invariants and state equation in 3400 ms returned []
Implicit Place search using SMT with State Equation took 4764 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:30:12] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s500 0.0)
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(s788 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30054 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60745ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60775ms
Finished structural reductions in LTL mode , in 1 iterations and 65569 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 332 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-03
Product exploration explored 100000 steps with 7 reset in 3752 ms.
Product exploration explored 100000 steps with 4 reset in 3717 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (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 p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 1034 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 304 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (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 3678 ms. (10 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 7133 ms. (5 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4834 ms. (8 steps per ms) remains 2/2 properties
[2024-05-28 04:32:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3267 ms.
Refiners :[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, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4464 ms.
Refiners :[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 9056ms 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 56 ms. (steps per millisecond=8 )
Parikh walk visited 2 properties in 57 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (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 p1)), (X (X (NOT p1))), (F (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p2 (NOT p1)))), (F (NOT (OR p0 (NOT p1)))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p0), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 7 factoid took 1468 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 282 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 196 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
[2024-05-28 04:32:18] [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 20 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:32:33] [INFO ] Invariant cache hit.
[2024-05-28 04:32:35] [INFO ] Implicit Places using invariants in 1696 ms returned []
[2024-05-28 04:32:35] [INFO ] Invariant cache hit.
[2024-05-28 04:32:38] [INFO ] Implicit Places using invariants and state equation in 2964 ms returned []
Implicit Place search using SMT with State Equation took 4668 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:32:38] [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, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30063 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60594ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60609ms
Finished structural reductions in LTL mode , in 1 iterations and 65307 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 p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 828 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 290 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (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 2635 ms. (15 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5540 ms. (7 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4657 ms. (8 steps per ms) remains 2/2 properties
[2024-05-28 04:34:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3236 ms.
Refiners :[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, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4234 ms.
Refiners :[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 8435ms 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 76 ms. (steps per millisecond=6 )
Parikh walk visited 2 properties in 77 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p2 (NOT p1)))), (F (NOT (OR p0 (NOT p1)))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p0), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 7 factoid took 1483 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 288 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 282 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
[2024-05-28 04:34:47] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 216 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 10 reset in 3470 ms.
Product exploration explored 100000 steps with 7 reset in 3671 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 230 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (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 93 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:35:10] [INFO ] Redundant transitions in 233 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:35:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60807ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60829ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61173 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 31 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:36:11] [INFO ] Invariant cache hit.
[2024-05-28 04:36:13] [INFO ] Implicit Places using invariants in 1586 ms returned []
[2024-05-28 04:36:13] [INFO ] Invariant cache hit.
[2024-05-28 04:36:16] [INFO ] Implicit Places using invariants and state equation in 3145 ms returned []
Implicit Place search using SMT with State Equation took 4734 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:36:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30054 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: ((s500 0)
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(s1755 0)timeout
( org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30056 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60611ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60627ms
Finished structural reductions in LTL mode , in 1 iterations and 65396 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Treatment of property Philosophers-COL-000500-LTLFireability-03 finished in 430555 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0) U X(p1)))'
Support contains 1500 out of 2500 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 201 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:37:18] [INFO ] Invariant cache hit.
[2024-05-28 04:37:19] [INFO ] Implicit Places using invariants in 1561 ms returned []
[2024-05-28 04:37:19] [INFO ] Invariant cache hit.
[2024-05-28 04:37:22] [INFO ] Implicit Places using invariants and state equation in 2728 ms returned []
Implicit Place search using SMT with State Equation took 4295 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:37:22] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60856ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60883ms
Finished structural reductions in LTL mode , in 1 iterations and 65387 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 234 ms :[(NOT p1), (NOT p1), (NOT p1), true, p0]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-04
Entered a terminal (fully accepting) state of product in 12024 steps with 1 reset in 663 ms.
FORMULA Philosophers-COL-000500-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-04 finished in 66324 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 59 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:38:24] [INFO ] Invariant cache hit.
[2024-05-28 04:38:25] [INFO ] Implicit Places using invariants in 1616 ms returned []
[2024-05-28 04:38:25] [INFO ] Invariant cache hit.
[2024-05-28 04:38:29] [INFO ] Implicit Places using invariants and state equation in 3243 ms returned []
Implicit Place search using SMT with State Equation took 4861 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:38:29] [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, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30070 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60882ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60898ms
Finished structural reductions in LTL mode , in 1 iterations and 65823 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 216 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-06
Entered a terminal (fully accepting) state of product in 9306 steps with 0 reset in 571 ms.
FORMULA Philosophers-COL-000500-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-06 finished in 66641 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 102 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:39:30] [INFO ] Invariant cache hit.
[2024-05-28 04:39:32] [INFO ] Implicit Places using invariants in 1829 ms returned []
[2024-05-28 04:39:32] [INFO ] Invariant cache hit.
[2024-05-28 04:39:35] [INFO ] Implicit Places using invariants and state equation in 3184 ms returned []
Implicit Place search using SMT with State Equation took 5016 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:39:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30061 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60747ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60762ms
Finished structural reductions in LTL mode , in 1 iterations and 65883 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 127 ms :[true, p0, p0]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA Philosophers-COL-000500-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-07 finished in 66046 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 68 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:40:36] [INFO ] Invariant cache hit.
[2024-05-28 04:40:38] [INFO ] Implicit Places using invariants in 1907 ms returned []
[2024-05-28 04:40:38] [INFO ] Invariant cache hit.
[2024-05-28 04:40:42] [INFO ] Implicit Places using invariants and state equation in 3735 ms returned []
Implicit Place search using SMT with State Equation took 5645 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:40:42] [INFO ] Invariant cache hit.
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(s1755 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60563ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60579ms
Finished structural reductions in LTL mode , in 1 iterations and 66296 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 214 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-08
Entered a terminal (fully accepting) state of product in 23928 steps with 0 reset in 1065 ms.
FORMULA Philosophers-COL-000500-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-08 finished in 67610 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)) U (!p1 U 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 12 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:41:44] [INFO ] Invariant cache hit.
[2024-05-28 04:41:45] [INFO ] Implicit Places using invariants in 1294 ms returned []
[2024-05-28 04:41:45] [INFO ] Invariant cache hit.
[2024-05-28 04:41:48] [INFO ] Implicit Places using invariants and state equation in 3055 ms returned []
Implicit Place search using SMT with State Equation took 4352 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:41:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60614ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60630ms
Finished structural reductions in LTL mode , in 1 iterations and 65000 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 240 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-09
Product exploration timeout after 47480 steps with 2930 reset in 10004 ms.
Product exploration timeout after 48830 steps with 3068 reset in 10002 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT p2))), (X (X p2)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 9 factoid took 571 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 245 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
RANDOM walk for 40000 steps (8 resets) in 3037 ms. (13 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6841 ms. (5 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5524 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9238 ms. (4 steps per ms) remains 3/3 properties
[2024-05-28 04:44:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4291 ms.
Refiners :[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) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3930 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 9994ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 487 steps, including 0 resets, run visited all 3 properties in 132 ms. (steps per millisecond=3 )
Parikh walk visited 3 properties in 135 ms.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT p2))), (X (X p2)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F p0), (F p2), (F (NOT (OR (NOT p1) p2 p0))), (F p1), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 9 factoid took 1058 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 225 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Stuttering acceptance computed with spot in 226 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
[2024-05-28 04:44:39] [INFO ] Invariant cache hit.
[2024-05-28 04:44:54] [INFO ] [Real]Absence check using 1000 positive place invariants in 3945 ms returned unknown
Could not prove EG (NOT 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 12 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:44:54] [INFO ] Invariant cache hit.
[2024-05-28 04:44:55] [INFO ] Implicit Places using invariants in 1485 ms returned []
[2024-05-28 04:44:55] [INFO ] Invariant cache hit.
[2024-05-28 04:44:59] [INFO ] Implicit Places using invariants and state equation in 3406 ms returned []
Implicit Place search using SMT with State Equation took 4899 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:44:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60858ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60885ms
Finished structural reductions in LTL mode , in 1 iterations and 65801 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 p2) (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p2)), (X (NOT p1)), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 9 factoid took 546 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 204 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
RANDOM walk for 40000 steps (8 resets) in 4871 ms. (8 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5639 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4606 ms. (8 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 8591 ms. (4 steps per ms) remains 3/3 properties
[2024-05-28 04:46:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4569 ms.
Refiners :[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) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3924 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 10380ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 473 steps, including 0 resets, run visited all 3 properties in 81 ms. (steps per millisecond=5 )
Parikh walk visited 3 properties in 82 ms.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p2)), (X (NOT p1)), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0))), (F p0), (F p2), (F (NOT (OR (NOT p1) p2 p0))), (F p1), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 9 factoid took 858 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 193 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Stuttering acceptance computed with spot in 196 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
[2024-05-28 04:46:40] [INFO ] Invariant cache hit.
[2024-05-28 04:46:52] [INFO ] [Real]Absence check using 1000 positive place invariants in 3953 ms returned unknown
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 229 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Product exploration timeout after 56610 steps with 3571 reset in 10002 ms.
Product exploration timeout after 56650 steps with 3550 reset in 10001 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 190 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (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 70 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:47:13] [INFO ] Redundant transitions in 113 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:47:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30084 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60836ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60862ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61059 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 21 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:48:14] [INFO ] Invariant cache hit.
[2024-05-28 04:48:15] [INFO ] Implicit Places using invariants in 1518 ms returned []
[2024-05-28 04:48:15] [INFO ] Invariant cache hit.
[2024-05-28 04:48:19] [INFO ] Implicit Places using invariants and state equation in 3317 ms returned []
Implicit Place search using SMT with State Equation took 4843 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:48:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30072 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60577ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60593ms
Finished structural reductions in LTL mode , in 1 iterations and 65461 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Treatment of property Philosophers-COL-000500-LTLFireability-09 finished in 455597 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(!p0))))'
Support contains 500 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.
[2024-05-28 04:49:20] [INFO ] Invariant cache hit.
[2024-05-28 04:49:23] [INFO ] Implicit Places using invariants in 3599 ms returned []
[2024-05-28 04:49:23] [INFO ] Invariant cache hit.
[2024-05-28 04:49:29] [INFO ] Implicit Places using invariants and state equation in 5516 ms returned []
Implicit Place search using SMT with State Equation took 9119 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:49:29] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s500 0.0)
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(s2043 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30065 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60595ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60613ms
Finished structural reductions in LTL mode , in 1 iterations and 69829 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 155 ms :[p0, p0, p0]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-10
Product exploration explored 100000 steps with 2321 reset in 3431 ms.
Stack based approach found an accepted trace after 16505 steps with 3081 reset with depth 7263 and stack size 7263 in 1376 ms.
FORMULA Philosophers-COL-000500-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-10 finished in 74822 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(p0)&&(p1 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 28 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:50:34] [INFO ] Invariant cache hit.
[2024-05-28 04:50:36] [INFO ] Implicit Places using invariants in 1354 ms returned []
[2024-05-28 04:50:36] [INFO ] Invariant cache hit.
[2024-05-28 04:50:39] [INFO ] Implicit Places using invariants and state equation in 2799 ms returned []
Implicit Place search using SMT with State Equation took 4158 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:50:39] [INFO ] Invariant cache hit.
(s1695 0.0timeout
^^^^^^^^^^
(error "Invalid token: 0.0timeout")
Error getting values : (error "ParserException while parsing response: ((s500 0.0)
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(s1666 0.0)
(s1667 0.0)
(s1668 0.0)
(s1669 0.0)
(s1670 0.0)
(s1671 0.0)
(s1672 0.0)
(s1673 0.0)
(s1674 0.0)
(s1675 0.0)
(s1676 0.0)
(s1677 0.0)
(s1678 0.0)
(s1679 0.0)
(s1680 0.0)
(s1681 0.0)
(s1682 0.0)
(s1683 0.0)
(s1684 0.0)
(s1685 0.0)
(s1686 0.0)
(s1687 0.0)
(s1688 0.0)
(s1689 0.0)
(s1690 0.0)
(s1691 0.0)
(s1692 0.0)
(s1693 0.0)
(s1694 0.0)
(s1695 0.0timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30060 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30054 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60570ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60587ms
Finished structural reductions in LTL mode , in 1 iterations and 64779 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 330 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-11
Entered a terminal (fully accepting) state of product in 11578 steps with 0 reset in 635 ms.
FORMULA Philosophers-COL-000500-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-11 finished in 65775 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 1000 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 98 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:51:40] [INFO ] Invariant cache hit.
[2024-05-28 04:51:42] [INFO ] Implicit Places using invariants in 1977 ms returned []
[2024-05-28 04:51:42] [INFO ] Invariant cache hit.
[2024-05-28 04:51:45] [INFO ] Implicit Places using invariants and state equation in 3176 ms returned []
Implicit Place search using SMT with State Equation took 5157 ms to find 0 implicit places.
[2024-05-28 04:51:45] [INFO ] Redundant transitions in 69 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:51:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60669ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60685ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 66018 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 52 ms :[p0]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-12
Product exploration explored 100000 steps with 9 reset in 3815 ms.
Stack based approach found an accepted trace after 5630 steps with 0 reset with depth 5631 and stack size 5631 in 246 ms.
FORMULA Philosophers-COL-000500-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-12 finished in 70156 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||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 41 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:52:50] [INFO ] Invariant cache hit.
[2024-05-28 04:52:52] [INFO ] Implicit Places using invariants in 1885 ms returned []
[2024-05-28 04:52:52] [INFO ] Invariant cache hit.
[2024-05-28 04:52:56] [INFO ] Implicit Places using invariants and state equation in 3443 ms returned []
Implicit Place search using SMT with State Equation took 5332 ms to find 0 implicit places.
[2024-05-28 04:52:56] [INFO ] Redundant transitions in 68 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:52:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60625ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60641ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 66091 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 55 ms :[(AND (NOT p0) p1)]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-13
Product exploration explored 100000 steps with 0 reset in 6052 ms.
Stack based approach found an accepted trace after 39804 steps with 0 reset with depth 39805 and stack size 13256 in 2235 ms.
FORMULA Philosophers-COL-000500-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-13 finished in 74461 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(!p1)&&F(G(!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 31 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:54:05] [INFO ] Invariant cache hit.
[2024-05-28 04:54:05] [INFO ] Implicit Places using invariants in 667 ms returned []
[2024-05-28 04:54:05] [INFO ] Invariant cache hit.
[2024-05-28 04:54:08] [INFO ] Implicit Places using invariants and state equation in 2209 ms returned []
Implicit Place search using SMT with State Equation took 2882 ms to find 0 implicit places.
[2024-05-28 04:54:08] [INFO ] Redundant transitions in 68 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:54:08] [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, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60637ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60652ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63645 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Stuttering acceptance computed with spot in 220 ms :[(OR (NOT p0) p2 p1), (NOT p0), p1, p2]
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-15
Product exploration explored 100000 steps with 3 reset in 3537 ms.
Stack based approach found an accepted trace after 7884 steps with 1 reset with depth 7882 and stack size 7882 in 318 ms.
FORMULA Philosophers-COL-000500-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-COL-000500-LTLFireability-15 finished in 67754 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-COL-000500-LTLFireability-03
Stuttering acceptance computed with spot in 255 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (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 41 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:55:13] [INFO ] Invariant cache hit.
[2024-05-28 04:55:14] [INFO ] Implicit Places using invariants in 1417 ms returned []
[2024-05-28 04:55:14] [INFO ] Invariant cache hit.
[2024-05-28 04:55:17] [INFO ] Implicit Places using invariants and state equation in 2752 ms returned []
Implicit Place search using SMT with State Equation took 4183 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:55:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60590ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60605ms
Finished structural reductions in LI_LTL mode , in 1 iterations and 64834 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-03
Product exploration explored 100000 steps with 9 reset in 3683 ms.
Product exploration explored 100000 steps with 13 reset in 3714 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (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 p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 809 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 273 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (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 2884 ms. (13 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5925 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4589 ms. (8 steps per ms) remains 2/2 properties
[2024-05-28 04:57:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3256 ms.
Refiners :[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, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4058 ms.
Refiners :[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 8091ms 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 90 ms. (steps per millisecond=5 )
Parikh walk visited 2 properties in 91 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (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 p1)), (X (X (NOT p1))), (F (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p2 (NOT p1)))), (F (NOT (OR p0 (NOT p1)))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p0), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 7 factoid took 1446 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 273 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 264 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
[2024-05-28 04:57:20] [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 15 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 04:57:35] [INFO ] Invariant cache hit.
[2024-05-28 04:57:37] [INFO ] Implicit Places using invariants in 1510 ms returned []
[2024-05-28 04:57:37] [INFO ] Invariant cache hit.
[2024-05-28 04:57:40] [INFO ] Implicit Places using invariants and state equation in 2969 ms returned []
Implicit Place search using SMT with State Equation took 4481 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 04:57:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60775ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60799ms
Finished structural reductions in LTL mode , in 1 iterations and 65301 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 p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 742 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 295 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (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 3819 ms. (10 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6331 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5363 ms. (7 steps per ms) remains 2/2 properties
[2024-05-28 04:59:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1500 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3279 ms.
Refiners :[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, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1000/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4305 ms.
Refiners :[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 8534ms 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 81 ms. (steps per millisecond=6 )
Parikh walk visited 2 properties in 82 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (OR p0 (NOT p1))), (X (NOT (OR p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1)))))), (X (X (OR p0 (NOT p1)))), (X (X (NOT (OR p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) (NOT p1))))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p2 (NOT p1)))), (F (NOT (OR p0 (NOT p1)))), (F p2), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p0), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 7 factoid took 1363 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 247 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 254 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
[2024-05-28 04:59:48] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 188 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 12 reset in 3715 ms.
Product exploration explored 100000 steps with 16 reset in 4006 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 184 ms :[(OR (NOT p1) p0), (NOT p1), (AND p0 (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (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.
[2024-05-28 05:00:12] [INFO ] Redundant transitions in 69 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-28 05:00:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Error getting values : (error "ParserException while parsing response: ((s500 0)
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(s2329 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60676ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60691ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60792 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 20 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 05:01:12] [INFO ] Invariant cache hit.
[2024-05-28 05:01:14] [INFO ] Implicit Places using invariants in 1549 ms returned []
[2024-05-28 05:01:14] [INFO ] Invariant cache hit.
[2024-05-28 05:01:16] [INFO ] Implicit Places using invariants and state equation in 2486 ms returned []
Implicit Place search using SMT with State Equation took 4038 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 05:01:16] [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, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30070 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60703ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60718ms
Finished structural reductions in LTL mode , in 1 iterations and 64781 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Treatment of property Philosophers-COL-000500-LTLFireability-03 finished in 424859 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)) U (!p1 U p2)))'
Found a Lengthening insensitive property : Philosophers-COL-000500-LTLFireability-09
Stuttering acceptance computed with spot in 234 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (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 37 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 05:02:18] [INFO ] Invariant cache hit.
[2024-05-28 05:02:19] [INFO ] Implicit Places using invariants in 1633 ms returned []
[2024-05-28 05:02:19] [INFO ] Invariant cache hit.
[2024-05-28 05:02:23] [INFO ] Implicit Places using invariants and state equation in 3059 ms returned []
Implicit Place search using SMT with State Equation took 4694 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 05:02:23] [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, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60746ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60765ms
Finished structural reductions in LI_LTL mode , in 1 iterations and 65499 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Running random walk in product with property : Philosophers-COL-000500-LTLFireability-09
Product exploration timeout after 49420 steps with 3137 reset in 10002 ms.
Product exploration timeout after 48730 steps with 3192 reset in 10002 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT p2))), (X (X p2)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 9 factoid took 649 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 228 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
RANDOM walk for 40000 steps (8 resets) in 3014 ms. (13 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6533 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5286 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9928 ms. (4 steps per ms) remains 3/3 properties
[2024-05-28 05:05:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4907 ms.
Refiners :[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) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4634 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 11660ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 476 steps, including 0 resets, run visited all 3 properties in 115 ms. (steps per millisecond=4 )
Parikh walk visited 3 properties in 117 ms.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT p2))), (X (X p2)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F p0), (F p2), (F (NOT (OR (NOT p1) p2 p0))), (F p1), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 9 factoid took 905 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Stuttering acceptance computed with spot in 205 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
[2024-05-28 05:05:13] [INFO ] Invariant cache hit.
[2024-05-28 05:05:27] [INFO ] [Real]Absence check using 1000 positive place invariants in 4007 ms returned unknown
Could not prove EG (NOT 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 12 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 05:05:27] [INFO ] Invariant cache hit.
[2024-05-28 05:05:29] [INFO ] Implicit Places using invariants in 1385 ms returned []
[2024-05-28 05:05:29] [INFO ] Invariant cache hit.
[2024-05-28 05:05:31] [INFO ] Implicit Places using invariants and state equation in 2695 ms returned []
Implicit Place search using SMT with State Equation took 4090 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 05:05:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60817ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60835ms
Finished structural reductions in LTL mode , in 1 iterations and 64939 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 p2) (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p2)), (X (NOT p1)), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 9 factoid took 504 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
RANDOM walk for 40000 steps (8 resets) in 4503 ms. (8 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6573 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5180 ms. (7 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 8585 ms. (4 steps per ms) remains 3/3 properties
[2024-05-28 05:07:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4608 ms.
Refiners :[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) 0/2000 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 500/2500 variables, 1000/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2500 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2500/5000 variables, 2500/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/5000 variables, 0/3500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5000/5000 variables, and 3500 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4702 ms.
Refiners :[Positive P Invariants (semi-flows): 1000/1000 constraints, State Equation: 2500/2500 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 11658ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 479 steps, including 0 resets, run visited all 3 properties in 112 ms. (steps per millisecond=4 )
Parikh walk visited 3 properties in 112 ms.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT p2)), (X (NOT p1)), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p2) (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0))), (F p0), (F p2), (F (NOT (OR (NOT p1) p2 p0))), (F p1), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2))), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 9 factoid took 1056 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 288 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Stuttering acceptance computed with spot in 224 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
[2024-05-28 05:07:15] [INFO ] Invariant cache hit.
[2024-05-28 05:07:30] [INFO ] [Real]Absence check using 1000 positive place invariants in 4059 ms returned unknown
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 158 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Product exploration timeout after 58160 steps with 3786 reset in 10002 ms.
Product exploration timeout after 55830 steps with 3474 reset in 10001 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 221 ms :[(NOT p2), (NOT p0), (AND (NOT p0) (NOT p2)), true, (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 22 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 05:07:51] [INFO ] Redundant transitions in 69 ms returned []
Running 1500 sub problems to find dead transitions.
[2024-05-28 05:07:51] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s500 0.0)
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(s1599 0.0)
(s1600 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30056 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 60718ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 60735ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60835 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 26 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
[2024-05-28 05:08:52] [INFO ] Invariant cache hit.
[2024-05-28 05:08:53] [INFO ] Implicit Places using invariants in 1547 ms returned []
[2024-05-28 05:08:53] [INFO ] Invariant cache hit.
[2024-05-28 05:08:56] [INFO ] Implicit Places using invariants and state equation in 3197 ms returned []
Implicit Place search using SMT with State Equation took 4747 ms to find 0 implicit places.
Running 1500 sub problems to find dead transitions.
[2024-05-28 05:08:56] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s500 0.0)
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(s1125 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 1500/1500 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1500 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2000 variables, 500/500 constraints. Problems are: Problem set: 0 solved, 1500 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2000/5000 variables, and 500 constraints, problems are : Problem set: 0 solved, 1500 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 500/1000 constraints, State Equation: 0/2500 constraints, PredecessorRefiner: 0/1500 constraints, Known Traps: 0/0 constraints]
After SMT, in 61028ms problems are : Problem set: 0 solved, 1500 unsolved
Search for dead transitions found 0 dead transitions in 61056ms
Finished structural reductions in LTL mode , in 1 iterations and 65834 ms. Remains : 2500/2500 places, 2500/2500 transitions.
Treatment of property Philosophers-COL-000500-LTLFireability-09 finished in 460355 ms.
[2024-05-28 05:09:58] [INFO ] Flatten gal took : 201 ms
[2024-05-28 05:09:58] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 46 ms.
[2024-05-28 05:09:58] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2500 places, 2500 transitions and 8000 arcs took 30 ms.
Total runtime 2624627 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running Philosophers-COL-000500
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/406/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 0.101s, Sys 0.009s]
SAVING FILE /home/mcc/execution/406/model (.net / .def) ...
EXPORT TIME: [User 0.020s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 2818
MODEL NAME: /home/mcc/execution/406/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.
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-COL-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-COL-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-171654406400428"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-000500.tgz
mv Philosophers-COL-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 ;