About the Execution of LTSMin+red for ShieldPPPs-PT-040B
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 4019.728 | 3600000.00 | 7730514.00 | 5524.30 | ?F??F?F??FFFFFF? | 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.r528-tall-171683761200492.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 ltsminxred
Input is ShieldPPPs-PT-040B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r528-tall-171683761200492
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K May 19 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 16:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 19:10 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 13 11:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Apr 13 11:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Apr 13 11:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K Apr 13 11:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 708K 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 ShieldPPPs-PT-040B-LTLFireability-00
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-01
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-02
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-03
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-04
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-05
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-06
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-07
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-08
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-09
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-10
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-11
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-12
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-13
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-14
FORMULA_NAME ShieldPPPs-PT-040B-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1717250043076
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPs-PT-040B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 13:54:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 13:54:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 13:54:04] [INFO ] Load time of PNML (sax parser for PT used): 191 ms
[2024-06-01 13:54:04] [INFO ] Transformed 2723 places.
[2024-06-01 13:54:04] [INFO ] Transformed 2523 transitions.
[2024-06-01 13:54:04] [INFO ] Found NUPN structural information;
[2024-06-01 13:54:04] [INFO ] Parsed PT model containing 2723 places and 2523 transitions and 6966 arcs in 430 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA ShieldPPPs-PT-040B-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 44 out of 2723 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2723/2723 places, 2523/2523 transitions.
Discarding 268 places :
Symmetric choice reduction at 0 with 268 rule applications. Total rules 268 place count 2455 transition count 2255
Iterating global reduction 0 with 268 rules applied. Total rules applied 536 place count 2455 transition count 2255
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 537 place count 2454 transition count 2254
Iterating global reduction 0 with 1 rules applied. Total rules applied 538 place count 2454 transition count 2254
Applied a total of 538 rules in 869 ms. Remains 2454 /2723 variables (removed 269) and now considering 2254/2523 (removed 269) transitions.
// Phase 1: matrix 2254 rows 2454 cols
[2024-06-01 13:54:05] [INFO ] Computed 441 invariants in 38 ms
[2024-06-01 13:54:07] [INFO ] Implicit Places using invariants in 1413 ms returned []
[2024-06-01 13:54:07] [INFO ] Invariant cache hit.
[2024-06-01 13:54:09] [INFO ] Implicit Places using invariants and state equation in 2289 ms returned []
Implicit Place search using SMT with State Equation took 3750 ms to find 0 implicit places.
Running 2253 sub problems to find dead transitions.
[2024-06-01 13:54:09] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
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(s272 1.0)
(s273 1.0)
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(s744 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2453/4708 variables, and 0 constraints, problems are : Problem set: 0 solved, 2253 unsolved in 30091 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2454 constraints, PredecessorRefiner: 2253/2253 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2253 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2453/4708 variables, and 0 constraints, problems are : Problem set: 0 solved, 2253 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2454 constraints, PredecessorRefiner: 0/2253 constraints, Known Traps: 0/0 constraints]
After SMT, in 60900ms problems are : Problem set: 0 solved, 2253 unsolved
Search for dead transitions found 0 dead transitions in 60939ms
Starting structural reductions in LTL mode, iteration 1 : 2454/2723 places, 2254/2523 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65600 ms. Remains : 2454/2723 places, 2254/2523 transitions.
Support contains 44 out of 2454 places after structural reductions.
[2024-06-01 13:55:10] [INFO ] Flatten gal took : 188 ms
[2024-06-01 13:55:10] [INFO ] Flatten gal took : 101 ms
[2024-06-01 13:55:11] [INFO ] Input system was already deterministic with 2254 transitions.
Support contains 41 out of 2454 places (down from 44) after GAL structural reductions.
RANDOM walk for 40000 steps (8 resets) in 2282 ms. (17 steps per ms) remains 7/29 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 194 ms. (205 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 127 ms. (312 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 164 ms. (242 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 7/7 properties
[2024-06-01 13:55:12] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 159/171 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/171 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 2283/2454 variables, 426/441 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2454 variables, 0/441 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 2254/4708 variables, 2454/2895 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4708 variables, 0/2895 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/4708 variables, 0/2895 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4708/4708 variables, and 2895 constraints, problems are : Problem set: 0 solved, 7 unsolved in 2604 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 2454/2454 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 159/171 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/171 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 2283/2454 variables, 426/441 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-06-01 13:55:16] [INFO ] Deduced a trap composed of 30 places in 449 ms of which 83 ms to minimize.
[2024-06-01 13:55:16] [INFO ] Deduced a trap composed of 25 places in 249 ms of which 3 ms to minimize.
[2024-06-01 13:55:16] [INFO ] Deduced a trap composed of 34 places in 241 ms of which 15 ms to minimize.
[2024-06-01 13:55:17] [INFO ] Deduced a trap composed of 43 places in 196 ms of which 5 ms to minimize.
[2024-06-01 13:55:17] [INFO ] Deduced a trap composed of 40 places in 874 ms of which 3 ms to minimize.
[2024-06-01 13:55:18] [INFO ] Deduced a trap composed of 29 places in 238 ms of which 24 ms to minimize.
[2024-06-01 13:55:18] [INFO ] Deduced a trap composed of 45 places in 162 ms of which 5 ms to minimize.
[2024-06-01 13:55:18] [INFO ] Deduced a trap composed of 56 places in 496 ms of which 2 ms to minimize.
[2024-06-01 13:55:19] [INFO ] Deduced a trap composed of 58 places in 122 ms of which 3 ms to minimize.
[2024-06-01 13:55:20] [INFO ] Deduced a trap composed of 54 places in 802 ms of which 1 ms to minimize.
[2024-06-01 13:55:20] [INFO ] Deduced a trap composed of 49 places in 100 ms of which 1 ms to minimize.
SMT process timed out in 7717ms, After SMT, problems are : Problem set: 0 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 12 out of 2454 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 277 transitions
Trivial Post-agglo rules discarded 277 transitions
Performed 277 trivial Post agglomeration. Transition count delta: 277
Iterating post reduction 0 with 277 rules applied. Total rules applied 277 place count 2454 transition count 1977
Reduce places removed 277 places and 0 transitions.
Iterating post reduction 1 with 277 rules applied. Total rules applied 554 place count 2177 transition count 1977
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 201 Pre rules applied. Total rules applied 554 place count 2177 transition count 1776
Deduced a syphon composed of 201 places in 3 ms
Reduce places removed 201 places and 0 transitions.
Iterating global reduction 2 with 402 rules applied. Total rules applied 956 place count 1976 transition count 1776
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 966 place count 1966 transition count 1766
Iterating global reduction 2 with 10 rules applied. Total rules applied 976 place count 1966 transition count 1766
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 976 place count 1966 transition count 1760
Deduced a syphon composed of 6 places in 4 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 988 place count 1960 transition count 1760
Performed 710 Post agglomeration using F-continuation condition.Transition count delta: 710
Deduced a syphon composed of 710 places in 1 ms
Reduce places removed 710 places and 0 transitions.
Iterating global reduction 2 with 1420 rules applied. Total rules applied 2408 place count 1250 transition count 1050
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 352 times.
Drop transitions (Partial Free agglomeration) removed 352 transitions
Iterating global reduction 2 with 352 rules applied. Total rules applied 2760 place count 1250 transition count 1050
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2761 place count 1249 transition count 1049
Applied a total of 2761 rules in 1966 ms. Remains 1249 /2454 variables (removed 1205) and now considering 1049/2254 (removed 1205) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1979 ms. Remains : 1249/2454 places, 1049/2254 transitions.
RANDOM walk for 31860 steps (6 resets) in 1148 ms. (27 steps per ms) remains 0/7 properties
FORMULA ShieldPPPs-PT-040B-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 488 stabilizing places and 488 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' '!((F((p0||(p1 U p2)))||(X(G(p3))&&G(p1))))'
Support contains 4 out of 2454 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 2445 transition count 2245
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 2445 transition count 2245
Applied a total of 18 rules in 338 ms. Remains 2445 /2454 variables (removed 9) and now considering 2245/2254 (removed 9) transitions.
// Phase 1: matrix 2245 rows 2445 cols
[2024-06-01 13:55:23] [INFO ] Computed 441 invariants in 11 ms
[2024-06-01 13:55:24] [INFO ] Implicit Places using invariants in 1112 ms returned []
[2024-06-01 13:55:24] [INFO ] Invariant cache hit.
[2024-06-01 13:55:26] [INFO ] Implicit Places using invariants and state equation in 2354 ms returned []
Implicit Place search using SMT with State Equation took 3489 ms to find 0 implicit places.
Running 2244 sub problems to find dead transitions.
[2024-06-01 13:55:26] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2444/4690 variables, and 0 constraints, problems are : Problem set: 0 solved, 2244 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2445 constraints, PredecessorRefiner: 2244/2244 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2244 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2444/4690 variables, and 0 constraints, problems are : Problem set: 0 solved, 2244 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2445 constraints, PredecessorRefiner: 0/2244 constraints, Known Traps: 0/0 constraints]
After SMT, in 60846ms problems are : Problem set: 0 solved, 2244 unsolved
Search for dead transitions found 0 dead transitions in 60885ms
Starting structural reductions in LTL mode, iteration 1 : 2445/2454 places, 2245/2254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64717 ms. Remains : 2445/2454 places, 2245/2254 transitions.
Stuttering acceptance computed with spot in 236 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-00
Product exploration explored 100000 steps with 822 reset in 408 ms.
Product exploration explored 100000 steps with 828 reset in 387 ms.
Computed a total of 482 stabilizing places and 482 stable transitions
Computed a total of 482 stabilizing places and 482 stable transitions
Detected a total of 482/2445 stabilizing places and 482/2245 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/4 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND (NOT p0) (NOT p2) p1 p3))), (X (AND (NOT p0) (NOT p2))), (X (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) (NOT p2) p1 p3)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 18 factoid took 635 ms. Reduced automaton from 3 states, 5 edges and 4 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 640 ms. (62 steps per ms) remains 1/6 properties
BEST_FIRST walk for 36596 steps (7 resets) in 93 ms. (389 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND (NOT p0) (NOT p2) p1 p3))), (X (AND (NOT p0) (NOT p2))), (X (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) (NOT p2) p1 p3)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p2))), (F (NOT (OR p0 (NOT p2)))), (F p0), (F p2), (F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p2))))]
Knowledge based reduction with 18 factoid took 978 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 181 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 173 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2024-06-01 13:56:31] [INFO ] Invariant cache hit.
[2024-06-01 13:56:33] [INFO ] [Real]Absence check using 441 positive place invariants in 717 ms returned sat
[2024-06-01 13:56:46] [INFO ] [Real]Absence check using state equation in 12893 ms returned unknown
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 2 out of 2445 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 2445/2445 places, 2245/2245 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 280 transitions
Trivial Post-agglo rules discarded 280 transitions
Performed 280 trivial Post agglomeration. Transition count delta: 280
Iterating post reduction 0 with 280 rules applied. Total rules applied 280 place count 2444 transition count 1964
Reduce places removed 280 places and 0 transitions.
Iterating post reduction 1 with 280 rules applied. Total rules applied 560 place count 2164 transition count 1964
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 560 place count 2164 transition count 1765
Deduced a syphon composed of 199 places in 4 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 958 place count 1965 transition count 1765
Performed 716 Post agglomeration using F-continuation condition.Transition count delta: 716
Deduced a syphon composed of 716 places in 1 ms
Reduce places removed 716 places and 0 transitions.
Iterating global reduction 2 with 1432 rules applied. Total rules applied 2390 place count 1249 transition count 1049
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2392 place count 1247 transition count 1047
Applied a total of 2392 rules in 646 ms. Remains 1247 /2445 variables (removed 1198) and now considering 1047/2245 (removed 1198) transitions.
// Phase 1: matrix 1047 rows 1247 cols
[2024-06-01 13:56:46] [INFO ] Computed 441 invariants in 4 ms
[2024-06-01 13:56:47] [INFO ] Implicit Places using invariants in 795 ms returned []
[2024-06-01 13:56:47] [INFO ] Invariant cache hit.
[2024-06-01 13:56:48] [INFO ] Implicit Places using invariants and state equation in 1216 ms returned []
Implicit Place search using SMT with State Equation took 2026 ms to find 0 implicit places.
[2024-06-01 13:56:49] [INFO ] Redundant transitions in 61 ms returned []
Running 1042 sub problems to find dead transitions.
[2024-06-01 13:56:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1244 variables, 420/420 constraints. Problems are: Problem set: 0 solved, 1042 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1244/2294 variables, and 420 constraints, problems are : Problem set: 0 solved, 1042 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 420/441 constraints, State Equation: 0/1247 constraints, PredecessorRefiner: 1042/1042 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1042 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1244 variables, 420/420 constraints. Problems are: Problem set: 0 solved, 1042 unsolved
[2024-06-01 13:57:34] [INFO ] Deduced a trap composed of 13 places in 48 ms of which 1 ms to minimize.
[2024-06-01 13:57:34] [INFO ] Deduced a trap composed of 28 places in 39 ms of which 1 ms to minimize.
[2024-06-01 13:57:35] [INFO ] Deduced a trap composed of 42 places in 61 ms of which 1 ms to minimize.
[2024-06-01 13:57:35] [INFO ] Deduced a trap composed of 56 places in 192 ms of which 1 ms to minimize.
[2024-06-01 13:57:35] [INFO ] Deduced a trap composed of 73 places in 120 ms of which 2 ms to minimize.
[2024-06-01 13:57:36] [INFO ] Deduced a trap composed of 85 places in 44 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1244 variables, 6/426 constraints. Problems are: Problem set: 0 solved, 1042 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1244/2294 variables, and 426 constraints, problems are : Problem set: 0 solved, 1042 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 420/441 constraints, State Equation: 0/1247 constraints, PredecessorRefiner: 0/1042 constraints, Known Traps: 6/6 constraints]
After SMT, in 60211ms problems are : Problem set: 0 solved, 1042 unsolved
Search for dead transitions found 0 dead transitions in 60226ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1247/2445 places, 1047/2245 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62977 ms. Remains : 1247/2445 places, 1047/2245 transitions.
Computed a total of 6 stabilizing places and 6 stable transitions
Computed a total of 6 stabilizing places and 6 stable transitions
Detected a total of 6/1247 stabilizing places and 6/1047 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT (AND p0 p2))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p0 p2))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 4 factoid took 931 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 170 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 13754 steps (5 resets) in 169 ms. (80 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT (AND p0 p2))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p0 p2))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p0 (NOT p2)))), (F p0), (F p2), (F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p2))))]
Knowledge based reduction with 4 factoid took 995 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 251 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 159 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2024-06-01 13:57:51] [INFO ] Invariant cache hit.
[2024-06-01 13:57:52] [INFO ] [Real]Absence check using 441 positive place invariants in 264 ms returned sat
[2024-06-01 13:57:55] [INFO ] [Real]Absence check using state equation in 2808 ms returned sat
[2024-06-01 13:57:55] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:57:56] [INFO ] [Nat]Absence check using 441 positive place invariants in 229 ms returned sat
[2024-06-01 13:57:59] [INFO ] [Nat]Absence check using state equation in 3008 ms returned sat
[2024-06-01 13:57:59] [INFO ] Deduced a trap composed of 9 places in 116 ms of which 2 ms to minimize.
[2024-06-01 13:58:00] [INFO ] Deduced a trap composed of 7 places in 73 ms of which 1 ms to minimize.
[2024-06-01 13:58:00] [INFO ] Deduced a trap composed of 25 places in 594 ms of which 2 ms to minimize.
[2024-06-01 13:58:00] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 967 ms
[2024-06-01 13:58:00] [INFO ] Computed and/alt/rep : 1042/2037/1042 causal constraints (skipped 0 transitions) in 56 ms.
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 164 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 28279 reset in 752 ms.
Product exploration explored 100000 steps with 28350 reset in 900 ms.
Support contains 2 out of 1247 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1247/1247 places, 1047/1047 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1245 transition count 1045
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 1244 transition count 1044
Applied a total of 3 rules in 110 ms. Remains 1244 /1247 variables (removed 3) and now considering 1044/1047 (removed 3) transitions.
// Phase 1: matrix 1044 rows 1244 cols
[2024-06-01 13:58:12] [INFO ] Computed 441 invariants in 4 ms
[2024-06-01 13:58:13] [INFO ] Implicit Places using invariants in 920 ms returned []
[2024-06-01 13:58:13] [INFO ] Invariant cache hit.
[2024-06-01 13:58:14] [INFO ] Implicit Places using invariants and state equation in 1135 ms returned []
Implicit Place search using SMT with State Equation took 2068 ms to find 0 implicit places.
[2024-06-01 13:58:14] [INFO ] Redundant transitions in 36 ms returned []
Running 1040 sub problems to find dead transitions.
[2024-06-01 13:58:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1242 variables, 421/421 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1242/2288 variables, and 421 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 421/441 constraints, State Equation: 0/1244 constraints, PredecessorRefiner: 1040/1040 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1040 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1242 variables, 421/421 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
[2024-06-01 13:58:59] [INFO ] Deduced a trap composed of 13 places in 33 ms of which 1 ms to minimize.
[2024-06-01 13:59:00] [INFO ] Deduced a trap composed of 28 places in 38 ms of which 1 ms to minimize.
[2024-06-01 13:59:00] [INFO ] Deduced a trap composed of 42 places in 41 ms of which 0 ms to minimize.
[2024-06-01 13:59:00] [INFO ] Deduced a trap composed of 56 places in 48 ms of which 1 ms to minimize.
[2024-06-01 13:59:00] [INFO ] Deduced a trap composed of 73 places in 51 ms of which 3 ms to minimize.
[2024-06-01 13:59:01] [INFO ] Deduced a trap composed of 85 places in 58 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1242 variables, 6/427 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1242/2288 variables, and 427 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 421/441 constraints, State Equation: 0/1244 constraints, PredecessorRefiner: 0/1040 constraints, Known Traps: 6/6 constraints]
After SMT, in 60258ms problems are : Problem set: 0 solved, 1040 unsolved
Search for dead transitions found 0 dead transitions in 60277ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1244/1247 places, 1044/1047 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62537 ms. Remains : 1244/1247 places, 1044/1047 transitions.
Treatment of property ShieldPPPs-PT-040B-LTLFireability-00 finished in 232697 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)))'
Support contains 1 out of 2454 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 282 transitions
Trivial Post-agglo rules discarded 282 transitions
Performed 282 trivial Post agglomeration. Transition count delta: 282
Iterating post reduction 0 with 282 rules applied. Total rules applied 282 place count 2453 transition count 1971
Reduce places removed 282 places and 0 transitions.
Iterating post reduction 1 with 282 rules applied. Total rules applied 564 place count 2171 transition count 1971
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 564 place count 2171 transition count 1771
Deduced a syphon composed of 200 places in 4 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 964 place count 1971 transition count 1771
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 975 place count 1960 transition count 1760
Iterating global reduction 2 with 11 rules applied. Total rules applied 986 place count 1960 transition count 1760
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 986 place count 1960 transition count 1754
Deduced a syphon composed of 6 places in 3 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 998 place count 1954 transition count 1754
Performed 711 Post agglomeration using F-continuation condition.Transition count delta: 711
Deduced a syphon composed of 711 places in 1 ms
Reduce places removed 711 places and 0 transitions.
Iterating global reduction 2 with 1422 rules applied. Total rules applied 2420 place count 1243 transition count 1043
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2422 place count 1241 transition count 1041
Applied a total of 2422 rules in 841 ms. Remains 1241 /2454 variables (removed 1213) and now considering 1041/2254 (removed 1213) transitions.
// Phase 1: matrix 1041 rows 1241 cols
[2024-06-01 13:59:16] [INFO ] Computed 441 invariants in 2 ms
[2024-06-01 13:59:17] [INFO ] Implicit Places using invariants in 740 ms returned []
[2024-06-01 13:59:17] [INFO ] Invariant cache hit.
[2024-06-01 13:59:18] [INFO ] Implicit Places using invariants and state equation in 1111 ms returned []
Implicit Place search using SMT with State Equation took 1867 ms to find 0 implicit places.
[2024-06-01 13:59:18] [INFO ] Redundant transitions in 142 ms returned []
Running 1039 sub problems to find dead transitions.
[2024-06-01 13:59:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1241/2282 variables, and 441 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 1039/1039 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1039 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
[2024-06-01 14:00:05] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 0 ms to minimize.
[2024-06-01 14:00:05] [INFO ] Deduced a trap composed of 28 places in 36 ms of which 1 ms to minimize.
[2024-06-01 14:00:05] [INFO ] Deduced a trap composed of 42 places in 38 ms of which 0 ms to minimize.
[2024-06-01 14:00:06] [INFO ] Deduced a trap composed of 56 places in 47 ms of which 1 ms to minimize.
[2024-06-01 14:00:06] [INFO ] Deduced a trap composed of 73 places in 46 ms of which 1 ms to minimize.
[2024-06-01 14:00:06] [INFO ] Deduced a trap composed of 85 places in 61 ms of which 1 ms to minimize.
[2024-06-01 14:00:06] [INFO ] Deduced a trap composed of 104 places in 59 ms of which 1 ms to minimize.
[2024-06-01 14:00:07] [INFO ] Deduced a trap composed of 113 places in 67 ms of which 6 ms to minimize.
[2024-06-01 14:00:07] [INFO ] Deduced a trap composed of 129 places in 60 ms of which 2 ms to minimize.
[2024-06-01 14:00:07] [INFO ] Deduced a trap composed of 144 places in 74 ms of which 2 ms to minimize.
[2024-06-01 14:00:08] [INFO ] Deduced a trap composed of 159 places in 77 ms of which 1 ms to minimize.
[2024-06-01 14:00:08] [INFO ] Deduced a trap composed of 173 places in 85 ms of which 2 ms to minimize.
[2024-06-01 14:00:08] [INFO ] Deduced a trap composed of 189 places in 88 ms of which 1 ms to minimize.
[2024-06-01 14:00:09] [INFO ] Deduced a trap composed of 201 places in 91 ms of which 2 ms to minimize.
[2024-06-01 14:00:09] [INFO ] Deduced a trap composed of 220 places in 97 ms of which 2 ms to minimize.
[2024-06-01 14:00:09] [INFO ] Deduced a trap composed of 238 places in 116 ms of which 2 ms to minimize.
[2024-06-01 14:00:10] [INFO ] Deduced a trap composed of 246 places in 110 ms of which 2 ms to minimize.
[2024-06-01 14:00:10] [INFO ] Deduced a trap composed of 260 places in 109 ms of which 2 ms to minimize.
[2024-06-01 14:00:10] [INFO ] Deduced a trap composed of 276 places in 114 ms of which 2 ms to minimize.
[2024-06-01 14:00:11] [INFO ] Deduced a trap composed of 291 places in 134 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1241 variables, 20/461 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1241/2282 variables, and 461 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 0/1039 constraints, Known Traps: 20/20 constraints]
After SMT, in 60242ms problems are : Problem set: 0 solved, 1039 unsolved
Search for dead transitions found 0 dead transitions in 60251ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1241/2454 places, 1041/2254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63130 ms. Remains : 1241/2454 places, 1041/2254 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-01
Stuttering criterion allowed to conclude after 2662 steps with 0 reset in 25 ms.
FORMULA ShieldPPPs-PT-040B-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-040B-LTLFireability-01 finished in 63296 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||X(X(X(p1))))))))'
Support contains 6 out of 2454 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 2442 transition count 2242
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 2442 transition count 2242
Applied a total of 24 rules in 185 ms. Remains 2442 /2454 variables (removed 12) and now considering 2242/2254 (removed 12) transitions.
// Phase 1: matrix 2242 rows 2442 cols
[2024-06-01 14:00:19] [INFO ] Computed 441 invariants in 8 ms
[2024-06-01 14:00:19] [INFO ] Implicit Places using invariants in 795 ms returned []
[2024-06-01 14:00:19] [INFO ] Invariant cache hit.
[2024-06-01 14:00:22] [INFO ] Implicit Places using invariants and state equation in 2345 ms returned []
Implicit Place search using SMT with State Equation took 3142 ms to find 0 implicit places.
Running 2241 sub problems to find dead transitions.
[2024-06-01 14:00:22] [INFO ] Invariant cache hit.
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 Real declared 2441/4684 variables, and 0 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2442 constraints, PredecessorRefiner: 2241/2241 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2241 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
(s2 1)
(s3 1)
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(s16 1)
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(s24 1)
(s25 1)
(s26 1)
(s27 1)
(s28 1)
(s29 1)
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(s31 1)
(s32 1)
(s33 1)
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(s38 1)
(s39 1)
(s40 1)
(s41 1)
(s42 1)
(s43 1)
(s44 1)
(s45 1)
(s46 1)
(s47 1)
(s48 1)
(s49 1)
(s50 1)
(s51 1)
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(s1928 timeout
1 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2441/4684 variables, and 0 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2442 constraints, PredecessorRefiner: 0/2241 constraints, Known Traps: 0/0 constraints]
After SMT, in 60611ms problems are : Problem set: 0 solved, 2241 unsolved
Search for dead transitions found 0 dead transitions in 60630ms
Starting structural reductions in LTL mode, iteration 1 : 2442/2454 places, 2242/2254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63964 ms. Remains : 2442/2454 places, 2242/2254 transitions.
Stuttering acceptance computed with spot in 274 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-02
Product exploration explored 100000 steps with 68 reset in 876 ms.
Product exploration explored 100000 steps with 72 reset in 978 ms.
Computed a total of 479 stabilizing places and 479 stable transitions
Computed a total of 479 stabilizing places and 479 stable transitions
Knowledge obtained : [(AND p0 p1), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 86 ms. Reduced automaton from 7 states, 8 edges and 2 AP (stutter sensitive) to 7 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 289 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
RANDOM walk for 40000 steps (8 resets) in 408 ms. (97 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 1/1 properties
[2024-06-01 14:01:25] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2388/2442 variables, 437/441 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2442 variables, 0/441 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2242/4684 variables, 2442/2883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4684 variables, 0/2883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/4684 variables, 0/2883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4684/4684 variables, and 2883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1058 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 2442/2442 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2388/2442 variables, 437/441 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 14:01:27] [INFO ] Deduced a trap composed of 39 places in 137 ms of which 3 ms to minimize.
[2024-06-01 14:01:27] [INFO ] Deduced a trap composed of 33 places in 116 ms of which 3 ms to minimize.
[2024-06-01 14:01:27] [INFO ] Deduced a trap composed of 34 places in 112 ms of which 3 ms to minimize.
[2024-06-01 14:01:27] [INFO ] Deduced a trap composed of 18 places in 101 ms of which 3 ms to minimize.
[2024-06-01 14:01:27] [INFO ] Deduced a trap composed of 27 places in 85 ms of which 2 ms to minimize.
[2024-06-01 14:01:27] [INFO ] Deduced a trap composed of 50 places in 77 ms of which 2 ms to minimize.
[2024-06-01 14:01:27] [INFO ] Deduced a trap composed of 20 places in 72 ms of which 2 ms to minimize.
[2024-06-01 14:01:28] [INFO ] Deduced a trap composed of 54 places in 64 ms of which 2 ms to minimize.
[2024-06-01 14:01:28] [INFO ] Deduced a trap composed of 74 places in 52 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/2442 variables, 9/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2442 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2242/4684 variables, 2442/2892 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4684 variables, 1/2893 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 14:01:29] [INFO ] Deduced a trap composed of 39 places in 318 ms of which 5 ms to minimize.
[2024-06-01 14:01:29] [INFO ] Deduced a trap composed of 60 places in 287 ms of which 5 ms to minimize.
[2024-06-01 14:01:29] [INFO ] Deduced a trap composed of 44 places in 287 ms of which 5 ms to minimize.
[2024-06-01 14:01:30] [INFO ] Deduced a trap composed of 35 places in 299 ms of which 6 ms to minimize.
[2024-06-01 14:01:30] [INFO ] Deduced a trap composed of 56 places in 179 ms of which 3 ms to minimize.
[2024-06-01 14:01:30] [INFO ] Deduced a trap composed of 73 places in 176 ms of which 3 ms to minimize.
[2024-06-01 14:01:30] [INFO ] Deduced a trap composed of 57 places in 168 ms of which 3 ms to minimize.
[2024-06-01 14:01:31] [INFO ] Deduced a trap composed of 81 places in 147 ms of which 3 ms to minimize.
[2024-06-01 14:01:31] [INFO ] Deduced a trap composed of 67 places in 118 ms of which 2 ms to minimize.
[2024-06-01 14:01:31] [INFO ] Deduced a trap composed of 66 places in 111 ms of which 2 ms to minimize.
[2024-06-01 14:01:31] [INFO ] Deduced a trap composed of 92 places in 127 ms of which 3 ms to minimize.
[2024-06-01 14:01:31] [INFO ] Deduced a trap composed of 54 places in 102 ms of which 2 ms to minimize.
SMT process timed out in 6128ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 2442 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2442/2442 places, 2242/2242 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 280 transitions
Trivial Post-agglo rules discarded 280 transitions
Performed 280 trivial Post agglomeration. Transition count delta: 280
Iterating post reduction 0 with 280 rules applied. Total rules applied 280 place count 2442 transition count 1962
Reduce places removed 280 places and 0 transitions.
Iterating post reduction 1 with 280 rules applied. Total rules applied 560 place count 2162 transition count 1962
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 560 place count 2162 transition count 1762
Deduced a syphon composed of 200 places in 3 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 960 place count 1962 transition count 1762
Performed 719 Post agglomeration using F-continuation condition.Transition count delta: 719
Deduced a syphon composed of 719 places in 1 ms
Reduce places removed 719 places and 0 transitions.
Iterating global reduction 2 with 1438 rules applied. Total rules applied 2398 place count 1243 transition count 1043
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 355 times.
Drop transitions (Partial Free agglomeration) removed 355 transitions
Iterating global reduction 2 with 355 rules applied. Total rules applied 2753 place count 1243 transition count 1043
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2754 place count 1242 transition count 1042
Applied a total of 2754 rules in 280 ms. Remains 1242 /2442 variables (removed 1200) and now considering 1042/2242 (removed 1200) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 280 ms. Remains : 1242/2442 places, 1042/2242 transitions.
RANDOM walk for 8900 steps (0 resets) in 133 ms. (66 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 120 ms. Reduced automaton from 7 states, 8 edges and 2 AP (stutter sensitive) to 7 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 282 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 220 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Support contains 6 out of 2442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2442/2442 places, 2242/2242 transitions.
Applied a total of 0 rules in 96 ms. Remains 2442 /2442 variables (removed 0) and now considering 2242/2242 (removed 0) transitions.
[2024-06-01 14:01:32] [INFO ] Invariant cache hit.
[2024-06-01 14:01:33] [INFO ] Implicit Places using invariants in 799 ms returned []
[2024-06-01 14:01:33] [INFO ] Invariant cache hit.
[2024-06-01 14:01:35] [INFO ] Implicit Places using invariants and state equation in 2316 ms returned []
Implicit Place search using SMT with State Equation took 3117 ms to find 0 implicit places.
Running 2241 sub problems to find dead transitions.
[2024-06-01 14:01:35] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2441/4684 variables, and 0 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2442 constraints, PredecessorRefiner: 2241/2241 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2241 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 2441/4684 variables, and 0 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2442 constraints, PredecessorRefiner: 0/2241 constraints, Known Traps: 0/0 constraints]
After SMT, in 60593ms problems are : Problem set: 0 solved, 2241 unsolved
Search for dead transitions found 0 dead transitions in 60612ms
Finished structural reductions in LTL mode , in 1 iterations and 63830 ms. Remains : 2442/2442 places, 2242/2242 transitions.
Computed a total of 479 stabilizing places and 479 stable transitions
Computed a total of 479 stabilizing places and 479 stable transitions
Knowledge obtained : [(AND p0 p1), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 75 ms. Reduced automaton from 7 states, 8 edges and 2 AP (stutter sensitive) to 7 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 251 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
RANDOM walk for 40000 steps (8 resets) in 522 ms. (76 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
[2024-06-01 14:02:37] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2388/2442 variables, 437/441 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2442 variables, 0/441 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2242/4684 variables, 2442/2883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4684 variables, 0/2883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/4684 variables, 0/2883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4684/4684 variables, and 2883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1047 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 2442/2442 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2388/2442 variables, 437/441 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 14:02:38] [INFO ] Deduced a trap composed of 39 places in 136 ms of which 3 ms to minimize.
[2024-06-01 14:02:38] [INFO ] Deduced a trap composed of 33 places in 117 ms of which 3 ms to minimize.
[2024-06-01 14:02:39] [INFO ] Deduced a trap composed of 34 places in 110 ms of which 3 ms to minimize.
[2024-06-01 14:02:39] [INFO ] Deduced a trap composed of 18 places in 118 ms of which 2 ms to minimize.
[2024-06-01 14:02:39] [INFO ] Deduced a trap composed of 27 places in 88 ms of which 2 ms to minimize.
[2024-06-01 14:02:39] [INFO ] Deduced a trap composed of 50 places in 81 ms of which 2 ms to minimize.
[2024-06-01 14:02:39] [INFO ] Deduced a trap composed of 20 places in 75 ms of which 1 ms to minimize.
[2024-06-01 14:02:39] [INFO ] Deduced a trap composed of 54 places in 69 ms of which 1 ms to minimize.
[2024-06-01 14:02:39] [INFO ] Deduced a trap composed of 74 places in 55 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/2442 variables, 9/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2442 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2242/4684 variables, 2442/2892 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4684 variables, 1/2893 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 14:02:40] [INFO ] Deduced a trap composed of 39 places in 336 ms of which 6 ms to minimize.
[2024-06-01 14:02:41] [INFO ] Deduced a trap composed of 60 places in 293 ms of which 5 ms to minimize.
[2024-06-01 14:02:41] [INFO ] Deduced a trap composed of 44 places in 293 ms of which 6 ms to minimize.
[2024-06-01 14:02:41] [INFO ] Deduced a trap composed of 35 places in 291 ms of which 5 ms to minimize.
[2024-06-01 14:02:41] [INFO ] Deduced a trap composed of 56 places in 173 ms of which 3 ms to minimize.
[2024-06-01 14:02:42] [INFO ] Deduced a trap composed of 73 places in 177 ms of which 3 ms to minimize.
[2024-06-01 14:02:42] [INFO ] Deduced a trap composed of 57 places in 172 ms of which 3 ms to minimize.
[2024-06-01 14:02:42] [INFO ] Deduced a trap composed of 81 places in 151 ms of which 3 ms to minimize.
[2024-06-01 14:02:42] [INFO ] Deduced a trap composed of 67 places in 120 ms of which 2 ms to minimize.
[2024-06-01 14:02:42] [INFO ] Deduced a trap composed of 66 places in 119 ms of which 2 ms to minimize.
[2024-06-01 14:02:43] [INFO ] Deduced a trap composed of 92 places in 132 ms of which 2 ms to minimize.
[2024-06-01 14:02:43] [INFO ] Deduced a trap composed of 54 places in 103 ms of which 2 ms to minimize.
SMT process timed out in 6135ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 2442 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2442/2442 places, 2242/2242 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 280 transitions
Trivial Post-agglo rules discarded 280 transitions
Performed 280 trivial Post agglomeration. Transition count delta: 280
Iterating post reduction 0 with 280 rules applied. Total rules applied 280 place count 2442 transition count 1962
Reduce places removed 280 places and 0 transitions.
Iterating post reduction 1 with 280 rules applied. Total rules applied 560 place count 2162 transition count 1962
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 560 place count 2162 transition count 1762
Deduced a syphon composed of 200 places in 3 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 960 place count 1962 transition count 1762
Performed 719 Post agglomeration using F-continuation condition.Transition count delta: 719
Deduced a syphon composed of 719 places in 1 ms
Reduce places removed 719 places and 0 transitions.
Iterating global reduction 2 with 1438 rules applied. Total rules applied 2398 place count 1243 transition count 1043
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 355 times.
Drop transitions (Partial Free agglomeration) removed 355 transitions
Iterating global reduction 2 with 355 rules applied. Total rules applied 2753 place count 1243 transition count 1043
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2754 place count 1242 transition count 1042
Applied a total of 2754 rules in 325 ms. Remains 1242 /2442 variables (removed 1200) and now considering 1042/2242 (removed 1200) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 326 ms. Remains : 1242/2442 places, 1042/2242 transitions.
RANDOM walk for 6535 steps (0 resets) in 87 ms. (74 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 152 ms. Reduced automaton from 7 states, 8 edges and 2 AP (stutter sensitive) to 7 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 223 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 193 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Product exploration explored 100000 steps with 92 reset in 672 ms.
Product exploration explored 100000 steps with 81 reset in 828 ms.
Applying partial POR strategy [false, false, false, false, false, true, true]
Stuttering acceptance computed with spot in 225 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Support contains 6 out of 2442 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2442/2442 places, 2242/2242 transitions.
Performed 279 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 279 rules applied. Total rules applied 279 place count 2442 transition count 2242
Performed 81 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 81 Pre rules applied. Total rules applied 279 place count 2442 transition count 2243
Deduced a syphon composed of 360 places in 4 ms
Iterating global reduction 1 with 81 rules applied. Total rules applied 360 place count 2442 transition count 2243
Performed 838 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1198 places in 2 ms
Iterating global reduction 1 with 838 rules applied. Total rules applied 1198 place count 2442 transition count 2243
Renaming transitions due to excessive name length > 1024 char.
Discarding 282 places :
Symmetric choice reduction at 1 with 282 rule applications. Total rules 1480 place count 2160 transition count 1961
Deduced a syphon composed of 916 places in 2 ms
Iterating global reduction 1 with 282 rules applied. Total rules applied 1762 place count 2160 transition count 1961
Deduced a syphon composed of 916 places in 2 ms
Applied a total of 1762 rules in 898 ms. Remains 2160 /2442 variables (removed 282) and now considering 1961/2242 (removed 281) transitions.
[2024-06-01 14:02:47] [INFO ] Redundant transitions in 39 ms returned []
Running 1960 sub problems to find dead transitions.
// Phase 1: matrix 1961 rows 2160 cols
[2024-06-01 14:02:47] [INFO ] Computed 441 invariants in 19 ms
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s571 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2159/4121 variables, and 0 constraints, problems are : Problem set: 0 solved, 1960 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2160 constraints, PredecessorRefiner: 1960/1960 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1960 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2159/4121 variables, and 0 constraints, problems are : Problem set: 0 solved, 1960 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2160 constraints, PredecessorRefiner: 0/1960 constraints, Known Traps: 0/0 constraints]
After SMT, in 62017ms problems are : Problem set: 0 solved, 1960 unsolved
Search for dead transitions found 0 dead transitions in 62034ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2160/2442 places, 1961/2242 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62995 ms. Remains : 2160/2442 places, 1961/2242 transitions.
Support contains 6 out of 2442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2442/2442 places, 2242/2242 transitions.
Applied a total of 0 rules in 133 ms. Remains 2442 /2442 variables (removed 0) and now considering 2242/2242 (removed 0) transitions.
// Phase 1: matrix 2242 rows 2442 cols
[2024-06-01 14:03:49] [INFO ] Computed 441 invariants in 11 ms
[2024-06-01 14:03:50] [INFO ] Implicit Places using invariants in 784 ms returned []
[2024-06-01 14:03:50] [INFO ] Invariant cache hit.
[2024-06-01 14:03:52] [INFO ] Implicit Places using invariants and state equation in 2239 ms returned []
Implicit Place search using SMT with State Equation took 3050 ms to find 0 implicit places.
Running 2241 sub problems to find dead transitions.
[2024-06-01 14:03:52] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s2362 1.0)
(s2363 1.0)
(s2364 1.0)
(s2365 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2441/4684 variables, and 0 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2442 constraints, PredecessorRefiner: 2241/2241 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2241 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2441/4684 variables, and 0 constraints, problems are : Problem set: 0 solved, 2241 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2442 constraints, PredecessorRefiner: 0/2241 constraints, Known Traps: 0/0 constraints]
After SMT, in 60560ms problems are : Problem set: 0 solved, 2241 unsolved
Search for dead transitions found 0 dead transitions in 60578ms
Finished structural reductions in LTL mode , in 1 iterations and 63766 ms. Remains : 2442/2442 places, 2242/2242 transitions.
Treatment of property ShieldPPPs-PT-040B-LTLFireability-02 finished in 274326 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 2454 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 281 transitions
Trivial Post-agglo rules discarded 281 transitions
Performed 281 trivial Post agglomeration. Transition count delta: 281
Iterating post reduction 0 with 281 rules applied. Total rules applied 281 place count 2453 transition count 1972
Reduce places removed 281 places and 0 transitions.
Iterating post reduction 1 with 281 rules applied. Total rules applied 562 place count 2172 transition count 1972
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 201 Pre rules applied. Total rules applied 562 place count 2172 transition count 1771
Deduced a syphon composed of 201 places in 4 ms
Reduce places removed 201 places and 0 transitions.
Iterating global reduction 2 with 402 rules applied. Total rules applied 964 place count 1971 transition count 1771
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 976 place count 1959 transition count 1759
Iterating global reduction 2 with 12 rules applied. Total rules applied 988 place count 1959 transition count 1759
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 988 place count 1959 transition count 1753
Deduced a syphon composed of 6 places in 3 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 1000 place count 1953 transition count 1753
Performed 710 Post agglomeration using F-continuation condition.Transition count delta: 710
Deduced a syphon composed of 710 places in 1 ms
Reduce places removed 710 places and 0 transitions.
Iterating global reduction 2 with 1420 rules applied. Total rules applied 2420 place count 1243 transition count 1043
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2422 place count 1241 transition count 1041
Applied a total of 2422 rules in 466 ms. Remains 1241 /2454 variables (removed 1213) and now considering 1041/2254 (removed 1213) transitions.
// Phase 1: matrix 1041 rows 1241 cols
[2024-06-01 14:04:53] [INFO ] Computed 441 invariants in 5 ms
[2024-06-01 14:04:54] [INFO ] Implicit Places using invariants in 630 ms returned []
[2024-06-01 14:04:54] [INFO ] Invariant cache hit.
[2024-06-01 14:04:55] [INFO ] Implicit Places using invariants and state equation in 1026 ms returned []
Implicit Place search using SMT with State Equation took 1683 ms to find 0 implicit places.
[2024-06-01 14:04:55] [INFO ] Redundant transitions in 15 ms returned []
Running 1038 sub problems to find dead transitions.
[2024-06-01 14:04:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 436/436 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1240/2282 variables, and 436 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 436/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 1038/1038 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1038 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 436/436 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1240 variables, 0/436 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
At refinement iteration 2 (OVERLAPS) 1/1241 variables, 5/441 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1241/2282 variables, and 441 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 0/1038 constraints, Known Traps: 0/0 constraints]
After SMT, in 60199ms problems are : Problem set: 0 solved, 1038 unsolved
Search for dead transitions found 0 dead transitions in 60210ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1241/2454 places, 1041/2254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62385 ms. Remains : 1241/2454 places, 1041/2254 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-03
Product exploration explored 100000 steps with 41 reset in 863 ms.
Product exploration explored 100000 steps with 41 reset in 1042 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 81 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
RANDOM walk for 9602 steps (0 resets) in 126 ms. (75 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 70 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
[2024-06-01 14:05:57] [INFO ] Invariant cache hit.
[2024-06-01 14:05:58] [INFO ] [Real]Absence check using 441 positive place invariants in 244 ms returned sat
[2024-06-01 14:06:01] [INFO ] [Real]Absence check using state equation in 2410 ms returned sat
[2024-06-01 14:06:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 14:06:02] [INFO ] [Nat]Absence check using 441 positive place invariants in 227 ms returned sat
[2024-06-01 14:06:04] [INFO ] [Nat]Absence check using state equation in 2477 ms returned sat
[2024-06-01 14:06:04] [INFO ] Deduced a trap composed of 28 places in 53 ms of which 1 ms to minimize.
[2024-06-01 14:06:05] [INFO ] Deduced a trap composed of 41 places in 51 ms of which 1 ms to minimize.
[2024-06-01 14:06:05] [INFO ] Deduced a trap composed of 35 places in 47 ms of which 1 ms to minimize.
[2024-06-01 14:06:05] [INFO ] Deduced a trap composed of 38 places in 46 ms of which 1 ms to minimize.
[2024-06-01 14:06:05] [INFO ] Deduced a trap composed of 22 places in 48 ms of which 0 ms to minimize.
[2024-06-01 14:06:05] [INFO ] Deduced a trap composed of 37 places in 51 ms of which 1 ms to minimize.
[2024-06-01 14:06:05] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 1 ms to minimize.
[2024-06-01 14:06:05] [INFO ] Deduced a trap composed of 42 places in 64 ms of which 1 ms to minimize.
[2024-06-01 14:06:05] [INFO ] Deduced a trap composed of 31 places in 72 ms of which 1 ms to minimize.
[2024-06-01 14:06:06] [INFO ] Deduced a trap composed of 36 places in 59 ms of which 1 ms to minimize.
[2024-06-01 14:06:06] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 1 ms to minimize.
[2024-06-01 14:06:06] [INFO ] Deduced a trap composed of 28 places in 40 ms of which 0 ms to minimize.
[2024-06-01 14:06:06] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2024-06-01 14:06:06] [INFO ] Deduced a trap composed of 31 places in 56 ms of which 1 ms to minimize.
[2024-06-01 14:06:06] [INFO ] Deduced a trap composed of 22 places in 67 ms of which 1 ms to minimize.
[2024-06-01 14:06:06] [INFO ] Deduced a trap composed of 34 places in 55 ms of which 1 ms to minimize.
[2024-06-01 14:06:06] [INFO ] Deduced a trap composed of 31 places in 54 ms of which 1 ms to minimize.
[2024-06-01 14:06:06] [INFO ] Deduced a trap composed of 30 places in 85 ms of which 1 ms to minimize.
[2024-06-01 14:06:07] [INFO ] Trap strengthening (SAT) tested/added 19/18 trap constraints in 2148 ms
[2024-06-01 14:06:07] [INFO ] Computed and/alt/rep : 1038/1999/1038 causal constraints (skipped 0 transitions) in 56 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:587)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:619)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:252)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:958)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-06-01 14:06:16] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
Support contains 2 out of 1241 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1241/1241 places, 1041/1041 transitions.
Applied a total of 0 rules in 37 ms. Remains 1241 /1241 variables (removed 0) and now considering 1041/1041 (removed 0) transitions.
[2024-06-01 14:06:16] [INFO ] Invariant cache hit.
[2024-06-01 14:06:17] [INFO ] Implicit Places using invariants in 682 ms returned []
[2024-06-01 14:06:17] [INFO ] Invariant cache hit.
[2024-06-01 14:06:18] [INFO ] Implicit Places using invariants and state equation in 1145 ms returned []
Implicit Place search using SMT with State Equation took 1830 ms to find 0 implicit places.
[2024-06-01 14:06:18] [INFO ] Redundant transitions in 15 ms returned []
Running 1038 sub problems to find dead transitions.
[2024-06-01 14:06:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 436/436 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1240/2282 variables, and 436 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 436/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 1038/1038 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1038 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 436/436 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1240 variables, 0/436 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
At refinement iteration 2 (OVERLAPS) 1/1241 variables, 5/441 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1241/2282 variables, and 441 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 0/1038 constraints, Known Traps: 0/0 constraints]
After SMT, in 60194ms problems are : Problem set: 0 solved, 1038 unsolved
Search for dead transitions found 0 dead transitions in 60203ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62095 ms. Remains : 1241/1241 places, 1041/1041 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
RANDOM walk for 9960 steps (0 resets) in 135 ms. (73 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 94 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
[2024-06-01 14:07:18] [INFO ] Invariant cache hit.
[2024-06-01 14:07:19] [INFO ] [Real]Absence check using 441 positive place invariants in 227 ms returned sat
[2024-06-01 14:07:22] [INFO ] [Real]Absence check using state equation in 2336 ms returned sat
[2024-06-01 14:07:22] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 14:07:23] [INFO ] [Nat]Absence check using 441 positive place invariants in 223 ms returned sat
[2024-06-01 14:07:25] [INFO ] [Nat]Absence check using state equation in 2614 ms returned sat
[2024-06-01 14:07:25] [INFO ] Deduced a trap composed of 28 places in 46 ms of which 1 ms to minimize.
[2024-06-01 14:07:26] [INFO ] Deduced a trap composed of 41 places in 54 ms of which 1 ms to minimize.
[2024-06-01 14:07:26] [INFO ] Deduced a trap composed of 35 places in 42 ms of which 1 ms to minimize.
[2024-06-01 14:07:26] [INFO ] Deduced a trap composed of 38 places in 55 ms of which 1 ms to minimize.
[2024-06-01 14:07:26] [INFO ] Deduced a trap composed of 22 places in 53 ms of which 1 ms to minimize.
[2024-06-01 14:07:26] [INFO ] Deduced a trap composed of 37 places in 53 ms of which 1 ms to minimize.
[2024-06-01 14:07:26] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 1 ms to minimize.
[2024-06-01 14:07:26] [INFO ] Deduced a trap composed of 42 places in 59 ms of which 1 ms to minimize.
[2024-06-01 14:07:26] [INFO ] Deduced a trap composed of 31 places in 58 ms of which 1 ms to minimize.
[2024-06-01 14:07:26] [INFO ] Deduced a trap composed of 36 places in 52 ms of which 1 ms to minimize.
[2024-06-01 14:07:27] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 0 ms to minimize.
[2024-06-01 14:07:27] [INFO ] Deduced a trap composed of 28 places in 41 ms of which 1 ms to minimize.
[2024-06-01 14:07:27] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 0 ms to minimize.
[2024-06-01 14:07:27] [INFO ] Deduced a trap composed of 31 places in 49 ms of which 1 ms to minimize.
[2024-06-01 14:07:27] [INFO ] Deduced a trap composed of 22 places in 66 ms of which 1 ms to minimize.
[2024-06-01 14:07:27] [INFO ] Deduced a trap composed of 34 places in 55 ms of which 1 ms to minimize.
[2024-06-01 14:07:27] [INFO ] Deduced a trap composed of 31 places in 56 ms of which 2 ms to minimize.
[2024-06-01 14:07:27] [INFO ] Deduced a trap composed of 30 places in 58 ms of which 1 ms to minimize.
[2024-06-01 14:07:27] [INFO ] Trap strengthening (SAT) tested/added 19/18 trap constraints in 2021 ms
[2024-06-01 14:07:27] [INFO ] Computed and/alt/rep : 1038/1999/1038 causal constraints (skipped 0 transitions) in 48 ms.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Product exploration explored 100000 steps with 42 reset in 874 ms.
Product exploration explored 100000 steps with 42 reset in 1084 ms.
Support contains 2 out of 1241 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1241/1241 places, 1041/1041 transitions.
Applied a total of 0 rules in 34 ms. Remains 1241 /1241 variables (removed 0) and now considering 1041/1041 (removed 0) transitions.
[2024-06-01 14:07:39] [INFO ] Invariant cache hit.
[2024-06-01 14:07:40] [INFO ] Implicit Places using invariants in 783 ms returned []
[2024-06-01 14:07:40] [INFO ] Invariant cache hit.
[2024-06-01 14:07:41] [INFO ] Implicit Places using invariants and state equation in 1162 ms returned []
Implicit Place search using SMT with State Equation took 1946 ms to find 0 implicit places.
[2024-06-01 14:07:41] [INFO ] Redundant transitions in 12 ms returned []
Running 1038 sub problems to find dead transitions.
[2024-06-01 14:07:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 436/436 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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1.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1240/2282 variables, and 436 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 436/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 1038/1038 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1038 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 436/436 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1240 variables, 0/436 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
At refinement iteration 2 (OVERLAPS) 1/1241 variables, 5/441 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1241/2282 variables, and 441 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 0/1038 constraints, Known Traps: 0/0 constraints]
After SMT, in 60212ms problems are : Problem set: 0 solved, 1038 unsolved
Search for dead transitions found 0 dead transitions in 60221ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62230 ms. Remains : 1241/1241 places, 1041/1041 transitions.
Treatment of property ShieldPPPs-PT-040B-LTLFireability-03 finished in 228396 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 2454 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 282 transitions
Trivial Post-agglo rules discarded 282 transitions
Performed 282 trivial Post agglomeration. Transition count delta: 282
Iterating post reduction 0 with 282 rules applied. Total rules applied 282 place count 2453 transition count 1971
Reduce places removed 282 places and 0 transitions.
Iterating post reduction 1 with 282 rules applied. Total rules applied 564 place count 2171 transition count 1971
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 564 place count 2171 transition count 1771
Deduced a syphon composed of 200 places in 3 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 964 place count 1971 transition count 1771
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 976 place count 1959 transition count 1759
Iterating global reduction 2 with 12 rules applied. Total rules applied 988 place count 1959 transition count 1759
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 988 place count 1959 transition count 1753
Deduced a syphon composed of 6 places in 3 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 1000 place count 1953 transition count 1753
Performed 710 Post agglomeration using F-continuation condition.Transition count delta: 710
Deduced a syphon composed of 710 places in 2 ms
Reduce places removed 710 places and 0 transitions.
Iterating global reduction 2 with 1420 rules applied. Total rules applied 2420 place count 1243 transition count 1043
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2422 place count 1241 transition count 1041
Applied a total of 2422 rules in 391 ms. Remains 1241 /2454 variables (removed 1213) and now considering 1041/2254 (removed 1213) transitions.
// Phase 1: matrix 1041 rows 1241 cols
[2024-06-01 14:08:42] [INFO ] Computed 441 invariants in 4 ms
[2024-06-01 14:08:42] [INFO ] Implicit Places using invariants in 538 ms returned []
[2024-06-01 14:08:42] [INFO ] Invariant cache hit.
[2024-06-01 14:08:43] [INFO ] Implicit Places using invariants and state equation in 1114 ms returned []
Implicit Place search using SMT with State Equation took 1655 ms to find 0 implicit places.
[2024-06-01 14:08:43] [INFO ] Redundant transitions in 16 ms returned []
Running 1039 sub problems to find dead transitions.
[2024-06-01 14:08:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1241/2282 variables, and 441 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 1039/1039 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1039 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
[2024-06-01 14:09:29] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 1 ms to minimize.
[2024-06-01 14:09:29] [INFO ] Deduced a trap composed of 28 places in 38 ms of which 1 ms to minimize.
[2024-06-01 14:09:30] [INFO ] Deduced a trap composed of 42 places in 31 ms of which 1 ms to minimize.
[2024-06-01 14:09:30] [INFO ] Deduced a trap composed of 56 places in 48 ms of which 1 ms to minimize.
[2024-06-01 14:09:30] [INFO ] Deduced a trap composed of 73 places in 33 ms of which 1 ms to minimize.
[2024-06-01 14:09:30] [INFO ] Deduced a trap composed of 85 places in 59 ms of which 1 ms to minimize.
[2024-06-01 14:09:31] [INFO ] Deduced a trap composed of 103 places in 62 ms of which 1 ms to minimize.
[2024-06-01 14:09:31] [INFO ] Deduced a trap composed of 113 places in 57 ms of which 2 ms to minimize.
[2024-06-01 14:09:31] [INFO ] Deduced a trap composed of 129 places in 73 ms of which 1 ms to minimize.
[2024-06-01 14:09:32] [INFO ] Deduced a trap composed of 144 places in 63 ms of which 1 ms to minimize.
[2024-06-01 14:09:32] [INFO ] Deduced a trap composed of 159 places in 95 ms of which 1 ms to minimize.
[2024-06-01 14:09:32] [INFO ] Deduced a trap composed of 175 places in 87 ms of which 1 ms to minimize.
[2024-06-01 14:09:33] [INFO ] Deduced a trap composed of 190 places in 76 ms of which 2 ms to minimize.
[2024-06-01 14:09:33] [INFO ] Deduced a trap composed of 206 places in 90 ms of which 2 ms to minimize.
[2024-06-01 14:09:33] [INFO ] Deduced a trap composed of 219 places in 91 ms of which 2 ms to minimize.
[2024-06-01 14:09:34] [INFO ] Deduced a trap composed of 232 places in 97 ms of which 2 ms to minimize.
[2024-06-01 14:09:34] [INFO ] Deduced a trap composed of 252 places in 109 ms of which 2 ms to minimize.
[2024-06-01 14:09:35] [INFO ] Deduced a trap composed of 267 places in 133 ms of which 6 ms to minimize.
[2024-06-01 14:09:35] [INFO ] Deduced a trap composed of 277 places in 127 ms of which 3 ms to minimize.
[2024-06-01 14:09:35] [INFO ] Deduced a trap composed of 293 places in 132 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1241 variables, 20/461 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1241/2282 variables, and 461 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 0/1039 constraints, Known Traps: 20/20 constraints]
After SMT, in 60182ms problems are : Problem set: 0 solved, 1039 unsolved
Search for dead transitions found 0 dead transitions in 60191ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1241/2454 places, 1041/2254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62263 ms. Remains : 1241/2454 places, 1041/2254 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-04
Stuttering criterion allowed to conclude after 2750 steps with 0 reset in 28 ms.
FORMULA ShieldPPPs-PT-040B-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-040B-LTLFireability-04 finished in 62351 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 2454 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 282 transitions
Trivial Post-agglo rules discarded 282 transitions
Performed 282 trivial Post agglomeration. Transition count delta: 282
Iterating post reduction 0 with 282 rules applied. Total rules applied 282 place count 2453 transition count 1971
Reduce places removed 282 places and 0 transitions.
Iterating post reduction 1 with 282 rules applied. Total rules applied 564 place count 2171 transition count 1971
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 564 place count 2171 transition count 1771
Deduced a syphon composed of 200 places in 3 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 964 place count 1971 transition count 1771
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 976 place count 1959 transition count 1759
Iterating global reduction 2 with 12 rules applied. Total rules applied 988 place count 1959 transition count 1759
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 988 place count 1959 transition count 1753
Deduced a syphon composed of 6 places in 4 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 1000 place count 1953 transition count 1753
Performed 711 Post agglomeration using F-continuation condition.Transition count delta: 711
Deduced a syphon composed of 711 places in 1 ms
Reduce places removed 711 places and 0 transitions.
Iterating global reduction 2 with 1422 rules applied. Total rules applied 2422 place count 1242 transition count 1042
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2424 place count 1240 transition count 1040
Applied a total of 2424 rules in 432 ms. Remains 1240 /2454 variables (removed 1214) and now considering 1040/2254 (removed 1214) transitions.
// Phase 1: matrix 1040 rows 1240 cols
[2024-06-01 14:09:44] [INFO ] Computed 441 invariants in 2 ms
[2024-06-01 14:09:45] [INFO ] Implicit Places using invariants in 639 ms returned []
[2024-06-01 14:09:45] [INFO ] Invariant cache hit.
[2024-06-01 14:09:46] [INFO ] Implicit Places using invariants and state equation in 1080 ms returned []
Implicit Place search using SMT with State Equation took 1762 ms to find 0 implicit places.
[2024-06-01 14:09:46] [INFO ] Redundant transitions in 16 ms returned []
Running 1038 sub problems to find dead transitions.
[2024-06-01 14:09:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1240/2280 variables, and 441 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1240 constraints, PredecessorRefiner: 1038/1038 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1038 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
[2024-06-01 14:10:32] [INFO ] Deduced a trap composed of 13 places in 24 ms of which 1 ms to minimize.
[2024-06-01 14:10:32] [INFO ] Deduced a trap composed of 28 places in 27 ms of which 1 ms to minimize.
[2024-06-01 14:10:32] [INFO ] Deduced a trap composed of 42 places in 39 ms of which 1 ms to minimize.
[2024-06-01 14:10:32] [INFO ] Deduced a trap composed of 56 places in 43 ms of which 1 ms to minimize.
[2024-06-01 14:10:33] [INFO ] Deduced a trap composed of 73 places in 45 ms of which 1 ms to minimize.
[2024-06-01 14:10:33] [INFO ] Deduced a trap composed of 85 places in 53 ms of which 1 ms to minimize.
[2024-06-01 14:10:33] [INFO ] Deduced a trap composed of 103 places in 51 ms of which 1 ms to minimize.
[2024-06-01 14:10:34] [INFO ] Deduced a trap composed of 113 places in 59 ms of which 1 ms to minimize.
[2024-06-01 14:10:34] [INFO ] Deduced a trap composed of 129 places in 61 ms of which 1 ms to minimize.
[2024-06-01 14:10:34] [INFO ] Deduced a trap composed of 144 places in 62 ms of which 1 ms to minimize.
[2024-06-01 14:10:34] [INFO ] Deduced a trap composed of 159 places in 71 ms of which 1 ms to minimize.
[2024-06-01 14:10:35] [INFO ] Deduced a trap composed of 175 places in 78 ms of which 1 ms to minimize.
[2024-06-01 14:10:35] [INFO ] Deduced a trap composed of 190 places in 120 ms of which 2 ms to minimize.
[2024-06-01 14:10:36] [INFO ] Deduced a trap composed of 206 places in 97 ms of which 2 ms to minimize.
[2024-06-01 14:10:36] [INFO ] Deduced a trap composed of 219 places in 122 ms of which 2 ms to minimize.
[2024-06-01 14:10:36] [INFO ] Deduced a trap composed of 232 places in 106 ms of which 2 ms to minimize.
[2024-06-01 14:10:37] [INFO ] Deduced a trap composed of 252 places in 143 ms of which 2 ms to minimize.
[2024-06-01 14:10:37] [INFO ] Deduced a trap composed of 267 places in 91 ms of which 2 ms to minimize.
[2024-06-01 14:10:37] [INFO ] Deduced a trap composed of 277 places in 95 ms of which 2 ms to minimize.
[2024-06-01 14:10:38] [INFO ] Deduced a trap composed of 293 places in 114 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1240 variables, 20/461 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1240/2280 variables, and 461 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1240 constraints, PredecessorRefiner: 0/1038 constraints, Known Traps: 20/20 constraints]
After SMT, in 60207ms problems are : Problem set: 0 solved, 1038 unsolved
Search for dead transitions found 0 dead transitions in 60215ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1240/2454 places, 1040/2254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62431 ms. Remains : 1240/2454 places, 1040/2254 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-05
Product exploration explored 100000 steps with 86 reset in 804 ms.
Product exploration explored 100000 steps with 87 reset in 989 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 128 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
RANDOM walk for 4598 steps (0 resets) in 62 ms. (72 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 122 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
[2024-06-01 14:10:48] [INFO ] Invariant cache hit.
[2024-06-01 14:10:49] [INFO ] [Real]Absence check using 441 positive place invariants in 246 ms returned sat
[2024-06-01 14:10:52] [INFO ] [Real]Absence check using state equation in 2523 ms returned sat
[2024-06-01 14:10:52] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 14:10:53] [INFO ] [Nat]Absence check using 441 positive place invariants in 230 ms returned sat
[2024-06-01 14:10:55] [INFO ] [Nat]Absence check using state equation in 2791 ms returned sat
[2024-06-01 14:10:56] [INFO ] Deduced a trap composed of 22 places in 40 ms of which 0 ms to minimize.
[2024-06-01 14:10:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 150 ms
[2024-06-01 14:10:56] [INFO ] Computed and/alt/rep : 1038/1993/1038 causal constraints (skipped 0 transitions) in 55 ms.
Could not prove EG (NOT p0)
Support contains 1 out of 1240 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1240/1240 places, 1040/1040 transitions.
Applied a total of 0 rules in 40 ms. Remains 1240 /1240 variables (removed 0) and now considering 1040/1040 (removed 0) transitions.
[2024-06-01 14:11:07] [INFO ] Invariant cache hit.
[2024-06-01 14:11:07] [INFO ] Implicit Places using invariants in 501 ms returned []
[2024-06-01 14:11:07] [INFO ] Invariant cache hit.
[2024-06-01 14:11:08] [INFO ] Implicit Places using invariants and state equation in 1035 ms returned []
Implicit Place search using SMT with State Equation took 1539 ms to find 0 implicit places.
[2024-06-01 14:11:08] [INFO ] Redundant transitions in 13 ms returned []
Running 1038 sub problems to find dead transitions.
[2024-06-01 14:11:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1240/2280 variables, and 441 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1240 constraints, PredecessorRefiner: 1038/1038 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1038 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
[2024-06-01 14:11:55] [INFO ] Deduced a trap composed of 13 places in 19 ms of which 0 ms to minimize.
[2024-06-01 14:11:55] [INFO ] Deduced a trap composed of 28 places in 26 ms of which 1 ms to minimize.
[2024-06-01 14:11:55] [INFO ] Deduced a trap composed of 42 places in 42 ms of which 1 ms to minimize.
[2024-06-01 14:11:56] [INFO ] Deduced a trap composed of 56 places in 43 ms of which 0 ms to minimize.
[2024-06-01 14:11:56] [INFO ] Deduced a trap composed of 73 places in 43 ms of which 1 ms to minimize.
[2024-06-01 14:11:56] [INFO ] Deduced a trap composed of 85 places in 43 ms of which 1 ms to minimize.
[2024-06-01 14:11:56] [INFO ] Deduced a trap composed of 103 places in 56 ms of which 1 ms to minimize.
[2024-06-01 14:11:57] [INFO ] Deduced a trap composed of 113 places in 63 ms of which 1 ms to minimize.
[2024-06-01 14:11:57] [INFO ] Deduced a trap composed of 129 places in 60 ms of which 1 ms to minimize.
[2024-06-01 14:11:57] [INFO ] Deduced a trap composed of 144 places in 63 ms of which 1 ms to minimize.
[2024-06-01 14:11:58] [INFO ] Deduced a trap composed of 159 places in 72 ms of which 2 ms to minimize.
[2024-06-01 14:11:58] [INFO ] Deduced a trap composed of 175 places in 75 ms of which 2 ms to minimize.
[2024-06-01 14:11:58] [INFO ] Deduced a trap composed of 190 places in 80 ms of which 1 ms to minimize.
[2024-06-01 14:11:59] [INFO ] Deduced a trap composed of 206 places in 83 ms of which 2 ms to minimize.
[2024-06-01 14:11:59] [INFO ] Deduced a trap composed of 219 places in 88 ms of which 2 ms to minimize.
[2024-06-01 14:11:59] [INFO ] Deduced a trap composed of 232 places in 90 ms of which 2 ms to minimize.
[2024-06-01 14:12:00] [INFO ] Deduced a trap composed of 252 places in 98 ms of which 2 ms to minimize.
[2024-06-01 14:12:00] [INFO ] Deduced a trap composed of 267 places in 96 ms of which 2 ms to minimize.
[2024-06-01 14:12:00] [INFO ] Deduced a trap composed of 277 places in 111 ms of which 3 ms to minimize.
[2024-06-01 14:12:01] [INFO ] Deduced a trap composed of 293 places in 114 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1240 variables, 20/461 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1240/2280 variables, and 461 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1240 constraints, PredecessorRefiner: 0/1038 constraints, Known Traps: 20/20 constraints]
After SMT, in 60222ms problems are : Problem set: 0 solved, 1038 unsolved
Search for dead transitions found 0 dead transitions in 60232ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61831 ms. Remains : 1240/1240 places, 1040/1040 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 82 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
RANDOM walk for 4743 steps (0 resets) in 63 ms. (74 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
[2024-06-01 14:12:09] [INFO ] Invariant cache hit.
[2024-06-01 14:12:10] [INFO ] [Real]Absence check using 441 positive place invariants in 239 ms returned sat
[2024-06-01 14:12:12] [INFO ] [Real]Absence check using state equation in 2355 ms returned sat
[2024-06-01 14:12:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 14:12:13] [INFO ] [Nat]Absence check using 441 positive place invariants in 210 ms returned sat
[2024-06-01 14:12:16] [INFO ] [Nat]Absence check using state equation in 2524 ms returned sat
[2024-06-01 14:12:16] [INFO ] Deduced a trap composed of 22 places in 41 ms of which 0 ms to minimize.
[2024-06-01 14:12:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 161 ms
[2024-06-01 14:12:16] [INFO ] Computed and/alt/rep : 1038/1993/1038 causal constraints (skipped 0 transitions) in 47 ms.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Product exploration explored 100000 steps with 88 reset in 879 ms.
Product exploration explored 100000 steps with 86 reset in 997 ms.
Support contains 1 out of 1240 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1240/1240 places, 1040/1040 transitions.
Applied a total of 0 rules in 33 ms. Remains 1240 /1240 variables (removed 0) and now considering 1040/1040 (removed 0) transitions.
[2024-06-01 14:12:29] [INFO ] Invariant cache hit.
[2024-06-01 14:12:30] [INFO ] Implicit Places using invariants in 549 ms returned []
[2024-06-01 14:12:30] [INFO ] Invariant cache hit.
[2024-06-01 14:12:31] [INFO ] Implicit Places using invariants and state equation in 1140 ms returned []
Implicit Place search using SMT with State Equation took 1691 ms to find 0 implicit places.
[2024-06-01 14:12:31] [INFO ] Redundant transitions in 12 ms returned []
Running 1038 sub problems to find dead transitions.
[2024-06-01 14:12:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1240/2280 variables, and 441 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1240 constraints, PredecessorRefiner: 1038/1038 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1038 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1240 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
[2024-06-01 14:13:17] [INFO ] Deduced a trap composed of 13 places in 28 ms of which 1 ms to minimize.
[2024-06-01 14:13:17] [INFO ] Deduced a trap composed of 28 places in 37 ms of which 1 ms to minimize.
[2024-06-01 14:13:18] [INFO ] Deduced a trap composed of 42 places in 32 ms of which 1 ms to minimize.
[2024-06-01 14:13:18] [INFO ] Deduced a trap composed of 56 places in 43 ms of which 1 ms to minimize.
[2024-06-01 14:13:18] [INFO ] Deduced a trap composed of 73 places in 40 ms of which 1 ms to minimize.
[2024-06-01 14:13:18] [INFO ] Deduced a trap composed of 85 places in 43 ms of which 1 ms to minimize.
[2024-06-01 14:13:19] [INFO ] Deduced a trap composed of 103 places in 49 ms of which 1 ms to minimize.
[2024-06-01 14:13:19] [INFO ] Deduced a trap composed of 113 places in 55 ms of which 2 ms to minimize.
[2024-06-01 14:13:19] [INFO ] Deduced a trap composed of 129 places in 58 ms of which 1 ms to minimize.
[2024-06-01 14:13:20] [INFO ] Deduced a trap composed of 144 places in 63 ms of which 1 ms to minimize.
[2024-06-01 14:13:20] [INFO ] Deduced a trap composed of 159 places in 73 ms of which 2 ms to minimize.
[2024-06-01 14:13:20] [INFO ] Deduced a trap composed of 175 places in 78 ms of which 2 ms to minimize.
[2024-06-01 14:13:21] [INFO ] Deduced a trap composed of 190 places in 78 ms of which 1 ms to minimize.
[2024-06-01 14:13:21] [INFO ] Deduced a trap composed of 206 places in 87 ms of which 2 ms to minimize.
[2024-06-01 14:13:21] [INFO ] Deduced a trap composed of 219 places in 92 ms of which 2 ms to minimize.
[2024-06-01 14:13:22] [INFO ] Deduced a trap composed of 232 places in 90 ms of which 2 ms to minimize.
[2024-06-01 14:13:22] [INFO ] Deduced a trap composed of 252 places in 103 ms of which 2 ms to minimize.
[2024-06-01 14:13:22] [INFO ] Deduced a trap composed of 267 places in 103 ms of which 2 ms to minimize.
[2024-06-01 14:13:23] [INFO ] Deduced a trap composed of 277 places in 106 ms of which 2 ms to minimize.
[2024-06-01 14:13:23] [INFO ] Deduced a trap composed of 293 places in 111 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1240 variables, 20/461 constraints. Problems are: Problem set: 0 solved, 1038 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1240/2280 variables, and 461 constraints, problems are : Problem set: 0 solved, 1038 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1240 constraints, PredecessorRefiner: 0/1038 constraints, Known Traps: 20/20 constraints]
After SMT, in 60196ms problems are : Problem set: 0 solved, 1038 unsolved
Search for dead transitions found 0 dead transitions in 60204ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61947 ms. Remains : 1240/1240 places, 1040/1040 transitions.
Treatment of property ShieldPPPs-PT-040B-LTLFireability-05 finished in 227783 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(F(p1)))))'
Support contains 4 out of 2454 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 281 transitions
Trivial Post-agglo rules discarded 281 transitions
Performed 281 trivial Post agglomeration. Transition count delta: 281
Iterating post reduction 0 with 281 rules applied. Total rules applied 281 place count 2453 transition count 1972
Reduce places removed 281 places and 0 transitions.
Iterating post reduction 1 with 281 rules applied. Total rules applied 562 place count 2172 transition count 1972
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 562 place count 2172 transition count 1772
Deduced a syphon composed of 200 places in 3 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 962 place count 1972 transition count 1772
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 974 place count 1960 transition count 1760
Iterating global reduction 2 with 12 rules applied. Total rules applied 986 place count 1960 transition count 1760
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 986 place count 1960 transition count 1754
Deduced a syphon composed of 6 places in 3 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 998 place count 1954 transition count 1754
Performed 708 Post agglomeration using F-continuation condition.Transition count delta: 708
Deduced a syphon composed of 708 places in 2 ms
Reduce places removed 708 places and 0 transitions.
Iterating global reduction 2 with 1416 rules applied. Total rules applied 2414 place count 1246 transition count 1046
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2416 place count 1244 transition count 1044
Applied a total of 2416 rules in 409 ms. Remains 1244 /2454 variables (removed 1210) and now considering 1044/2254 (removed 1210) transitions.
// Phase 1: matrix 1044 rows 1244 cols
[2024-06-01 14:13:32] [INFO ] Computed 441 invariants in 6 ms
[2024-06-01 14:13:32] [INFO ] Implicit Places using invariants in 546 ms returned []
[2024-06-01 14:13:32] [INFO ] Invariant cache hit.
[2024-06-01 14:13:33] [INFO ] Implicit Places using invariants and state equation in 1105 ms returned []
Implicit Place search using SMT with State Equation took 1655 ms to find 0 implicit places.
[2024-06-01 14:13:33] [INFO ] Redundant transitions in 13 ms returned []
Running 1040 sub problems to find dead transitions.
[2024-06-01 14:13:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1242 variables, 431/431 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1242/2288 variables, and 431 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 431/441 constraints, State Equation: 0/1244 constraints, PredecessorRefiner: 1040/1040 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1040 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1242 variables, 431/431 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
[2024-06-01 14:14:19] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 1 ms to minimize.
[2024-06-01 14:14:19] [INFO ] Deduced a trap composed of 28 places in 33 ms of which 1 ms to minimize.
[2024-06-01 14:14:19] [INFO ] Deduced a trap composed of 42 places in 36 ms of which 1 ms to minimize.
[2024-06-01 14:14:19] [INFO ] Deduced a trap composed of 56 places in 44 ms of which 1 ms to minimize.
[2024-06-01 14:14:20] [INFO ] Deduced a trap composed of 73 places in 47 ms of which 1 ms to minimize.
[2024-06-01 14:14:20] [INFO ] Deduced a trap composed of 85 places in 50 ms of which 1 ms to minimize.
[2024-06-01 14:14:20] [INFO ] Deduced a trap composed of 103 places in 53 ms of which 1 ms to minimize.
[2024-06-01 14:14:21] [INFO ] Deduced a trap composed of 113 places in 60 ms of which 1 ms to minimize.
[2024-06-01 14:14:21] [INFO ] Deduced a trap composed of 129 places in 62 ms of which 1 ms to minimize.
[2024-06-01 14:14:21] [INFO ] Deduced a trap composed of 144 places in 69 ms of which 1 ms to minimize.
[2024-06-01 14:14:21] [INFO ] Deduced a trap composed of 159 places in 71 ms of which 1 ms to minimize.
[2024-06-01 14:14:22] [INFO ] Deduced a trap composed of 175 places in 78 ms of which 1 ms to minimize.
[2024-06-01 14:14:22] [INFO ] Deduced a trap composed of 190 places in 79 ms of which 2 ms to minimize.
[2024-06-01 14:14:22] [INFO ] Deduced a trap composed of 206 places in 83 ms of which 2 ms to minimize.
[2024-06-01 14:14:23] [INFO ] Deduced a trap composed of 219 places in 86 ms of which 2 ms to minimize.
[2024-06-01 14:14:23] [INFO ] Deduced a trap composed of 232 places in 91 ms of which 2 ms to minimize.
[2024-06-01 14:14:24] [INFO ] Deduced a trap composed of 252 places in 98 ms of which 2 ms to minimize.
[2024-06-01 14:14:24] [INFO ] Deduced a trap composed of 267 places in 98 ms of which 2 ms to minimize.
[2024-06-01 14:14:24] [INFO ] Deduced a trap composed of 277 places in 108 ms of which 2 ms to minimize.
[2024-06-01 14:14:25] [INFO ] Deduced a trap composed of 293 places in 111 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1242 variables, 20/451 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1242/2288 variables, and 451 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 431/441 constraints, State Equation: 0/1244 constraints, PredecessorRefiner: 0/1040 constraints, Known Traps: 20/20 constraints]
After SMT, in 60218ms problems are : Problem set: 0 solved, 1040 unsolved
Search for dead transitions found 0 dead transitions in 60229ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1244/2454 places, 1044/2254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62315 ms. Remains : 1244/2454 places, 1044/2254 transitions.
Stuttering acceptance computed with spot in 94 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-06
Stuttering criterion allowed to conclude after 2606 steps with 0 reset in 30 ms.
FORMULA ShieldPPPs-PT-040B-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-040B-LTLFireability-06 finished in 62465 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 2454 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 281 transitions
Trivial Post-agglo rules discarded 281 transitions
Performed 281 trivial Post agglomeration. Transition count delta: 281
Iterating post reduction 0 with 281 rules applied. Total rules applied 281 place count 2453 transition count 1972
Reduce places removed 281 places and 0 transitions.
Iterating post reduction 1 with 281 rules applied. Total rules applied 562 place count 2172 transition count 1972
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 562 place count 2172 transition count 1772
Deduced a syphon composed of 200 places in 3 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 962 place count 1972 transition count 1772
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 974 place count 1960 transition count 1760
Iterating global reduction 2 with 12 rules applied. Total rules applied 986 place count 1960 transition count 1760
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 986 place count 1960 transition count 1754
Deduced a syphon composed of 6 places in 3 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 998 place count 1954 transition count 1754
Performed 710 Post agglomeration using F-continuation condition.Transition count delta: 710
Deduced a syphon composed of 710 places in 2 ms
Reduce places removed 710 places and 0 transitions.
Iterating global reduction 2 with 1420 rules applied. Total rules applied 2418 place count 1244 transition count 1044
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2420 place count 1242 transition count 1042
Applied a total of 2420 rules in 355 ms. Remains 1242 /2454 variables (removed 1212) and now considering 1042/2254 (removed 1212) transitions.
// Phase 1: matrix 1042 rows 1242 cols
[2024-06-01 14:14:34] [INFO ] Computed 441 invariants in 5 ms
[2024-06-01 14:14:35] [INFO ] Implicit Places using invariants in 541 ms returned []
[2024-06-01 14:14:35] [INFO ] Invariant cache hit.
[2024-06-01 14:14:36] [INFO ] Implicit Places using invariants and state equation in 1134 ms returned []
Implicit Place search using SMT with State Equation took 1677 ms to find 0 implicit places.
[2024-06-01 14:14:36] [INFO ] Redundant transitions in 14 ms returned []
Running 1039 sub problems to find dead transitions.
[2024-06-01 14:14:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 440/440 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
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(s543 0.0)
(s544 0.0)
(s545 1.0)
(s546 0.0)
(s547 1.0)
(s548 0.0)
(s549 0.0)
(s550 0.0)
(s551 1.0)
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(s553 1.0)
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(s555 0.0)
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(s557 1.0)
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(s559 0.0)
(s560 0.0)
(s561 1.0)
(s562 0.0)
(s563 1.0)
(s564 0.0)
(s565 0.0)
(s566 1.0)
(s567 0.0)
(s568 1.0)
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(s570 0.0)
(s571 1.0)
(s572 0.0)
(s573 1.0)
(s574 0.0)
(s575 0.0)
(s576 1.0)
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(s578 1.0)
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(s581 0.0)
(s582 1.0)
(s583 0.0)
(s584 1.0)
(s585 0.0)
(s586 0.0)
(s587 0.0)
(s588 1.0)
(s589 0.0)
(s590 0.0)
(s591 0.0)
(s592 1.0)
(s593 0.0)
(s594 1.0)
(s595 0.0)
(s596 0.0)
(s597 1.0)
(s598 0.0)
(s599 1.0)
(s600 0.0)
(s601 0.0)
(s602 1.0)
(s603 0.0)
(s604 1.0)
(s605 0.0)
(s606 0.0)
(s607 1.0)
(s608 0.0)
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(s610 0.0)
(s611 0.0)
(s612 0.0)
(s613 1.0)
(s614 0.0)
(s615 1.0)
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(s617 0.0)
(s618 0.0)
(s619 1.0)
(s620 0.0)
(s621 0.0)
(s622 0.0)
(s623 1.0)
(s624 0.0)
(s625 1.0)
(s626 0.0)
(s627 0.0)
(s628 1.0)
(s629 0.0)
(s630 1.0)
(s631 0.0)
(s632 0.0)
(s633 1.0)
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(s635 1.0)
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(s637 0.0)
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(s640 1.0)
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(s642 0.0)
(s643 0.0)
(s644 1.0)
(s645 0.0)
(s646 1.0)
(s647 0.0)
(s648 0.0)
(s649 0.0)
(s650 1.0)
(s651 0.0)
(s652 0.0)
(s653 0.0)
(s654 1.0)
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(s656 1.0)
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(s658 0.0)
(s659 1.0)
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(s661 1.0)
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(s663 0.0)
(s664 1.0)
(s665 0.0)
(s666 1.0)
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(s671 1.0)
(s672 0.0)
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(s674 0.0)
(s675 1.0)
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(s681 1.0)
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(s683 0.0)
(s684 0.0)
(s685 1.0)
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(s687 1.0)
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(s690 1.0)
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(s706 1.0)
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(s709 0.0)
(s710 0.0)
(s711 0.0)
(s712 1.0)
(s713 0.0)
(s714 0.0)
(s715 0.0)
(s716 1.0)
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(s718 1.0)
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(s720 0.0)
(s721 1.0)
(s722 0.0)
(s723 1.0)
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(s725 0.0)
(s726 1.0)
(s727 0.0)
(s728 1.0)
(s729 0.0)
(s730 0.0)
(s731 1.0)
(s732 0.0)
(s733 1.0)
(s734 0.0)
(s735 0.0)
(s736 0.0)
(s737 1.0)
(s738 0.0)
(s739 1.0)
(s740 0.0)
(s741 0.0)
(s742 0.0)
(s743 1.0)
(s744 0.0)
(s745 0.0)
(s746 0.0)
(s747 1.0)
(s748 0.0)
(s749 1.0)
(s750 0.0)
(s751 0.0)
(s752 1.0)
(s753 0.0)
(s754 1.0)
(s755 0.0)
(s756 0.0)
(s757 1.0)
(s758 0.0)
(s759 1.0)
(s760 0.0)
(s761 0.0)
(s762 1.0)
(s763 0.0)
(s764 1.0)
(s765 0.0)
(s766 0.0)
(s767 0.0)
(s768 1.0)
(s769 0.0)
(s770 1.0)
(s771 0.0)
(s772 0.0)
(s773 0.0)
(s774 1.0)
(s775 0.0)
(s776 0.0)
(s777 0.0)
(s778 1.0)
(s779 0.0)
(s780 1.0)
(s781 0.0)
(s782 0.0)
(s783 1.0)
(s784 0.0)
(s785 1.0)
(s786 0.0)
(s787 0.0)
(s788 1.0)
(s789 0.0)
(s790 1.0)
(s791 0.0)
(s792 0.0)
(s793 1.0)
(s794 0.0)
(s795 1.0)
(s796 0.0)
(s797 0.0)
(s798 0.0)
(s799 1.0)
(s800 0.0)
(s801 1.0)
(s802 0.0)
(s803 0.0)
(s804 0.0)
(s805 1.0)
(s806 0.0)
(s807 0.0)
(s808 0.0)
(s809 1.0)
(s810 0.0)
(s811 1.0)
(s812 0.0)
(s813 0.0)
(s814 1.0)
(s815 0.0)
(s816 1.0)
(s817 0.0)
(s818 0.0)
(s819 1.0)
(s820 0.0)
(s821 1.0)
(s822 0.0)
(s823 0.0)
(s824 1.0)
(s825 0.0)
(s826 1.0)
(s827 0.0)
(s828 0.0)
(s829 0.0)
(s830 1.0)
(s831 0.0)
(s832 1.0)
(s833 0.0)
(s834 0.0)
(s835 0.0)
(s836 1.0)
(s837 0.0)
(s838 0.0)
(s839 0.0)
(s840 1.0)
(s841 0.0)
(s842 1.0)
(s843 0.0)
(s844 0.0)
(s845 1.0)
(s846 0.0)
(s847 1.0)
(s848 0.0)
(s849 0.0)
(s850 1.0)
(s851 0.0)
(s852 1.0)
(s853 0.0)
(s854 0.0)
(s855 1.0)
(s856 0.0)
(s857 1.0)
(s858 0.0)
(s859 0.0)
(s860 0.0)
(s861 1.0)
(s862 0.0)
(s863 1.0)
(s864 0.0)
(s865 0.0)
(s866 0.0)
(s867 1.0)
(s868 0.0)
(s869 0.0)
(s870 0.0)
(s871 1.0)
(s872 0.0)
(s873 1.0)
(s874 0.0)
(s875 0.0)
(s876 1.0)
(s877 0.0)
(s878 1.0)
(s879 0.0)
(s880 0.0)
(s881 1.0)
(s882 0.0)
(s883 1.0)
(s884 0.0)
(s885 0.0)
(s886 1.0)
(s887 0.0)
(s888 1.0)
(s889 0.0)
(s890 0.0)
(s891 0.0)
(s892 1.0)
(s893 0.0)
(s894 1.0)
(s895 0.0)
(s896 0.0)
(s897 0.0)
(s898 1.0)
(s899 0.0)
(s900 0.0)
(s901 0.0)
(s902 1.0)
(s903 0.0)
(s904 1.0)
(s905 0.0)
(s906 0.0)
(s907 1.0)
(s908 0.0)
(s909 1.0)
(s910 0.0)
(s911 0.0)
(s912 1.0)
(s913 0.0)
(s914 1.0)
(s915 0.0)
(s916 0.0)
(s917 1.0)
(s918 0.0)
(s919 1.0)
(s920 0.0)
(s921 0.0)
(s922 0.0)
(s923 1.0)
(s924 0.0)
(s925 1.0)
(s926 0.0)
(s927 0.0)
(s928 0.0)
(s929 1.0)
(s930 0.0)
(s931 0.0)
(s932 0.0)
(s933 1.0)
(s934 0.0)
(s935 1.0)
(s936 0.0)
(s937 0.0)
(s938 1.0)
(s939 0.0)
(s940 1.0)
(s941 0.0)
(s942 0.0)
(s943 1.0)
(s944 0.0)
(s945 1.0)
(s946 0.0)
(s947 0.0)
(s948 1.0)
(s949 0.0)
(s950 1.0)
(s951 0.0)
(s952 0.0)
(s953 0.0)
(s954 1.0)
(s955 0.0)
(s956 1.0)
(s957 0.0)
(s958 0.0)
(s959 0.0)
(s960 1.0)
(s961 0.0)
(s962 0.0)
(s963 0.0)
(s964 1.0)
(s965 0.0)
(s966 1.0)
(s967 0.0)
(s968 0.0)
(s969 1.0)
(s970 0.0)
(s971 1.0)
(s972 0.0)
(s973 0.0)
(s974 1.0)
(s975 0.0)
(s976 1.0)
(s977 0.0)
(s978 0.0)
(s979 1.0)
(s980 0.0)
(s981 1.0)
(s982 0.0)
(s983 0.0)
(s984 0.0)
(s985 1.0)
(s986 0.0)
(s987 1.0)
(s988 0.0)
(s989 0.0)
(s990 0.0)
(s991 1.0)
(s992 0.0)
(s993 0.0)
(s994 0.0)
(s995 1.0)
(s996 0.0)
(s997 1.0)
(s998 0.0)
(s999 0.0)
(s1000 1.0)
(s1001 0.0)
(s1002 1.0)
(s1003 0.0)
(s1004 0.0)
(s1005 1.0)
(s1006 0.0)
(s1007 1.0)
(s1008 0.0)
(s1009 0.0)
(s1010 1.0)
(s1011 0.0)
(s1012 1.0)
(s1013 0.0)
(s1014 0.0)
(s1015 0.0)
(s1016 1.0)
(s1017 0.0)
(s1018 1.0)
(s1019 0.0)
(s1020 0.0)
(s1021 0.0)
(s1022 1.0)
(s1023 0.0)
(s1024 0.0)
(s1025 0.0)
(s1026 1.0)
(s1027 0.0)
(s1028 1.0)
(s1029 0.0)
(s1030 0.0)
(s1031 1.0)
(s1032 0.0)
(s1033 1.0)
(s1034 0.0)
(s1035 0.0)
(s1036 1.0)
(s1037 0.0)
(s1038 1.0)
(s1039 0.0)
(s1040 0.0)
(s1041 1.0)
(s1042 0.0)
(s1043 1.0)
(s1044 0.0)
(s1045 0.0)
(s1046 0.0)
(s1047 1.0)
(s1048 0.0)
(s1049 1.0)
(s1050 0.0)
(s1051 0.0)
(s1052 0.0)
(s1053 1.0)
(s1054 0.0)
(s1055 0.0)
(s1056 0.0)
(s1057 1.0)
(s1058 0.0)
(s1059 1.0)
(s1060 0.0)
(s1061 0.0)
(s1062 1.0)
(s1063 0.0)
(s1064 1.0)
(s1065 0.0)
(s1066 0.0)
(s1067 1.0)
(s1068 0.0)
(s1069 1.0)
(s1070 0.0)
(s1071 0.0)
(s1072 1.0)
(s1073 0.0)
(s1074 1.0)
(s1075 0.0)
(s1076 0.0)
(s1077 0.0)
(s1078 1.0)
(s1079 0.0)
(s1080 1.0)
(s1081 0.0)
(s1082 0.0)
(s1083 0.0)
(s1084 1.0)
(s1085 0.0)
(s1086 0.0)
(s1087 0.0)
(s1088 1.0)
(s1089 0.0)
(s1090 1.0)
(s1091 0.0)
(s1092 0.0)
(s1093 1.0)
(s1094 0.0)
(s1095 1.0)
(s1096 0.0)
(s1097 0.0)
(s1098 1.0)
(s1099 0.0)
(s1100 1.0)
(s1101 0.0)
(s1102 0.0)
(s1103 1.0)
(s1104 0.0)
(s1105 1.0)
(s1106 0.0)
(s1107 0.0)
(s1108 0.0)
(s1109 1.0)
(s1110 0.0)
(s1111 1.0)
(s1112 0.0)
(s1113 0.0)
(s1114 0.0)
(s1115 1.0)
(s1116 0.0)
(s1117 timeout
0.0)
(s1118 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1241/2284 variables, and 440 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 440/441 constraints, State Equation: 0/1242 constraints, PredecessorRefiner: 1039/1039 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1039 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 440/440 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
[2024-06-01 14:15:22] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1241 variables, 1/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 1)
(s2 0)
(s3 1)
(s4 0)
(s5 0)
(s6 1)
(s7 0)
(s8 1)
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(s10 0)
(s11 1)
(s12 0)
(s13 1)
(s14 0)
(s15 0)
(s16 1)
(s17 0)
(s18 1)
(s19 0)
(s20 0)
(s21 0)
(s22 1)
(s23 0)
(s24 1)
(s25 0)
(s26 0)
(s27 0)
(s28 1)
(s29 0)
(s30 0)
(s31 0)
(s32 1)
(s33 0)
(s34 1)
(s35 0)
(s36 0)
(s37 0)
(s38 1)
(s39 0)
(s40 1)
(s41 0)
(s42 0)
(s43 1)
(s44 0)
(s45 1)
(s46 0)
(s47 0)
(s48 1)
(s49 0)
(s50 1)
(s51 0)
(s52 0)
(s53 0)
(s54 1)
(s55 1)
(s56 0)
(s58 1)
(s59 1)
(s60 1)
(s61 1)
(s62 0)
(s63 0)
(s64 0)
(s65 1)
(s66 0)
(s67 1)
(s68 0)
(s69 0)
(s70 1)
(s71 0)
(s72 1)
(s73 0)
(s74 0)
(s75 1)
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(s77 1)
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(s79 0)
(s80 1)
(s81 0)
(s82 1)
(s83 0)
(s84 0)
(s85 0)
(s86 1)
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(s88 1)
(s89 0)
(s90 0)
(s91 0)
(s92 1)
(s93 0)
(s94 0)
(s95 0)
(s96 1)
(s97 0)
(s98 1)
(s99 0)
(s100 0)
(s101 1)
(s102 0)
(s103 1)
(s104 0)
(s105 0)
(s106 1)
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(s108 1)
(s109 0)
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(s117 1)
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(s119 1)
(s120 0)
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(s122 0)
(s123 1)
(s124 0)
(s125 0)
(s126 0)
(s127 1)
(s128 0)
(s129 1)
(s130 0)
(s131 0)
(s132 1)
(s133 0)
(s134 1)
(s135 0)
(s136 0)
(s137 1)
(s138 0)
(s139 1)
(s140 0)
(s141 0)
(s142 1)
(s143 0)
(s144 1)
(s145 0)
(s146 0)
(s147 0)
(s148 1)
(s149 0)
(s150 1)
(s151 0)
(s152 0)
(s153 0)
(s154 1)
(s155 0)
(s156 0)
(s157 0)
(s158 1)
(s159 0)
(s160 1)
(s161 0)
(s162 0)
(s163 1)
(s164 0)
(s165 1)
(s166 0)
(s167 0)
(s168 1)
(s169 0)
(s170 1)
(s171 0)
(s172 0)
(s173 1)
(s174 0)
(s175 1)
(s176 0)
(s177 0)
(s178 0)
(s179 1)
(s180 0)
(s181 1)
(s182 0)
(s183 0)
(s184 0)
(s185 1)
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(s187 0)
(s188 0)
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(s191 1)
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(s199 1)
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(s202 0)
(s203 0)
(s204 1)
(s205 0)
(s206 1)
(s207 0)
(s208 0)
(s209 0)
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(s212 1)
(s213 0)
(s214 0)
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(s216 1)
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(s222 1)
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(s230 1)
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(s233 0)
(s234 0)
(s235 1)
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(s238 0)
(s239 0)
(s240 0)
(s241 1)
(s242 0)
(s243 1)
(s244 0)
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(s246 0)
(s247 1)
(s248 0)
(s249 0)
(s250 0)
(s251 1)
(s252 0)
(s253 1)
(s254 0)
(s255 0)
(s256 1)
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(s258 1)
(s259 0)
(s260 0)
(s261 1)
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(s263 1)
(s264 0)
(s265 0)
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(s268 1)
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(s271 0)
(s272 1)
(s273 0)
(s274 1)
(s275 0)
(s276 0)
(s277 0)
(s278 1)
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(s280 0)
(s281 0)
(s282 1)
(s283 0)
(s284 1)
(s285 0)
(s286 0)
(s287 1)
(s288 0)
(s289 1)
(s290 0)
(s291 0)
(s292 1)
(s293 0)
(s294 1)
(s295 0)
(s296 1)
(s297 0)
(s298 1)
(s299 0)
(s300 0)
(s301 1)
(s302 0)
(s303 0)
(s304 0)
(s305 1)
(s306 0)
(s307 0)
(s308 1)
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(s310 0)
(s311 0)
(s312 0)
(s313 1)
(s314 0)
(s315 1)
(s316 0)
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(s318 0)
(s319 1)
(s320 0)
(s321 0)
(s322 1)
(s323 0)
(s324 1)
(s325 0)
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(s327 1)
(s328 0)
(s329 1)
(s330 0)
(s331 0)
(s332 1)
(s333 0)
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(s335 0)
(s336 1)
(s337 0)
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(s339 1)
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(s341 0)
(s342 0)
(s343 0)
(s344 1)
(s345 0)
(s346 1)
(s347 0)
(s348 1)
(s349 0)
(s350 1)
(s351 0)
(s352 0)
(s353 1)
(s354 0)
(s355 1)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1241/2284 variables, and 441 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 440/441 constraints, State Equation: 0/1242 constraints, PredecessorRefiner: 0/1039 constraints, Known Traps: 1/1 constraints]
After SMT, in 60218ms problems are : Problem set: 0 solved, 1039 unsolved
Search for dead transitions found 0 dead transitions in 60227ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1242/2454 places, 1042/2254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62280 ms. Remains : 1242/2454 places, 1042/2254 transitions.
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-07
Product exploration explored 100000 steps with 41 reset in 872 ms.
Product exploration explored 100000 steps with 41 reset in 1084 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
RANDOM walk for 9598 steps (0 resets) in 113 ms. (84 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2024-06-01 14:15:38] [INFO ] Invariant cache hit.
[2024-06-01 14:15:39] [INFO ] [Real]Absence check using 441 positive place invariants in 220 ms returned sat
[2024-06-01 14:15:41] [INFO ] [Real]Absence check using state equation in 2127 ms returned sat
[2024-06-01 14:15:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 14:15:43] [INFO ] [Nat]Absence check using 441 positive place invariants in 225 ms returned sat
[2024-06-01 14:15:45] [INFO ] [Nat]Absence check using state equation in 2927 ms returned sat
[2024-06-01 14:15:46] [INFO ] Computed and/alt/rep : 1039/1996/1039 causal constraints (skipped 0 transitions) in 49 ms.
Could not prove EG (NOT p0)
Support contains 2 out of 1242 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1242/1242 places, 1042/1042 transitions.
Applied a total of 0 rules in 37 ms. Remains 1242 /1242 variables (removed 0) and now considering 1042/1042 (removed 0) transitions.
[2024-06-01 14:15:57] [INFO ] Invariant cache hit.
[2024-06-01 14:15:57] [INFO ] Implicit Places using invariants in 547 ms returned []
[2024-06-01 14:15:57] [INFO ] Invariant cache hit.
[2024-06-01 14:15:58] [INFO ] Implicit Places using invariants and state equation in 1128 ms returned []
Implicit Place search using SMT with State Equation took 1677 ms to find 0 implicit places.
[2024-06-01 14:15:58] [INFO ] Redundant transitions in 14 ms returned []
Running 1039 sub problems to find dead transitions.
[2024-06-01 14:15:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 440/440 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
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(s1092 timeout
0.0)
(s1093 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1241/2284 variables, and 440 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 440/441 constraints, State Equation: 0/1242 constraints, PredecessorRefiner: 1039/1039 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1039 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 440/440 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
[2024-06-01 14:16:44] [INFO ] Deduced a trap composed of 13 places in 51 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1241 variables, 1/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1241/2284 variables, and 441 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 440/441 constraints, State Equation: 0/1242 constraints, PredecessorRefiner: 0/1039 constraints, Known Traps: 1/1 constraints]
After SMT, in 60204ms problems are : Problem set: 0 solved, 1039 unsolved
Search for dead transitions found 0 dead transitions in 60214ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61952 ms. Remains : 1242/1242 places, 1042/1042 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 88 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
RANDOM walk for 9605 steps (0 resets) in 121 ms. (78 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 120 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2024-06-01 14:16:59] [INFO ] Invariant cache hit.
[2024-06-01 14:17:00] [INFO ] [Real]Absence check using 441 positive place invariants in 228 ms returned sat
[2024-06-01 14:17:02] [INFO ] [Real]Absence check using state equation in 2388 ms returned sat
[2024-06-01 14:17:02] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 14:17:03] [INFO ] [Nat]Absence check using 441 positive place invariants in 235 ms returned sat
[2024-06-01 14:17:07] [INFO ] [Nat]Absence check using state equation in 3195 ms returned sat
[2024-06-01 14:17:07] [INFO ] Computed and/alt/rep : 1039/1996/1039 causal constraints (skipped 0 transitions) in 54 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:587)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:619)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:262)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:958)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-06-01 14:17:17] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (NOT p0)
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Product exploration explored 100000 steps with 40 reset in 884 ms.
Product exploration explored 100000 steps with 40 reset in 1077 ms.
Support contains 2 out of 1242 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1242/1242 places, 1042/1042 transitions.
Applied a total of 0 rules in 32 ms. Remains 1242 /1242 variables (removed 0) and now considering 1042/1042 (removed 0) transitions.
[2024-06-01 14:17:19] [INFO ] Invariant cache hit.
[2024-06-01 14:17:20] [INFO ] Implicit Places using invariants in 525 ms returned []
[2024-06-01 14:17:20] [INFO ] Invariant cache hit.
[2024-06-01 14:17:21] [INFO ] Implicit Places using invariants and state equation in 1042 ms returned []
Implicit Place search using SMT with State Equation took 1606 ms to find 0 implicit places.
[2024-06-01 14:17:21] [INFO ] Redundant transitions in 11 ms returned []
Running 1039 sub problems to find dead transitions.
[2024-06-01 14:17:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 440/440 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1241/2284 variables, and 440 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 440/441 constraints, State Equation: 0/1242 constraints, PredecessorRefiner: 1039/1039 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1039 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 440/440 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
[2024-06-01 14:18:08] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1241 variables, 1/441 constraints. Problems are: Problem set: 0 solved, 1039 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 1241/2284 variables, and 441 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 440/441 constraints, State Equation: 0/1242 constraints, PredecessorRefiner: 0/1039 constraints, Known Traps: 1/1 constraints]
After SMT, in 60225ms problems are : Problem set: 0 solved, 1039 unsolved
Search for dead transitions found 0 dead transitions in 60236ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61892 ms. Remains : 1242/1242 places, 1042/1042 transitions.
Treatment of property ShieldPPPs-PT-040B-LTLFireability-07 finished in 227619 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||(F(p1) U X(p2))))'
Support contains 3 out of 2454 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 2444 transition count 2244
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 2444 transition count 2244
Applied a total of 20 rules in 255 ms. Remains 2444 /2454 variables (removed 10) and now considering 2244/2254 (removed 10) transitions.
// Phase 1: matrix 2244 rows 2444 cols
[2024-06-01 14:18:22] [INFO ] Computed 441 invariants in 13 ms
[2024-06-01 14:18:22] [INFO ] Implicit Places using invariants in 801 ms returned []
[2024-06-01 14:18:22] [INFO ] Invariant cache hit.
[2024-06-01 14:18:24] [INFO ] Implicit Places using invariants and state equation in 2069 ms returned []
Implicit Place search using SMT with State Equation took 2872 ms to find 0 implicit places.
Running 2243 sub problems to find dead transitions.
[2024-06-01 14:18:25] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2443/4688 variables, and 0 constraints, problems are : Problem set: 0 solved, 2243 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2444 constraints, PredecessorRefiner: 2243/2243 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2243 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2443/4688 variables, and 0 constraints, problems are : Problem set: 0 solved, 2243 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2444 constraints, PredecessorRefiner: 0/2243 constraints, Known Traps: 0/0 constraints]
After SMT, in 60565ms problems are : Problem set: 0 solved, 2243 unsolved
Search for dead transitions found 0 dead transitions in 60583ms
Starting structural reductions in LTL mode, iteration 1 : 2444/2454 places, 2244/2254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63717 ms. Remains : 2444/2454 places, 2244/2254 transitions.
Stuttering acceptance computed with spot in 312 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-08
Product exploration explored 100000 steps with 948 reset in 332 ms.
Product exploration explored 100000 steps with 949 reset in 332 ms.
Computed a total of 481 stabilizing places and 481 stable transitions
Computed a total of 481 stabilizing places and 481 stable transitions
Detected a total of 481/2444 stabilizing places and 481/2244 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X p0), (X p1), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 21 factoid took 202 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 7 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 276 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
RANDOM walk for 40000 steps (8 resets) in 448 ms. (89 steps per ms) remains 2/10 properties
BEST_FIRST walk for 29256 steps (5 resets) in 106 ms. (273 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X p0), (X p1), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT (OR p0 p2))), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR p2 p1))), (F (NOT (OR (NOT p0) p2 p1))), (F p2), (F (NOT (OR p0 p1))), (F (NOT (OR p0 p2 p1))), (F (NOT p0)), (F (NOT (AND p0 (NOT p2)))), (F (NOT p1))]
Knowledge based reduction with 21 factoid took 758 ms. Reduced automaton from 7 states, 13 edges and 3 AP (stutter sensitive) to 7 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 277 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 257 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 2444 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2444/2444 places, 2244/2244 transitions.
Applied a total of 0 rules in 118 ms. Remains 2444 /2444 variables (removed 0) and now considering 2244/2244 (removed 0) transitions.
[2024-06-01 14:19:28] [INFO ] Invariant cache hit.
[2024-06-01 14:19:29] [INFO ] Implicit Places using invariants in 804 ms returned []
[2024-06-01 14:19:29] [INFO ] Invariant cache hit.
[2024-06-01 14:19:31] [INFO ] Implicit Places using invariants and state equation in 2235 ms returned []
Implicit Place search using SMT with State Equation took 3040 ms to find 0 implicit places.
Running 2243 sub problems to find dead transitions.
[2024-06-01 14:19:31] [INFO ] Invariant cache hit.
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(s1702 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2443/4688 variables, and 0 constraints, problems are : Problem set: 0 solved, 2243 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2444 constraints, PredecessorRefiner: 2243/2243 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2243 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 2443/4688 variables, and 0 constraints, problems are : Problem set: 0 solved, 2243 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2444 constraints, PredecessorRefiner: 0/2243 constraints, Known Traps: 0/0 constraints]
After SMT, in 60608ms problems are : Problem set: 0 solved, 2243 unsolved
Search for dead transitions found 0 dead transitions in 60626ms
Finished structural reductions in LTL mode , in 1 iterations and 63791 ms. Remains : 2444/2444 places, 2244/2244 transitions.
Computed a total of 481 stabilizing places and 481 stable transitions
Computed a total of 481 stabilizing places and 481 stable transitions
Detected a total of 481/2444 stabilizing places and 481/2244 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (AND p0 (NOT p2))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 18 factoid took 307 ms. Reduced automaton from 7 states, 13 edges and 3 AP (stutter sensitive) to 7 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 300 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
RANDOM walk for 40000 steps (8 resets) in 391 ms. (102 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
BEST_FIRST walk for 16836 steps (2 resets) in 23 ms. (701 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (AND p0 (NOT p2))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND p0 (NOT p2)))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT (OR p0 p2))), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR p2 p1))), (F (NOT (OR (NOT p0) p2 p1))), (F p2), (F (NOT (OR p0 p1))), (F (NOT (OR p0 p2 p1))), (F (NOT p0)), (F (NOT (AND p0 (NOT p2)))), (F (NOT p1))]
Knowledge based reduction with 18 factoid took 997 ms. Reduced automaton from 7 states, 13 edges and 3 AP (stutter sensitive) to 7 states, 13 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 286 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 300 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 297 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 972 reset in 339 ms.
Product exploration explored 100000 steps with 934 reset in 321 ms.
Applying partial POR strategy [false, true, false, true, false, true, true]
Stuttering acceptance computed with spot in 273 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 2444 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2444/2444 places, 2244/2244 transitions.
Performed 279 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 279 rules applied. Total rules applied 279 place count 2444 transition count 2244
Performed 81 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 81 Pre rules applied. Total rules applied 279 place count 2444 transition count 2246
Deduced a syphon composed of 360 places in 4 ms
Iterating global reduction 1 with 81 rules applied. Total rules applied 360 place count 2444 transition count 2246
Performed 837 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1197 places in 2 ms
Iterating global reduction 1 with 837 rules applied. Total rules applied 1197 place count 2444 transition count 2246
Renaming transitions due to excessive name length > 1024 char.
Discarding 278 places :
Symmetric choice reduction at 1 with 278 rule applications. Total rules 1475 place count 2166 transition count 1968
Deduced a syphon composed of 919 places in 1 ms
Iterating global reduction 1 with 278 rules applied. Total rules applied 1753 place count 2166 transition count 1968
Deduced a syphon composed of 919 places in 1 ms
Applied a total of 1753 rules in 577 ms. Remains 2166 /2444 variables (removed 278) and now considering 1968/2244 (removed 276) transitions.
[2024-06-01 14:20:36] [INFO ] Redundant transitions in 41 ms returned []
Running 1967 sub problems to find dead transitions.
// Phase 1: matrix 1968 rows 2166 cols
[2024-06-01 14:20:36] [INFO ] Computed 441 invariants in 25 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2165/4134 variables, and 0 constraints, problems are : Problem set: 0 solved, 1967 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2166 constraints, PredecessorRefiner: 1967/1967 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1967 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2165/4134 variables, and 0 constraints, problems are : Problem set: 0 solved, 1967 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2166 constraints, PredecessorRefiner: 0/1967 constraints, Known Traps: 0/0 constraints]
After SMT, in 61410ms problems are : Problem set: 0 solved, 1967 unsolved
Search for dead transitions found 0 dead transitions in 61426ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2166/2444 places, 1968/2244 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62059 ms. Remains : 2166/2444 places, 1968/2244 transitions.
Support contains 3 out of 2444 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2444/2444 places, 2244/2244 transitions.
Applied a total of 0 rules in 116 ms. Remains 2444 /2444 variables (removed 0) and now considering 2244/2244 (removed 0) transitions.
// Phase 1: matrix 2244 rows 2444 cols
[2024-06-01 14:21:38] [INFO ] Computed 441 invariants in 17 ms
[2024-06-01 14:21:39] [INFO ] Implicit Places using invariants in 810 ms returned []
[2024-06-01 14:21:39] [INFO ] Invariant cache hit.
[2024-06-01 14:21:41] [INFO ] Implicit Places using invariants and state equation in 2192 ms returned []
Implicit Place search using SMT with State Equation took 3006 ms to find 0 implicit places.
Running 2243 sub problems to find dead transitions.
[2024-06-01 14:21:41] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2443/4688 variables, and 0 constraints, problems are : Problem set: 0 solved, 2243 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2444 constraints, PredecessorRefiner: 2243/2243 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2243 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2443/4688 variables, and 0 constraints, problems are : Problem set: 0 solved, 2243 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2444 constraints, PredecessorRefiner: 0/2243 constraints, Known Traps: 0/0 constraints]
After SMT, in 60551ms problems are : Problem set: 0 solved, 2243 unsolved
Search for dead transitions found 0 dead transitions in 60570ms
Finished structural reductions in LTL mode , in 1 iterations and 63697 ms. Remains : 2444/2444 places, 2244/2244 transitions.
Treatment of property ShieldPPPs-PT-040B-LTLFireability-08 finished in 260121 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 U p1))))'
Support contains 3 out of 2454 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 281 transitions
Trivial Post-agglo rules discarded 281 transitions
Performed 281 trivial Post agglomeration. Transition count delta: 281
Iterating post reduction 0 with 281 rules applied. Total rules applied 281 place count 2453 transition count 1972
Reduce places removed 281 places and 0 transitions.
Iterating post reduction 1 with 281 rules applied. Total rules applied 562 place count 2172 transition count 1972
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 562 place count 2172 transition count 1773
Deduced a syphon composed of 199 places in 4 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 960 place count 1973 transition count 1773
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 971 place count 1962 transition count 1762
Iterating global reduction 2 with 11 rules applied. Total rules applied 982 place count 1962 transition count 1762
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 982 place count 1962 transition count 1756
Deduced a syphon composed of 6 places in 3 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 994 place count 1956 transition count 1756
Performed 710 Post agglomeration using F-continuation condition.Transition count delta: 710
Deduced a syphon composed of 710 places in 1 ms
Reduce places removed 710 places and 0 transitions.
Iterating global reduction 2 with 1420 rules applied. Total rules applied 2414 place count 1246 transition count 1046
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2416 place count 1244 transition count 1044
Applied a total of 2416 rules in 367 ms. Remains 1244 /2454 variables (removed 1210) and now considering 1044/2254 (removed 1210) transitions.
// Phase 1: matrix 1044 rows 1244 cols
[2024-06-01 14:22:42] [INFO ] Computed 441 invariants in 1 ms
[2024-06-01 14:22:43] [INFO ] Implicit Places using invariants in 669 ms returned []
[2024-06-01 14:22:43] [INFO ] Invariant cache hit.
[2024-06-01 14:22:44] [INFO ] Implicit Places using invariants and state equation in 1089 ms returned []
Implicit Place search using SMT with State Equation took 1775 ms to find 0 implicit places.
[2024-06-01 14:22:44] [INFO ] Redundant transitions in 12 ms returned []
Running 1040 sub problems to find dead transitions.
[2024-06-01 14:22:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1242 variables, 431/431 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1242/2288 variables, and 431 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 431/441 constraints, State Equation: 0/1244 constraints, PredecessorRefiner: 1040/1040 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1040 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1242 variables, 431/431 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
[2024-06-01 14:23:29] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 1 ms to minimize.
[2024-06-01 14:23:29] [INFO ] Deduced a trap composed of 28 places in 31 ms of which 0 ms to minimize.
[2024-06-01 14:23:29] [INFO ] Deduced a trap composed of 42 places in 44 ms of which 2 ms to minimize.
[2024-06-01 14:23:29] [INFO ] Deduced a trap composed of 56 places in 57 ms of which 1 ms to minimize.
[2024-06-01 14:23:30] [INFO ] Deduced a trap composed of 73 places in 59 ms of which 0 ms to minimize.
[2024-06-01 14:23:30] [INFO ] Deduced a trap composed of 85 places in 52 ms of which 1 ms to minimize.
[2024-06-01 14:23:30] [INFO ] Deduced a trap composed of 103 places in 48 ms of which 1 ms to minimize.
[2024-06-01 14:23:31] [INFO ] Deduced a trap composed of 113 places in 56 ms of which 1 ms to minimize.
[2024-06-01 14:23:31] [INFO ] Deduced a trap composed of 129 places in 59 ms of which 1 ms to minimize.
[2024-06-01 14:23:31] [INFO ] Deduced a trap composed of 144 places in 66 ms of which 1 ms to minimize.
[2024-06-01 14:23:32] [INFO ] Deduced a trap composed of 159 places in 68 ms of which 1 ms to minimize.
[2024-06-01 14:23:32] [INFO ] Deduced a trap composed of 175 places in 70 ms of which 1 ms to minimize.
[2024-06-01 14:23:32] [INFO ] Deduced a trap composed of 190 places in 79 ms of which 1 ms to minimize.
[2024-06-01 14:23:33] [INFO ] Deduced a trap composed of 206 places in 84 ms of which 2 ms to minimize.
[2024-06-01 14:23:33] [INFO ] Deduced a trap composed of 219 places in 88 ms of which 2 ms to minimize.
[2024-06-01 14:23:33] [INFO ] Deduced a trap composed of 232 places in 91 ms of which 2 ms to minimize.
[2024-06-01 14:23:34] [INFO ] Deduced a trap composed of 252 places in 97 ms of which 2 ms to minimize.
[2024-06-01 14:23:34] [INFO ] Deduced a trap composed of 267 places in 97 ms of which 2 ms to minimize.
[2024-06-01 14:23:34] [INFO ] Deduced a trap composed of 277 places in 112 ms of which 3 ms to minimize.
[2024-06-01 14:23:35] [INFO ] Deduced a trap composed of 293 places in 122 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1242 variables, 20/451 constraints. Problems are: Problem set: 0 solved, 1040 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 1242/2288 variables, and 451 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 431/441 constraints, State Equation: 0/1244 constraints, PredecessorRefiner: 0/1040 constraints, Known Traps: 20/20 constraints]
After SMT, in 60220ms problems are : Problem set: 0 solved, 1040 unsolved
Search for dead transitions found 0 dead transitions in 60233ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1244/2454 places, 1044/2254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62397 ms. Remains : 1244/2454 places, 1044/2254 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-09
Stuttering criterion allowed to conclude after 2670 steps with 0 reset in 38 ms.
FORMULA ShieldPPPs-PT-040B-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-040B-LTLFireability-09 finished in 62571 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X((p1||(G(!p1)&&p2)))))'
Support contains 4 out of 2454 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 2444 transition count 2244
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 2444 transition count 2244
Applied a total of 20 rules in 241 ms. Remains 2444 /2454 variables (removed 10) and now considering 2244/2254 (removed 10) transitions.
// Phase 1: matrix 2244 rows 2444 cols
[2024-06-01 14:23:44] [INFO ] Computed 441 invariants in 12 ms
[2024-06-01 14:23:45] [INFO ] Implicit Places using invariants in 787 ms returned []
[2024-06-01 14:23:45] [INFO ] Invariant cache hit.
[2024-06-01 14:23:47] [INFO ] Implicit Places using invariants and state equation in 2417 ms returned []
Implicit Place search using SMT with State Equation took 3206 ms to find 0 implicit places.
Running 2243 sub problems to find dead transitions.
[2024-06-01 14:23:48] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2443/4688 variables, and 0 constraints, problems are : Problem set: 0 solved, 2243 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2444 constraints, PredecessorRefiner: 2243/2243 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2243 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2443/4688 variables, and 0 constraints, problems are : Problem set: 0 solved, 2243 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2444 constraints, PredecessorRefiner: 0/2243 constraints, Known Traps: 0/0 constraints]
After SMT, in 60626ms problems are : Problem set: 0 solved, 2243 unsolved
Search for dead transitions found 0 dead transitions in 60648ms
Starting structural reductions in LTL mode, iteration 1 : 2444/2454 places, 2244/2254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64103 ms. Remains : 2444/2454 places, 2244/2254 transitions.
Stuttering acceptance computed with spot in 266 ms :[true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), p1, false, false]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1290 steps with 0 reset in 14 ms.
FORMULA ShieldPPPs-PT-040B-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-040B-LTLFireability-12 finished in 64420 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(((p1 U (p2||G(p1)))&&p0)))'
Support contains 4 out of 2454 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 2443 transition count 2243
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 2443 transition count 2243
Applied a total of 22 rules in 251 ms. Remains 2443 /2454 variables (removed 11) and now considering 2243/2254 (removed 11) transitions.
// Phase 1: matrix 2243 rows 2443 cols
[2024-06-01 14:24:49] [INFO ] Computed 441 invariants in 12 ms
[2024-06-01 14:24:49] [INFO ] Implicit Places using invariants in 788 ms returned []
[2024-06-01 14:24:50] [INFO ] Invariant cache hit.
[2024-06-01 14:24:52] [INFO ] Implicit Places using invariants and state equation in 2317 ms returned []
Implicit Place search using SMT with State Equation took 3108 ms to find 0 implicit places.
Running 2242 sub problems to find dead transitions.
[2024-06-01 14:24:52] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2442/4686 variables, and 0 constraints, problems are : Problem set: 0 solved, 2242 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2443 constraints, PredecessorRefiner: 2242/2242 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2242 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2442/4686 variables, and 0 constraints, problems are : Problem set: 0 solved, 2242 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2443 constraints, PredecessorRefiner: 0/2242 constraints, Known Traps: 0/0 constraints]
After SMT, in 60636ms problems are : Problem set: 0 solved, 2242 unsolved
Search for dead transitions found 0 dead transitions in 60658ms
Starting structural reductions in LTL mode, iteration 1 : 2443/2454 places, 2243/2254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64027 ms. Remains : 2443/2454 places, 2243/2254 transitions.
Stuttering acceptance computed with spot in 158 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p1)), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldPPPs-PT-040B-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-040B-LTLFireability-13 finished in 64217 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(X((p1&&G(p2))))))'
Support contains 3 out of 2454 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 2443 transition count 2243
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 2443 transition count 2243
Applied a total of 22 rules in 246 ms. Remains 2443 /2454 variables (removed 11) and now considering 2243/2254 (removed 11) transitions.
// Phase 1: matrix 2243 rows 2443 cols
[2024-06-01 14:25:53] [INFO ] Computed 441 invariants in 19 ms
[2024-06-01 14:25:54] [INFO ] Implicit Places using invariants in 810 ms returned []
[2024-06-01 14:25:54] [INFO ] Invariant cache hit.
[2024-06-01 14:25:56] [INFO ] Implicit Places using invariants and state equation in 2324 ms returned []
Implicit Place search using SMT with State Equation took 3138 ms to find 0 implicit places.
Running 2242 sub problems to find dead transitions.
[2024-06-01 14:25:56] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2442/4686 variables, and 0 constraints, problems are : Problem set: 0 solved, 2242 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2443 constraints, PredecessorRefiner: 2242/2242 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2242 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2442/4686 variables, and 0 constraints, problems are : Problem set: 0 solved, 2242 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 0/441 constraints, State Equation: 0/2443 constraints, PredecessorRefiner: 0/2242 constraints, Known Traps: 0/0 constraints]
After SMT, in 60555ms problems are : Problem set: 0 solved, 2242 unsolved
Search for dead transitions found 0 dead transitions in 60578ms
Starting structural reductions in LTL mode, iteration 1 : 2443/2454 places, 2243/2254 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63973 ms. Remains : 2443/2454 places, 2243/2254 transitions.
Stuttering acceptance computed with spot in 439 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p2), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (NOT p2), (NOT p2)]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-14
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldPPPs-PT-040B-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-040B-LTLFireability-14 finished in 64447 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 2454 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 282 transitions
Trivial Post-agglo rules discarded 282 transitions
Performed 282 trivial Post agglomeration. Transition count delta: 282
Iterating post reduction 0 with 282 rules applied. Total rules applied 282 place count 2453 transition count 1971
Reduce places removed 282 places and 0 transitions.
Iterating post reduction 1 with 282 rules applied. Total rules applied 564 place count 2171 transition count 1971
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 564 place count 2171 transition count 1771
Deduced a syphon composed of 200 places in 3 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 964 place count 1971 transition count 1771
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 975 place count 1960 transition count 1760
Iterating global reduction 2 with 11 rules applied. Total rules applied 986 place count 1960 transition count 1760
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 986 place count 1960 transition count 1754
Deduced a syphon composed of 6 places in 3 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 998 place count 1954 transition count 1754
Performed 711 Post agglomeration using F-continuation condition.Transition count delta: 711
Deduced a syphon composed of 711 places in 1 ms
Reduce places removed 711 places and 0 transitions.
Iterating global reduction 2 with 1422 rules applied. Total rules applied 2420 place count 1243 transition count 1043
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2422 place count 1241 transition count 1041
Applied a total of 2422 rules in 350 ms. Remains 1241 /2454 variables (removed 1213) and now considering 1041/2254 (removed 1213) transitions.
// Phase 1: matrix 1041 rows 1241 cols
[2024-06-01 14:26:57] [INFO ] Computed 441 invariants in 3 ms
[2024-06-01 14:26:58] [INFO ] Implicit Places using invariants in 528 ms returned []
[2024-06-01 14:26:58] [INFO ] Invariant cache hit.
[2024-06-01 14:26:59] [INFO ] Implicit Places using invariants and state equation in 1068 ms returned []
Implicit Place search using SMT with State Equation took 1596 ms to find 0 implicit places.
[2024-06-01 14:26:59] [INFO ] Redundant transitions in 21 ms returned []
Running 1039 sub problems to find dead transitions.
[2024-06-01 14:26:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1241/2282 variables, and 441 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 1039/1039 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1039 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
[2024-06-01 14:27:46] [INFO ] Deduced a trap composed of 13 places in 33 ms of which 1 ms to minimize.
[2024-06-01 14:27:47] [INFO ] Deduced a trap composed of 28 places in 30 ms of which 0 ms to minimize.
[2024-06-01 14:27:47] [INFO ] Deduced a trap composed of 42 places in 39 ms of which 1 ms to minimize.
[2024-06-01 14:27:47] [INFO ] Deduced a trap composed of 56 places in 44 ms of which 1 ms to minimize.
[2024-06-01 14:27:48] [INFO ] Deduced a trap composed of 73 places in 47 ms of which 1 ms to minimize.
[2024-06-01 14:27:48] [INFO ] Deduced a trap composed of 85 places in 50 ms of which 1 ms to minimize.
[2024-06-01 14:27:48] [INFO ] Deduced a trap composed of 103 places in 60 ms of which 4 ms to minimize.
[2024-06-01 14:27:48] [INFO ] Deduced a trap composed of 113 places in 56 ms of which 1 ms to minimize.
[2024-06-01 14:27:49] [INFO ] Deduced a trap composed of 129 places in 63 ms of which 2 ms to minimize.
[2024-06-01 14:27:49] [INFO ] Deduced a trap composed of 144 places in 66 ms of which 1 ms to minimize.
[2024-06-01 14:27:49] [INFO ] Deduced a trap composed of 159 places in 73 ms of which 1 ms to minimize.
[2024-06-01 14:27:50] [INFO ] Deduced a trap composed of 175 places in 74 ms of which 2 ms to minimize.
[2024-06-01 14:27:50] [INFO ] Deduced a trap composed of 190 places in 82 ms of which 1 ms to minimize.
[2024-06-01 14:27:50] [INFO ] Deduced a trap composed of 206 places in 83 ms of which 2 ms to minimize.
[2024-06-01 14:27:51] [INFO ] Deduced a trap composed of 219 places in 96 ms of which 2 ms to minimize.
[2024-06-01 14:27:51] [INFO ] Deduced a trap composed of 232 places in 94 ms of which 2 ms to minimize.
[2024-06-01 14:27:51] [INFO ] Deduced a trap composed of 252 places in 97 ms of which 2 ms to minimize.
[2024-06-01 14:27:52] [INFO ] Deduced a trap composed of 267 places in 105 ms of which 3 ms to minimize.
[2024-06-01 14:27:52] [INFO ] Deduced a trap composed of 277 places in 114 ms of which 2 ms to minimize.
[2024-06-01 14:27:53] [INFO ] Deduced a trap composed of 293 places in 113 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1241 variables, 20/461 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1241/2282 variables, and 461 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 0/1039 constraints, Known Traps: 20/20 constraints]
After SMT, in 60209ms problems are : Problem set: 0 solved, 1039 unsolved
Search for dead transitions found 0 dead transitions in 60219ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1241/2454 places, 1041/2254 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62198 ms. Remains : 1241/2454 places, 1041/2254 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-15
Product exploration explored 100000 steps with 37 reset in 873 ms.
Product exploration explored 100000 steps with 37 reset in 1066 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 82 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
RANDOM walk for 11070 steps (3 resets) in 121 ms. (90 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Support contains 1 out of 1241 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1241/1241 places, 1041/1041 transitions.
Applied a total of 0 rules in 38 ms. Remains 1241 /1241 variables (removed 0) and now considering 1041/1041 (removed 0) transitions.
[2024-06-01 14:28:02] [INFO ] Invariant cache hit.
[2024-06-01 14:28:02] [INFO ] Implicit Places using invariants in 550 ms returned []
[2024-06-01 14:28:02] [INFO ] Invariant cache hit.
[2024-06-01 14:28:03] [INFO ] Implicit Places using invariants and state equation in 1016 ms returned []
Implicit Place search using SMT with State Equation took 1579 ms to find 0 implicit places.
[2024-06-01 14:28:03] [INFO ] Redundant transitions in 12 ms returned []
Running 1039 sub problems to find dead transitions.
[2024-06-01 14:28:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1241/2282 variables, and 441 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 1039/1039 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1039 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
[2024-06-01 14:28:51] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 1 ms to minimize.
[2024-06-01 14:28:52] [INFO ] Deduced a trap composed of 28 places in 40 ms of which 1 ms to minimize.
[2024-06-01 14:28:52] [INFO ] Deduced a trap composed of 42 places in 38 ms of which 0 ms to minimize.
[2024-06-01 14:28:52] [INFO ] Deduced a trap composed of 56 places in 52 ms of which 0 ms to minimize.
[2024-06-01 14:28:52] [INFO ] Deduced a trap composed of 73 places in 63 ms of which 1 ms to minimize.
[2024-06-01 14:28:53] [INFO ] Deduced a trap composed of 85 places in 64 ms of which 1 ms to minimize.
[2024-06-01 14:28:53] [INFO ] Deduced a trap composed of 103 places in 62 ms of which 1 ms to minimize.
[2024-06-01 14:28:53] [INFO ] Deduced a trap composed of 113 places in 70 ms of which 1 ms to minimize.
[2024-06-01 14:28:54] [INFO ] Deduced a trap composed of 129 places in 81 ms of which 1 ms to minimize.
[2024-06-01 14:28:54] [INFO ] Deduced a trap composed of 144 places in 64 ms of which 1 ms to minimize.
[2024-06-01 14:28:54] [INFO ] Deduced a trap composed of 159 places in 71 ms of which 1 ms to minimize.
[2024-06-01 14:28:55] [INFO ] Deduced a trap composed of 175 places in 72 ms of which 2 ms to minimize.
[2024-06-01 14:28:55] [INFO ] Deduced a trap composed of 190 places in 82 ms of which 2 ms to minimize.
[2024-06-01 14:28:55] [INFO ] Deduced a trap composed of 206 places in 84 ms of which 2 ms to minimize.
[2024-06-01 14:28:56] [INFO ] Deduced a trap composed of 219 places in 85 ms of which 2 ms to minimize.
[2024-06-01 14:28:56] [INFO ] Deduced a trap composed of 232 places in 91 ms of which 2 ms to minimize.
[2024-06-01 14:28:56] [INFO ] Deduced a trap composed of 252 places in 96 ms of which 3 ms to minimize.
[2024-06-01 14:28:57] [INFO ] Deduced a trap composed of 267 places in 102 ms of which 2 ms to minimize.
[2024-06-01 14:28:57] [INFO ] Deduced a trap composed of 277 places in 104 ms of which 2 ms to minimize.
[2024-06-01 14:28:58] [INFO ] Deduced a trap composed of 293 places in 110 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1241 variables, 20/461 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1241/2282 variables, and 461 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 0/1039 constraints, Known Traps: 20/20 constraints]
After SMT, in 60197ms problems are : Problem set: 0 solved, 1039 unsolved
Search for dead transitions found 0 dead transitions in 60206ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61841 ms. Remains : 1241/1241 places, 1041/1041 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 81 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
RANDOM walk for 11115 steps (3 resets) in 107 ms. (102 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Product exploration explored 100000 steps with 37 reset in 887 ms.
Product exploration explored 100000 steps with 37 reset in 1074 ms.
Support contains 1 out of 1241 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1241/1241 places, 1041/1041 transitions.
Applied a total of 0 rules in 32 ms. Remains 1241 /1241 variables (removed 0) and now considering 1041/1041 (removed 0) transitions.
[2024-06-01 14:29:06] [INFO ] Invariant cache hit.
[2024-06-01 14:29:07] [INFO ] Implicit Places using invariants in 547 ms returned []
[2024-06-01 14:29:07] [INFO ] Invariant cache hit.
[2024-06-01 14:29:08] [INFO ] Implicit Places using invariants and state equation in 1132 ms returned []
Implicit Place search using SMT with State Equation took 1681 ms to find 0 implicit places.
[2024-06-01 14:29:08] [INFO ] Redundant transitions in 15 ms returned []
Running 1039 sub problems to find dead transitions.
[2024-06-01 14:29:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1241/2282 variables, and 441 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 1039/1039 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1039 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1241 variables, 441/441 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
[2024-06-01 14:29:56] [INFO ] Deduced a trap composed of 13 places in 37 ms of which 0 ms to minimize.
[2024-06-01 14:29:56] [INFO ] Deduced a trap composed of 28 places in 35 ms of which 0 ms to minimize.
[2024-06-01 14:29:56] [INFO ] Deduced a trap composed of 42 places in 38 ms of which 0 ms to minimize.
[2024-06-01 14:29:56] [INFO ] Deduced a trap composed of 56 places in 41 ms of which 1 ms to minimize.
[2024-06-01 14:29:57] [INFO ] Deduced a trap composed of 73 places in 45 ms of which 1 ms to minimize.
[2024-06-01 14:29:57] [INFO ] Deduced a trap composed of 85 places in 48 ms of which 1 ms to minimize.
[2024-06-01 14:29:57] [INFO ] Deduced a trap composed of 103 places in 52 ms of which 1 ms to minimize.
[2024-06-01 14:29:58] [INFO ] Deduced a trap composed of 113 places in 56 ms of which 1 ms to minimize.
[2024-06-01 14:29:58] [INFO ] Deduced a trap composed of 129 places in 64 ms of which 2 ms to minimize.
[2024-06-01 14:29:58] [INFO ] Deduced a trap composed of 144 places in 65 ms of which 1 ms to minimize.
[2024-06-01 14:29:59] [INFO ] Deduced a trap composed of 159 places in 70 ms of which 1 ms to minimize.
[2024-06-01 14:29:59] [INFO ] Deduced a trap composed of 175 places in 77 ms of which 2 ms to minimize.
[2024-06-01 14:29:59] [INFO ] Deduced a trap composed of 190 places in 72 ms of which 1 ms to minimize.
[2024-06-01 14:30:00] [INFO ] Deduced a trap composed of 206 places in 81 ms of which 1 ms to minimize.
[2024-06-01 14:30:00] [INFO ] Deduced a trap composed of 219 places in 92 ms of which 2 ms to minimize.
[2024-06-01 14:30:00] [INFO ] Deduced a trap composed of 232 places in 91 ms of which 2 ms to minimize.
[2024-06-01 14:30:01] [INFO ] Deduced a trap composed of 252 places in 92 ms of which 2 ms to minimize.
[2024-06-01 14:30:01] [INFO ] Deduced a trap composed of 267 places in 98 ms of which 2 ms to minimize.
[2024-06-01 14:30:01] [INFO ] Deduced a trap composed of 277 places in 102 ms of which 3 ms to minimize.
[2024-06-01 14:30:02] [INFO ] Deduced a trap composed of 293 places in 105 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1241 variables, 20/461 constraints. Problems are: Problem set: 0 solved, 1039 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1241/2282 variables, and 461 constraints, problems are : Problem set: 0 solved, 1039 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1241 constraints, PredecessorRefiner: 0/1039 constraints, Known Traps: 20/20 constraints]
After SMT, in 60181ms problems are : Problem set: 0 solved, 1039 unsolved
Search for dead transitions found 0 dead transitions in 60189ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61924 ms. Remains : 1241/1241 places, 1041/1041 transitions.
Treatment of property ShieldPPPs-PT-040B-LTLFireability-15 finished in 190923 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0||(p1 U p2)))||(X(G(p3))&&G(p1))))'
Found a Lengthening insensitive property : ShieldPPPs-PT-040B-LTLFireability-00
Stuttering acceptance computed with spot in 121 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p2))]
Support contains 4 out of 2454 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2454/2454 places, 2254/2254 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 280 transitions
Trivial Post-agglo rules discarded 280 transitions
Performed 280 trivial Post agglomeration. Transition count delta: 280
Iterating post reduction 0 with 280 rules applied. Total rules applied 280 place count 2453 transition count 1973
Reduce places removed 280 places and 0 transitions.
Iterating post reduction 1 with 280 rules applied. Total rules applied 560 place count 2173 transition count 1973
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 560 place count 2173 transition count 1774
Deduced a syphon composed of 199 places in 3 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 958 place count 1974 transition count 1774
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 967 place count 1965 transition count 1765
Iterating global reduction 2 with 9 rules applied. Total rules applied 976 place count 1965 transition count 1765
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 976 place count 1965 transition count 1761
Deduced a syphon composed of 4 places in 4 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 984 place count 1961 transition count 1761
Performed 712 Post agglomeration using F-continuation condition.Transition count delta: 712
Deduced a syphon composed of 712 places in 1 ms
Reduce places removed 712 places and 0 transitions.
Iterating global reduction 2 with 1424 rules applied. Total rules applied 2408 place count 1249 transition count 1049
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2410 place count 1247 transition count 1047
Applied a total of 2410 rules in 419 ms. Remains 1247 /2454 variables (removed 1207) and now considering 1047/2254 (removed 1207) transitions.
// Phase 1: matrix 1047 rows 1247 cols
[2024-06-01 14:30:09] [INFO ] Computed 441 invariants in 4 ms
[2024-06-01 14:30:09] [INFO ] Implicit Places using invariants in 536 ms returned []
[2024-06-01 14:30:09] [INFO ] Invariant cache hit.
[2024-06-01 14:30:10] [INFO ] Implicit Places using invariants and state equation in 1150 ms returned []
Implicit Place search using SMT with State Equation took 1689 ms to find 0 implicit places.
Running 1042 sub problems to find dead transitions.
[2024-06-01 14:30:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1244 variables, 420/420 constraints. Problems are: Problem set: 0 solved, 1042 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1244/2294 variables, and 420 constraints, problems are : Problem set: 0 solved, 1042 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 420/441 constraints, State Equation: 0/1247 constraints, PredecessorRefiner: 1042/1042 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1042 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1244 variables, 420/420 constraints. Problems are: Problem set: 0 solved, 1042 unsolved
[2024-06-01 14:30:55] [INFO ] Deduced a trap composed of 13 places in 42 ms of which 1 ms to minimize.
[2024-06-01 14:30:55] [INFO ] Deduced a trap composed of 28 places in 34 ms of which 0 ms to minimize.
[2024-06-01 14:30:56] [INFO ] Deduced a trap composed of 42 places in 39 ms of which 1 ms to minimize.
[2024-06-01 14:30:56] [INFO ] Deduced a trap composed of 56 places in 44 ms of which 1 ms to minimize.
[2024-06-01 14:30:56] [INFO ] Deduced a trap composed of 73 places in 44 ms of which 1 ms to minimize.
[2024-06-01 14:30:56] [INFO ] Deduced a trap composed of 85 places in 54 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1244 variables, 6/426 constraints. Problems are: Problem set: 0 solved, 1042 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 1244/2294 variables, and 426 constraints, problems are : Problem set: 0 solved, 1042 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 420/441 constraints, State Equation: 0/1247 constraints, PredecessorRefiner: 0/1042 constraints, Known Traps: 6/6 constraints]
After SMT, in 60212ms problems are : Problem set: 0 solved, 1042 unsolved
Search for dead transitions found 0 dead transitions in 60222ms
Starting structural reductions in LI_LTL mode, iteration 1 : 1247/2454 places, 1047/2254 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 62333 ms. Remains : 1247/2454 places, 1047/2254 transitions.
Running random walk in product with property : ShieldPPPs-PT-040B-LTLFireability-00
Product exploration explored 100000 steps with 28268 reset in 741 ms.
Product exploration explored 100000 steps with 28258 reset in 875 ms.
Computed a total of 6 stabilizing places and 6 stable transitions
Computed a total of 6 stabilizing places and 6 stable transitions
Detected a total of 6/1247 stabilizing places and 6/1047 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/4 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)), (X (NOT p3)), (X (NOT (AND (NOT p0) (NOT p2) p1 p3))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) (NOT p2) p1 p3)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3)))), (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X p0), (X (NOT p0)), (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 (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3)))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 8 factoid took 1343 ms. Reduced automaton from 3 states, 5 edges and 4 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 209 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 5308 steps (2 resets) in 60 ms. (87 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)), (X (NOT p3)), (X (NOT (AND (NOT p0) (NOT p2) p1 p3))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) (NOT p2) p1 p3)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3)))), (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X p0), (X (NOT p0)), (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 (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND (NOT p0) (NOT p2) (NOT p1)) (AND (NOT p0) (NOT p2) (NOT p3)))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p0 (NOT p2)))), (F p0), (F p2), (F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p2))))]
Knowledge based reduction with 8 factoid took 1793 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 186 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 189 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2024-06-01 14:31:16] [INFO ] Invariant cache hit.
[2024-06-01 14:31:17] [INFO ] [Real]Absence check using 441 positive place invariants in 239 ms returned sat
[2024-06-01 14:31:20] [INFO ] [Real]Absence check using state equation in 3542 ms returned sat
[2024-06-01 14:31:21] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 14:31:21] [INFO ] [Nat]Absence check using 441 positive place invariants in 206 ms returned sat
[2024-06-01 14:31:24] [INFO ] [Nat]Absence check using state equation in 2221 ms returned sat
[2024-06-01 14:31:24] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 0 ms to minimize.
[2024-06-01 14:31:24] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 1 ms to minimize.
[2024-06-01 14:31:24] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 0 ms to minimize.
[2024-06-01 14:31:24] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 282 ms
[2024-06-01 14:31:24] [INFO ] Computed and/alt/rep : 1042/2037/1042 causal constraints (skipped 0 transitions) in 43 ms.
[2024-06-01 14:31:36] [INFO ] Added : 605 causal constraints over 121 iterations in 11642 ms. Result :unknown
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 2 out of 1247 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1247/1247 places, 1047/1047 transitions.
Applied a total of 0 rules in 33 ms. Remains 1247 /1247 variables (removed 0) and now considering 1047/1047 (removed 0) transitions.
[2024-06-01 14:31:36] [INFO ] Invariant cache hit.
[2024-06-01 14:31:36] [INFO ] Implicit Places using invariants in 494 ms returned []
[2024-06-01 14:31:36] [INFO ] Invariant cache hit.
[2024-06-01 14:31:37] [INFO ] Implicit Places using invariants and state equation in 1090 ms returned []
Implicit Place search using SMT with State Equation took 1585 ms to find 0 implicit places.
[2024-06-01 14:31:37] [INFO ] Redundant transitions in 17 ms returned []
Running 1042 sub problems to find dead transitions.
[2024-06-01 14:31:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1244 variables, 420/420 constraints. Problems are: Problem set: 0 solved, 1042 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1244/2294 variables, and 420 constraints, problems are : Problem set: 0 solved, 1042 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 420/441 constraints, State Equation: 0/1247 constraints, PredecessorRefiner: 1042/1042 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1042 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1244 variables, 420/420 constraints. Problems are: Problem set: 0 solved, 1042 unsolved
[2024-06-01 14:32:22] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 1 ms to minimize.
[2024-06-01 14:32:22] [INFO ] Deduced a trap composed of 28 places in 33 ms of which 1 ms to minimize.
[2024-06-01 14:32:23] [INFO ] Deduced a trap composed of 42 places in 40 ms of which 0 ms to minimize.
[2024-06-01 14:32:23] [INFO ] Deduced a trap composed of 56 places in 37 ms of which 0 ms to minimize.
[2024-06-01 14:32:23] [INFO ] Deduced a trap composed of 73 places in 50 ms of which 1 ms to minimize.
[2024-06-01 14:32:23] [INFO ] Deduced a trap composed of 85 places in 53 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1244 variables, 6/426 constraints. Problems are: Problem set: 0 solved, 1042 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1244/2294 variables, and 426 constraints, problems are : Problem set: 0 solved, 1042 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 420/441 constraints, State Equation: 0/1247 constraints, PredecessorRefiner: 0/1042 constraints, Known Traps: 6/6 constraints]
After SMT, in 60213ms problems are : Problem set: 0 solved, 1042 unsolved
Search for dead transitions found 0 dead transitions in 60221ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61867 ms. Remains : 1247/1247 places, 1047/1047 transitions.
Computed a total of 6 stabilizing places and 6 stable transitions
Computed a total of 6 stabilizing places and 6 stable transitions
Detected a total of 6/1247 stabilizing places and 6/1047 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT (AND p0 p2))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p0 p2))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 4 factoid took 747 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 186 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 15817 steps (6 resets) in 191 ms. (82 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (NOT (AND p0 p2))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) p2))), (X (AND p0 (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p0 p2))), (X (X (NOT (AND p0 p2)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR p0 (NOT p2)))), (F p0), (F p2), (F (NOT (AND (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p2))))]
Knowledge based reduction with 4 factoid took 1082 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 205 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 193 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2024-06-01 14:32:40] [INFO ] Invariant cache hit.
[2024-06-01 14:32:41] [INFO ] [Real]Absence check using 441 positive place invariants in 223 ms returned sat
[2024-06-01 14:32:45] [INFO ] [Real]Absence check using state equation in 3788 ms returned sat
[2024-06-01 14:32:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 14:32:46] [INFO ] [Nat]Absence check using 441 positive place invariants in 225 ms returned sat
[2024-06-01 14:32:48] [INFO ] [Nat]Absence check using state equation in 2398 ms returned sat
[2024-06-01 14:32:48] [INFO ] Deduced a trap composed of 8 places in 29 ms of which 1 ms to minimize.
[2024-06-01 14:32:48] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 0 ms to minimize.
[2024-06-01 14:32:48] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 1 ms to minimize.
[2024-06-01 14:32:48] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 300 ms
[2024-06-01 14:32:48] [INFO ] Computed and/alt/rep : 1042/2037/1042 causal constraints (skipped 0 transitions) in 57 ms.
[2024-06-01 14:33:00] [INFO ] Added : 605 causal constraints over 121 iterations in 11352 ms. Result :unknown
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 205 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 28249 reset in 750 ms.
Product exploration explored 100000 steps with 28311 reset in 878 ms.
Support contains 2 out of 1247 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1247/1247 places, 1047/1047 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1245 transition count 1045
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 1244 transition count 1044
Applied a total of 3 rules in 93 ms. Remains 1244 /1247 variables (removed 3) and now considering 1044/1047 (removed 3) transitions.
// Phase 1: matrix 1044 rows 1244 cols
[2024-06-01 14:33:02] [INFO ] Computed 441 invariants in 2 ms
[2024-06-01 14:33:02] [INFO ] Implicit Places using invariants in 541 ms returned []
[2024-06-01 14:33:02] [INFO ] Invariant cache hit.
[2024-06-01 14:33:03] [INFO ] Implicit Places using invariants and state equation in 1084 ms returned []
Implicit Place search using SMT with State Equation took 1640 ms to find 0 implicit places.
[2024-06-01 14:33:03] [INFO ] Redundant transitions in 15 ms returned []
Running 1040 sub problems to find dead transitions.
[2024-06-01 14:33:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1242 variables, 421/421 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1242/2288 variables, and 421 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 421/441 constraints, State Equation: 0/1244 constraints, PredecessorRefiner: 1040/1040 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1040 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1242 variables, 421/421 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
[2024-06-01 14:33:48] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 1 ms to minimize.
[2024-06-01 14:33:49] [INFO ] Deduced a trap composed of 28 places in 34 ms of which 1 ms to minimize.
[2024-06-01 14:33:49] [INFO ] Deduced a trap composed of 42 places in 37 ms of which 1 ms to minimize.
[2024-06-01 14:33:49] [INFO ] Deduced a trap composed of 56 places in 39 ms of which 1 ms to minimize.
[2024-06-01 14:33:49] [INFO ] Deduced a trap composed of 73 places in 46 ms of which 1 ms to minimize.
[2024-06-01 14:33:50] [INFO ] Deduced a trap composed of 85 places in 49 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/1242 variables, 6/427 constraints. Problems are: Problem set: 0 solved, 1040 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1242/2288 variables, and 427 constraints, problems are : Problem set: 0 solved, 1040 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 421/441 constraints, State Equation: 0/1244 constraints, PredecessorRefiner: 0/1040 constraints, Known Traps: 6/6 constraints]
After SMT, in 60219ms problems are : Problem set: 0 solved, 1040 unsolved
Search for dead transitions found 0 dead transitions in 60229ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1244/1247 places, 1044/1047 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61985 ms. Remains : 1244/1247 places, 1044/1047 transitions.
Treatment of property ShieldPPPs-PT-040B-LTLFireability-00 finished in 235552 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||X(X(X(p1))))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||(F(p1) U X(p2))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
[2024-06-01 14:34:04] [INFO ] Flatten gal took : 75 ms
[2024-06-01 14:34:04] [INFO ] Export to MCC of 7 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-06-01 14:34:04] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 2454 places, 2254 transitions and 6428 arcs took 9 ms.
Total runtime 2400650 ms.
There are residual formulas that ITS could not solve within timeout
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
mcc2024
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="ShieldPPPs-PT-040B"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is ShieldPPPs-PT-040B, 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 r528-tall-171683761200492"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPs-PT-040B.tgz
mv ShieldPPPs-PT-040B 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 ;