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.r399-tall-171690531400900.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is Szymanski-PT-b12, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r399-tall-171690531400900
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.0M
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 16:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 19:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K Apr 11 15:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 69K Apr 11 15:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 08:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 08:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 3.7M 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 Szymanski-PT-b12-LTLFireability-00
FORMULA_NAME Szymanski-PT-b12-LTLFireability-01
FORMULA_NAME Szymanski-PT-b12-LTLFireability-02
FORMULA_NAME Szymanski-PT-b12-LTLFireability-03
FORMULA_NAME Szymanski-PT-b12-LTLFireability-04
FORMULA_NAME Szymanski-PT-b12-LTLFireability-05
FORMULA_NAME Szymanski-PT-b12-LTLFireability-06
FORMULA_NAME Szymanski-PT-b12-LTLFireability-07
FORMULA_NAME Szymanski-PT-b12-LTLFireability-08
FORMULA_NAME Szymanski-PT-b12-LTLFireability-09
FORMULA_NAME Szymanski-PT-b12-LTLFireability-10
FORMULA_NAME Szymanski-PT-b12-LTLFireability-11
FORMULA_NAME Szymanski-PT-b12-LTLFireability-12
FORMULA_NAME Szymanski-PT-b12-LTLFireability-13
FORMULA_NAME Szymanski-PT-b12-LTLFireability-14
FORMULA_NAME Szymanski-PT-b12-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717110168146

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b12
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-30 23:02:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-30 23:02:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 23:02:49] [INFO ] Load time of PNML (sax parser for PT used): 320 ms
[2024-05-30 23:02:49] [INFO ] Transformed 568 places.
[2024-05-30 23:02:49] [INFO ] Transformed 8320 transitions.
[2024-05-30 23:02:49] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 454 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 25 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 260 places in 18 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b12-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 53 out of 308 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 306 transition count 8064
Applied a total of 2 rules in 138 ms. Remains 306 /308 variables (removed 2) and now considering 8064/8064 (removed 0) transitions.
[2024-05-30 23:02:50] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2024-05-30 23:02:50] [INFO ] Computed 1 invariants in 46 ms
[2024-05-30 23:02:50] [INFO ] Implicit Places using invariants in 638 ms returned []
[2024-05-30 23:02:50] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:02:50] [INFO ] Invariant cache hit.
[2024-05-30 23:02:51] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:03:21] [INFO ] Performed 273/306 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:03:25] [INFO ] Implicit Places using invariants and state equation in 34473 ms returned []
Implicit Place search using SMT with State Equation took 35139 ms to find 0 implicit places.
Running 8062 sub problems to find dead transitions.
[2024-05-30 23:03:25] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:03:25] [INFO ] Invariant cache hit.
[2024-05-30 23:03:25] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30212 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 8062/8062 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8062 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30127 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/8062 constraints, Known Traps: 0/0 constraints]
After SMT, in 88930ms problems are : Problem set: 0 solved, 8062 unsolved
Search for dead transitions found 0 dead transitions in 89035ms
Starting structural reductions in LTL mode, iteration 1 : 306/308 places, 8064/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 124371 ms. Remains : 306/308 places, 8064/8064 transitions.
Support contains 53 out of 306 places after structural reductions.
[2024-05-30 23:04:55] [INFO ] Flatten gal took : 474 ms
[2024-05-30 23:04:55] [INFO ] Flatten gal took : 305 ms
[2024-05-30 23:04:55] [INFO ] Input system was already deterministic with 8064 transitions.
Support contains 51 out of 306 places (down from 53) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 28 to 27
RANDOM walk for 40021 steps (10 resets) in 1786 ms. (22 steps per ms) remains 23/27 properties
BEST_FIRST walk for 4003 steps (8 resets) in 65 ms. (60 steps per ms) remains 20/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 19/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 17/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 16/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 11 ms. (333 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 16/16 properties
[2024-05-30 23:04:56] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:04:56] [INFO ] Invariant cache hit.
[2024-05-30 23:04:56] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 275/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Problem AtomicPropp14 is UNSAT
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3039 variables, 147/454 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3039 variables, 0/454 constraints. Problems are: Problem set: 1 solved, 15 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3039 variables, 0/454 constraints. Problems are: Problem set: 1 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3039/3039 variables, and 454 constraints, problems are : Problem set: 1 solved, 15 unsolved in 4074 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 279/306 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3039 variables, 147/454 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3039 variables, 15/469 constraints. Problems are: Problem set: 1 solved, 15 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3039/3039 variables, and 469 constraints, problems are : Problem set: 1 solved, 15 unsolved in 5020 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 15/16 constraints, Known Traps: 0/0 constraints]
After SMT, in 9201ms problems are : Problem set: 1 solved, 15 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 27 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 58 transitions
Reduce isomorphic transitions removed 58 transitions.
Iterating post reduction 0 with 58 rules applied. Total rules applied 58 place count 306 transition count 8006
Applied a total of 58 rules in 377 ms. Remains 306 /306 variables (removed 0) and now considering 8006/8064 (removed 58) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 380 ms. Remains : 306/306 places, 8006/8064 transitions.
RANDOM walk for 40024 steps (13 resets) in 217 ms. (183 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 14/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4002 steps (8 resets) in 15 ms. (250 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4003 steps (8 resets) in 10 ms. (363 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 14/14 properties
Interrupted probabilistic random walk after 124334 steps, run timeout after 3001 ms. (steps per millisecond=41 ) properties seen :2 out of 14
Probabilistic random walk after 124334 steps, saw 96708 distinct states, run finished after 3005 ms. (steps per millisecond=41 ) properties seen :2
[2024-05-30 23:05:09] [INFO ] Flow matrix only has 2675 transitions (discarded 5331 similar events)
// Phase 1: matrix 2675 rows 306 cols
[2024-05-30 23:05:09] [INFO ] Computed 1 invariants in 28 ms
[2024-05-30 23:05:09] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 284/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 2675/2981 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2981 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2981 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 0/2981 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2981/2981 variables, and 454 constraints, problems are : Problem set: 0 solved, 12 unsolved in 4398 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 284/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 2675/2981 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2981 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2981 variables, 12/466 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2981 variables, 0/466 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2981/2981 variables, and 466 constraints, problems are : Problem set: 0 solved, 12 unsolved in 45012 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 49520ms problems are : Problem set: 0 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 22 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8006/8006 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 306 transition count 8005
Applied a total of 1 rules in 216 ms. Remains 306 /306 variables (removed 0) and now considering 8005/8006 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 216 ms. Remains : 306/306 places, 8005/8006 transitions.
RANDOM walk for 40015 steps (10 resets) in 142 ms. (279 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (11 resets) in 56 ms. (701 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 11/12 properties
BEST_FIRST walk for 40004 steps (11 resets) in 52 ms. (754 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (9 resets) in 48 ms. (816 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (14 resets) in 53 ms. (740 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (9 resets) in 56 ms. (701 steps per ms) remains 10/11 properties
BEST_FIRST walk for 40004 steps (10 resets) in 59 ms. (666 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (10 resets) in 52 ms. (754 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (9 resets) in 50 ms. (784 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (11 resets) in 53 ms. (740 steps per ms) remains 8/10 properties
[2024-05-30 23:05:59] [INFO ] Flow matrix only has 2674 transitions (discarded 5331 similar events)
// Phase 1: matrix 2674 rows 306 cols
[2024-05-30 23:05:59] [INFO ] Computed 1 invariants in 22 ms
[2024-05-30 23:05:59] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 291/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 2674/2980 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2980 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2980 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/2980 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2980/2980 variables, and 454 constraints, problems are : Problem set: 0 solved, 8 unsolved in 4356 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 291/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 2674/2980 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2980 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2980 variables, 8/462 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2980 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/2980 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2980/2980 variables, and 462 constraints, problems are : Problem set: 0 solved, 8 unsolved in 28291 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 32735ms problems are : Problem set: 0 solved, 8 unsolved
Parikh walk visited 1 properties in 5099 ms.
Support contains 13 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8005/8005 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 60 place count 306 transition count 7945
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 61 place count 305 transition count 7817
Iterating global reduction 1 with 1 rules applied. Total rules applied 62 place count 305 transition count 7817
Applied a total of 62 rules in 385 ms. Remains 305 /306 variables (removed 1) and now considering 7817/8005 (removed 188) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 385 ms. Remains : 305/306 places, 7817/8005 transitions.
Successfully simplified 1 atomic propositions for a total of 15 simplifications.
FORMULA Szymanski-PT-b12-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 2432 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' '!(X(G(p0)))'
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 182 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:06:38] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2024-05-30 23:06:38] [INFO ] Computed 1 invariants in 40 ms
[2024-05-30 23:06:38] [INFO ] Implicit Places using invariants in 479 ms returned []
[2024-05-30 23:06:38] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:06:38] [INFO ] Invariant cache hit.
[2024-05-30 23:06:40] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:07:10] [INFO ] Performed 281/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:07:18] [INFO ] Implicit Places using invariants and state equation in 39870 ms returned []
Implicit Place search using SMT with State Equation took 40351 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:07:18] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:07:18] [INFO ] Invariant cache hit.
[2024-05-30 23:07:18] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30100 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
(s1 1)
(s2 1)
(s3 1)
(s4 1)
(s5 1)
(s6 1)
(s7 1)
(s8 1)
(s9 1)
(s10 1)
(s11 1)
(s12 1)
(s13 1)
(s14 1)
(s15 1)
(s16 1)
(s17 1)
(s18 1)
(s19 1)
(s20 1)
(s21 1)
(s22 1)
(s23 1)
(s24 1)
(s25 1)
(s26 1)
(s27 1)
(s28 1)
(s29 1)
(s30 1)
(s31 1)
(s32 1)
(s33 1)
(s34 1)
(s35 1)
(s36 1)
(s37 1)
(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)
(s52 1)
(s53 1)
(s54 1)
(s55 1)
(s56 1)
(s57 1)
(s58 1)
(s59 1)
(s60 1)
(s61 1)
(s62 1)
(s63 1)
(s64 1)
(s65 1)
(s66 1)
(s67 1)
(s68 1)
(s69 1)
(s70 timeout
1 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30100 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 89525ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 89597ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 130153 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 213 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 3 ms.
FORMULA Szymanski-PT-b12-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLFireability-00 finished in 130446 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(X(G(p1)))))'
Support contains 4 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 43 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:08:48] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:08:48] [INFO ] Invariant cache hit.
[2024-05-30 23:08:48] [INFO ] Implicit Places using invariants in 440 ms returned []
[2024-05-30 23:08:48] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:08:48] [INFO ] Invariant cache hit.
[2024-05-30 23:08:50] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:09:20] [INFO ] Performed 260/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:09:38] [INFO ] Implicit Places using invariants and state equation in 49495 ms returned []
Implicit Place search using SMT with State Equation took 49939 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:09:38] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:09:38] [INFO ] Invariant cache hit.
[2024-05-30 23:09:38] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30113 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30087 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 88868ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 88934ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 138931 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 158 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-01
Product exploration explored 100000 steps with 18 reset in 482 ms.
Stuttering criterion allowed to conclude after 25044 steps with 95 reset in 190 ms.
FORMULA Szymanski-PT-b12-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLFireability-01 finished in 139792 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X((G(p1) U G((p2 U p3))))||p0))))'
Support contains 7 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 45 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:11:08] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:11:08] [INFO ] Invariant cache hit.
[2024-05-30 23:11:08] [INFO ] Implicit Places using invariants in 394 ms returned []
[2024-05-30 23:11:08] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:11:08] [INFO ] Invariant cache hit.
[2024-05-30 23:11:10] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:11:40] [INFO ] Performed 115/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:11:54] [INFO ] Implicit Places using invariants and state equation in 45837 ms returned []
Implicit Place search using SMT with State Equation took 46232 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:11:54] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:11:54] [INFO ] Invariant cache hit.
[2024-05-30 23:11:54] [INFO ] State equation strengthened by 147 read => feed constraints.
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 timeout
1.0)
( org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30106 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 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 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30092 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 87541ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 87607ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 133900 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 395 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (NOT p3), true, (OR (AND (NOT p1) p3) (AND (NOT p1) p2)), (NOT p3), (NOT p3), (NOT p3)]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-02
Entered a terminal (fully accepting) state of product in 15589 steps with 43 reset in 132 ms.
FORMULA Szymanski-PT-b12-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLFireability-02 finished in 134467 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(((p1||X(p2)||(F(p4)&&p3))&&p0)))'
Support contains 8 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 43 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:13:22] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:13:22] [INFO ] Invariant cache hit.
[2024-05-30 23:13:23] [INFO ] Implicit Places using invariants in 455 ms returned []
[2024-05-30 23:13:23] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:13:23] [INFO ] Invariant cache hit.
[2024-05-30 23:13:24] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:13:54] [INFO ] Performed 271/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:14:01] [INFO ] Implicit Places using invariants and state equation in 38555 ms returned []
Implicit Place search using SMT with State Equation took 39020 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:14:01] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:14:01] [INFO ] Invariant cache hit.
[2024-05-30 23:14:01] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30104 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30098 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 90099ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 90162ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 129239 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 247 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2) (NOT p4)) (AND (NOT p1) (NOT p2) (NOT p3))), (OR (AND (NOT p1) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2) (NOT p4)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p1) (NOT p2) (NOT p4)) (AND (NOT p0) (NOT p2) (NOT p4))), (OR (AND (NOT p1) (NOT p2) (NOT p4)) (AND (NOT p0) (NOT p4)))]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-04
Stuttering criterion allowed to conclude after 223 steps with 0 reset in 2 ms.
FORMULA Szymanski-PT-b12-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLFireability-04 finished in 129544 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U G(!p0))))'
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 48 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:15:32] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:15:32] [INFO ] Invariant cache hit.
[2024-05-30 23:15:32] [INFO ] Implicit Places using invariants in 448 ms returned []
[2024-05-30 23:15:32] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:15:32] [INFO ] Invariant cache hit.
[2024-05-30 23:15:34] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:16:04] [INFO ] Performed 277/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:16:09] [INFO ] Implicit Places using invariants and state equation in 36457 ms returned []
Implicit Place search using SMT with State Equation took 36906 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:16:09] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:16:09] [INFO ] Invariant cache hit.
[2024-05-30 23:16:09] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30100 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30093 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 89896ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 89958ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 126927 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 133 ms :[p0, p0, p0, true]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-05
Entered a terminal (fully accepting) state of product in 15719 steps with 52 reset in 121 ms.
FORMULA Szymanski-PT-b12-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLFireability-05 finished in 127208 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 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Applied a total of 0 rules in 471 ms. Remains 306 /306 variables (removed 0) and now considering 8064/8064 (removed 0) transitions.
[2024-05-30 23:17:39] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2024-05-30 23:17:39] [INFO ] Computed 1 invariants in 19 ms
[2024-05-30 23:17:40] [INFO ] Implicit Places using invariants in 458 ms returned []
[2024-05-30 23:17:40] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:17:40] [INFO ] Invariant cache hit.
[2024-05-30 23:17:40] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:18:11] [INFO ] Performed 113/306 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:18:22] [INFO ] Implicit Places using invariants and state equation in 42012 ms returned []
Implicit Place search using SMT with State Equation took 42473 ms to find 0 implicit places.
[2024-05-30 23:18:23] [INFO ] Redundant transitions in 938 ms returned []
Running 8062 sub problems to find dead transitions.
[2024-05-30 23:18:23] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:18:23] [INFO ] Invariant cache hit.
[2024-05-30 23:18:23] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30099 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 8062/8062 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8062 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30121 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/8062 constraints, Known Traps: 0/0 constraints]
After SMT, in 90782ms problems are : Problem set: 0 solved, 8062 unsolved
Search for dead transitions found 0 dead transitions in 90850ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 134775 ms. Remains : 306/306 places, 8064/8064 transitions.
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-06
Product exploration explored 100000 steps with 11 reset in 540 ms.
Product exploration explored 100000 steps with 84 reset in 564 ms.
Computed a total of 12 stabilizing places and 2432 stable transitions
Computed a total of 12 stabilizing places and 2432 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 151 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40023 steps (12 resets) in 195 ms. (204 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (11 resets) in 192 ms. (207 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 240437 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 1
Probabilistic random walk after 240437 steps, saw 191027 distinct states, run finished after 3001 ms. (steps per millisecond=80 ) properties seen :0
[2024-05-30 23:19:58] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:19:58] [INFO ] Invariant cache hit.
[2024-05-30 23:19:58] [INFO ] State equation strengthened by 147 read => feed constraints.
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) 304/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3039 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3039 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3039 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3039/3039 variables, and 454 constraints, problems are : Problem set: 0 solved, 1 unsolved in 767 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 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) 304/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3039/3039 variables, and 454 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1470 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 2271ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 127 transitions
Reduce isomorphic transitions removed 127 transitions.
Iterating post reduction 0 with 127 rules applied. Total rules applied 127 place count 306 transition count 7937
Applied a total of 127 rules in 211 ms. Remains 306 /306 variables (removed 0) and now considering 7937/8064 (removed 127) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 211 ms. Remains : 306/306 places, 7937/8064 transitions.
RANDOM walk for 40025 steps (8 resets) in 174 ms. (228 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 242334 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 1
Probabilistic random walk after 242334 steps, saw 188939 distinct states, run finished after 3001 ms. (steps per millisecond=80 ) properties seen :0
[2024-05-30 23:20:04] [INFO ] Flow matrix only has 2606 transitions (discarded 5331 similar events)
// Phase 1: matrix 2606 rows 306 cols
[2024-05-30 23:20:04] [INFO ] Computed 2 invariants in 19 ms
[2024-05-30 23:20:04] [INFO ] State equation strengthened by 147 read => feed constraints.
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) 304/306 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-30 23:20:04] [INFO ] Deduced a trap composed of 50 places in 429 ms of which 17 ms to minimize.
[2024-05-30 23:20:05] [INFO ] Deduced a trap composed of 48 places in 427 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/306 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2606/2912 variables, 306/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2912 variables, 147/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2912 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/2912 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2912/2912 variables, and 457 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1622 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 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) 304/306 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-30 23:20:06] [INFO ] Deduced a trap composed of 31 places in 463 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/306 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/306 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2606/2912 variables, 306/311 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2912 variables, 147/458 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2912 variables, 1/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-30 23:20:08] [INFO ] Deduced a trap composed of 53 places in 454 ms of which 3 ms to minimize.
[2024-05-30 23:20:09] [INFO ] Deduced a trap composed of 38 places in 559 ms of which 2 ms to minimize.
[2024-05-30 23:20:10] [INFO ] Deduced a trap composed of 140 places in 275 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/2912 variables, 3/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2912 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/2912 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2912/2912 variables, and 462 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5243 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 6917ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 248 ms.
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 7937/7937 transitions.
Applied a total of 0 rules in 212 ms. Remains 306 /306 variables (removed 0) and now considering 7937/7937 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 213 ms. Remains : 306/306 places, 7937/7937 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 7937/7937 transitions.
Applied a total of 0 rules in 212 ms. Remains 306 /306 variables (removed 0) and now considering 7937/7937 (removed 0) transitions.
[2024-05-30 23:20:11] [INFO ] Flow matrix only has 2606 transitions (discarded 5331 similar events)
[2024-05-30 23:20:11] [INFO ] Invariant cache hit.
[2024-05-30 23:20:12] [INFO ] Implicit Places using invariants in 457 ms returned []
[2024-05-30 23:20:12] [INFO ] Flow matrix only has 2606 transitions (discarded 5331 similar events)
[2024-05-30 23:20:12] [INFO ] Invariant cache hit.
[2024-05-30 23:20:12] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:20:34] [INFO ] Implicit Places using invariants and state equation in 22529 ms returned []
Implicit Place search using SMT with State Equation took 22988 ms to find 0 implicit places.
[2024-05-30 23:20:35] [INFO ] Redundant transitions in 775 ms returned []
Running 7935 sub problems to find dead transitions.
[2024-05-30 23:20:35] [INFO ] Flow matrix only has 2606 transitions (discarded 5331 similar events)
[2024-05-30 23:20:35] [INFO ] Invariant cache hit.
[2024-05-30 23:20:35] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/2912 variables, and 2 constraints, problems are : Problem set: 0 solved, 7935 unsolved in 30100 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7935/7935 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7935 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/2912 variables, and 2 constraints, problems are : Problem set: 0 solved, 7935 unsolved in 30104 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7935 constraints, Known Traps: 0/0 constraints]
After SMT, in 91973ms problems are : Problem set: 0 solved, 7935 unsolved
Search for dead transitions found 0 dead transitions in 92057ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116062 ms. Remains : 306/306 places, 7937/7937 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 71 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Applied a total of 0 rules in 194 ms. Remains 306 /306 variables (removed 0) and now considering 8064/8064 (removed 0) transitions.
[2024-05-30 23:22:08] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2024-05-30 23:22:08] [INFO ] Computed 1 invariants in 19 ms
[2024-05-30 23:22:08] [INFO ] Implicit Places using invariants in 460 ms returned []
[2024-05-30 23:22:08] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:22:08] [INFO ] Invariant cache hit.
[2024-05-30 23:22:09] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:22:39] [INFO ] Performed 113/306 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:22:50] [INFO ] Implicit Places using invariants and state equation in 41661 ms returned []
Implicit Place search using SMT with State Equation took 42123 ms to find 0 implicit places.
[2024-05-30 23:22:50] [INFO ] Redundant transitions in 674 ms returned []
Running 8062 sub problems to find dead transitions.
[2024-05-30 23:22:51] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:22:51] [INFO ] Invariant cache hit.
[2024-05-30 23:22:51] [INFO ] State equation strengthened by 147 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30091 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 8062/8062 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8062 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
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(s234 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30104 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/8062 constraints, Known Traps: 0/0 constraints]
After SMT, in 90231ms problems are : Problem set: 0 solved, 8062 unsolved
Search for dead transitions found 0 dead transitions in 90298ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 133318 ms. Remains : 306/306 places, 8064/8064 transitions.
Computed a total of 12 stabilizing places and 2432 stable transitions
Computed a total of 12 stabilizing places and 2432 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 72 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40015 steps (14 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (9 resets) in 72 ms. (547 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 263052 steps, run timeout after 3001 ms. (steps per millisecond=87 ) properties seen :0 out of 1
Probabilistic random walk after 263052 steps, saw 208924 distinct states, run finished after 3001 ms. (steps per millisecond=87 ) properties seen :0
[2024-05-30 23:24:24] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:24:24] [INFO ] Invariant cache hit.
[2024-05-30 23:24:24] [INFO ] State equation strengthened by 147 read => feed constraints.
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) 304/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3039 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3039 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3039 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3039/3039 variables, and 454 constraints, problems are : Problem set: 0 solved, 1 unsolved in 723 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 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) 304/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3039/3039 variables, and 454 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1475 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 2223ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 127 transitions
Reduce isomorphic transitions removed 127 transitions.
Iterating post reduction 0 with 127 rules applied. Total rules applied 127 place count 306 transition count 7937
Applied a total of 127 rules in 197 ms. Remains 306 /306 variables (removed 0) and now considering 7937/8064 (removed 127) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 197 ms. Remains : 306/306 places, 7937/8064 transitions.
RANDOM walk for 40006 steps (8 resets) in 86 ms. (459 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 236830 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :0 out of 1
Probabilistic random walk after 236830 steps, saw 184635 distinct states, run finished after 3001 ms. (steps per millisecond=78 ) properties seen :0
[2024-05-30 23:24:30] [INFO ] Flow matrix only has 2606 transitions (discarded 5331 similar events)
// Phase 1: matrix 2606 rows 306 cols
[2024-05-30 23:24:30] [INFO ] Computed 2 invariants in 19 ms
[2024-05-30 23:24:30] [INFO ] State equation strengthened by 147 read => feed constraints.
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) 304/306 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-30 23:24:30] [INFO ] Deduced a trap composed of 50 places in 410 ms of which 2 ms to minimize.
[2024-05-30 23:24:30] [INFO ] Deduced a trap composed of 48 places in 371 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/306 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2606/2912 variables, 306/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2912 variables, 147/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2912 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/2912 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2912/2912 variables, and 457 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1538 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 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) 304/306 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-30 23:24:32] [INFO ] Deduced a trap composed of 31 places in 439 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/306 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/306 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2606/2912 variables, 306/311 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2912 variables, 147/458 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2912 variables, 1/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-30 23:24:33] [INFO ] Deduced a trap composed of 53 places in 429 ms of which 2 ms to minimize.
[2024-05-30 23:24:35] [INFO ] Deduced a trap composed of 38 places in 529 ms of which 2 ms to minimize.
[2024-05-30 23:24:36] [INFO ] Deduced a trap composed of 140 places in 263 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/2912 variables, 3/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2912 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/2912 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2912/2912 variables, and 462 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5193 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 6782ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 224 ms.
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 7937/7937 transitions.
Applied a total of 0 rules in 204 ms. Remains 306 /306 variables (removed 0) and now considering 7937/7937 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 204 ms. Remains : 306/306 places, 7937/7937 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 7937/7937 transitions.
Applied a total of 0 rules in 197 ms. Remains 306 /306 variables (removed 0) and now considering 7937/7937 (removed 0) transitions.
[2024-05-30 23:24:37] [INFO ] Flow matrix only has 2606 transitions (discarded 5331 similar events)
[2024-05-30 23:24:37] [INFO ] Invariant cache hit.
[2024-05-30 23:24:37] [INFO ] Implicit Places using invariants in 444 ms returned []
[2024-05-30 23:24:37] [INFO ] Flow matrix only has 2606 transitions (discarded 5331 similar events)
[2024-05-30 23:24:37] [INFO ] Invariant cache hit.
[2024-05-30 23:24:38] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:25:00] [INFO ] Implicit Places using invariants and state equation in 22570 ms returned []
Implicit Place search using SMT with State Equation took 23016 ms to find 0 implicit places.
[2024-05-30 23:25:01] [INFO ] Redundant transitions in 874 ms returned []
Running 7935 sub problems to find dead transitions.
[2024-05-30 23:25:01] [INFO ] Flow matrix only has 2606 transitions (discarded 5331 similar events)
[2024-05-30 23:25:01] [INFO ] Invariant cache hit.
[2024-05-30 23:25:01] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/2912 variables, and 2 constraints, problems are : Problem set: 0 solved, 7935 unsolved in 30099 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7935/7935 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7935 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/2912 variables, and 2 constraints, problems are : Problem set: 0 solved, 7935 unsolved in 30100 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7935 constraints, Known Traps: 0/0 constraints]
After SMT, in 91842ms problems are : Problem set: 0 solved, 7935 unsolved
Search for dead transitions found 0 dead transitions in 91921ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116034 ms. Remains : 306/306 places, 7937/7937 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 87 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 69 reset in 516 ms.
Product exploration explored 100000 steps with 90 reset in 540 ms.
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Applied a total of 0 rules in 198 ms. Remains 306 /306 variables (removed 0) and now considering 8064/8064 (removed 0) transitions.
[2024-05-30 23:26:34] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2024-05-30 23:26:34] [INFO ] Computed 1 invariants in 49 ms
[2024-05-30 23:26:35] [INFO ] Implicit Places using invariants in 508 ms returned []
[2024-05-30 23:26:35] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:26:35] [INFO ] Invariant cache hit.
[2024-05-30 23:26:35] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:27:06] [INFO ] Performed 114/306 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:27:16] [INFO ] Implicit Places using invariants and state equation in 41031 ms returned []
Implicit Place search using SMT with State Equation took 41542 ms to find 0 implicit places.
[2024-05-30 23:27:17] [INFO ] Redundant transitions in 685 ms returned []
Running 8062 sub problems to find dead transitions.
[2024-05-30 23:27:17] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 23:27:17] [INFO ] Invariant cache hit.
[2024-05-30 23:27:17] [INFO ] State equation strengthened by 147 read => feed constraints.
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(s175 timeout
1.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30096 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 8062/8062 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8062 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 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 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30094 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/8062 constraints, Known Traps: 0/0 constraints]
After SMT, in 92591ms problems are : Problem set: 0 solved, 8062 unsolved
Search for dead transitions found 0 dead transitions in 92663ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 135111 ms. Remains : 306/306 places, 8064/8064 transitions.
Treatment of property Szymanski-PT-b12-LTLFireability-06 finished in 670889 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 X(p1)))))'
Support contains 4 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 46 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:28:50] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2024-05-30 23:28:50] [INFO ] Computed 1 invariants in 24 ms
[2024-05-30 23:28:50] [INFO ] Implicit Places using invariants in 466 ms returned []
[2024-05-30 23:28:50] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:28:50] [INFO ] Invariant cache hit.
[2024-05-30 23:28:52] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:29:22] [INFO ] Performed 276/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:29:29] [INFO ] Implicit Places using invariants and state equation in 39248 ms returned []
Implicit Place search using SMT with State Equation took 39716 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:29:30] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:29:30] [INFO ] Invariant cache hit.
[2024-05-30 23:29:30] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30103 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30092 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 90787ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 90848ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 130621 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 123 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-08
Stuttering criterion allowed to conclude after 134 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-b12-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLFireability-08 finished in 130778 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 4 out of 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 200 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:31:01] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:31:01] [INFO ] Invariant cache hit.
[2024-05-30 23:31:01] [INFO ] Implicit Places using invariants in 423 ms returned []
[2024-05-30 23:31:01] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:31:01] [INFO ] Invariant cache hit.
[2024-05-30 23:31:03] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:31:33] [INFO ] Performed 266/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:31:45] [INFO ] Implicit Places using invariants and state equation in 43690 ms returned []
Implicit Place search using SMT with State Equation took 44114 ms to find 0 implicit places.
[2024-05-30 23:31:46] [INFO ] Redundant transitions in 674 ms returned []
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:31:46] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:31:46] [INFO ] Invariant cache hit.
[2024-05-30 23:31:46] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30091 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30085 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 90153ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 90219ms
Starting structural reductions in SI_LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 135232 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-09
Product exploration explored 100000 steps with 32 reset in 399 ms.
Product exploration explored 100000 steps with 36 reset in 436 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 77 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 26 ms :[(NOT p0)]
RANDOM walk for 40018 steps (10 resets) in 83 ms. (476 steps per ms) remains 1/1 properties
BEST_FIRST walk for 15270 steps (4 resets) in 49 ms. (305 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 105 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 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Support contains 4 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 174 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2024-05-30 23:33:17] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:33:17] [INFO ] Invariant cache hit.
[2024-05-30 23:33:18] [INFO ] Implicit Places using invariants in 415 ms returned []
[2024-05-30 23:33:18] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:33:18] [INFO ] Invariant cache hit.
[2024-05-30 23:33:19] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:33:49] [INFO ] Performed 267/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:34:01] [INFO ] Implicit Places using invariants and state equation in 43032 ms returned []
Implicit Place search using SMT with State Equation took 43448 ms to find 0 implicit places.
[2024-05-30 23:34:01] [INFO ] Redundant transitions in 642 ms returned []
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:34:01] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:34:01] [INFO ] Invariant cache hit.
[2024-05-30 23:34:01] [INFO ] State equation strengthened by 147 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30098 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30091 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 88697ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 88765ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 133051 ms. Remains : 305/305 places, 7936/7936 transitions.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 100 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 34 ms :[(NOT p0)]
RANDOM walk for 40019 steps (10 resets) in 137 ms. (289 steps per ms) remains 1/1 properties
BEST_FIRST walk for 27838 steps (7 resets) in 54 ms. (506 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 105 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 50 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Product exploration explored 100000 steps with 146 reset in 529 ms.
Product exploration explored 100000 steps with 80 reset in 491 ms.
Support contains 4 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 206 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2024-05-30 23:35:32] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:35:32] [INFO ] Invariant cache hit.
[2024-05-30 23:35:32] [INFO ] Implicit Places using invariants in 425 ms returned []
[2024-05-30 23:35:32] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:35:32] [INFO ] Invariant cache hit.
[2024-05-30 23:35:34] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:36:04] [INFO ] Performed 269/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:36:15] [INFO ] Implicit Places using invariants and state equation in 42720 ms returned []
Implicit Place search using SMT with State Equation took 43155 ms to find 0 implicit places.
[2024-05-30 23:36:16] [INFO ] Redundant transitions in 636 ms returned []
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:36:16] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:36:16] [INFO ] Invariant cache hit.
[2024-05-30 23:36:16] [INFO ] State equation strengthened by 147 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30086 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30083 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 89201ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 89262ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 133275 ms. Remains : 305/305 places, 7936/7936 transitions.
Treatment of property Szymanski-PT-b12-LTLFireability-09 finished in 404529 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)&&F(p2))))))'
Support contains 5 out of 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 199 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:37:45] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:37:45] [INFO ] Invariant cache hit.
[2024-05-30 23:37:46] [INFO ] Implicit Places using invariants in 466 ms returned []
[2024-05-30 23:37:46] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:37:46] [INFO ] Invariant cache hit.
[2024-05-30 23:37:47] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:38:13] [INFO ] Implicit Places using invariants and state equation in 27692 ms returned []
Implicit Place search using SMT with State Equation took 28170 ms to find 0 implicit places.
[2024-05-30 23:38:14] [INFO ] Redundant transitions in 653 ms returned []
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:38:14] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:38:14] [INFO ] Invariant cache hit.
[2024-05-30 23:38:14] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30087 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30082 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 91448ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 91509ms
Starting structural reductions in SI_LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 120548 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 122 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-10
Product exploration explored 100000 steps with 69 reset in 451 ms.
Product exploration explored 100000 steps with 29 reset in 378 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 123 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 107 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 40017 steps (11 resets) in 115 ms. (344 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (12 resets) in 106 ms. (373 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (12 resets) in 199 ms. (200 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 114 ms. (347 steps per ms) remains 2/2 properties
[2024-05-30 23:39:47] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:39:47] [INFO ] Invariant cache hit.
[2024-05-30 23:39:47] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 300/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf1 is UNSAT
Problem apf2 is UNSAT
After SMT solving in domain Real declared 3037/3037 variables, and 306 constraints, problems are : Problem set: 2 solved, 0 unsolved in 545 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 574ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0))), (X (X p1)), (G (OR p2 (NOT p0))), (G (OR (NOT p0) p1))]
False Knowledge obtained : [(F p0), (F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT (OR p2 p0))), (F (NOT p2))]
Knowledge based reduction with 17 factoid took 288 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 157 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 93 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Support contains 4 out of 305 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 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 176 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2024-05-30 23:39:48] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:39:48] [INFO ] Invariant cache hit.
[2024-05-30 23:39:49] [INFO ] Implicit Places using invariants in 416 ms returned []
[2024-05-30 23:39:49] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:39:49] [INFO ] Invariant cache hit.
[2024-05-30 23:39:50] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:40:16] [INFO ] Implicit Places using invariants and state equation in 26932 ms returned []
Implicit Place search using SMT with State Equation took 27351 ms to find 0 implicit places.
[2024-05-30 23:40:16] [INFO ] Redundant transitions in 638 ms returned []
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:40:16] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:40:16] [INFO ] Invariant cache hit.
[2024-05-30 23:40:16] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30097 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30109 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 88732ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 88794ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 116977 ms. Remains : 305/305 places, 7936/7936 transitions.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [(AND p1 p2), (X p2), (X p1), (X (X p2)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 102 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
RANDOM walk for 40020 steps (12 resets) in 119 ms. (333 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 76 ms. (519 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 63 ms. (625 steps per ms) remains 1/1 properties
[2024-05-30 23:41:45] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:41:45] [INFO ] Invariant cache hit.
[2024-05-30 23:41:45] [INFO ] State equation strengthened by 147 read => feed constraints.
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) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 818 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 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) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1517 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 2366ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 127 transitions
Reduce isomorphic transitions removed 127 transitions.
Iterating post reduction 0 with 127 rules applied. Total rules applied 127 place count 305 transition count 7809
Applied a total of 127 rules in 183 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7936 (removed 127) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 186 ms. Remains : 305/305 places, 7809/7936 transitions.
RANDOM walk for 40007 steps (8 resets) in 100 ms. (396 steps per ms) remains 1/1 properties
BEST_FIRST walk for 37288 steps (8 resets) in 47 ms. (776 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 p2), (X p2), (X p1), (X (X p2)), (X (X p1))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 141 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Product exploration explored 100000 steps with 26 reset in 391 ms.
Product exploration explored 100000 steps with 0 reset in 336 ms.
Support contains 4 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 172 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2024-05-30 23:41:49] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:41:49] [INFO ] Invariant cache hit.
[2024-05-30 23:41:50] [INFO ] Implicit Places using invariants in 419 ms returned []
[2024-05-30 23:41:50] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:41:50] [INFO ] Invariant cache hit.
[2024-05-30 23:41:51] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:42:19] [INFO ] Implicit Places using invariants and state equation in 28974 ms returned []
Implicit Place search using SMT with State Equation took 29401 ms to find 0 implicit places.
[2024-05-30 23:42:20] [INFO ] Redundant transitions in 663 ms returned []
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:42:20] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:42:20] [INFO ] Invariant cache hit.
[2024-05-30 23:42:20] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30086 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30084 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 88733ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 88795ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 119053 ms. Remains : 305/305 places, 7936/7936 transitions.
Treatment of property Szymanski-PT-b12-LTLFireability-10 finished in 363502 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||X(X(p1))))))'
Support contains 4 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 39 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:43:49] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:43:49] [INFO ] Invariant cache hit.
[2024-05-30 23:43:49] [INFO ] Implicit Places using invariants in 423 ms returned []
[2024-05-30 23:43:49] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:43:49] [INFO ] Invariant cache hit.
[2024-05-30 23:43:50] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:44:21] [INFO ] Performed 260/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:44:35] [INFO ] Implicit Places using invariants and state equation in 46076 ms returned []
Implicit Place search using SMT with State Equation took 46506 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:44:35] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:44:35] [INFO ] Invariant cache hit.
[2024-05-30 23:44:35] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30094 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 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 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30087 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 88595ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 88655ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 135209 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-11
Stuttering criterion allowed to conclude after 478 steps with 0 reset in 3 ms.
FORMULA Szymanski-PT-b12-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLFireability-11 finished in 135350 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))&&F(p1)))'
Support contains 4 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 44 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:46:04] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:46:04] [INFO ] Invariant cache hit.
[2024-05-30 23:46:04] [INFO ] Implicit Places using invariants in 431 ms returned []
[2024-05-30 23:46:04] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:46:04] [INFO ] Invariant cache hit.
[2024-05-30 23:46:06] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:46:36] [INFO ] Performed 263/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:46:51] [INFO ] Implicit Places using invariants and state equation in 46577 ms returned []
Implicit Place search using SMT with State Equation took 47008 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:46:51] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:46:51] [INFO ] Invariant cache hit.
[2024-05-30 23:46:51] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30089 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30086 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 88873ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 88931ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 135993 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-b12-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLFireability-12 finished in 136177 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 43 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:48:20] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:48:20] [INFO ] Invariant cache hit.
[2024-05-30 23:48:21] [INFO ] Implicit Places using invariants in 443 ms returned []
[2024-05-30 23:48:21] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:48:21] [INFO ] Invariant cache hit.
[2024-05-30 23:48:22] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:48:52] [INFO ] Performed 287/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:48:56] [INFO ] Implicit Places using invariants and state equation in 35903 ms returned []
Implicit Place search using SMT with State Equation took 36347 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:48:57] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:48:57] [INFO ] Invariant cache hit.
[2024-05-30 23:48:57] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30096 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30085 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 88617ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 88676ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 125075 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 127 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-b12-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLFireability-13 finished in 125223 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 44 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:50:25] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:50:25] [INFO ] Invariant cache hit.
[2024-05-30 23:50:26] [INFO ] Implicit Places using invariants in 419 ms returned []
[2024-05-30 23:50:26] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:50:26] [INFO ] Invariant cache hit.
[2024-05-30 23:50:27] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:50:57] [INFO ] Performed 294/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:51:00] [INFO ] Implicit Places using invariants and state equation in 33769 ms returned []
Implicit Place search using SMT with State Equation took 34202 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:51:00] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:51:00] [INFO ] Invariant cache hit.
[2024-05-30 23:51:00] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30104 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30098 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 89661ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 89721ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 123975 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 643 ms.
Product exploration explored 100000 steps with 50000 reset in 553 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 15 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-b12-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-b12-LTLFireability-14 finished in 125289 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 42 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2024-05-30 23:52:31] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:52:31] [INFO ] Invariant cache hit.
[2024-05-30 23:52:31] [INFO ] Implicit Places using invariants in 423 ms returned []
[2024-05-30 23:52:31] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:52:31] [INFO ] Invariant cache hit.
[2024-05-30 23:52:32] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 23:53:03] [INFO ] Performed 280/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-30 23:53:07] [INFO ] Implicit Places using invariants and state equation in 36170 ms returned []
Implicit Place search using SMT with State Equation took 36595 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2024-05-30 23:53:07] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2024-05-30 23:53:07] [INFO ] Invariant cache hit.
[2024-05-30 23:53:07] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30191 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30092 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints]
After SMT, in 92019ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 92096ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 128741 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b12-LTLFireability-15
Product exploration explored 100000 steps with 50000 reset in 755 ms.
Product exploration explored 100000 steps with 50000 reset in 807 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 15 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-b12-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-b12-LTLFireability-15 finished in 130434 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)))'
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)))'
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)&&F(p2))))))'
[2024-05-30 23:54:42] [INFO ] Flatten gal took : 219 ms
[2024-05-30 23:54:42] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-30 23:54:42] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 306 places, 8064 transitions and 32128 arcs took 34 ms.
Total runtime 3112913 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running Szymanski-PT-b12

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/409/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 306
TRANSITIONS: 8064
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.144s, Sys 0.016s]


SAVING FILE /home/mcc/execution/409/model (.net / .def) ...
EXPORT TIME: [User 0.022s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1620
MODEL NAME: /home/mcc/execution/409/model
306 places, 8064 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.

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
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Szymanski-PT-b12"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is Szymanski-PT-b12, 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 r399-tall-171690531400900"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b12.tgz
mv Szymanski-PT-b12 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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