Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r528-tall-171683760800308.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 ltsminxred
Input is ShieldIIPt-PT-040A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r528-tall-171683760800308
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 684K
-rw-r--r-- 1 mcc users 8.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Apr 23 07:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 22:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K Apr 12 22:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Apr 12 22:09 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Apr 12 22:09 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 212K 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 ShieldIIPt-PT-040A-LTLFireability-00
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-01
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-02
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-03
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-04
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-05
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-06
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-07
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-08
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-09
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-10
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-11
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-12
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-13
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-14
FORMULA_NAME ShieldIIPt-PT-040A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717237853057

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-040A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 10:30:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 10:30:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 10:30:54] [INFO ] Load time of PNML (sax parser for PT used): 123 ms
[2024-06-01 10:30:54] [INFO ] Transformed 763 places.
[2024-06-01 10:30:54] [INFO ] Transformed 563 transitions.
[2024-06-01 10:30:54] [INFO ] Found NUPN structural information;
[2024-06-01 10:30:54] [INFO ] Parsed PT model containing 763 places and 563 transitions and 2406 arcs in 258 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldIIPt-PT-040A-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-040A-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-040A-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 57 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 67 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
// Phase 1: matrix 562 rows 763 cols
[2024-06-01 10:30:54] [INFO ] Computed 361 invariants in 30 ms
[2024-06-01 10:30:55] [INFO ] Implicit Places using invariants in 679 ms returned []
[2024-06-01 10:30:55] [INFO ] Invariant cache hit.
[2024-06-01 10:30:56] [INFO ] Implicit Places using invariants and state equation in 848 ms returned []
Implicit Place search using SMT with State Equation took 1558 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:30:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30022 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30024 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60303ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60328ms
Finished structural reductions in LTL mode , in 1 iterations and 61998 ms. Remains : 763/763 places, 562/562 transitions.
Support contains 57 out of 763 places after structural reductions.
[2024-06-01 10:31:57] [INFO ] Flatten gal took : 127 ms
[2024-06-01 10:31:57] [INFO ] Flatten gal took : 57 ms
[2024-06-01 10:31:57] [INFO ] Input system was already deterministic with 562 transitions.
Support contains 54 out of 763 places (down from 57) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 29 to 27
RANDOM walk for 40000 steps (8 resets) in 1966 ms. (20 steps per ms) remains 19/27 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 36 ms. (108 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 45 ms. (87 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4001 steps (8 resets) in 33 ms. (117 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (8 resets) in 28 ms. (138 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 19/19 properties
[2024-06-01 10:31:58] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 47/87 variables, 39/79 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 47/126 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 676/763 variables, 322/448 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/763 variables, 676/1124 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1325 variables, 0/1887 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (OVERLAPS) 0/1325 variables, 0/1887 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 19 unsolved in 1574 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 47/87 variables, 39/79 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 47/126 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 676/763 variables, 322/448 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/763 variables, 676/1124 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1325 variables, 19/1906 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1325 variables, 0/1906 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 11 (OVERLAPS) 0/1325 variables, 0/1906 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 1906 constraints, problems are : Problem set: 0 solved, 19 unsolved in 2838 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints]
After SMT, in 4431ms problems are : Problem set: 0 solved, 19 unsolved
Fused 19 Parikh solutions to 12 different solutions.
Parikh walk visited 18 properties in 10327 ms.
Support contains 5 out of 763 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 763/763 places, 562/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 763 transition count 561
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 762 transition count 561
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 761 transition count 560
Partial Free-agglomeration rule applied 80 times.
Drop transitions (Partial Free agglomeration) removed 80 transitions
Iterating global reduction 0 with 80 rules applied. Total rules applied 84 place count 761 transition count 560
Applied a total of 84 rules in 153 ms. Remains 761 /763 variables (removed 2) and now considering 560/562 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 761/763 places, 560/562 transitions.
RANDOM walk for 40000 steps (8 resets) in 1043 ms. (38 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 316 ms. (126 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 92514 steps, run visited all 1 properties in 832 ms. (steps per millisecond=111 )
Probabilistic random walk after 92514 steps, saw 88973 distinct states, run finished after 836 ms. (steps per millisecond=110 ) properties seen :1
Computed a total of 1 stabilizing places and 1 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' '!(((p0||(p1 U p2)||F(p3)) U (G((p0||(p1 U p2)||F(p3)))||((p0||(p1 U p2)||F(p3))&&X(X(!p2))))))'
Support contains 6 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 10 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
[2024-06-01 10:32:14] [INFO ] Invariant cache hit.
[2024-06-01 10:32:15] [INFO ] Implicit Places using invariants in 418 ms returned []
[2024-06-01 10:32:15] [INFO ] Invariant cache hit.
[2024-06-01 10:32:15] [INFO ] Implicit Places using invariants and state equation in 768 ms returned []
Implicit Place search using SMT with State Equation took 1188 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:32:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30013 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30027 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60221ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60229ms
Finished structural reductions in LTL mode , in 1 iterations and 61431 ms. Remains : 763/763 places, 562/562 transitions.
Stuttering acceptance computed with spot in 301 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), false, (AND (NOT p3) p2), (NOT p3), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 2109 ms.
Product exploration explored 100000 steps with 50000 reset in 2085 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) p3 (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1) (NOT p3)))), (X p3), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)))), (X (NOT p0)), (X (NOT (AND (NOT p2) p1 (NOT p3)))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p3))))), (X (X p3)), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT (AND (NOT p2) p1 (NOT p3))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 14 factoid took 22 ms. Reduced automaton from 5 states, 8 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-040A-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-040A-LTLFireability-00 finished in 66032 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 763 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 763 transition count 561
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 762 transition count 561
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 761 transition count 560
Applied a total of 4 rules in 47 ms. Remains 761 /763 variables (removed 2) and now considering 560/562 (removed 2) transitions.
// Phase 1: matrix 560 rows 761 cols
[2024-06-01 10:33:20] [INFO ] Computed 361 invariants in 3 ms
[2024-06-01 10:33:21] [INFO ] Implicit Places using invariants in 454 ms returned [753, 754]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 456 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 759/763 places, 560/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 759 transition count 559
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 758 transition count 559
Applied a total of 2 rules in 43 ms. Remains 758 /759 variables (removed 1) and now considering 559/560 (removed 1) transitions.
// Phase 1: matrix 559 rows 758 cols
[2024-06-01 10:33:21] [INFO ] Computed 359 invariants in 3 ms
[2024-06-01 10:33:21] [INFO ] Implicit Places using invariants in 409 ms returned [747]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 410 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 757/763 places, 559/562 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 756 transition count 558
Applied a total of 2 rules in 29 ms. Remains 756 /757 variables (removed 1) and now considering 558/559 (removed 1) transitions.
// Phase 1: matrix 558 rows 756 cols
[2024-06-01 10:33:21] [INFO ] Computed 358 invariants in 2 ms
[2024-06-01 10:33:22] [INFO ] Implicit Places using invariants in 372 ms returned []
[2024-06-01 10:33:22] [INFO ] Invariant cache hit.
[2024-06-01 10:33:22] [INFO ] Implicit Places using invariants and state equation in 625 ms returned []
Implicit Place search using SMT with State Equation took 1012 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 756/763 places, 558/562 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1997 ms. Remains : 756/763 places, 558/562 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-01
Product exploration explored 100000 steps with 17 reset in 651 ms.
Stack based approach found an accepted trace after 79 steps with 0 reset with depth 80 and stack size 80 in 1 ms.
FORMULA ShieldIIPt-PT-040A-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-040A-LTLFireability-01 finished in 2699 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&&(p0 U (p1||G(p0)))))))'
Support contains 1 out of 763 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 : 763/763 places, 562/562 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 762 transition count 560
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 760 transition count 560
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 758 transition count 559
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 6 place count 758 transition count 558
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 757 transition count 558
Applied a total of 8 rules in 39 ms. Remains 757 /763 variables (removed 6) and now considering 558/562 (removed 4) transitions.
// Phase 1: matrix 558 rows 757 cols
[2024-06-01 10:33:23] [INFO ] Computed 359 invariants in 5 ms
[2024-06-01 10:33:23] [INFO ] Implicit Places using invariants in 374 ms returned [746]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 379 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 756/763 places, 558/562 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 755 transition count 557
Applied a total of 2 rules in 27 ms. Remains 755 /756 variables (removed 1) and now considering 557/558 (removed 1) transitions.
// Phase 1: matrix 557 rows 755 cols
[2024-06-01 10:33:23] [INFO ] Computed 358 invariants in 3 ms
[2024-06-01 10:33:24] [INFO ] Implicit Places using invariants in 412 ms returned []
[2024-06-01 10:33:24] [INFO ] Invariant cache hit.
[2024-06-01 10:33:24] [INFO ] Implicit Places using invariants and state equation in 623 ms returned []
Implicit Place search using SMT with State Equation took 1039 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 755/763 places, 557/562 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1484 ms. Remains : 755/763 places, 557/562 transitions.
Stuttering acceptance computed with spot in 100 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 645 ms.
Stack based approach found an accepted trace after 5723 steps with 0 reset with depth 5724 and stack size 4542 in 57 ms.
FORMULA ShieldIIPt-PT-040A-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-040A-LTLFireability-02 finished in 2307 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(X((p0 U (!X(p1) U p2)))))'
Support contains 5 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 12 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
// Phase 1: matrix 562 rows 763 cols
[2024-06-01 10:33:25] [INFO ] Computed 361 invariants in 7 ms
[2024-06-01 10:33:26] [INFO ] Implicit Places using invariants in 446 ms returned []
[2024-06-01 10:33:26] [INFO ] Invariant cache hit.
[2024-06-01 10:33:26] [INFO ] Implicit Places using invariants and state equation in 769 ms returned []
Implicit Place search using SMT with State Equation took 1218 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:33:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30019 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30020 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60157ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60163ms
Finished structural reductions in LTL mode , in 1 iterations and 61397 ms. Remains : 763/763 places, 562/562 transitions.
Stuttering acceptance computed with spot in 191 ms :[(NOT p2), (NOT p2), (OR (NOT p2) p1), (NOT p2), true]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-03
Product exploration explored 100000 steps with 0 reset in 659 ms.
Stack based approach found an accepted trace after 126 steps with 0 reset with depth 127 and stack size 127 in 2 ms.
FORMULA ShieldIIPt-PT-040A-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-040A-LTLFireability-03 finished in 62271 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&X(F(p1)))))'
Support contains 4 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 14 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
[2024-06-01 10:34:28] [INFO ] Invariant cache hit.
[2024-06-01 10:34:28] [INFO ] Implicit Places using invariants in 349 ms returned []
[2024-06-01 10:34:28] [INFO ] Invariant cache hit.
[2024-06-01 10:34:29] [INFO ] Implicit Places using invariants and state equation in 671 ms returned []
Implicit Place search using SMT with State Equation took 1026 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:34:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30018 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30020 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60164ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60169ms
Finished structural reductions in LTL mode , in 1 iterations and 61212 ms. Remains : 763/763 places, 562/562 transitions.
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-040A-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-040A-LTLFireability-04 finished in 61410 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(p0)&&F(p1))))'
Support contains 5 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 9 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
[2024-06-01 10:35:29] [INFO ] Invariant cache hit.
[2024-06-01 10:35:29] [INFO ] Implicit Places using invariants in 354 ms returned []
[2024-06-01 10:35:29] [INFO ] Invariant cache hit.
[2024-06-01 10:35:30] [INFO ] Implicit Places using invariants and state equation in 678 ms returned []
Implicit Place search using SMT with State Equation took 1034 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:35:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30020 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30017 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60143ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60148ms
Finished structural reductions in LTL mode , in 1 iterations and 61192 ms. Remains : 763/763 places, 562/562 transitions.
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), true]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-040A-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-040A-LTLFireability-05 finished in 61361 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(G(p1))))'
Support contains 3 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 15 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
[2024-06-01 10:36:30] [INFO ] Invariant cache hit.
[2024-06-01 10:36:31] [INFO ] Implicit Places using invariants in 350 ms returned []
[2024-06-01 10:36:31] [INFO ] Invariant cache hit.
[2024-06-01 10:36:31] [INFO ] Implicit Places using invariants and state equation in 684 ms returned []
Implicit Place search using SMT with State Equation took 1035 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:36:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30013 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30018 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60136ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60142ms
Finished structural reductions in LTL mode , in 1 iterations and 61193 ms. Remains : 763/763 places, 562/562 transitions.
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 698 ms.
Stack based approach found an accepted trace after 23059 steps with 0 reset with depth 23060 and stack size 17663 in 194 ms.
FORMULA ShieldIIPt-PT-040A-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-040A-LTLFireability-08 finished in 62209 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(F(p0))||G((p1 U p2)))))'
Support contains 7 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 13 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
[2024-06-01 10:37:33] [INFO ] Invariant cache hit.
[2024-06-01 10:37:33] [INFO ] Implicit Places using invariants in 378 ms returned []
[2024-06-01 10:37:33] [INFO ] Invariant cache hit.
[2024-06-01 10:37:34] [INFO ] Implicit Places using invariants and state equation in 713 ms returned []
Implicit Place search using SMT with State Equation took 1093 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:37:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30016 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30019 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60141ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60146ms
Finished structural reductions in LTL mode , in 1 iterations and 61253 ms. Remains : 763/763 places, 562/562 transitions.
Stuttering acceptance computed with spot in 181 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 623 ms.
Product exploration explored 100000 steps with 0 reset in 830 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) p0), (X (NOT p2)), (X (NOT (OR p2 p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (OR p2 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 15 factoid took 113 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 408 ms. (97 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 361 ms. (110 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 8025 steps, run visited all 1 properties in 70 ms. (steps per millisecond=114 )
Probabilistic random walk after 8025 steps, saw 7782 distinct states, run finished after 71 ms. (steps per millisecond=113 ) properties seen :1
Knowledge obtained : [(AND (NOT p2) (NOT p1) p0), (X (NOT p2)), (X (NOT (OR p2 p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (OR p2 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 15 factoid took 175 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)]
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 763 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 : 763/763 places, 562/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 763 transition count 561
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 762 transition count 561
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 761 transition count 560
Applied a total of 4 rules in 35 ms. Remains 761 /763 variables (removed 2) and now considering 560/562 (removed 2) transitions.
// Phase 1: matrix 560 rows 761 cols
[2024-06-01 10:38:36] [INFO ] Computed 361 invariants in 5 ms
[2024-06-01 10:38:37] [INFO ] Implicit Places using invariants in 374 ms returned [753, 754]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 375 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 759/763 places, 560/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 759 transition count 559
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 758 transition count 559
Applied a total of 2 rules in 20 ms. Remains 758 /759 variables (removed 1) and now considering 559/560 (removed 1) transitions.
// Phase 1: matrix 559 rows 758 cols
[2024-06-01 10:38:37] [INFO ] Computed 359 invariants in 2 ms
[2024-06-01 10:38:37] [INFO ] Implicit Places using invariants in 404 ms returned [747]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 405 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 757/763 places, 559/562 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 756 transition count 558
Applied a total of 2 rules in 26 ms. Remains 756 /757 variables (removed 1) and now considering 558/559 (removed 1) transitions.
// Phase 1: matrix 558 rows 756 cols
[2024-06-01 10:38:37] [INFO ] Computed 358 invariants in 2 ms
[2024-06-01 10:38:37] [INFO ] Implicit Places using invariants in 355 ms returned []
[2024-06-01 10:38:37] [INFO ] Invariant cache hit.
[2024-06-01 10:38:38] [INFO ] Implicit Places using invariants and state equation in 657 ms returned []
Implicit Place search using SMT with State Equation took 1013 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 756/763 places, 558/562 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1874 ms. Remains : 756/763 places, 558/562 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 64 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 63 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 355 ms. (112 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 7693 steps, run visited all 1 properties in 66 ms. (steps per millisecond=116 )
Probabilistic random walk after 7693 steps, saw 7439 distinct states, run finished after 67 ms. (steps per millisecond=114 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 165 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 56 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 56 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 618 ms.
Product exploration explored 100000 steps with 0 reset in 789 ms.
Support contains 2 out of 756 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 756/756 places, 558/558 transitions.
Applied a total of 0 rules in 20 ms. Remains 756 /756 variables (removed 0) and now considering 558/558 (removed 0) transitions.
[2024-06-01 10:38:40] [INFO ] Invariant cache hit.
[2024-06-01 10:38:41] [INFO ] Implicit Places using invariants in 366 ms returned []
[2024-06-01 10:38:41] [INFO ] Invariant cache hit.
[2024-06-01 10:38:41] [INFO ] Implicit Places using invariants and state equation in 647 ms returned []
Implicit Place search using SMT with State Equation took 1015 ms to find 0 implicit places.
[2024-06-01 10:38:41] [INFO ] Redundant transitions in 27 ms returned []
Running 557 sub problems to find dead transitions.
[2024-06-01 10:38:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 2 (OVERLAPS) 1/756 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/756 variables, 1/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 5 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 557 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 1870 constraints, problems are : Problem set: 0 solved, 557 unsolved in 30015 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 557/557 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 557 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 2 (OVERLAPS) 1/756 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/756 variables, 1/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 5 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1314 variables, 557/2427 constraints. Problems are: Problem set: 0 solved, 557 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 2427 constraints, problems are : Problem set: 0 solved, 557 unsolved in 30020 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 557/557 constraints, Known Traps: 0/0 constraints]
After SMT, in 60157ms problems are : Problem set: 0 solved, 557 unsolved
Search for dead transitions found 0 dead transitions in 60163ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61230 ms. Remains : 756/756 places, 558/558 transitions.
Treatment of property ShieldIIPt-PT-040A-LTLFireability-09 finished in 129086 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(!p0)||(!p1&&X(!p0))))))'
Support contains 4 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 7 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
// Phase 1: matrix 562 rows 763 cols
[2024-06-01 10:39:42] [INFO ] Computed 361 invariants in 2 ms
[2024-06-01 10:39:42] [INFO ] Implicit Places using invariants in 464 ms returned []
[2024-06-01 10:39:42] [INFO ] Invariant cache hit.
[2024-06-01 10:39:43] [INFO ] Implicit Places using invariants and state equation in 693 ms returned []
Implicit Place search using SMT with State Equation took 1168 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:39:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30019 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 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 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30021 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60144ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60149ms
Finished structural reductions in LTL mode , in 1 iterations and 61326 ms. Remains : 763/763 places, 562/562 transitions.
Stuttering acceptance computed with spot in 122 ms :[p0, p0, p0]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-10
Product exploration explored 100000 steps with 74 reset in 635 ms.
Stack based approach found an accepted trace after 42886 steps with 31 reset with depth 1902 and stack size 1774 in 338 ms.
FORMULA ShieldIIPt-PT-040A-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-040A-LTLFireability-10 finished in 62441 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&G((X(G(p2))||p1)))))'
Support contains 7 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 7 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
[2024-06-01 10:40:44] [INFO ] Invariant cache hit.
[2024-06-01 10:40:44] [INFO ] Implicit Places using invariants in 363 ms returned []
[2024-06-01 10:40:44] [INFO ] Invariant cache hit.
[2024-06-01 10:40:45] [INFO ] Implicit Places using invariants and state equation in 685 ms returned []
Implicit Place search using SMT with State Equation took 1051 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:40:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
(s649 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
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)
(s650 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30022 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30020 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60147ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60152ms
Finished structural reductions in LTL mode , in 1 iterations and 61211 ms. Remains : 763/763 places, 562/562 transitions.
Stuttering acceptance computed with spot in 208 ms :[(OR (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (NOT p2), true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-11
Product exploration explored 100000 steps with 0 reset in 657 ms.
Stack based approach found an accepted trace after 15 steps with 0 reset with depth 16 and stack size 16 in 1 ms.
FORMULA ShieldIIPt-PT-040A-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-040A-LTLFireability-11 finished in 62100 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((!p0 U (p1||G(!p0))))))'
Support contains 7 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 12 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
[2024-06-01 10:41:46] [INFO ] Invariant cache hit.
[2024-06-01 10:41:46] [INFO ] Implicit Places using invariants in 353 ms returned []
[2024-06-01 10:41:46] [INFO ] Invariant cache hit.
[2024-06-01 10:41:47] [INFO ] Implicit Places using invariants and state equation in 678 ms returned []
Implicit Place search using SMT with State Equation took 1032 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:41:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30022 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30019 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60145ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60151ms
Finished structural reductions in LTL mode , in 1 iterations and 61196 ms. Remains : 763/763 places, 562/562 transitions.
Stuttering acceptance computed with spot in 136 ms :[true, (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-13
Product exploration explored 100000 steps with 33333 reset in 1507 ms.
Product exploration explored 100000 steps with 33333 reset in 1601 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 17 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-040A-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-040A-LTLFireability-13 finished in 64482 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 763 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 762 transition count 560
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 760 transition count 560
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 758 transition count 559
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 6 place count 758 transition count 558
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 757 transition count 558
Applied a total of 8 rules in 30 ms. Remains 757 /763 variables (removed 6) and now considering 558/562 (removed 4) transitions.
// Phase 1: matrix 558 rows 757 cols
[2024-06-01 10:42:51] [INFO ] Computed 359 invariants in 4 ms
[2024-06-01 10:42:51] [INFO ] Implicit Places using invariants in 346 ms returned [746]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 347 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 756/763 places, 558/562 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 755 transition count 557
Applied a total of 2 rules in 20 ms. Remains 755 /756 variables (removed 1) and now considering 557/558 (removed 1) transitions.
// Phase 1: matrix 557 rows 755 cols
[2024-06-01 10:42:51] [INFO ] Computed 358 invariants in 2 ms
[2024-06-01 10:42:51] [INFO ] Implicit Places using invariants in 344 ms returned []
[2024-06-01 10:42:51] [INFO ] Invariant cache hit.
[2024-06-01 10:42:52] [INFO ] Implicit Places using invariants and state equation in 607 ms returned []
Implicit Place search using SMT with State Equation took 953 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 755/763 places, 557/562 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1350 ms. Remains : 755/763 places, 557/562 transitions.
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 630 ms.
Product exploration explored 100000 steps with 0 reset in 792 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 93 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 116 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 40000 steps (8 resets) in 287 ms. (138 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 187 ms. (212 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 6223 steps, run visited all 1 properties in 54 ms. (steps per millisecond=115 )
Probabilistic random walk after 6223 steps, saw 5996 distinct states, run finished after 55 ms. (steps per millisecond=113 ) properties seen :1
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 127 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 2 out of 755 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 755/755 places, 557/557 transitions.
Applied a total of 0 rules in 15 ms. Remains 755 /755 variables (removed 0) and now considering 557/557 (removed 0) transitions.
[2024-06-01 10:42:54] [INFO ] Invariant cache hit.
[2024-06-01 10:42:55] [INFO ] Implicit Places using invariants in 349 ms returned []
[2024-06-01 10:42:55] [INFO ] Invariant cache hit.
[2024-06-01 10:42:55] [INFO ] Implicit Places using invariants and state equation in 730 ms returned []
Implicit Place search using SMT with State Equation took 1079 ms to find 0 implicit places.
[2024-06-01 10:42:55] [INFO ] Redundant transitions in 10 ms returned []
Running 556 sub problems to find dead transitions.
[2024-06-01 10:42:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/755 variables, 0/1113 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 3 (OVERLAPS) 557/1312 variables, 755/1868 constraints. Problems are: Problem set: 0 solved, 556 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1312/1312 variables, and 1868 constraints, problems are : Problem set: 0 solved, 556 unsolved in 30019 ms.
Refiners :[Domain max(s): 755/755 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 755/755 constraints, PredecessorRefiner: 556/556 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 556 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/755 variables, 0/1113 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 3 (OVERLAPS) 557/1312 variables, 755/1868 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1312 variables, 556/2424 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1312 variables, 0/2424 constraints. Problems are: Problem set: 0 solved, 556 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1312/1312 variables, and 2424 constraints, problems are : Problem set: 0 solved, 556 unsolved in 30021 ms.
Refiners :[Domain max(s): 755/755 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 755/755 constraints, PredecessorRefiner: 556/556 constraints, Known Traps: 0/0 constraints]
After SMT, in 60102ms problems are : Problem set: 0 solved, 556 unsolved
Search for dead transitions found 0 dead transitions in 60107ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61217 ms. Remains : 755/755 places, 557/557 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 83 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 37415 steps (8 resets) in 262 ms. (142 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 124 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 113 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 105 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 628 ms.
Product exploration explored 100000 steps with 1 reset in 798 ms.
Support contains 2 out of 755 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 755/755 places, 557/557 transitions.
Applied a total of 0 rules in 11 ms. Remains 755 /755 variables (removed 0) and now considering 557/557 (removed 0) transitions.
[2024-06-01 10:43:58] [INFO ] Invariant cache hit.
[2024-06-01 10:43:58] [INFO ] Implicit Places using invariants in 344 ms returned []
[2024-06-01 10:43:58] [INFO ] Invariant cache hit.
[2024-06-01 10:43:59] [INFO ] Implicit Places using invariants and state equation in 619 ms returned []
Implicit Place search using SMT with State Equation took 965 ms to find 0 implicit places.
[2024-06-01 10:43:59] [INFO ] Redundant transitions in 3 ms returned []
Running 556 sub problems to find dead transitions.
[2024-06-01 10:43:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/755 variables, 0/1113 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 3 (OVERLAPS) 557/1312 variables, 755/1868 constraints. Problems are: Problem set: 0 solved, 556 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1312/1312 variables, and 1868 constraints, problems are : Problem set: 0 solved, 556 unsolved in 30016 ms.
Refiners :[Domain max(s): 755/755 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 755/755 constraints, PredecessorRefiner: 556/556 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 556 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/755 variables, 0/1113 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 3 (OVERLAPS) 557/1312 variables, 755/1868 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1312 variables, 556/2424 constraints. Problems are: Problem set: 0 solved, 556 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1312 variables, 0/2424 constraints. Problems are: Problem set: 0 solved, 556 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1312/1312 variables, and 2424 constraints, problems are : Problem set: 0 solved, 556 unsolved in 30020 ms.
Refiners :[Domain max(s): 755/755 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 755/755 constraints, PredecessorRefiner: 556/556 constraints, Known Traps: 0/0 constraints]
After SMT, in 60103ms problems are : Problem set: 0 solved, 556 unsolved
Search for dead transitions found 0 dead transitions in 60108ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61093 ms. Remains : 755/755 places, 557/557 transitions.
Treatment of property ShieldIIPt-PT-040A-LTLFireability-14 finished in 128234 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((X(p1)||p0)))'
Support contains 5 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 7 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
// Phase 1: matrix 562 rows 763 cols
[2024-06-01 10:44:59] [INFO ] Computed 361 invariants in 3 ms
[2024-06-01 10:44:59] [INFO ] Implicit Places using invariants in 356 ms returned []
[2024-06-01 10:44:59] [INFO ] Invariant cache hit.
[2024-06-01 10:45:00] [INFO ] Implicit Places using invariants and state equation in 734 ms returned []
Implicit Place search using SMT with State Equation took 1104 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:45:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30018 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30013 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60142ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60147ms
Finished structural reductions in LTL mode , in 1 iterations and 61259 ms. Remains : 763/763 places, 562/562 transitions.
Stuttering acceptance computed with spot in 86 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 635 ms.
Product exploration explored 100000 steps with 0 reset in 797 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (NOT (AND p0 p1))), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 76 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 71 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 560 ms. (71 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 533 ms. (74 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 390 ms. (102 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 474 ms. (84 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 360 ms. (110 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 272866 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :3 out of 4
Probabilistic random walk after 272866 steps, saw 269780 distinct states, run finished after 3004 ms. (steps per millisecond=90 ) properties seen :3
[2024-06-01 10:46:06] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/12 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 751/763 variables, 356/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/763 variables, 751/1124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1325 variables, 0/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/1325 variables, 0/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 1 unsolved in 327 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 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) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/12 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 751/763 variables, 356/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/763 variables, 751/1124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1325 variables, 1/1888 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1325 variables, 0/1888 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1325 variables, 0/1888 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 1888 constraints, problems are : Problem set: 0 solved, 1 unsolved in 459 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 794ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1172 ms.
Support contains 5 out of 763 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 763/763 places, 562/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 763 transition count 561
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 762 transition count 561
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 761 transition count 560
Partial Free-agglomeration rule applied 80 times.
Drop transitions (Partial Free agglomeration) removed 80 transitions
Iterating global reduction 0 with 80 rules applied. Total rules applied 84 place count 761 transition count 560
Applied a total of 84 rules in 58 ms. Remains 761 /763 variables (removed 2) and now considering 560/562 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 761/763 places, 560/562 transitions.
RANDOM walk for 40000 steps (8 resets) in 412 ms. (96 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 67889 steps, run visited all 1 properties in 550 ms. (steps per millisecond=123 )
Probabilistic random walk after 67889 steps, saw 65621 distinct states, run finished after 551 ms. (steps per millisecond=123 ) properties seen :1
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (NOT (AND p0 p1))), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1)))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT (OR (NOT p1) p0))), (F p1)]
Knowledge based reduction with 9 factoid took 259 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 98 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 90 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 5 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 9 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
[2024-06-01 10:46:09] [INFO ] Invariant cache hit.
[2024-06-01 10:46:09] [INFO ] Implicit Places using invariants in 368 ms returned []
[2024-06-01 10:46:09] [INFO ] Invariant cache hit.
[2024-06-01 10:46:10] [INFO ] Implicit Places using invariants and state equation in 783 ms returned []
Implicit Place search using SMT with State Equation took 1152 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:46:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30014 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
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(s254 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30014 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60157ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60163ms
Finished structural reductions in LTL mode , in 1 iterations and 61326 ms. Remains : 763/763 places, 562/562 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p1 p0))), (X (NOT p1)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (X (NOT (AND p1 p0)))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 89 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 78 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 1047 ms. (38 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 525 ms. (76 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 445 ms. (89 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 396 ms. (100 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 407 ms. (98 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 300751 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :3 out of 4
Probabilistic random walk after 300751 steps, saw 297358 distinct states, run finished after 3001 ms. (steps per millisecond=100 ) properties seen :3
[2024-06-01 10:47:14] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/12 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 751/763 variables, 356/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/763 variables, 751/1124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1325 variables, 0/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/1325 variables, 0/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 1 unsolved in 323 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 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) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/12 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 751/763 variables, 356/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/763 variables, 751/1124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1325 variables, 1/1888 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1325 variables, 0/1888 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1325 variables, 0/1888 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 1888 constraints, problems are : Problem set: 0 solved, 1 unsolved in 455 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 800ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1109 ms.
Support contains 5 out of 763 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 763/763 places, 562/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 763 transition count 561
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 762 transition count 561
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 761 transition count 560
Partial Free-agglomeration rule applied 80 times.
Drop transitions (Partial Free agglomeration) removed 80 transitions
Iterating global reduction 0 with 80 rules applied. Total rules applied 84 place count 761 transition count 560
Applied a total of 84 rules in 37 ms. Remains 761 /763 variables (removed 2) and now considering 560/562 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 761/763 places, 560/562 transitions.
RANDOM walk for 40000 steps (8 resets) in 407 ms. (98 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 388 ms. (102 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 67889 steps, run visited all 1 properties in 588 ms. (steps per millisecond=115 )
Probabilistic random walk after 67889 steps, saw 65621 distinct states, run finished after 589 ms. (steps per millisecond=115 ) properties seen :1
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p1 p0))), (X (NOT p1)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (X (NOT (AND p1 p0)))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT (OR (NOT p1) p0))), (F p1)]
Knowledge based reduction with 9 factoid took 204 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 83 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 73 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 70 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 638 ms.
Product exploration explored 100000 steps with 0 reset in 819 ms.
Support contains 5 out of 763 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Applied a total of 0 rules in 7 ms. Remains 763 /763 variables (removed 0) and now considering 562/562 (removed 0) transitions.
[2024-06-01 10:47:19] [INFO ] Invariant cache hit.
[2024-06-01 10:47:19] [INFO ] Implicit Places using invariants in 365 ms returned []
[2024-06-01 10:47:19] [INFO ] Invariant cache hit.
[2024-06-01 10:47:20] [INFO ] Implicit Places using invariants and state equation in 699 ms returned []
Implicit Place search using SMT with State Equation took 1066 ms to find 0 implicit places.
Running 561 sub problems to find dead transitions.
[2024-06-01 10:47:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1325/1325 variables, and 1887 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30015 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 561 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/762 variables, 762/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/762 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 2 (OVERLAPS) 1/763 variables, 361/1123 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/763 variables, 1/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/1124 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 5 (OVERLAPS) 562/1325 variables, 763/1887 constraints. Problems are: Problem set: 0 solved, 561 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1325 variables, 561/2448 constraints. Problems are: Problem set: 0 solved, 561 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1325/1325 variables, and 2448 constraints, problems are : Problem set: 0 solved, 561 unsolved in 30014 ms.
Refiners :[Domain max(s): 763/763 constraints, Positive P Invariants (semi-flows): 361/361 constraints, State Equation: 763/763 constraints, PredecessorRefiner: 561/561 constraints, Known Traps: 0/0 constraints]
After SMT, in 60134ms problems are : Problem set: 0 solved, 561 unsolved
Search for dead transitions found 0 dead transitions in 60139ms
Finished structural reductions in LTL mode , in 1 iterations and 61215 ms. Remains : 763/763 places, 562/562 transitions.
Treatment of property ShieldIIPt-PT-040A-LTLFireability-15 finished in 201413 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(F(p0))||G((p1 U p2)))))'
Found a Lengthening insensitive property : ShieldIIPt-PT-040A-LTLFireability-09
Stuttering acceptance computed with spot in 168 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Support contains 7 out of 763 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 763 transition count 561
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 762 transition count 561
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 761 transition count 560
Applied a total of 4 rules in 25 ms. Remains 761 /763 variables (removed 2) and now considering 560/562 (removed 2) transitions.
// Phase 1: matrix 560 rows 761 cols
[2024-06-01 10:48:21] [INFO ] Computed 361 invariants in 3 ms
[2024-06-01 10:48:21] [INFO ] Implicit Places using invariants in 361 ms returned [753, 754]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 363 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 759/763 places, 560/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 759 transition count 559
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 758 transition count 559
Applied a total of 2 rules in 14 ms. Remains 758 /759 variables (removed 1) and now considering 559/560 (removed 1) transitions.
// Phase 1: matrix 559 rows 758 cols
[2024-06-01 10:48:21] [INFO ] Computed 359 invariants in 3 ms
[2024-06-01 10:48:21] [INFO ] Implicit Places using invariants in 354 ms returned [747]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 356 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 757/763 places, 559/562 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 756 transition count 558
Applied a total of 2 rules in 19 ms. Remains 756 /757 variables (removed 1) and now considering 558/559 (removed 1) transitions.
// Phase 1: matrix 558 rows 756 cols
[2024-06-01 10:48:21] [INFO ] Computed 358 invariants in 3 ms
[2024-06-01 10:48:22] [INFO ] Implicit Places using invariants in 351 ms returned []
[2024-06-01 10:48:22] [INFO ] Invariant cache hit.
[2024-06-01 10:48:22] [INFO ] Implicit Places using invariants and state equation in 624 ms returned []
Implicit Place search using SMT with State Equation took 976 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 756/763 places, 558/562 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 1754 ms. Remains : 756/763 places, 558/562 transitions.
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 622 ms.
Product exploration explored 100000 steps with 0 reset in 773 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) p0), (X (NOT p2)), (X (NOT (OR p2 p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (OR p2 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 15 factoid took 124 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 318 ms. (125 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 226 ms. (176 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 7693 steps, run visited all 1 properties in 68 ms. (steps per millisecond=113 )
Probabilistic random walk after 7693 steps, saw 7439 distinct states, run finished after 69 ms. (steps per millisecond=111 ) properties seen :1
Knowledge obtained : [(AND (NOT p2) (NOT p1) p0), (X (NOT p2)), (X (NOT (OR p2 p1))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (OR p2 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 15 factoid took 154 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 64 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 756 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 : 756/756 places, 558/558 transitions.
Applied a total of 0 rules in 16 ms. Remains 756 /756 variables (removed 0) and now considering 558/558 (removed 0) transitions.
[2024-06-01 10:48:24] [INFO ] Invariant cache hit.
[2024-06-01 10:48:25] [INFO ] Implicit Places using invariants in 380 ms returned []
[2024-06-01 10:48:25] [INFO ] Invariant cache hit.
[2024-06-01 10:48:25] [INFO ] Implicit Places using invariants and state equation in 646 ms returned []
Implicit Place search using SMT with State Equation took 1039 ms to find 0 implicit places.
[2024-06-01 10:48:25] [INFO ] Redundant transitions in 4 ms returned []
Running 557 sub problems to find dead transitions.
[2024-06-01 10:48:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 2 (OVERLAPS) 1/756 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/756 variables, 1/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 5 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 557 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 1870 constraints, problems are : Problem set: 0 solved, 557 unsolved in 30013 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 557/557 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 557 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 2 (OVERLAPS) 1/756 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/756 variables, 1/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 5 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1314 variables, 557/2427 constraints. Problems are: Problem set: 0 solved, 557 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 2427 constraints, problems are : Problem set: 0 solved, 557 unsolved in 30020 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 557/557 constraints, Known Traps: 0/0 constraints]
After SMT, in 60141ms problems are : Problem set: 0 solved, 557 unsolved
Search for dead transitions found 0 dead transitions in 60146ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61211 ms. Remains : 756/756 places, 558/558 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 143 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 72 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 316 ms. (126 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 228 ms. (174 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 7693 steps, run visited all 1 properties in 73 ms. (steps per millisecond=105 )
Probabilistic random walk after 7693 steps, saw 7439 distinct states, run finished after 74 ms. (steps per millisecond=103 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 622 ms.
Product exploration explored 100000 steps with 0 reset in 781 ms.
Support contains 2 out of 756 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 756/756 places, 558/558 transitions.
Applied a total of 0 rules in 16 ms. Remains 756 /756 variables (removed 0) and now considering 558/558 (removed 0) transitions.
[2024-06-01 10:49:28] [INFO ] Invariant cache hit.
[2024-06-01 10:49:28] [INFO ] Implicit Places using invariants in 360 ms returned []
[2024-06-01 10:49:28] [INFO ] Invariant cache hit.
[2024-06-01 10:49:29] [INFO ] Implicit Places using invariants and state equation in 641 ms returned []
Implicit Place search using SMT with State Equation took 1006 ms to find 0 implicit places.
[2024-06-01 10:49:29] [INFO ] Redundant transitions in 4 ms returned []
Running 557 sub problems to find dead transitions.
[2024-06-01 10:49:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 2 (OVERLAPS) 1/756 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/756 variables, 1/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 5 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 557 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 1870 constraints, problems are : Problem set: 0 solved, 557 unsolved in 30022 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 557/557 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 557 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 2 (OVERLAPS) 1/756 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/756 variables, 1/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 5 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1314 variables, 557/2427 constraints. Problems are: Problem set: 0 solved, 557 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 2427 constraints, problems are : Problem set: 0 solved, 557 unsolved in 30024 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 557/557 constraints, Known Traps: 0/0 constraints]
After SMT, in 60153ms problems are : Problem set: 0 solved, 557 unsolved
Search for dead transitions found 0 dead transitions in 60158ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61189 ms. Remains : 756/756 places, 558/558 transitions.
Treatment of property ShieldIIPt-PT-040A-LTLFireability-09 finished in 128823 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
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((X(p1)||p0)))'
Found a Lengthening insensitive property : ShieldIIPt-PT-040A-LTLFireability-15
Stuttering acceptance computed with spot in 79 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 5 out of 763 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 763/763 places, 562/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 763 transition count 561
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 762 transition count 561
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 761 transition count 560
Applied a total of 4 rules in 27 ms. Remains 761 /763 variables (removed 2) and now considering 560/562 (removed 2) transitions.
// Phase 1: matrix 560 rows 761 cols
[2024-06-01 10:50:29] [INFO ] Computed 361 invariants in 2 ms
[2024-06-01 10:50:30] [INFO ] Implicit Places using invariants in 416 ms returned [753, 754]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 417 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 759/763 places, 560/562 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 759 transition count 559
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 758 transition count 559
Applied a total of 2 rules in 14 ms. Remains 758 /759 variables (removed 1) and now considering 559/560 (removed 1) transitions.
// Phase 1: matrix 559 rows 758 cols
[2024-06-01 10:50:30] [INFO ] Computed 359 invariants in 2 ms
[2024-06-01 10:50:30] [INFO ] Implicit Places using invariants in 362 ms returned [747]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 363 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 757/763 places, 559/562 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 756 transition count 558
Applied a total of 2 rules in 20 ms. Remains 756 /757 variables (removed 1) and now considering 558/559 (removed 1) transitions.
// Phase 1: matrix 558 rows 756 cols
[2024-06-01 10:50:30] [INFO ] Computed 358 invariants in 2 ms
[2024-06-01 10:50:31] [INFO ] Implicit Places using invariants in 361 ms returned []
[2024-06-01 10:50:31] [INFO ] Invariant cache hit.
[2024-06-01 10:50:31] [INFO ] Implicit Places using invariants and state equation in 663 ms returned []
Implicit Place search using SMT with State Equation took 1025 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 756/763 places, 558/562 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 1867 ms. Remains : 756/763 places, 558/562 transitions.
Running random walk in product with property : ShieldIIPt-PT-040A-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 620 ms.
Product exploration explored 100000 steps with 0 reset in 796 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (NOT (AND p0 p1))), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1)))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 84 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 78 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 1028 ms. (38 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 411 ms. (97 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 442 ms. (90 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 416 ms. (95 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 379 ms. (105 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 292959 steps, run timeout after 3001 ms. (steps per millisecond=97 ) properties seen :3 out of 4
Probabilistic random walk after 292959 steps, saw 289342 distinct states, run finished after 3001 ms. (steps per millisecond=97 ) properties seen :3
[2024-06-01 10:50:37] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/12 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 744/756 variables, 353/370 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/756 variables, 744/1114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1314 variables, 0/1870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/1314 variables, 0/1870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 1870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 319 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 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) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/12 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 744/756 variables, 353/370 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/756 variables, 744/1114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1314 variables, 1/1871 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1314 variables, 0/1871 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1314 variables, 0/1871 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 1871 constraints, problems are : Problem set: 0 solved, 1 unsolved in 434 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 764ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1130 ms.
Support contains 5 out of 756 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 756/756 places, 558/558 transitions.
Partial Free-agglomeration rule applied 79 times.
Drop transitions (Partial Free agglomeration) removed 79 transitions
Iterating global reduction 0 with 79 rules applied. Total rules applied 79 place count 756 transition count 558
Applied a total of 79 rules in 29 ms. Remains 756 /756 variables (removed 0) and now considering 558/558 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 756/756 places, 558/558 transitions.
RANDOM walk for 40000 steps (8 resets) in 484 ms. (82 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 277 ms. (143 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 67870 steps, run visited all 1 properties in 544 ms. (steps per millisecond=124 )
Probabilistic random walk after 67870 steps, saw 65623 distinct states, run finished after 544 ms. (steps per millisecond=124 ) properties seen :1
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (NOT (AND p0 p1))), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1)))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT (OR (NOT p1) p0))), (F p1)]
Knowledge based reduction with 9 factoid took 215 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 68 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 83 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 5 out of 756 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 756/756 places, 558/558 transitions.
Applied a total of 0 rules in 30 ms. Remains 756 /756 variables (removed 0) and now considering 558/558 (removed 0) transitions.
[2024-06-01 10:50:40] [INFO ] Invariant cache hit.
[2024-06-01 10:50:40] [INFO ] Implicit Places using invariants in 358 ms returned []
[2024-06-01 10:50:40] [INFO ] Invariant cache hit.
[2024-06-01 10:50:41] [INFO ] Implicit Places using invariants and state equation in 639 ms returned []
Implicit Place search using SMT with State Equation took 998 ms to find 0 implicit places.
Running 557 sub problems to find dead transitions.
[2024-06-01 10:50:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 2 (OVERLAPS) 1/756 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/756 variables, 1/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 5 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 557 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 1870 constraints, problems are : Problem set: 0 solved, 557 unsolved in 30018 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 557/557 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 557 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 2 (OVERLAPS) 1/756 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/756 variables, 1/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 5 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1314 variables, 557/2427 constraints. Problems are: Problem set: 0 solved, 557 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 1314/1314 variables, and 2427 constraints, problems are : Problem set: 0 solved, 557 unsolved in 30025 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 557/557 constraints, Known Traps: 0/0 constraints]
After SMT, in 60168ms problems are : Problem set: 0 solved, 557 unsolved
Search for dead transitions found 0 dead transitions in 60173ms
Finished structural reductions in LTL mode , in 1 iterations and 61202 ms. Remains : 756/756 places, 558/558 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p1 p0))), (X (NOT p1)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (X (NOT (AND p1 p0)))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 90 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 73 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 1388 ms. (28 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 431 ms. (92 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 378 ms. (105 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 398 ms. (100 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 359 ms. (111 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 316492 steps, run timeout after 3001 ms. (steps per millisecond=105 ) properties seen :3 out of 4
Probabilistic random walk after 316492 steps, saw 312601 distinct states, run finished after 3001 ms. (steps per millisecond=105 ) properties seen :3
[2024-06-01 10:51:45] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/12 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 744/756 variables, 353/370 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/756 variables, 744/1114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1314 variables, 0/1870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/1314 variables, 0/1870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 1870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 313 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 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) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 7/12 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 7/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 744/756 variables, 353/370 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/756 variables, 744/1114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1314 variables, 1/1871 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1314 variables, 0/1871 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1314 variables, 0/1871 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 1871 constraints, problems are : Problem set: 0 solved, 1 unsolved in 407 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 729ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1146 ms.
Support contains 5 out of 756 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 756/756 places, 558/558 transitions.
Partial Free-agglomeration rule applied 79 times.
Drop transitions (Partial Free agglomeration) removed 79 transitions
Iterating global reduction 0 with 79 rules applied. Total rules applied 79 place count 756 transition count 558
Applied a total of 79 rules in 31 ms. Remains 756 /756 variables (removed 0) and now considering 558/558 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 756/756 places, 558/558 transitions.
RANDOM walk for 40000 steps (8 resets) in 508 ms. (78 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 252 ms. (158 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 67870 steps, run visited all 1 properties in 549 ms. (steps per millisecond=123 )
Probabilistic random walk after 67870 steps, saw 65623 distinct states, run finished after 550 ms. (steps per millisecond=123 ) properties seen :1
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p1 p0))), (X (NOT p1)), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (X (NOT (AND p1 p0)))), (X (X (NOT p1))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT (OR (NOT p1) p0))), (F p1)]
Knowledge based reduction with 9 factoid took 239 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 93 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 79 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 84 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 635 ms.
Product exploration explored 100000 steps with 0 reset in 793 ms.
Support contains 5 out of 756 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 756/756 places, 558/558 transitions.
Applied a total of 0 rules in 15 ms. Remains 756 /756 variables (removed 0) and now considering 558/558 (removed 0) transitions.
[2024-06-01 10:51:50] [INFO ] Invariant cache hit.
[2024-06-01 10:51:50] [INFO ] Implicit Places using invariants in 350 ms returned []
[2024-06-01 10:51:50] [INFO ] Invariant cache hit.
[2024-06-01 10:51:51] [INFO ] Implicit Places using invariants and state equation in 652 ms returned []
Implicit Place search using SMT with State Equation took 1003 ms to find 0 implicit places.
Running 557 sub problems to find dead transitions.
[2024-06-01 10:51:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 2 (OVERLAPS) 1/756 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/756 variables, 1/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 5 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 557 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 1870 constraints, problems are : Problem set: 0 solved, 557 unsolved in 30019 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 557/557 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 557 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/755 variables, 755/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/755 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 2 (OVERLAPS) 1/756 variables, 358/1113 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/756 variables, 1/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 5 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 557 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1314 variables, 557/2427 constraints. Problems are: Problem set: 0 solved, 557 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 2427 constraints, problems are : Problem set: 0 solved, 557 unsolved in 30015 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 557/557 constraints, Known Traps: 0/0 constraints]
After SMT, in 60136ms problems are : Problem set: 0 solved, 557 unsolved
Search for dead transitions found 0 dead transitions in 60141ms
Finished structural reductions in LTL mode , in 1 iterations and 61162 ms. Remains : 756/756 places, 558/558 transitions.
Treatment of property ShieldIIPt-PT-040A-LTLFireability-15 finished in 141776 ms.
[2024-06-01 10:52:51] [INFO ] Flatten gal took : 43 ms
[2024-06-01 10:52:51] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-06-01 10:52:51] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 763 places, 562 transitions and 2404 arcs took 7 ms.
Total runtime 1317259 ms.
There are residual formulas that ITS could not solve within timeout
Could not compute solution for formula : ShieldIIPt-PT-040A-LTLFireability-09
Could not compute solution for formula : ShieldIIPt-PT-040A-LTLFireability-14
Could not compute solution for formula : ShieldIIPt-PT-040A-LTLFireability-15

BK_STOP 1717239205514

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
ltl formula name ShieldIIPt-PT-040A-LTLFireability-09
ltl formula formula --ltl=/tmp/1764/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 763 places, 562 transitions and 2404 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.100 real 0.010 user 0.020 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1764/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1764/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1764/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1764/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 765 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 764, there are 1503 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4): ~2465 levels ~10000 states ~51328 transitions
pnml2lts-mc( 0/ 4): ~4942 levels ~20000 states ~109236 transitions
pnml2lts-mc( 0/ 4): ~9891 levels ~40000 states ~229228 transitions
pnml2lts-mc( 0/ 4): ~19796 levels ~80000 states ~479392 transitions
pnml2lts-mc( 0/ 4): ~39693 levels ~160000 states ~1011316 transitions
pnml2lts-mc( 0/ 4): ~79432 levels ~320000 states ~2101312 transitions
pnml2lts-mc( 0/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 537570
pnml2lts-mc( 0/ 4): unique transitions count: 4592376
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1241197
pnml2lts-mc( 0/ 4): - claim success count: 537587
pnml2lts-mc( 0/ 4): - cum. max stack depth: 536093
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 537591 states 4592433 transitions, fanout: 8.543
pnml2lts-mc( 0/ 4): Total exploration time 11.430 sec (11.380 sec minimum, 11.403 sec on average)
pnml2lts-mc( 0/ 4): States per second: 47033, Transitions per second: 401788
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 86.0MB, 31.3 B/state, compr.: 1.0%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 8.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 574 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 86.0MB (~256.0MB paged-in)
ltl formula name ShieldIIPt-PT-040A-LTLFireability-14
ltl formula formula --ltl=/tmp/1764/ltl_1_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 763 places, 562 transitions and 2404 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.060 real 0.020 user 0.010 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1764/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1764/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1764/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1764/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): There are 764 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 764, there are 582 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 1/ 4): ~2470 levels ~10000 states ~58176 transitions
pnml2lts-mc( 1/ 4): ~4940 levels ~20000 states ~124548 transitions
pnml2lts-mc( 1/ 4): ~9888 levels ~40000 states ~260972 transitions
pnml2lts-mc( 1/ 4): ~19812 levels ~80000 states ~539600 transitions
pnml2lts-mc( 1/ 4): ~39748 levels ~160000 states ~1159268 transitions
pnml2lts-mc( 1/ 4): ~79636 levels ~320000 states ~2502380 transitions
pnml2lts-mc( 3/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 425712
pnml2lts-mc( 0/ 4): unique transitions count: 4456348
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1024174
pnml2lts-mc( 0/ 4): - claim success count: 425727
pnml2lts-mc( 0/ 4): - cum. max stack depth: 425202
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 425727 states 4456372 transitions, fanout: 10.468
pnml2lts-mc( 0/ 4): Total exploration time 9.460 sec (9.430 sec minimum, 9.442 sec on average)
pnml2lts-mc( 0/ 4): States per second: 45003, Transitions per second: 471075
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 83.9MB, 33.7 B/state, compr.: 1.1%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 7.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 574 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 83.9MB (~256.0MB paged-in)
ltl formula name ShieldIIPt-PT-040A-LTLFireability-15
ltl formula formula --ltl=/tmp/1764/ltl_2_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 763 places, 562 transitions and 2404 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.050 real 0.010 user 0.020 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1764/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1764/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1764/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1764/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 765 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 764, there are 641 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 1/ 4): ~2498 levels ~10000 states ~67748 transitions
pnml2lts-mc( 1/ 4): ~4998 levels ~20000 states ~147220 transitions
pnml2lts-mc( 1/ 4): ~9983 levels ~40000 states ~294320 transitions
pnml2lts-mc( 1/ 4): ~19978 levels ~80000 states ~622872 transitions
pnml2lts-mc( 1/ 4): ~39963 levels ~160000 states ~1301800 transitions
pnml2lts-mc( 1/ 4): ~79917 levels ~320000 states ~2714392 transitions
pnml2lts-mc( 0/ 4): Error: tree leafs table full! Change -s/--ratio.
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 506165
pnml2lts-mc( 0/ 4): unique transitions count: 4641621
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1036371
pnml2lts-mc( 0/ 4): - claim success count: 506181
pnml2lts-mc( 0/ 4): - cum. max stack depth: 505823
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 506181 states 4641659 transitions, fanout: 9.170
pnml2lts-mc( 0/ 4): Total exploration time 11.030 sec (10.950 sec minimum, 10.987 sec on average)
pnml2lts-mc( 0/ 4): States per second: 45891, Transitions per second: 420821
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 87.1MB, 30.1 B/state, compr.: 1.0%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 9.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 574 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 87.1MB (~256.0MB paged-in)

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="ShieldIIPt-PT-040A"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is ShieldIIPt-PT-040A, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r528-tall-171683760800308"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-040A.tgz
mv ShieldIIPt-PT-040A 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 ;