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-171683761600660.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is ShieldPPPt-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-171683761600660
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 772K
-rw-r--r-- 1 mcc users 8.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K 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 3.9K Apr 23 07:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 15:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 154K Apr 11 15:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Apr 11 15:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Apr 11 15:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:54 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 268K 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 ShieldPPPt-PT-040A-LTLFireability-00
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-01
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-02
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-03
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-04
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-05
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-06
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-07
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-08
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-09
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-10
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-11
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-12
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-13
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-14
FORMULA_NAME ShieldPPPt-PT-040A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717258669136

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPt-PT-040A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 16:17:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 16:17:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 16:17:50] [INFO ] Load time of PNML (sax parser for PT used): 133 ms
[2024-06-01 16:17:50] [INFO ] Transformed 1003 places.
[2024-06-01 16:17:50] [INFO ] Transformed 723 transitions.
[2024-06-01 16:17:50] [INFO ] Found NUPN structural information;
[2024-06-01 16:17:50] [INFO ] Parsed PT model containing 1003 places and 723 transitions and 2886 arcs in 269 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 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 ShieldPPPt-PT-040A-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-040A-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-040A-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 41 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Applied a total of 0 rules in 91 ms. Remains 1003 /1003 variables (removed 0) and now considering 722/722 (removed 0) transitions.
// Phase 1: matrix 722 rows 1003 cols
[2024-06-01 16:17:50] [INFO ] Computed 441 invariants in 25 ms
[2024-06-01 16:17:51] [INFO ] Implicit Places using invariants in 748 ms returned []
[2024-06-01 16:17:51] [INFO ] Invariant cache hit.
[2024-06-01 16:17:52] [INFO ] Implicit Places using invariants and state equation in 930 ms returned []
Implicit Place search using SMT with State Equation took 1707 ms to find 0 implicit places.
Running 721 sub problems to find dead transitions.
[2024-06-01 16:17:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1003/1725 variables, and 1444 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30046 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1725 variables, 721/3168 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 3168 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30024 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
After SMT, in 60403ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 60426ms
Finished structural reductions in LTL mode , in 1 iterations and 62250 ms. Remains : 1003/1003 places, 722/722 transitions.
Support contains 41 out of 1003 places after structural reductions.
[2024-06-01 16:18:53] [INFO ] Flatten gal took : 134 ms
[2024-06-01 16:18:53] [INFO ] Flatten gal took : 60 ms
[2024-06-01 16:18:53] [INFO ] Input system was already deterministic with 722 transitions.
Support contains 38 out of 1003 places (down from 41) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 24 to 22
RANDOM walk for 40000 steps (8 resets) in 1986 ms. (20 steps per ms) remains 13/22 properties
BEST_FIRST walk for 40004 steps (8 resets) in 384 ms. (103 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 456 ms. (87 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 400 ms. (99 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 364 ms. (109 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 323 ms. (123 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 302 ms. (132 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (8 resets) in 283 ms. (140 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 276 ms. (144 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 315 ms. (126 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 278 ms. (143 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 218 ms. (182 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 211 ms. (188 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 202 ms. (197 steps per ms) remains 13/13 properties
[2024-06-01 16:18:55] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 37/60 variables, 25/48 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 37/85 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 943/1003 variables, 416/501 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1003 variables, 943/1444 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1725 variables, 0/2447 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (OVERLAPS) 0/1725 variables, 0/2447 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1725/1725 variables, and 2447 constraints, problems are : Problem set: 0 solved, 13 unsolved in 1201 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 37/60 variables, 25/48 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 37/85 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 943/1003 variables, 416/501 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1003 variables, 943/1444 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1725 variables, 13/2460 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1725 variables, 0/2460 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 11 (OVERLAPS) 0/1725 variables, 0/2460 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 2460 constraints, problems are : Problem set: 0 solved, 13 unsolved in 2395 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 3613ms problems are : Problem set: 0 solved, 13 unsolved
Fused 13 Parikh solutions to 6 different solutions.
Finished Parikh walk after 150270 steps, including 157 resets, run visited all 13 properties in 3154 ms. (steps per millisecond=47 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 13 properties in 3164 ms.
FORMULA ShieldPPPt-PT-040A-LTLFireability-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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' '!(X(G(p0)))'
Support contains 2 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Applied a total of 0 rules in 50 ms. Remains 1003 /1003 variables (removed 0) and now considering 722/722 (removed 0) transitions.
[2024-06-01 16:19:02] [INFO ] Invariant cache hit.
[2024-06-01 16:19:03] [INFO ] Implicit Places using invariants in 509 ms returned []
[2024-06-01 16:19:03] [INFO ] Invariant cache hit.
[2024-06-01 16:19:04] [INFO ] Implicit Places using invariants and state equation in 947 ms returned []
Implicit Place search using SMT with State Equation took 1459 ms to find 0 implicit places.
Running 721 sub problems to find dead transitions.
[2024-06-01 16:19:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1003/1725 variables, and 1444 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30018 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1725 variables, 721/3168 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 3168 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30026 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
After SMT, in 60202ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 60208ms
Finished structural reductions in LTL mode , in 1 iterations and 61722 ms. Remains : 1003/1003 places, 722/722 transitions.
Stuttering acceptance computed with spot in 225 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ShieldPPPt-PT-040A-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-040A-LTLFireability-01 finished in 62007 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 1003 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1001 transition count 720
Applied a total of 4 rules in 89 ms. Remains 1001 /1003 variables (removed 2) and now considering 720/722 (removed 2) transitions.
// Phase 1: matrix 720 rows 1001 cols
[2024-06-01 16:20:04] [INFO ] Computed 441 invariants in 5 ms
[2024-06-01 16:20:05] [INFO ] Implicit Places using invariants in 504 ms returned [994]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 507 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1000/1003 places, 720/722 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 1000 transition count 718
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 998 transition count 718
Applied a total of 4 rules in 59 ms. Remains 998 /1000 variables (removed 2) and now considering 718/720 (removed 2) transitions.
// Phase 1: matrix 718 rows 998 cols
[2024-06-01 16:20:05] [INFO ] Computed 440 invariants in 3 ms
[2024-06-01 16:20:05] [INFO ] Implicit Places using invariants in 497 ms returned [981, 985]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 499 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 996/1003 places, 718/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 994 transition count 716
Applied a total of 4 rules in 51 ms. Remains 994 /996 variables (removed 2) and now considering 716/718 (removed 2) transitions.
// Phase 1: matrix 716 rows 994 cols
[2024-06-01 16:20:05] [INFO ] Computed 438 invariants in 4 ms
[2024-06-01 16:20:06] [INFO ] Implicit Places using invariants in 652 ms returned []
[2024-06-01 16:20:06] [INFO ] Invariant cache hit.
[2024-06-01 16:20:07] [INFO ] Implicit Places using invariants and state equation in 975 ms returned []
Implicit Place search using SMT with State Equation took 1629 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 994/1003 places, 716/722 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 2835 ms. Remains : 994/1003 places, 716/722 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-02
Product exploration explored 100000 steps with 2463 reset in 868 ms.
Stack based approach found an accepted trace after 44 steps with 1 reset with depth 25 and stack size 25 in 3 ms.
FORMULA ShieldPPPt-PT-040A-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-040A-LTLFireability-02 finished in 3769 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0||X(p1)))))'
Support contains 2 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Applied a total of 0 rules in 22 ms. Remains 1003 /1003 variables (removed 0) and now considering 722/722 (removed 0) transitions.
// Phase 1: matrix 722 rows 1003 cols
[2024-06-01 16:20:08] [INFO ] Computed 441 invariants in 6 ms
[2024-06-01 16:20:08] [INFO ] Implicit Places using invariants in 511 ms returned []
[2024-06-01 16:20:08] [INFO ] Invariant cache hit.
[2024-06-01 16:20:09] [INFO ] Implicit Places using invariants and state equation in 930 ms returned []
Implicit Place search using SMT with State Equation took 1445 ms to find 0 implicit places.
Running 721 sub problems to find dead transitions.
[2024-06-01 16:20:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1003/1725 variables, and 1444 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30021 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1725 variables, 721/3168 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 3168 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30026 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
After SMT, in 60203ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 60210ms
Finished structural reductions in LTL mode , in 1 iterations and 61680 ms. Remains : 1003/1003 places, 722/722 transitions.
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-03
Product exploration explored 100000 steps with 0 reset in 780 ms.
Stack based approach found an accepted trace after 108 steps with 0 reset with depth 109 and stack size 105 in 1 ms.
FORMULA ShieldPPPt-PT-040A-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-040A-LTLFireability-03 finished in 62569 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)) U (p1||G((p2 U p3)))))'
Support contains 6 out of 1003 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1001 transition count 720
Applied a total of 4 rules in 52 ms. Remains 1001 /1003 variables (removed 2) and now considering 720/722 (removed 2) transitions.
// Phase 1: matrix 720 rows 1001 cols
[2024-06-01 16:21:10] [INFO ] Computed 441 invariants in 3 ms
[2024-06-01 16:21:11] [INFO ] Implicit Places using invariants in 530 ms returned [994]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 536 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1000/1003 places, 720/722 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 1000 transition count 718
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 998 transition count 718
Applied a total of 4 rules in 34 ms. Remains 998 /1000 variables (removed 2) and now considering 718/720 (removed 2) transitions.
// Phase 1: matrix 718 rows 998 cols
[2024-06-01 16:21:11] [INFO ] Computed 440 invariants in 3 ms
[2024-06-01 16:21:12] [INFO ] Implicit Places using invariants in 523 ms returned [981, 985]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 525 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 996/1003 places, 718/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 994 transition count 716
Applied a total of 4 rules in 41 ms. Remains 994 /996 variables (removed 2) and now considering 716/718 (removed 2) transitions.
// Phase 1: matrix 716 rows 994 cols
[2024-06-01 16:21:12] [INFO ] Computed 438 invariants in 8 ms
[2024-06-01 16:21:12] [INFO ] Implicit Places using invariants in 537 ms returned []
[2024-06-01 16:21:12] [INFO ] Invariant cache hit.
[2024-06-01 16:21:13] [INFO ] Implicit Places using invariants and state equation in 933 ms returned []
Implicit Place search using SMT with State Equation took 1474 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 994/1003 places, 716/722 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 2662 ms. Remains : 994/1003 places, 716/722 transitions.
Stuttering acceptance computed with spot in 237 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-04
Product exploration explored 100000 steps with 21 reset in 691 ms.
Product exploration explored 100000 steps with 22 reset in 921 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 p1) p3 p2 (NOT p0)), (X p2), (X p3), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0))), (X (NOT (AND (NOT p3) p2 (NOT p0)))), (X (OR (AND (NOT p1) p3) (AND (NOT p1) p2))), (X (NOT (AND (NOT p1) (NOT p3) p2))), (X (OR (AND p3 (NOT p0)) (AND p2 (NOT p0)))), (X (NOT p1)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p3) p2 p0))), (X (X p2)), (X (X p3)), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (X (X (OR (AND (NOT p1) p3) (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p1) (NOT p3) p2)))), (X (X (OR (AND p3 (NOT p0)) (AND p2 (NOT p0))))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) p2 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 25 factoid took 131 ms. Reduced automaton from 5 states, 16 edges and 4 AP (stutter insensitive) to 5 states, 16 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 222 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3))]
RANDOM walk for 40000 steps (8 resets) in 1452 ms. (27 steps per ms) remains 9/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 382 ms. (104 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 601 ms. (66 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 483 ms. (82 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 393 ms. (101 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 619 ms. (64 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 484 ms. (82 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 433 ms. (92 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 396 ms. (100 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 364 ms. (109 steps per ms) remains 9/9 properties
[2024-06-01 16:21:17] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 979/994 variables, 432/453 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 979/1432 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 0/2426 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 0/1710 variables, 0/2426 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1710/1710 variables, and 2426 constraints, problems are : Problem set: 0 solved, 9 unsolved in 966 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 979/994 variables, 432/453 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 979/1432 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 9/2435 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1710 variables, 0/2435 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 0/1710 variables, 0/2435 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 2435 constraints, problems are : Problem set: 0 solved, 9 unsolved in 1592 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 2593ms problems are : Problem set: 0 solved, 9 unsolved
Fused 9 Parikh solutions to 6 different solutions.
Finished Parikh walk after 35682 steps, including 26 resets, run visited all 9 properties in 532 ms. (steps per millisecond=67 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 9 properties in 536 ms.
Knowledge obtained : [(AND (NOT p1) p3 p2 (NOT p0)), (X p2), (X p3), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0))), (X (NOT (AND (NOT p3) p2 (NOT p0)))), (X (OR (AND (NOT p1) p3) (AND (NOT p1) p2))), (X (NOT (AND (NOT p1) (NOT p3) p2))), (X (OR (AND p3 (NOT p0)) (AND p2 (NOT p0)))), (X (NOT p1)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p3) p2 p0))), (X (X p2)), (X (X p3)), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (X (X (OR (AND (NOT p1) p3) (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p1) (NOT p3) p2)))), (X (X (OR (AND p3 (NOT p0)) (AND p2 (NOT p0))))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) p2 p0))))]
False Knowledge obtained : [(F (NOT (OR (AND p3 (NOT p0)) (AND p2 (NOT p0))))), (F (NOT (OR p1 p3 (NOT p2)))), (F p1), (F (NOT (OR p1 p3 p2 (NOT p0)))), (F (NOT (OR p1 p3 p2))), (F (NOT (OR (AND (NOT p1) p3) (AND (NOT p1) p2)))), (F (NOT (OR p3 (NOT p2) p0))), (F (NOT p2)), (F p0), (F (NOT p3)), (F (NOT (OR p1 p3 (NOT p2) (NOT p0)))), (F (NOT (OR p3 p2 p0)))]
Knowledge based reduction with 25 factoid took 515 ms. Reduced automaton from 5 states, 16 edges and 4 AP (stutter insensitive) to 5 states, 16 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 189 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 194 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3))]
Support contains 6 out of 994 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 994/994 places, 716/716 transitions.
Applied a total of 0 rules in 47 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
[2024-06-01 16:21:21] [INFO ] Invariant cache hit.
[2024-06-01 16:21:22] [INFO ] Implicit Places using invariants in 555 ms returned []
[2024-06-01 16:21:22] [INFO ] Invariant cache hit.
[2024-06-01 16:21:23] [INFO ] Implicit Places using invariants and state equation in 890 ms returned []
Implicit Place search using SMT with State Equation took 1483 ms to find 0 implicit places.
[2024-06-01 16:21:23] [INFO ] Redundant transitions in 32 ms returned []
Running 715 sub problems to find dead transitions.
[2024-06-01 16:21:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 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 994/1710 variables, and 1432 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30020 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 715 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 5 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1710 variables, 715/3141 constraints. Problems are: Problem set: 0 solved, 715 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 3141 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30027 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
After SMT, in 60185ms problems are : Problem set: 0 solved, 715 unsolved
Search for dead transitions found 0 dead transitions in 60192ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61774 ms. Remains : 994/994 places, 716/716 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 (NOT p1) p3 p2 (NOT p0)), (X p2), (X p3), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0))), (X (NOT (AND (NOT p3) p2 (NOT p0)))), (X (OR (AND (NOT p1) p3) (AND (NOT p1) p2))), (X (NOT (AND (NOT p1) (NOT p3) p2))), (X (OR (AND p3 (NOT p0)) (AND p2 (NOT p0)))), (X (NOT p1)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p3) p2 p0))), (X (X p2)), (X (X p3)), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (X (X (OR (AND (NOT p1) p3) (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p1) (NOT p3) p2)))), (X (X (OR (AND p3 (NOT p0)) (AND p2 (NOT p0))))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) p2 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 25 factoid took 142 ms. Reduced automaton from 5 states, 16 edges and 4 AP (stutter insensitive) to 5 states, 16 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 186 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3))]
RANDOM walk for 40000 steps (8 resets) in 926 ms. (43 steps per ms) remains 9/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 400 ms. (99 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 421 ms. (94 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 476 ms. (83 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 428 ms. (93 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 376 ms. (106 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 422 ms. (94 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 416 ms. (95 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 408 ms. (97 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 402 ms. (99 steps per ms) remains 9/9 properties
[2024-06-01 16:22:25] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 979/994 variables, 432/453 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 979/1432 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 0/2426 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 0/1710 variables, 0/2426 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1710/1710 variables, and 2426 constraints, problems are : Problem set: 0 solved, 9 unsolved in 1004 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 979/994 variables, 432/453 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/994 variables, 979/1432 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1710 variables, 9/2435 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1710 variables, 0/2435 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 0/1710 variables, 0/2435 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 2435 constraints, problems are : Problem set: 0 solved, 9 unsolved in 1722 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 2736ms problems are : Problem set: 0 solved, 9 unsolved
Fused 9 Parikh solutions to 6 different solutions.
Finished Parikh walk after 56435 steps, including 41 resets, run visited all 9 properties in 840 ms. (steps per millisecond=67 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 9 properties in 843 ms.
Knowledge obtained : [(AND (NOT p1) p3 p2 (NOT p0)), (X p2), (X p3), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0))), (X (NOT (AND (NOT p3) p2 (NOT p0)))), (X (OR (AND (NOT p1) p3) (AND (NOT p1) p2))), (X (NOT (AND (NOT p1) (NOT p3) p2))), (X (OR (AND p3 (NOT p0)) (AND p2 (NOT p0)))), (X (NOT p1)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p3) p2 p0))), (X (X p2)), (X (X p3)), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p3) (NOT p2) p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (X (X (OR (AND (NOT p1) p3) (AND (NOT p1) p2)))), (X (X (NOT (AND (NOT p1) (NOT p3) p2)))), (X (X (OR (AND p3 (NOT p0)) (AND p2 (NOT p0))))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p3) p2 p0))))]
False Knowledge obtained : [(F (NOT (OR (AND p3 (NOT p0)) (AND p2 (NOT p0))))), (F (NOT (OR p1 p3 (NOT p2)))), (F p1), (F (NOT (OR p1 p3 p2 (NOT p0)))), (F (NOT (OR p1 p3 p2))), (F (NOT (OR (AND (NOT p1) p3) (AND (NOT p1) p2)))), (F (NOT (OR p3 (NOT p2) p0))), (F (NOT p2)), (F p0), (F (NOT p3)), (F (NOT (OR p1 p3 (NOT p2) (NOT p0)))), (F (NOT (OR p3 p2 p0)))]
Knowledge based reduction with 25 factoid took 603 ms. Reduced automaton from 5 states, 16 edges and 4 AP (stutter insensitive) to 5 states, 16 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 238 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 205 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 215 ms :[(AND (NOT p1) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3))]
Product exploration explored 100000 steps with 29 reset in 732 ms.
Product exploration explored 100000 steps with 20 reset in 911 ms.
Support contains 6 out of 994 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 994/994 places, 716/716 transitions.
Applied a total of 0 rules in 23 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
[2024-06-01 16:22:31] [INFO ] Invariant cache hit.
[2024-06-01 16:22:32] [INFO ] Implicit Places using invariants in 511 ms returned []
[2024-06-01 16:22:32] [INFO ] Invariant cache hit.
[2024-06-01 16:22:33] [INFO ] Implicit Places using invariants and state equation in 938 ms returned []
Implicit Place search using SMT with State Equation took 1450 ms to find 0 implicit places.
[2024-06-01 16:22:33] [INFO ] Redundant transitions in 52 ms returned []
Running 715 sub problems to find dead transitions.
[2024-06-01 16:22:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 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 Real declared 994/1710 variables, and 1432 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30019 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 715 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 5 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1710 variables, 715/3141 constraints. Problems are: Problem set: 0 solved, 715 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 3141 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30027 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
After SMT, in 60196ms problems are : Problem set: 0 solved, 715 unsolved
Search for dead transitions found 0 dead transitions in 60203ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61735 ms. Remains : 994/994 places, 716/716 transitions.
Treatment of property ShieldPPPt-PT-040A-LTLFireability-04 finished in 142776 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 U (p1||G(p0))))))'
Support contains 5 out of 1003 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1003/1003 places, 722/722 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 1002 transition count 721
Applied a total of 2 rules in 39 ms. Remains 1002 /1003 variables (removed 1) and now considering 721/722 (removed 1) transitions.
// Phase 1: matrix 721 rows 1002 cols
[2024-06-01 16:23:33] [INFO ] Computed 441 invariants in 2 ms
[2024-06-01 16:23:34] [INFO ] Implicit Places using invariants in 582 ms returned []
[2024-06-01 16:23:34] [INFO ] Invariant cache hit.
[2024-06-01 16:23:35] [INFO ] Implicit Places using invariants and state equation in 970 ms returned []
Implicit Place search using SMT with State Equation took 1553 ms to find 0 implicit places.
[2024-06-01 16:23:35] [INFO ] Redundant transitions in 5 ms returned []
Running 720 sub problems to find dead transitions.
[2024-06-01 16:23:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1001 variables, 1001/1001 constraints. Problems are: Problem set: 0 solved, 720 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1001 variables, 0/1001 constraints. Problems are: Problem set: 0 solved, 720 unsolved
At refinement iteration 2 (OVERLAPS) 1/1002 variables, 441/1442 constraints. Problems are: Problem set: 0 solved, 720 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1002 variables, 1/1443 constraints. Problems are: Problem set: 0 solved, 720 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1002/1723 variables, and 1443 constraints, problems are : Problem set: 0 solved, 720 unsolved in 30021 ms.
Refiners :[Domain max(s): 1002/1002 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1002 constraints, PredecessorRefiner: 720/720 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 720 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1001 variables, 1001/1001 constraints. Problems are: Problem set: 0 solved, 720 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1001 variables, 0/1001 constraints. Problems are: Problem set: 0 solved, 720 unsolved
At refinement iteration 2 (OVERLAPS) 1/1002 variables, 441/1442 constraints. Problems are: Problem set: 0 solved, 720 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1002 variables, 1/1443 constraints. Problems are: Problem set: 0 solved, 720 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1002 variables, 0/1443 constraints. Problems are: Problem set: 0 solved, 720 unsolved
At refinement iteration 5 (OVERLAPS) 721/1723 variables, 1002/2445 constraints. Problems are: Problem set: 0 solved, 720 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1723 variables, 720/3165 constraints. Problems are: Problem set: 0 solved, 720 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1723/1723 variables, and 3165 constraints, problems are : Problem set: 0 solved, 720 unsolved in 30035 ms.
Refiners :[Domain max(s): 1002/1002 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1002/1002 constraints, PredecessorRefiner: 720/720 constraints, Known Traps: 0/0 constraints]
After SMT, in 60205ms problems are : Problem set: 0 solved, 720 unsolved
Search for dead transitions found 0 dead transitions in 60212ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1002/1003 places, 721/722 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61816 ms. Remains : 1002/1003 places, 721/722 transitions.
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 693 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA ShieldPPPt-PT-040A-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-040A-LTLFireability-05 finished in 62603 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 1003 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 1000 transition count 720
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 1000 transition count 718
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 998 transition count 718
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 9 place count 997 transition count 717
Applied a total of 9 rules in 67 ms. Remains 997 /1003 variables (removed 6) and now considering 717/722 (removed 5) transitions.
// Phase 1: matrix 717 rows 997 cols
[2024-06-01 16:24:36] [INFO ] Computed 440 invariants in 2 ms
[2024-06-01 16:24:36] [INFO ] Implicit Places using invariants in 630 ms returned [980, 984]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 631 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 995/1003 places, 717/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 993 transition count 715
Applied a total of 4 rules in 33 ms. Remains 993 /995 variables (removed 2) and now considering 715/717 (removed 2) transitions.
// Phase 1: matrix 715 rows 993 cols
[2024-06-01 16:24:37] [INFO ] Computed 438 invariants in 2 ms
[2024-06-01 16:24:37] [INFO ] Implicit Places using invariants in 555 ms returned []
[2024-06-01 16:24:37] [INFO ] Invariant cache hit.
[2024-06-01 16:24:38] [INFO ] Implicit Places using invariants and state equation in 851 ms returned []
Implicit Place search using SMT with State Equation took 1437 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 993/1003 places, 715/722 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2170 ms. Remains : 993/1003 places, 715/722 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 668 ms.
Stack based approach found an accepted trace after 14 steps with 0 reset with depth 15 and stack size 15 in 1 ms.
FORMULA ShieldPPPt-PT-040A-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-040A-LTLFireability-07 finished in 2909 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)))'
Support contains 1 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Applied a total of 0 rules in 17 ms. Remains 1003 /1003 variables (removed 0) and now considering 722/722 (removed 0) transitions.
// Phase 1: matrix 722 rows 1003 cols
[2024-06-01 16:24:39] [INFO ] Computed 441 invariants in 4 ms
[2024-06-01 16:24:39] [INFO ] Implicit Places using invariants in 522 ms returned []
[2024-06-01 16:24:39] [INFO ] Invariant cache hit.
[2024-06-01 16:24:40] [INFO ] Implicit Places using invariants and state equation in 886 ms returned []
Implicit Place search using SMT with State Equation took 1433 ms to find 0 implicit places.
Running 721 sub problems to find dead transitions.
[2024-06-01 16:24:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1003/1725 variables, and 1444 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30028 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1725 variables, 721/3168 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 3168 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30018 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
After SMT, in 60234ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 60240ms
Finished structural reductions in LTL mode , in 1 iterations and 61691 ms. Remains : 1003/1003 places, 722/722 transitions.
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-09
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-040A-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-040A-LTLFireability-09 finished in 61929 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) U p1))'
Support contains 4 out of 1003 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1001 transition count 720
Applied a total of 4 rules in 42 ms. Remains 1001 /1003 variables (removed 2) and now considering 720/722 (removed 2) transitions.
// Phase 1: matrix 720 rows 1001 cols
[2024-06-01 16:25:41] [INFO ] Computed 441 invariants in 6 ms
[2024-06-01 16:25:41] [INFO ] Implicit Places using invariants in 543 ms returned [994]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 544 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1000/1003 places, 720/722 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 1000 transition count 718
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 998 transition count 718
Applied a total of 4 rules in 25 ms. Remains 998 /1000 variables (removed 2) and now considering 718/720 (removed 2) transitions.
// Phase 1: matrix 718 rows 998 cols
[2024-06-01 16:25:41] [INFO ] Computed 440 invariants in 4 ms
[2024-06-01 16:25:42] [INFO ] Implicit Places using invariants in 536 ms returned [981, 985]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 538 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 996/1003 places, 718/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 994 transition count 716
Applied a total of 4 rules in 37 ms. Remains 994 /996 variables (removed 2) and now considering 716/718 (removed 2) transitions.
// Phase 1: matrix 716 rows 994 cols
[2024-06-01 16:25:42] [INFO ] Computed 438 invariants in 4 ms
[2024-06-01 16:25:42] [INFO ] Implicit Places using invariants in 472 ms returned []
[2024-06-01 16:25:42] [INFO ] Invariant cache hit.
[2024-06-01 16:25:43] [INFO ] Implicit Places using invariants and state equation in 901 ms returned []
Implicit Place search using SMT with State Equation took 1377 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 994/1003 places, 716/722 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 2564 ms. Remains : 994/1003 places, 716/722 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-10
Product exploration explored 100000 steps with 75 reset in 694 ms.
Stack based approach found an accepted trace after 24 steps with 0 reset with depth 25 and stack size 25 in 0 ms.
FORMULA ShieldPPPt-PT-040A-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-040A-LTLFireability-10 finished in 3355 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X((!p1&&(G(!p2) U p0)))))'
Support contains 6 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Applied a total of 0 rules in 12 ms. Remains 1003 /1003 variables (removed 0) and now considering 722/722 (removed 0) transitions.
// Phase 1: matrix 722 rows 1003 cols
[2024-06-01 16:25:44] [INFO ] Computed 441 invariants in 6 ms
[2024-06-01 16:25:45] [INFO ] Implicit Places using invariants in 577 ms returned []
[2024-06-01 16:25:45] [INFO ] Invariant cache hit.
[2024-06-01 16:25:46] [INFO ] Implicit Places using invariants and state equation in 947 ms returned []
Implicit Place search using SMT with State Equation took 1526 ms to find 0 implicit places.
Running 721 sub problems to find dead transitions.
[2024-06-01 16:25:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
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0.0)
(s732 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1003/1725 variables, and 1444 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30024 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1725 variables, 721/3168 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 3168 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30024 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
After SMT, in 60205ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 60213ms
Finished structural reductions in LTL mode , in 1 iterations and 61752 ms. Remains : 1003/1003 places, 722/722 transitions.
Stuttering acceptance computed with spot in 264 ms :[p2, (OR (NOT p0) p2), (OR (NOT p0) (AND p1 p2)), true, (OR (NOT p0) p1), (OR (NOT p0) p1), (OR (NOT p0) p1)]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-11
Entered a terminal (fully accepting) state of product in 15026 steps with 0 reset in 114 ms.
FORMULA ShieldPPPt-PT-040A-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-040A-LTLFireability-11 finished in 62159 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 1003 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1001 transition count 720
Applied a total of 4 rules in 34 ms. Remains 1001 /1003 variables (removed 2) and now considering 720/722 (removed 2) transitions.
// Phase 1: matrix 720 rows 1001 cols
[2024-06-01 16:26:46] [INFO ] Computed 441 invariants in 4 ms
[2024-06-01 16:26:47] [INFO ] Implicit Places using invariants in 537 ms returned [994]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 538 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1000/1003 places, 720/722 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 1000 transition count 718
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 998 transition count 718
Applied a total of 4 rules in 25 ms. Remains 998 /1000 variables (removed 2) and now considering 718/720 (removed 2) transitions.
// Phase 1: matrix 718 rows 998 cols
[2024-06-01 16:26:47] [INFO ] Computed 440 invariants in 1 ms
[2024-06-01 16:26:47] [INFO ] Implicit Places using invariants in 527 ms returned [981, 985]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 529 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 996/1003 places, 718/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 994 transition count 716
Applied a total of 4 rules in 37 ms. Remains 994 /996 variables (removed 2) and now considering 716/718 (removed 2) transitions.
// Phase 1: matrix 716 rows 994 cols
[2024-06-01 16:26:47] [INFO ] Computed 438 invariants in 4 ms
[2024-06-01 16:26:48] [INFO ] Implicit Places using invariants in 533 ms returned []
[2024-06-01 16:26:48] [INFO ] Invariant cache hit.
[2024-06-01 16:26:49] [INFO ] Implicit Places using invariants and state equation in 959 ms returned []
Implicit Place search using SMT with State Equation took 1493 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 994/1003 places, 716/722 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 2657 ms. Remains : 994/1003 places, 716/722 transitions.
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 697 ms.
Product exploration explored 100000 steps with 0 reset in 898 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 320 ms. (124 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 203 ms. (196 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 9551 steps, run visited all 1 properties in 102 ms. (steps per millisecond=93 )
Probabilistic random walk after 9551 steps, saw 9307 distinct states, run finished after 106 ms. (steps per millisecond=90 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 89 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 65 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 994 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 994/994 places, 716/716 transitions.
Applied a total of 0 rules in 24 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
[2024-06-01 16:26:51] [INFO ] Invariant cache hit.
[2024-06-01 16:26:52] [INFO ] Implicit Places using invariants in 662 ms returned []
[2024-06-01 16:26:52] [INFO ] Invariant cache hit.
[2024-06-01 16:26:53] [INFO ] Implicit Places using invariants and state equation in 969 ms returned []
Implicit Place search using SMT with State Equation took 1634 ms to find 0 implicit places.
[2024-06-01 16:26:53] [INFO ] Redundant transitions in 7 ms returned []
Running 715 sub problems to find dead transitions.
[2024-06-01 16:26:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
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(s839 timeout
0.0)
(s840 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 994/1710 variables, and 1432 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30022 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 715 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 5 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1710 variables, 715/3141 constraints. Problems are: Problem set: 0 solved, 715 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 3141 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30024 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
After SMT, in 60186ms problems are : Problem set: 0 solved, 715 unsolved
Search for dead transitions found 0 dead transitions in 60193ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61865 ms. Remains : 994/994 places, 716/716 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 78 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 74 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 306 ms. (130 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 206 ms. (193 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 9551 steps, run visited all 1 properties in 93 ms. (steps per millisecond=102 )
Probabilistic random walk after 9551 steps, saw 9307 distinct states, run finished after 94 ms. (steps per millisecond=101 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 88 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 86 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 688 ms.
Product exploration explored 100000 steps with 0 reset in 856 ms.
Support contains 2 out of 994 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 994/994 places, 716/716 transitions.
Applied a total of 0 rules in 19 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
[2024-06-01 16:27:55] [INFO ] Invariant cache hit.
[2024-06-01 16:27:56] [INFO ] Implicit Places using invariants in 513 ms returned []
[2024-06-01 16:27:56] [INFO ] Invariant cache hit.
[2024-06-01 16:27:57] [INFO ] Implicit Places using invariants and state equation in 968 ms returned []
Implicit Place search using SMT with State Equation took 1483 ms to find 0 implicit places.
[2024-06-01 16:27:57] [INFO ] Redundant transitions in 9 ms returned []
Running 715 sub problems to find dead transitions.
[2024-06-01 16:27:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 994/1710 variables, and 1432 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30021 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 715 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 5 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1710 variables, 715/3141 constraints. Problems are: Problem set: 0 solved, 715 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 3141 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30027 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
After SMT, in 60196ms problems are : Problem set: 0 solved, 715 unsolved
Search for dead transitions found 0 dead transitions in 60204ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61725 ms. Remains : 994/994 places, 716/716 transitions.
Treatment of property ShieldPPPt-PT-040A-LTLFireability-12 finished in 130960 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Applied a total of 0 rules in 15 ms. Remains 1003 /1003 variables (removed 0) and now considering 722/722 (removed 0) transitions.
// Phase 1: matrix 722 rows 1003 cols
[2024-06-01 16:28:57] [INFO ] Computed 441 invariants in 4 ms
[2024-06-01 16:28:58] [INFO ] Implicit Places using invariants in 546 ms returned []
[2024-06-01 16:28:58] [INFO ] Invariant cache hit.
[2024-06-01 16:28:59] [INFO ] Implicit Places using invariants and state equation in 893 ms returned []
Implicit Place search using SMT with State Equation took 1443 ms to find 0 implicit places.
Running 721 sub problems to find dead transitions.
[2024-06-01 16:28:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 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 Real declared 1003/1725 variables, and 1444 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30017 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1725 variables, 721/3168 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 3168 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30017 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
After SMT, in 60180ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 60187ms
Finished structural reductions in LTL mode , in 1 iterations and 61646 ms. Remains : 1003/1003 places, 722/722 transitions.
Stuttering acceptance computed with spot in 102 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 685 ms.
Product exploration explored 100000 steps with 0 reset in 938 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 80 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[true, (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 306 ms. (130 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 229 ms. (173 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 25225 steps, run visited all 1 properties in 249 ms. (steps per millisecond=101 )
Probabilistic random walk after 25225 steps, saw 24687 distinct states, run finished after 250 ms. (steps per millisecond=100 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Property proved to be false thanks to negative knowledge :(F (NOT p0))
Knowledge based reduction with 3 factoid took 126 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-040A-LTLFireability-14 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-040A-LTLFireability-14 finished in 64054 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((X(p0)||G(p1)))))'
Support contains 3 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Applied a total of 0 rules in 17 ms. Remains 1003 /1003 variables (removed 0) and now considering 722/722 (removed 0) transitions.
[2024-06-01 16:30:01] [INFO ] Invariant cache hit.
[2024-06-01 16:30:02] [INFO ] Implicit Places using invariants in 535 ms returned []
[2024-06-01 16:30:02] [INFO ] Invariant cache hit.
[2024-06-01 16:30:03] [INFO ] Implicit Places using invariants and state equation in 978 ms returned []
Implicit Place search using SMT with State Equation took 1514 ms to find 0 implicit places.
Running 721 sub problems to find dead transitions.
[2024-06-01 16:30:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 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 1003/1725 variables, and 1444 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30020 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1725 variables, 721/3168 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 3168 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30017 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
After SMT, in 60174ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 60182ms
Finished structural reductions in LTL mode , in 1 iterations and 61715 ms. Remains : 1003/1003 places, 722/722 transitions.
Stuttering acceptance computed with spot in 111 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 676 ms.
Product exploration explored 100000 steps with 0 reset in 899 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) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 66 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 576 ms. (69 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 476 ms. (83 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 485 ms. (82 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 501 ms. (79 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 502 ms. (79 steps per ms) remains 4/4 properties
Finished probabilistic random walk after 26672 steps, run visited all 4 properties in 605 ms. (steps per millisecond=44 )
Probabilistic random walk after 26672 steps, saw 26120 distinct states, run finished after 607 ms. (steps per millisecond=43 ) properties seen :4
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 p1))), (F p0), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 224 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Applied a total of 0 rules in 16 ms. Remains 1003 /1003 variables (removed 0) and now considering 722/722 (removed 0) transitions.
[2024-06-01 16:31:07] [INFO ] Invariant cache hit.
[2024-06-01 16:31:07] [INFO ] Implicit Places using invariants in 559 ms returned []
[2024-06-01 16:31:07] [INFO ] Invariant cache hit.
[2024-06-01 16:31:08] [INFO ] Implicit Places using invariants and state equation in 902 ms returned []
Implicit Place search using SMT with State Equation took 1463 ms to find 0 implicit places.
Running 721 sub problems to find dead transitions.
[2024-06-01 16:31:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 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 Real declared 1003/1725 variables, and 1444 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30021 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1725 variables, 721/3168 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 3168 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30037 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
After SMT, in 60211ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 60217ms
Finished structural reductions in LTL mode , in 1 iterations and 61699 ms. Remains : 1003/1003 places, 722/722 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 (NOT p0) p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 100 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 1599 ms. (25 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 426 ms. (93 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 427 ms. (93 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 428 ms. (93 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 417 ms. (95 steps per ms) remains 4/4 properties
Finished probabilistic random walk after 26672 steps, run visited all 4 properties in 625 ms. (steps per millisecond=42 )
Probabilistic random walk after 26672 steps, saw 26120 distinct states, run finished after 627 ms. (steps per millisecond=42 ) properties seen :4
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 p1))), (F p0), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 163 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 749 ms.
Product exploration explored 100000 steps with 0 reset in 952 ms.
Applying partial POR strategy [false, true, false]
Stuttering acceptance computed with spot in 140 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 1003 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 1 ms
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1003 transition count 722
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 2 rules in 125 ms. Remains 1003 /1003 variables (removed 0) and now considering 722/722 (removed 0) transitions.
[2024-06-01 16:32:13] [INFO ] Redundant transitions in 5 ms returned []
Running 721 sub problems to find dead transitions.
// Phase 1: matrix 722 rows 1003 cols
[2024-06-01 16:32:13] [INFO ] Computed 441 invariants in 3 ms
[2024-06-01 16:32:13] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1003/1725 variables, and 1444 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30022 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
[2024-06-01 16:32:58] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 10 ms to minimize.
Problem TDEAD278 is UNSAT
[2024-06-01 16:32:58] [INFO ] Deduced a trap composed of 2 places in 19 ms of which 1 ms to minimize.
Problem TDEAD279 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/1003 variables, 2/1446 constraints. Problems are: Problem set: 2 solved, 719 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1003/1725 variables, and 1446 constraints, problems are : Problem set: 2 solved, 719 unsolved in 30017 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 0/721 constraints, Known Traps: 2/2 constraints]
After SMT, in 60202ms problems are : Problem set: 2 solved, 719 unsolved
Search for dead transitions found 2 dead transitions in 60209ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 1003/1003 places, 720/722 transitions.
Graph (complete) has 2442 edges and 1003 vertex of which 1001 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 25 ms. Remains 1001 /1003 variables (removed 2) and now considering 720/720 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 1001/1003 places, 720/722 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60378 ms. Remains : 1001/1003 places, 720/722 transitions.
Support contains 3 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Applied a total of 0 rules in 17 ms. Remains 1003 /1003 variables (removed 0) and now considering 722/722 (removed 0) transitions.
// Phase 1: matrix 722 rows 1003 cols
[2024-06-01 16:33:13] [INFO ] Computed 441 invariants in 3 ms
[2024-06-01 16:33:14] [INFO ] Implicit Places using invariants in 509 ms returned []
[2024-06-01 16:33:14] [INFO ] Invariant cache hit.
[2024-06-01 16:33:14] [INFO ] Implicit Places using invariants and state equation in 862 ms returned []
Implicit Place search using SMT with State Equation took 1376 ms to find 0 implicit places.
Running 721 sub problems to find dead transitions.
[2024-06-01 16:33:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1003/1725 variables, and 1444 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30017 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 0/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1002 variables, 1002/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1002 variables, 0/1002 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 1/1003 variables, 441/1443 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1003 variables, 1/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1003 variables, 0/1444 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (OVERLAPS) 722/1725 variables, 1003/2447 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1725 variables, 721/3168 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 3168 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30023 ms.
Refiners :[Domain max(s): 1003/1003 constraints, Positive P Invariants (semi-flows): 441/441 constraints, State Equation: 1003/1003 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints]
After SMT, in 60230ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 60237ms
Finished structural reductions in LTL mode , in 1 iterations and 61632 ms. Remains : 1003/1003 places, 722/722 transitions.
Treatment of property ShieldPPPt-PT-040A-LTLFireability-15 finished in 253637 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)) U (p1||G((p2 U p3)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X(p0)||G(p1)))))'
Found a Shortening insensitive property : ShieldPPPt-PT-040A-LTLFireability-15
Stuttering acceptance computed with spot in 111 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 1003 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1003/1003 places, 722/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1001 transition count 720
Applied a total of 4 rules in 40 ms. Remains 1001 /1003 variables (removed 2) and now considering 720/722 (removed 2) transitions.
// Phase 1: matrix 720 rows 1001 cols
[2024-06-01 16:34:15] [INFO ] Computed 441 invariants in 5 ms
[2024-06-01 16:34:16] [INFO ] Implicit Places using invariants in 539 ms returned [994]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 541 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 1000/1003 places, 720/722 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 1000 transition count 718
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 998 transition count 718
Applied a total of 4 rules in 22 ms. Remains 998 /1000 variables (removed 2) and now considering 718/720 (removed 2) transitions.
// Phase 1: matrix 718 rows 998 cols
[2024-06-01 16:34:16] [INFO ] Computed 440 invariants in 5 ms
[2024-06-01 16:34:16] [INFO ] Implicit Places using invariants in 539 ms returned [981, 985]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 540 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 996/1003 places, 718/722 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 994 transition count 716
Applied a total of 4 rules in 31 ms. Remains 994 /996 variables (removed 2) and now considering 716/718 (removed 2) transitions.
// Phase 1: matrix 716 rows 994 cols
[2024-06-01 16:34:16] [INFO ] Computed 438 invariants in 3 ms
[2024-06-01 16:34:17] [INFO ] Implicit Places using invariants in 534 ms returned []
[2024-06-01 16:34:17] [INFO ] Invariant cache hit.
[2024-06-01 16:34:18] [INFO ] Implicit Places using invariants and state equation in 975 ms returned []
Implicit Place search using SMT with State Equation took 1513 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 994/1003 places, 716/722 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 2688 ms. Remains : 994/1003 places, 716/722 transitions.
Running random walk in product with property : ShieldPPPt-PT-040A-LTLFireability-15
Product exploration explored 100000 steps with 1 reset in 710 ms.
Product exploration explored 100000 steps with 0 reset in 878 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) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 100 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 1671 ms. (23 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 518 ms. (77 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 430 ms. (92 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 547 ms. (73 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 479 ms. (83 steps per ms) remains 4/4 properties
Finished probabilistic random walk after 26211 steps, run visited all 4 properties in 719 ms. (steps per millisecond=36 )
Probabilistic random walk after 26211 steps, saw 25639 distinct states, run finished after 720 ms. (steps per millisecond=36 ) properties seen :4
Knowledge obtained : [(AND p1 (NOT p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 p1))), (F p0), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 275 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 994 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 994/994 places, 716/716 transitions.
Applied a total of 0 rules in 19 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
[2024-06-01 16:34:22] [INFO ] Invariant cache hit.
[2024-06-01 16:34:23] [INFO ] Implicit Places using invariants in 643 ms returned []
[2024-06-01 16:34:23] [INFO ] Invariant cache hit.
[2024-06-01 16:34:24] [INFO ] Implicit Places using invariants and state equation in 973 ms returned []
Implicit Place search using SMT with State Equation took 1618 ms to find 0 implicit places.
Running 715 sub problems to find dead transitions.
[2024-06-01 16:34:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 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 Real declared 994/1710 variables, and 1432 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30021 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 715 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 5 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1710 variables, 715/3141 constraints. Problems are: Problem set: 0 solved, 715 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 3141 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30025 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
After SMT, in 60189ms problems are : Problem set: 0 solved, 715 unsolved
Search for dead transitions found 0 dead transitions in 60195ms
Finished structural reductions in LTL mode , in 1 iterations and 61835 ms. Remains : 994/994 places, 716/716 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 (NOT p0) p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 122 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 1488 ms. (26 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 472 ms. (84 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 509 ms. (78 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 382 ms. (104 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 421 ms. (94 steps per ms) remains 4/4 properties
Finished probabilistic random walk after 26211 steps, run visited all 4 properties in 530 ms. (steps per millisecond=49 )
Probabilistic random walk after 26211 steps, saw 25639 distinct states, run finished after 532 ms. (steps per millisecond=49 ) properties seen :4
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 p1))), (F p0), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 274 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 127 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 720 ms.
Product exploration explored 100000 steps with 0 reset in 923 ms.
Applying partial POR strategy [false, true, false]
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 994 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 994/994 places, 716/716 transitions.
Applied a total of 0 rules in 21 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
[2024-06-01 16:35:28] [INFO ] Redundant transitions in 5 ms returned []
Running 715 sub problems to find dead transitions.
[2024-06-01 16:35:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 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 994/1710 variables, and 1432 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30018 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 715 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 5 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1710 variables, 715/3141 constraints. Problems are: Problem set: 0 solved, 715 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 3141 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30030 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
After SMT, in 60182ms problems are : Problem set: 0 solved, 715 unsolved
Search for dead transitions found 0 dead transitions in 60188ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60223 ms. Remains : 994/994 places, 716/716 transitions.
Support contains 3 out of 994 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 994/994 places, 716/716 transitions.
Applied a total of 0 rules in 13 ms. Remains 994 /994 variables (removed 0) and now considering 716/716 (removed 0) transitions.
[2024-06-01 16:36:29] [INFO ] Invariant cache hit.
[2024-06-01 16:36:29] [INFO ] Implicit Places using invariants in 627 ms returned []
[2024-06-01 16:36:29] [INFO ] Invariant cache hit.
[2024-06-01 16:36:30] [INFO ] Implicit Places using invariants and state equation in 947 ms returned []
Implicit Place search using SMT with State Equation took 1589 ms to find 0 implicit places.
Running 715 sub problems to find dead transitions.
[2024-06-01 16:36:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 994/1710 variables, and 1432 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30017 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 0/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 715 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 993/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 2 (OVERLAPS) 1/994 variables, 438/1431 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/994 variables, 1/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/994 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 5 (OVERLAPS) 716/1710 variables, 994/2426 constraints. Problems are: Problem set: 0 solved, 715 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1710 variables, 715/3141 constraints. Problems are: Problem set: 0 solved, 715 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1710/1710 variables, and 3141 constraints, problems are : Problem set: 0 solved, 715 unsolved in 30035 ms.
Refiners :[Domain max(s): 994/994 constraints, Positive P Invariants (semi-flows): 438/438 constraints, State Equation: 994/994 constraints, PredecessorRefiner: 715/715 constraints, Known Traps: 0/0 constraints]
After SMT, in 60230ms problems are : Problem set: 0 solved, 715 unsolved
Search for dead transitions found 0 dead transitions in 60236ms
Finished structural reductions in LTL mode , in 1 iterations and 61839 ms. Remains : 994/994 places, 716/716 transitions.
Treatment of property ShieldPPPt-PT-040A-LTLFireability-15 finished in 195502 ms.
[2024-06-01 16:37:31] [INFO ] Flatten gal took : 77 ms
[2024-06-01 16:37:31] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-06-01 16:37:31] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1003 places, 722 transitions and 2884 arcs took 4 ms.
Total runtime 1180809 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA ShieldPPPt-PT-040A-LTLFireability-04 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
Could not compute solution for formula : ShieldPPPt-PT-040A-LTLFireability-12
Could not compute solution for formula : ShieldPPPt-PT-040A-LTLFireability-15

BK_STOP 1717259899834

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
ltl formula name ShieldPPPt-PT-040A-LTLFireability-04
ltl formula formula --ltl=/tmp/1797/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
Warning: program compiled against libxml 210 using older 209
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
pnml2lts-mc( 0/ 4): Petri net has 1003 places, 722 transitions and 2884 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1797/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1797/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.120 real 0.010 user 0.020 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1797/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1797/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 6 states
pnml2lts-mc( 0/ 4): There are 1004 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 1004, there are 902 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( 3/ 4): ~2479 levels ~10000 states ~121324 transitions
pnml2lts-mc( 3/ 4): ~4970 levels ~20000 states ~256196 transitions
pnml2lts-mc( 3/ 4): ~9963 levels ~40000 states ~544612 transitions
pnml2lts-mc( 0/ 4): ~19874 levels ~80000 states ~978044 transitions
pnml2lts-mc( 0/ 4): ~39768 levels ~160000 states ~2054732 transitions
pnml2lts-mc( 3/ 4):
pnml2lts-mc( 3/ 4): Accepting cycle FOUND at depth ~50101!
pnml2lts-mc( 3/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 17
pnml2lts-mc( 0/ 4): unique states count: 145090
pnml2lts-mc( 0/ 4): unique transitions count: 2810191
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 1
pnml2lts-mc( 0/ 4): - claim found count: 712209
pnml2lts-mc( 0/ 4): - claim success count: 145096
pnml2lts-mc( 0/ 4): - cum. max stack depth: 144637
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 145097 states 2810233 transitions, fanout: 19.368
pnml2lts-mc( 0/ 4): Total exploration time 6.780 sec (6.780 sec minimum, 6.780 sec on average)
pnml2lts-mc( 0/ 4): States per second: 21401, Transitions per second: 414489
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 20.7MB, 27.1 B/state, compr.: 0.7%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 2.0%/22.0%
pnml2lts-mc( 0/ 4): Stored 734 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 20.7MB (~256.0MB paged-in)
ltl formula name ShieldPPPt-PT-040A-LTLFireability-12
ltl formula formula --ltl=/tmp/1797/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 1003 places, 722 transitions and 2884 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 0.070 real 0.030 user 0.020 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1797/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1797/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1797/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1797/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 1005 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 1004, there are 731 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): ~2498 levels ~10000 states ~56536 transitions
pnml2lts-mc( 0/ 4): ~4998 levels ~20000 states ~117284 transitions
pnml2lts-mc( 0/ 4): ~9996 levels ~40000 states ~250544 transitions
pnml2lts-mc( 0/ 4): ~19990 levels ~80000 states ~526644 transitions
pnml2lts-mc( 2/ 4): ~39519 levels ~160000 states ~969664 transitions
pnml2lts-mc( 2/ 4): ~79186 levels ~320000 states ~2034984 transitions
pnml2lts-mc( 2/ 4): ~158471 levels ~640000 states ~4186596 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: 716751
pnml2lts-mc( 0/ 4): unique transitions count: 6373704
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1844419
pnml2lts-mc( 0/ 4): - claim success count: 716763
pnml2lts-mc( 0/ 4): - cum. max stack depth: 714615
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 716763 states 6373721 transitions, fanout: 8.892
pnml2lts-mc( 0/ 4): Total exploration time 20.910 sec (20.860 sec minimum, 20.882 sec on average)
pnml2lts-mc( 0/ 4): States per second: 34278, Transitions per second: 304817
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 94.3MB, 24.9 B/state, compr.: 0.6%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 11.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 734 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 94.3MB (~256.0MB paged-in)
ltl formula name ShieldPPPt-PT-040A-LTLFireability-15
ltl formula formula --ltl=/tmp/1797/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 1003 places, 722 transitions and 2884 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 0.080 real 0.020 user 0.030 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1797/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1797/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1797/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1797/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): There are 1004 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 1004, there are 748 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 ~55560 transitions
pnml2lts-mc( 0/ 4): ~4945 levels ~20000 states ~116020 transitions
pnml2lts-mc( 0/ 4): ~9895 levels ~40000 states ~242064 transitions
pnml2lts-mc( 0/ 4): ~19852 levels ~80000 states ~513708 transitions
pnml2lts-mc( 0/ 4): ~39754 levels ~160000 states ~1082496 transitions
pnml2lts-mc( 0/ 4): ~79448 levels ~320000 states ~2246580 transitions
pnml2lts-mc( 2/ 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: 548198
pnml2lts-mc( 0/ 4): unique transitions count: 5287941
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1373108
pnml2lts-mc( 0/ 4): - claim success count: 548216
pnml2lts-mc( 0/ 4): - cum. max stack depth: 547105
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 548216 states 5287984 transitions, fanout: 9.646
pnml2lts-mc( 0/ 4): Total exploration time 18.660 sec (18.620 sec minimum, 18.642 sec on average)
pnml2lts-mc( 0/ 4): States per second: 29379, Transitions per second: 283386
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 89.7MB, 27.9 B/state, compr.: 0.7%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 10.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 734 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 89.7MB (~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="ShieldPPPt-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 ShieldPPPt-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-171683761600660"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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