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-171683761500644.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-030A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r528-tall-171683761500644
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 688K
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K 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 3.1K May 19 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 19 16:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 15:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 170K Apr 11 15:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Apr 11 15:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K Apr 11 15:17 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 201K 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-030A-LTLFireability-00
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-01
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-02
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-03
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-04
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-05
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-06
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-07
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-08
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-09
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-10
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-11
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-12
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-13
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-14
FORMULA_NAME ShieldPPPt-PT-030A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717257993110

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-030A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 16:06:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 16:06:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 16:06:34] [INFO ] Load time of PNML (sax parser for PT used): 111 ms
[2024-06-01 16:06:34] [INFO ] Transformed 753 places.
[2024-06-01 16:06:34] [INFO ] Transformed 543 transitions.
[2024-06-01 16:06:34] [INFO ] Found NUPN structural information;
[2024-06-01 16:06:34] [INFO ] Parsed PT model containing 753 places and 543 transitions and 2166 arcs in 239 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-030A-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-030A-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-030A-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 57 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 65 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
// Phase 1: matrix 542 rows 753 cols
[2024-06-01 16:06:34] [INFO ] Computed 331 invariants in 26 ms
[2024-06-01 16:06:35] [INFO ] Implicit Places using invariants in 666 ms returned []
[2024-06-01 16:06:35] [INFO ] Invariant cache hit.
[2024-06-01 16:06:36] [INFO ] Implicit Places using invariants and state equation in 663 ms returned []
Implicit Place search using SMT with State Equation took 1358 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-06-01 16:06:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 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 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30030 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
(s679 0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 0)
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(s635 0)
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(s640 0)
(s641 0)
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(s643 0)
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(s645 1)
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(s651 1)
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(s653 1)
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(s664 1)
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(s669 1)
(s670 1)
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(s674 1)
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(s676 1)
(s677 0)
(s678 1)
(s679 0timeout
)
(s680 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30023 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60284ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60317ms
Finished structural reductions in LTL mode , in 1 iterations and 61774 ms. Remains : 753/753 places, 542/542 transitions.
Support contains 57 out of 753 places after structural reductions.
[2024-06-01 16:07:36] [INFO ] Flatten gal took : 107 ms
[2024-06-01 16:07:36] [INFO ] Flatten gal took : 56 ms
[2024-06-01 16:07:36] [INFO ] Input system was already deterministic with 542 transitions.
Support contains 52 out of 753 places (down from 57) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 28 to 26
RANDOM walk for 40000 steps (8 resets) in 2071 ms. (19 steps per ms) remains 15/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (8 resets) in 36 ms. (108 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 68 ms. (58 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 41 ms. (95 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 50 ms. (78 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4001 steps (8 resets) in 25 ms. (153 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (8 resets) in 25 ms. (153 steps per ms) remains 15/15 properties
[2024-06-01 16:07:37] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 54/85 variables, 35/66 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/85 variables, 54/120 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 668/753 variables, 296/416 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/753 variables, 668/1084 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1295 variables, 0/1837 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 0/1295 variables, 0/1837 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 15 unsolved in 1074 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 54/85 variables, 35/66 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/85 variables, 54/120 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 668/753 variables, 296/416 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/753 variables, 668/1084 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1295 variables, 15/1852 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1295 variables, 0/1852 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (OVERLAPS) 0/1295 variables, 0/1852 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 1852 constraints, problems are : Problem set: 0 solved, 15 unsolved in 2188 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
After SMT, in 3276ms problems are : Problem set: 0 solved, 15 unsolved
Fused 15 Parikh solutions to 11 different solutions.
Finished Parikh walk after 10117 steps, including 292 resets, run visited all 15 properties in 241 ms. (steps per millisecond=41 )
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 )
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 15 properties in 251 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-12 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(F((G(p0)&&(F(p0) U p1)))))'
Support contains 2 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 15 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
[2024-06-01 16:07:41] [INFO ] Invariant cache hit.
[2024-06-01 16:07:42] [INFO ] Implicit Places using invariants in 393 ms returned []
[2024-06-01 16:07:42] [INFO ] Invariant cache hit.
[2024-06-01 16:07:42] [INFO ] Implicit Places using invariants and state equation in 648 ms returned []
Implicit Place search using SMT with State Equation took 1045 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-06-01 16:07:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30018 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30024 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60164ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60169ms
Finished structural reductions in LTL mode , in 1 iterations and 61232 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 332 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-00
Product exploration explored 100000 steps with 107 reset in 664 ms.
Stack based approach found an accepted trace after 24 steps with 0 reset with depth 25 and stack size 25 in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-00 finished in 62299 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||X((p1||G(p0)))))))'
Support contains 4 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 11 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
[2024-06-01 16:08:43] [INFO ] Invariant cache hit.
[2024-06-01 16:08:44] [INFO ] Implicit Places using invariants in 454 ms returned []
[2024-06-01 16:08:44] [INFO ] Invariant cache hit.
[2024-06-01 16:08:44] [INFO ] Implicit Places using invariants and state equation in 632 ms returned []
Implicit Place search using SMT with State Equation took 1099 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-06-01 16:08:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30012 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30019 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60129ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60134ms
Finished structural reductions in LTL mode , in 1 iterations and 61247 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 404 ms :[true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-01
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-01 finished in 61675 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1)&&(X(F((p3&&F(!p3))))||p2))))'
Support contains 5 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 38 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
[2024-06-01 16:09:45] [INFO ] Invariant cache hit.
[2024-06-01 16:09:45] [INFO ] Implicit Places using invariants in 356 ms returned []
[2024-06-01 16:09:45] [INFO ] Invariant cache hit.
[2024-06-01 16:09:46] [INFO ] Implicit Places using invariants and state equation in 607 ms returned []
Implicit Place search using SMT with State Equation took 970 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-06-01 16:09:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
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(s592 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30023 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30016 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60153ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60158ms
Finished structural reductions in LTL mode , in 1 iterations and 61167 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 209 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p1), true, p3]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-03 finished in 61404 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0&&X(p0)))||F((G(F(p1))||(F(p1)&&p2)))))'
Support contains 4 out of 753 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 751 transition count 540
Applied a total of 4 rules in 59 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-06-01 16:10:47] [INFO ] Computed 331 invariants in 4 ms
[2024-06-01 16:10:47] [INFO ] Implicit Places using invariants in 428 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 431 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 750/753 places, 540/542 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 750 transition count 538
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 748 transition count 538
Applied a total of 4 rules in 38 ms. Remains 748 /750 variables (removed 2) and now considering 538/540 (removed 2) transitions.
// Phase 1: matrix 538 rows 748 cols
[2024-06-01 16:10:47] [INFO ] Computed 330 invariants in 3 ms
[2024-06-01 16:10:47] [INFO ] Implicit Places using invariants in 393 ms returned [731, 735]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 395 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 746/753 places, 538/542 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 744 transition count 536
Applied a total of 4 rules in 32 ms. Remains 744 /746 variables (removed 2) and now considering 536/538 (removed 2) transitions.
// Phase 1: matrix 536 rows 744 cols
[2024-06-01 16:10:47] [INFO ] Computed 328 invariants in 3 ms
[2024-06-01 16:10:48] [INFO ] Implicit Places using invariants in 387 ms returned []
[2024-06-01 16:10:48] [INFO ] Invariant cache hit.
[2024-06-01 16:10:48] [INFO ] Implicit Places using invariants and state equation in 595 ms returned []
Implicit Place search using SMT with State Equation took 983 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 744/753 places, 536/542 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1938 ms. Remains : 744/753 places, 536/542 transitions.
Stuttering acceptance computed with spot in 168 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 558 ms.
Stack based approach found an accepted trace after 3640 steps with 0 reset with depth 3641 and stack size 2956 in 25 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-04 finished in 2714 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||(G(p1) U p2)))))'
Support contains 8 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 15 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
// Phase 1: matrix 542 rows 753 cols
[2024-06-01 16:10:49] [INFO ] Computed 331 invariants in 9 ms
[2024-06-01 16:10:50] [INFO ] Implicit Places using invariants in 404 ms returned []
[2024-06-01 16:10:50] [INFO ] Invariant cache hit.
[2024-06-01 16:10:50] [INFO ] Implicit Places using invariants and state equation in 668 ms returned []
Implicit Place search using SMT with State Equation took 1075 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-06-01 16:10:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 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 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30023 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30016 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60130ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60135ms
Finished structural reductions in LTL mode , in 1 iterations and 61226 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 214 ms :[(NOT p1), (AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), true]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-05 finished in 61467 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 12 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
[2024-06-01 16:11:51] [INFO ] Invariant cache hit.
[2024-06-01 16:11:51] [INFO ] Implicit Places using invariants in 363 ms returned []
[2024-06-01 16:11:51] [INFO ] Invariant cache hit.
[2024-06-01 16:11:52] [INFO ] Implicit Places using invariants and state equation in 666 ms returned []
Implicit Place search using SMT with State Equation took 1033 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-06-01 16:11:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30020 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30015 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60130ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60136ms
Finished structural reductions in LTL mode , in 1 iterations and 61182 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 133 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-06
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-06 finished in 61330 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((G(p1)&&p0)) U X(p2))))'
Support contains 4 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 16 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
[2024-06-01 16:12:52] [INFO ] Invariant cache hit.
[2024-06-01 16:12:52] [INFO ] Implicit Places using invariants in 351 ms returned []
[2024-06-01 16:12:52] [INFO ] Invariant cache hit.
[2024-06-01 16:12:53] [INFO ] Implicit Places using invariants and state equation in 630 ms returned []
Implicit Place search using SMT with State Equation took 986 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-06-01 16:12:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 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 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30020 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30022 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60134ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60138ms
Finished structural reductions in LTL mode , in 1 iterations and 61143 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 242 ms :[(NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2), (AND (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 535 ms.
Stack based approach found an accepted trace after 42 steps with 0 reset with depth 43 and stack size 43 in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-08 finished in 61943 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(p1))))'
Support contains 6 out of 753 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 753/753 places, 542/542 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 751 transition count 540
Applied a total of 4 rules in 37 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-06-01 16:13:54] [INFO ] Computed 331 invariants in 3 ms
[2024-06-01 16:13:54] [INFO ] Implicit Places using invariants in 362 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 363 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 750/753 places, 540/542 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 750 transition count 538
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 748 transition count 538
Applied a total of 4 rules in 23 ms. Remains 748 /750 variables (removed 2) and now considering 538/540 (removed 2) transitions.
// Phase 1: matrix 538 rows 748 cols
[2024-06-01 16:13:54] [INFO ] Computed 330 invariants in 3 ms
[2024-06-01 16:13:55] [INFO ] Implicit Places using invariants in 354 ms returned [731, 735]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 364 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 746/753 places, 538/542 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 744 transition count 536
Applied a total of 4 rules in 26 ms. Remains 744 /746 variables (removed 2) and now considering 536/538 (removed 2) transitions.
// Phase 1: matrix 536 rows 744 cols
[2024-06-01 16:13:55] [INFO ] Computed 328 invariants in 2 ms
[2024-06-01 16:13:55] [INFO ] Implicit Places using invariants in 350 ms returned []
[2024-06-01 16:13:55] [INFO ] Invariant cache hit.
[2024-06-01 16:13:56] [INFO ] Implicit Places using invariants and state equation in 585 ms returned []
Implicit Place search using SMT with State Equation took 939 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 744/753 places, 536/542 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1755 ms. Remains : 744/753 places, 536/542 transitions.
Stuttering acceptance computed with spot in 30 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 539 ms.
Stack based approach found an accepted trace after 13 steps with 0 reset with depth 14 and stack size 14 in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-09 finished in 2347 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||G(p1)))))'
Support contains 4 out of 753 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 753/753 places, 542/542 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 751 transition count 540
Applied a total of 4 rules in 40 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-06-01 16:13:56] [INFO ] Computed 331 invariants in 3 ms
[2024-06-01 16:13:57] [INFO ] Implicit Places using invariants in 354 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 357 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 750/753 places, 540/542 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 750 transition count 539
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 749 transition count 539
Applied a total of 2 rules in 19 ms. Remains 749 /750 variables (removed 1) and now considering 539/540 (removed 1) transitions.
// Phase 1: matrix 539 rows 749 cols
[2024-06-01 16:13:57] [INFO ] Computed 330 invariants in 3 ms
[2024-06-01 16:13:57] [INFO ] Implicit Places using invariants in 355 ms returned [736]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 356 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 748/753 places, 539/542 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 747 transition count 538
Applied a total of 2 rules in 25 ms. Remains 747 /748 variables (removed 1) and now considering 538/539 (removed 1) transitions.
// Phase 1: matrix 538 rows 747 cols
[2024-06-01 16:13:57] [INFO ] Computed 329 invariants in 2 ms
[2024-06-01 16:13:57] [INFO ] Implicit Places using invariants in 367 ms returned []
[2024-06-01 16:13:57] [INFO ] Invariant cache hit.
[2024-06-01 16:13:58] [INFO ] Implicit Places using invariants and state equation in 603 ms returned []
Implicit Place search using SMT with State Equation took 971 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 747/753 places, 538/542 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1770 ms. Remains : 747/753 places, 538/542 transitions.
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-10
Product exploration explored 100000 steps with 1714 reset in 571 ms.
Stack based approach found an accepted trace after 56 steps with 2 reset with depth 10 and stack size 10 in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-10 finished in 2429 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 X(p1))||G(p2))))'
Support contains 6 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 13 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
// Phase 1: matrix 542 rows 753 cols
[2024-06-01 16:13:59] [INFO ] Computed 331 invariants in 4 ms
[2024-06-01 16:13:59] [INFO ] Implicit Places using invariants in 354 ms returned []
[2024-06-01 16:13:59] [INFO ] Invariant cache hit.
[2024-06-01 16:14:00] [INFO ] Implicit Places using invariants and state equation in 582 ms returned []
Implicit Place search using SMT with State Equation took 942 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-06-01 16:14:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30020 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30015 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60136ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60143ms
Finished structural reductions in LTL mode , in 1 iterations and 61100 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-11
Product exploration explored 100000 steps with 11 reset in 528 ms.
Product exploration explored 100000 steps with 10 reset in 674 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 p2 (NOT p1)), (X p2), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 188 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 136 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
RANDOM walk for 40000 steps (8 resets) in 571 ms. (69 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 301 ms. (132 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 227 ms. (175 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 348 ms. (114 steps per ms) remains 3/3 properties
[2024-06-01 16:15:02] [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, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 738/753 variables, 325/346 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/753 variables, 738/1084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1295 variables, 0/1837 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1295 variables, 0/1837 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 3 unsolved in 439 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 738/753 variables, 325/346 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/753 variables, 738/1084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1295 variables, 3/1840 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1295 variables, 0/1840 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1295 variables, 0/1840 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 1840 constraints, problems are : Problem set: 0 solved, 3 unsolved in 609 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1056ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 47613 steps, including 56 resets, run visited all 3 properties in 387 ms. (steps per millisecond=123 )
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 3 properties in 389 ms.
Knowledge obtained : [(AND p2 (NOT p1)), (X p2), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p1 p2))), (F (NOT (OR (NOT p1) (NOT p2)))), (F p1), (F (NOT p2)), (F (NOT (AND (NOT p1) p2))), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 9 factoid took 265 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 156 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Support contains 6 out of 753 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 753/753 places, 542/542 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 751 transition count 540
Applied a total of 4 rules in 29 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-06-01 16:15:04] [INFO ] Computed 331 invariants in 1 ms
[2024-06-01 16:15:04] [INFO ] Implicit Places using invariants in 372 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 373 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 750/753 places, 540/542 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 750 transition count 538
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 748 transition count 538
Applied a total of 4 rules in 16 ms. Remains 748 /750 variables (removed 2) and now considering 538/540 (removed 2) transitions.
// Phase 1: matrix 538 rows 748 cols
[2024-06-01 16:15:04] [INFO ] Computed 330 invariants in 2 ms
[2024-06-01 16:15:05] [INFO ] Implicit Places using invariants in 386 ms returned [731, 735]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 387 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 746/753 places, 538/542 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 744 transition count 536
Applied a total of 4 rules in 23 ms. Remains 744 /746 variables (removed 2) and now considering 536/538 (removed 2) transitions.
// Phase 1: matrix 536 rows 744 cols
[2024-06-01 16:15:05] [INFO ] Computed 328 invariants in 2 ms
[2024-06-01 16:15:05] [INFO ] Implicit Places using invariants in 340 ms returned []
[2024-06-01 16:15:05] [INFO ] Invariant cache hit.
[2024-06-01 16:15:06] [INFO ] Implicit Places using invariants and state equation in 582 ms returned []
Implicit Place search using SMT with State Equation took 927 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 744/753 places, 536/542 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1757 ms. Remains : 744/753 places, 536/542 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) p2), (X p2), (X (AND (NOT p1) p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 98 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 141 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
RANDOM walk for 40000 steps (8 resets) in 365 ms. (109 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 270 ms. (147 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 274 ms. (145 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 217 ms. (183 steps per ms) remains 3/3 properties
[2024-06-01 16:15:06] [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, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 3 unsolved in 402 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 3/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 1819 constraints, problems are : Problem set: 0 solved, 3 unsolved in 661 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1073ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 28112 steps, including 35 resets, run visited all 3 properties in 211 ms. (steps per millisecond=133 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 214 ms.
Knowledge obtained : [(AND (NOT p1) p2), (X p2), (X (AND (NOT p1) p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p1 p2))), (F (NOT (OR (NOT p1) (NOT p2)))), (F p1), (F (NOT p2)), (F (NOT (AND (NOT p1) p2))), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 13 factoid took 332 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Product exploration explored 100000 steps with 14 reset in 536 ms.
Product exploration explored 100000 steps with 18 reset in 658 ms.
Support contains 6 out of 744 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 744/744 places, 536/536 transitions.
Applied a total of 0 rules in 12 ms. Remains 744 /744 variables (removed 0) and now considering 536/536 (removed 0) transitions.
[2024-06-01 16:15:10] [INFO ] Invariant cache hit.
[2024-06-01 16:15:10] [INFO ] Implicit Places using invariants in 344 ms returned []
[2024-06-01 16:15:10] [INFO ] Invariant cache hit.
[2024-06-01 16:15:10] [INFO ] Implicit Places using invariants and state equation in 599 ms returned []
Implicit Place search using SMT with State Equation took 946 ms to find 0 implicit places.
[2024-06-01 16:15:11] [INFO ] Redundant transitions in 25 ms returned []
Running 535 sub problems to find dead transitions.
[2024-06-01 16:15:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30016 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 535 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1280 variables, 535/2351 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 2351 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30017 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
After SMT, in 60144ms problems are : Problem set: 0 solved, 535 unsolved
Search for dead transitions found 0 dead transitions in 60150ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61138 ms. Remains : 744/744 places, 536/536 transitions.
Treatment of property ShieldPPPt-PT-030A-LTLFireability-11 finished in 132094 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 3 out of 753 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 753/753 places, 542/542 transitions.
Applied a total of 0 rules in 8 ms. Remains 753 /753 variables (removed 0) and now considering 542/542 (removed 0) transitions.
// Phase 1: matrix 542 rows 753 cols
[2024-06-01 16:16:11] [INFO ] Computed 331 invariants in 2 ms
[2024-06-01 16:16:11] [INFO ] Implicit Places using invariants in 431 ms returned []
[2024-06-01 16:16:11] [INFO ] Invariant cache hit.
[2024-06-01 16:16:12] [INFO ] Implicit Places using invariants and state equation in 628 ms returned []
Implicit Place search using SMT with State Equation took 1065 ms to find 0 implicit places.
Running 541 sub problems to find dead transitions.
[2024-06-01 16:16:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1295/1295 variables, and 1837 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30015 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 541 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/752 variables, 752/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/752 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 2 (OVERLAPS) 1/753 variables, 331/1083 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/753 variables, 1/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/753 variables, 0/1084 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 5 (OVERLAPS) 542/1295 variables, 753/1837 constraints. Problems are: Problem set: 0 solved, 541 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1295 variables, 541/2378 constraints. Problems are: Problem set: 0 solved, 541 unsolved
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(s682 timeout
1)
(s683 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1295/1295 variables, and 2378 constraints, problems are : Problem set: 0 solved, 541 unsolved in 30021 ms.
Refiners :[Domain max(s): 753/753 constraints, Positive P Invariants (semi-flows): 331/331 constraints, State Equation: 753/753 constraints, PredecessorRefiner: 541/541 constraints, Known Traps: 0/0 constraints]
After SMT, in 60120ms problems are : Problem set: 0 solved, 541 unsolved
Search for dead transitions found 0 dead transitions in 60129ms
Finished structural reductions in LTL mode , in 1 iterations and 61203 ms. Remains : 753/753 places, 542/542 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-13
Product exploration explored 100000 steps with 3 reset in 601 ms.
Stack based approach found an accepted trace after 11 steps with 0 reset with depth 12 and stack size 12 in 0 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-13 finished in 61927 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 753 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 753/753 places, 542/542 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 751 transition count 540
Applied a total of 4 rules in 29 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-06-01 16:17:13] [INFO ] Computed 331 invariants in 4 ms
[2024-06-01 16:17:13] [INFO ] Implicit Places using invariants in 364 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 365 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 750/753 places, 540/542 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 750 transition count 538
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 748 transition count 538
Applied a total of 4 rules in 16 ms. Remains 748 /750 variables (removed 2) and now considering 538/540 (removed 2) transitions.
// Phase 1: matrix 538 rows 748 cols
[2024-06-01 16:17:13] [INFO ] Computed 330 invariants in 2 ms
[2024-06-01 16:17:13] [INFO ] Implicit Places using invariants in 358 ms returned [731, 735]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 360 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 746/753 places, 538/542 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 744 transition count 536
Applied a total of 4 rules in 20 ms. Remains 744 /746 variables (removed 2) and now considering 536/538 (removed 2) transitions.
// Phase 1: matrix 536 rows 744 cols
[2024-06-01 16:17:14] [INFO ] Computed 328 invariants in 3 ms
[2024-06-01 16:17:14] [INFO ] Implicit Places using invariants in 361 ms returned []
[2024-06-01 16:17:14] [INFO ] Invariant cache hit.
[2024-06-01 16:17:14] [INFO ] Implicit Places using invariants and state equation in 606 ms returned []
Implicit Place search using SMT with State Equation took 968 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 744/753 places, 536/542 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1759 ms. Remains : 744/753 places, 536/542 transitions.
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-15
Product exploration explored 100000 steps with 1 reset in 518 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 1 ms.
FORMULA ShieldPPPt-PT-030A-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-030A-LTLFireability-15 finished in 2367 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 X(p1))||G(p2))))'
Found a Shortening insensitive property : ShieldPPPt-PT-030A-LTLFireability-11
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Support contains 6 out of 753 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 753/753 places, 542/542 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 751 transition count 540
Applied a total of 4 rules in 22 ms. Remains 751 /753 variables (removed 2) and now considering 540/542 (removed 2) transitions.
// Phase 1: matrix 540 rows 751 cols
[2024-06-01 16:17:15] [INFO ] Computed 331 invariants in 3 ms
[2024-06-01 16:17:16] [INFO ] Implicit Places using invariants in 378 ms returned [744]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 380 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 750/753 places, 540/542 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 750 transition count 538
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 748 transition count 538
Applied a total of 4 rules in 15 ms. Remains 748 /750 variables (removed 2) and now considering 538/540 (removed 2) transitions.
// Phase 1: matrix 538 rows 748 cols
[2024-06-01 16:17:16] [INFO ] Computed 330 invariants in 2 ms
[2024-06-01 16:17:16] [INFO ] Implicit Places using invariants in 355 ms returned [731, 735]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 356 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 746/753 places, 538/542 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 744 transition count 536
Applied a total of 4 rules in 21 ms. Remains 744 /746 variables (removed 2) and now considering 536/538 (removed 2) transitions.
// Phase 1: matrix 536 rows 744 cols
[2024-06-01 16:17:16] [INFO ] Computed 328 invariants in 2 ms
[2024-06-01 16:17:16] [INFO ] Implicit Places using invariants in 357 ms returned []
[2024-06-01 16:17:16] [INFO ] Invariant cache hit.
[2024-06-01 16:17:17] [INFO ] Implicit Places using invariants and state equation in 598 ms returned []
Implicit Place search using SMT with State Equation took 957 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 744/753 places, 536/542 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 1751 ms. Remains : 744/753 places, 536/542 transitions.
Running random walk in product with property : ShieldPPPt-PT-030A-LTLFireability-11
Product exploration explored 100000 steps with 16 reset in 544 ms.
Product exploration explored 100000 steps with 17 reset in 653 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 p2 (NOT p1)), (X p2), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 99 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
RANDOM walk for 40000 steps (8 resets) in 328 ms. (121 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 212 ms. (187 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 217 ms. (183 steps per ms) remains 3/3 properties
[2024-06-01 16:17:19] [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, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 3 unsolved in 399 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 3/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 1819 constraints, problems are : Problem set: 0 solved, 3 unsolved in 636 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1045ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 13994 steps, including 17 resets, run visited all 3 properties in 113 ms. (steps per millisecond=123 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 113 ms.
Knowledge obtained : [(AND p2 (NOT p1)), (X p2), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p1 p2))), (F (NOT (OR (NOT p1) (NOT p2)))), (F p1), (F (NOT p2)), (F (NOT (AND (NOT p1) p2))), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 9 factoid took 272 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 144 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Support contains 6 out of 744 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 744/744 places, 536/536 transitions.
Applied a total of 0 rules in 17 ms. Remains 744 /744 variables (removed 0) and now considering 536/536 (removed 0) transitions.
[2024-06-01 16:17:21] [INFO ] Invariant cache hit.
[2024-06-01 16:17:21] [INFO ] Implicit Places using invariants in 375 ms returned []
[2024-06-01 16:17:21] [INFO ] Invariant cache hit.
[2024-06-01 16:17:22] [INFO ] Implicit Places using invariants and state equation in 601 ms returned []
Implicit Place search using SMT with State Equation took 977 ms to find 0 implicit places.
[2024-06-01 16:17:22] [INFO ] Redundant transitions in 9 ms returned []
Running 535 sub problems to find dead transitions.
[2024-06-01 16:17:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30017 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 535 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1280 variables, 535/2351 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 2351 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30017 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
After SMT, in 60119ms problems are : Problem set: 0 solved, 535 unsolved
Search for dead transitions found 0 dead transitions in 60123ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61132 ms. Remains : 744/744 places, 536/536 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) p2), (X p2), (X (AND (NOT p1) p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 123 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 126 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
RANDOM walk for 40000 steps (8 resets) in 351 ms. (113 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 204 ms. (195 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 227 ms. (175 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 195 ms. (204 steps per ms) remains 3/3 properties
[2024-06-01 16:18:22] [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, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1280 variables, 0/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 3 unsolved in 400 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 9/15 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 729/744 variables, 322/343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/744 variables, 729/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1280 variables, 3/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1280 variables, 0/1819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 1819 constraints, problems are : Problem set: 0 solved, 3 unsolved in 631 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1042ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 23590 steps, including 29 resets, run visited all 3 properties in 179 ms. (steps per millisecond=131 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 179 ms.
Knowledge obtained : [(AND (NOT p1) p2), (X p2), (X (AND (NOT p1) p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p1 p2))), (F (NOT (OR (NOT p1) (NOT p2)))), (F p1), (F (NOT p2)), (F (NOT (AND (NOT p1) p2))), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 13 factoid took 397 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 147 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 148 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Stuttering acceptance computed with spot in 140 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), false, false]
Product exploration explored 100000 steps with 19 reset in 539 ms.
Product exploration explored 100000 steps with 16 reset in 648 ms.
Support contains 6 out of 744 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 744/744 places, 536/536 transitions.
Applied a total of 0 rules in 18 ms. Remains 744 /744 variables (removed 0) and now considering 536/536 (removed 0) transitions.
[2024-06-01 16:18:26] [INFO ] Invariant cache hit.
[2024-06-01 16:18:26] [INFO ] Implicit Places using invariants in 360 ms returned []
[2024-06-01 16:18:26] [INFO ] Invariant cache hit.
[2024-06-01 16:18:27] [INFO ] Implicit Places using invariants and state equation in 596 ms returned []
Implicit Place search using SMT with State Equation took 958 ms to find 0 implicit places.
[2024-06-01 16:18:27] [INFO ] Redundant transitions in 4 ms returned []
Running 535 sub problems to find dead transitions.
[2024-06-01 16:18:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 1816 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30017 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 535 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/743 variables, 743/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/743 variables, 0/743 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/744 variables, 328/1071 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/744 variables, 1/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/744 variables, 0/1072 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 536/1280 variables, 744/1816 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1280 variables, 535/2351 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 2351 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30019 ms.
Refiners :[Domain max(s): 744/744 constraints, Positive P Invariants (semi-flows): 328/328 constraints, State Equation: 744/744 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
After SMT, in 60124ms problems are : Problem set: 0 solved, 535 unsolved
Search for dead transitions found 0 dead transitions in 60129ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61115 ms. Remains : 744/744 places, 536/536 transitions.
Treatment of property ShieldPPPt-PT-030A-LTLFireability-11 finished in 131683 ms.
[2024-06-01 16:19:27] [INFO ] Flatten gal took : 39 ms
[2024-06-01 16:19:27] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-06-01 16:19:27] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 753 places, 542 transitions and 2164 arcs took 7 ms.
Total runtime 773048 ms.
There are residual formulas that ITS could not solve within timeout
Could not compute solution for formula : ShieldPPPt-PT-030A-LTLFireability-11

BK_STOP 1717258787744

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
ltl formula name ShieldPPPt-PT-030A-LTLFireability-11
ltl formula formula --ltl=/tmp/1397/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 753 places, 542 transitions and 2164 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1397/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1397/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1397/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.110 real 0.020 user 0.020 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1397/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): There are 754 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 754, there are 863 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 1/ 4): ~2425 levels ~10000 states ~236044 transitions
pnml2lts-mc( 1/ 4): ~4856 levels ~20000 states ~476308 transitions
pnml2lts-mc( 1/ 4): ~9724 levels ~40000 states ~981340 transitions
pnml2lts-mc( 1/ 4): ~19491 levels ~80000 states ~1969376 transitions
pnml2lts-mc( 1/ 4): ~39122 levels ~160000 states ~3895624 transitions
pnml2lts-mc( 1/ 4): ~78394 levels ~320000 states ~7807504 transitions
pnml2lts-mc( 1/ 4): ~157123 levels ~640000 states ~15741488 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: 653553
pnml2lts-mc( 0/ 4): unique transitions count: 40191627
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 11476427
pnml2lts-mc( 0/ 4): - claim success count: 653571
pnml2lts-mc( 0/ 4): - cum. max stack depth: 649518
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 653571 states 40191958 transitions, fanout: 61.496
pnml2lts-mc( 0/ 4): Total exploration time 19.630 sec (19.180 sec minimum, 19.352 sec on average)
pnml2lts-mc( 0/ 4): States per second: 33294, Transitions per second: 2047476
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.: 0.8%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 11.0%/99.0%
pnml2lts-mc( 0/ 4): Stored 554 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)

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-030A"
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-030A, 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-171683761500644"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-030A.tgz
mv ShieldPPPt-PT-030A 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 ;