About the Execution of LTSMin+red for FlexibleBarrier-PT-20b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 5174.207 | 3600000.00 | 9898786.00 | 3595.20 | F?TFFFFFFFF?FT?F | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r496-tall-171640602700140.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 FlexibleBarrier-PT-20b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r496-tall-171640602700140
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Apr 13 08:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K Apr 13 08:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Apr 13 08:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 13 08:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.5M May 18 16:42 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 FlexibleBarrier-PT-20b-LTLFireability-00
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-01
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-02
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-03
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-04
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-05
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-06
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-07
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-08
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-09
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-10
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-11
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-12
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-13
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-14
FORMULA_NAME FlexibleBarrier-PT-20b-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1717186340011
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-20b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 20:12:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 20:12:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 20:12:21] [INFO ] Load time of PNML (sax parser for PT used): 232 ms
[2024-05-31 20:12:21] [INFO ] Transformed 5372 places.
[2024-05-31 20:12:21] [INFO ] Transformed 6193 transitions.
[2024-05-31 20:12:21] [INFO ] Found NUPN structural information;
[2024-05-31 20:12:21] [INFO ] Parsed PT model containing 5372 places and 6193 transitions and 15575 arcs in 379 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA FlexibleBarrier-PT-20b-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-20b-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-20b-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 40 out of 5372 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5372/5372 places, 6193/6193 transitions.
Discarding 2256 places :
Symmetric choice reduction at 0 with 2256 rule applications. Total rules 2256 place count 3116 transition count 3937
Iterating global reduction 0 with 2256 rules applied. Total rules applied 4512 place count 3116 transition count 3937
Discarding 1077 places :
Symmetric choice reduction at 0 with 1077 rule applications. Total rules 5589 place count 2039 transition count 2860
Iterating global reduction 0 with 1077 rules applied. Total rules applied 6666 place count 2039 transition count 2860
Discarding 700 places :
Symmetric choice reduction at 0 with 700 rule applications. Total rules 7366 place count 1339 transition count 2160
Iterating global reduction 0 with 700 rules applied. Total rules applied 8066 place count 1339 transition count 2160
Ensure Unique test removed 341 transitions
Reduce isomorphic transitions removed 341 transitions.
Iterating post reduction 0 with 341 rules applied. Total rules applied 8407 place count 1339 transition count 1819
Applied a total of 8407 rules in 1225 ms. Remains 1339 /5372 variables (removed 4033) and now considering 1819/6193 (removed 4374) transitions.
// Phase 1: matrix 1819 rows 1339 cols
[2024-05-31 20:12:23] [INFO ] Computed 22 invariants in 76 ms
[2024-05-31 20:12:23] [INFO ] Implicit Places using invariants in 872 ms returned []
[2024-05-31 20:12:23] [INFO ] Invariant cache hit.
[2024-05-31 20:12:25] [INFO ] Implicit Places using invariants and state equation in 1535 ms returned []
Implicit Place search using SMT with State Equation took 2436 ms to find 0 implicit places.
Running 1818 sub problems to find dead transitions.
[2024-05-31 20:12:25] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1338/3158 variables, and 0 constraints, problems are : Problem set: 0 solved, 1818 unsolved in 30063 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1339 constraints, PredecessorRefiner: 1818/1818 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1818 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1338/3158 variables, and 0 constraints, problems are : Problem set: 0 solved, 1818 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1339 constraints, PredecessorRefiner: 0/1818 constraints, Known Traps: 0/0 constraints]
After SMT, in 63262ms problems are : Problem set: 0 solved, 1818 unsolved
Search for dead transitions found 0 dead transitions in 63304ms
Starting structural reductions in LTL mode, iteration 1 : 1339/5372 places, 1819/6193 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67001 ms. Remains : 1339/5372 places, 1819/6193 transitions.
Support contains 40 out of 1339 places after structural reductions.
[2024-05-31 20:13:29] [INFO ] Flatten gal took : 133 ms
[2024-05-31 20:13:29] [INFO ] Flatten gal took : 81 ms
[2024-05-31 20:13:29] [INFO ] Input system was already deterministic with 1819 transitions.
RANDOM walk for 40000 steps (293 resets) in 1955 ms. (20 steps per ms) remains 25/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (7 resets) in 12 ms. (307 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 7 ms. (500 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (7 resets) in 23 ms. (166 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (7 resets) in 9 ms. (400 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4002 steps (8 resets) in 10 ms. (363 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4003 steps (8 resets) in 10 ms. (363 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (7 resets) in 13 ms. (286 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 25/25 properties
[2024-05-31 20:13:30] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 25 unsolved
Problem AtomicPropp13 is UNSAT
At refinement iteration 1 (OVERLAPS) 1076/1109 variables, 16/16 constraints. Problems are: Problem set: 1 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1109 variables, 0/16 constraints. Problems are: Problem set: 1 solved, 24 unsolved
At refinement iteration 3 (OVERLAPS) 230/1339 variables, 6/22 constraints. Problems are: Problem set: 1 solved, 24 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1339 variables, 0/22 constraints. Problems are: Problem set: 1 solved, 24 unsolved
At refinement iteration 5 (OVERLAPS) 1819/3158 variables, 1339/1361 constraints. Problems are: Problem set: 1 solved, 24 unsolved
[2024-05-31 20:13:32] [INFO ] Deduced a trap composed of 571 places in 576 ms of which 64 ms to minimize.
[2024-05-31 20:13:32] [INFO ] Deduced a trap composed of 100 places in 479 ms of which 15 ms to minimize.
[2024-05-31 20:13:33] [INFO ] Deduced a trap composed of 418 places in 490 ms of which 7 ms to minimize.
[2024-05-31 20:13:33] [INFO ] Deduced a trap composed of 416 places in 448 ms of which 7 ms to minimize.
[2024-05-31 20:13:34] [INFO ] Deduced a trap composed of 165 places in 133 ms of which 2 ms to minimize.
[2024-05-31 20:13:34] [INFO ] Deduced a trap composed of 570 places in 508 ms of which 7 ms to minimize.
[2024-05-31 20:13:35] [INFO ] Deduced a trap composed of 456 places in 472 ms of which 6 ms to minimize.
SMT process timed out in 5334ms, After SMT, problems are : Problem set: 1 solved, 24 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 31 out of 1339 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Graph (trivial) has 863 edges and 1339 vertex of which 115 / 1339 are part of one of the 19 SCC in 9 ms
Free SCC test removed 96 places
Drop transitions (Empty/Sink Transition effects.) removed 116 transitions
Reduce isomorphic transitions removed 116 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 94 transitions
Trivial Post-agglo rules discarded 94 transitions
Performed 94 trivial Post agglomeration. Transition count delta: 94
Iterating post reduction 0 with 94 rules applied. Total rules applied 95 place count 1243 transition count 1609
Reduce places removed 94 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 95 rules applied. Total rules applied 190 place count 1149 transition count 1608
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 191 place count 1148 transition count 1608
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 41 Pre rules applied. Total rules applied 191 place count 1148 transition count 1567
Deduced a syphon composed of 41 places in 2 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 3 with 82 rules applied. Total rules applied 273 place count 1107 transition count 1567
Discarding 39 places :
Symmetric choice reduction at 3 with 39 rule applications. Total rules 312 place count 1068 transition count 1528
Iterating global reduction 3 with 39 rules applied. Total rules applied 351 place count 1068 transition count 1528
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 360 place count 1059 transition count 1519
Iterating global reduction 3 with 9 rules applied. Total rules applied 369 place count 1059 transition count 1519
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 370 place count 1059 transition count 1518
Performed 126 Post agglomeration using F-continuation condition.Transition count delta: 126
Deduced a syphon composed of 126 places in 0 ms
Reduce places removed 126 places and 0 transitions.
Iterating global reduction 4 with 252 rules applied. Total rules applied 622 place count 933 transition count 1392
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 4 with 20 rules applied. Total rules applied 642 place count 933 transition count 1372
Discarding 20 places :
Symmetric choice reduction at 5 with 20 rule applications. Total rules 662 place count 913 transition count 1352
Iterating global reduction 5 with 20 rules applied. Total rules applied 682 place count 913 transition count 1352
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 684 place count 912 transition count 1352
Free-agglomeration rule applied 395 times.
Iterating global reduction 5 with 395 rules applied. Total rules applied 1079 place count 912 transition count 957
Reduce places removed 395 places and 0 transitions.
Iterating post reduction 5 with 395 rules applied. Total rules applied 1474 place count 517 transition count 957
Discarding 95 places :
Symmetric choice reduction at 6 with 95 rule applications. Total rules 1569 place count 422 transition count 862
Iterating global reduction 6 with 95 rules applied. Total rules applied 1664 place count 422 transition count 862
Ensure Unique test removed 95 transitions
Reduce isomorphic transitions removed 95 transitions.
Iterating post reduction 6 with 95 rules applied. Total rules applied 1759 place count 422 transition count 767
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 7 with 10 rules applied. Total rules applied 1769 place count 422 transition count 757
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 1770 place count 422 transition count 757
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 1771 place count 421 transition count 756
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 100 edges and 420 vertex of which 38 / 420 are part of one of the 19 SCC in 1 ms
Free SCC test removed 19 places
Iterating post reduction 7 with 2 rules applied. Total rules applied 1773 place count 401 transition count 756
Drop transitions (Empty/Sink Transition effects.) removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Iterating post reduction 8 with 38 rules applied. Total rules applied 1811 place count 401 transition count 718
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 20 Pre rules applied. Total rules applied 1811 place count 401 transition count 698
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 9 with 40 rules applied. Total rules applied 1851 place count 381 transition count 698
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 9 with 40 rules applied. Total rules applied 1891 place count 361 transition count 678
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 1893 place count 360 transition count 678
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1895 place count 360 transition count 676
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 10 with 18 rules applied. Total rules applied 1913 place count 360 transition count 658
Free-agglomeration rule applied 18 times.
Iterating global reduction 10 with 18 rules applied. Total rules applied 1931 place count 360 transition count 640
Reduce places removed 23 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 10 with 54 rules applied. Total rules applied 1985 place count 337 transition count 609
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 11 with 20 rules applied. Total rules applied 2005 place count 327 transition count 599
Discarding 68 places :
Symmetric choice reduction at 12 with 68 rule applications. Total rules 2073 place count 259 transition count 531
Iterating global reduction 12 with 68 rules applied. Total rules applied 2141 place count 259 transition count 531
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 12 with 68 rules applied. Total rules applied 2209 place count 259 transition count 463
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 13 with 15 rules applied. Total rules applied 2224 place count 259 transition count 448
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 2225 place count 259 transition count 448
Applied a total of 2225 rules in 1686 ms. Remains 259 /1339 variables (removed 1080) and now considering 448/1819 (removed 1371) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1686 ms. Remains : 259/1339 places, 448/1819 transitions.
RANDOM walk for 40000 steps (2748 resets) in 664 ms. (60 steps per ms) remains 1/24 properties
BEST_FIRST walk for 40004 steps (98 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
// Phase 1: matrix 448 rows 259 cols
[2024-05-31 20:13:37] [INFO ] Computed 16 invariants in 8 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/9 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 211/220 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/220 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 193/413 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/413 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/413 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 289/702 variables, 244/257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/702 variables, 9/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/702 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 5/707 variables, 4/270 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/707 variables, 5/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/707 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/707 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 707/707 variables, and 275 constraints, problems are : Problem set: 0 solved, 1 unsolved in 171 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 259/259 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/9 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 211/220 variables, 5/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/220 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 193/413 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/413 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/413 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 289/702 variables, 244/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/702 variables, 9/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/702 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 5/707 variables, 4/271 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/707 variables, 5/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/707 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/707 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 707/707 variables, and 276 constraints, problems are : Problem set: 0 solved, 1 unsolved in 162 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 259/259 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 350ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Parikh walk visited 1 properties in 10 ms.
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
Computed a total of 22 stabilizing places and 22 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((X(p0) U (p1&&F(p2)&&G(p0)&&X(p3)))))'
Support contains 4 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 1317 transition count 1797
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 1317 transition count 1797
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 48 place count 1317 transition count 1793
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 63 place count 1302 transition count 1778
Iterating global reduction 1 with 15 rules applied. Total rules applied 78 place count 1302 transition count 1778
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 88 place count 1302 transition count 1768
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 91 place count 1299 transition count 1765
Iterating global reduction 2 with 3 rules applied. Total rules applied 94 place count 1299 transition count 1765
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 96 place count 1299 transition count 1763
Applied a total of 96 rules in 157 ms. Remains 1299 /1339 variables (removed 40) and now considering 1763/1819 (removed 56) transitions.
// Phase 1: matrix 1763 rows 1299 cols
[2024-05-31 20:13:38] [INFO ] Computed 22 invariants in 38 ms
[2024-05-31 20:13:38] [INFO ] Implicit Places using invariants in 525 ms returned []
[2024-05-31 20:13:38] [INFO ] Invariant cache hit.
[2024-05-31 20:13:40] [INFO ] Implicit Places using invariants and state equation in 1402 ms returned []
Implicit Place search using SMT with State Equation took 1930 ms to find 0 implicit places.
Running 1762 sub problems to find dead transitions.
[2024-05-31 20:13:40] [INFO ] Invariant cache hit.
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(s489 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1298/3062 variables, and 0 constraints, problems are : Problem set: 0 solved, 1762 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1299 constraints, PredecessorRefiner: 1762/1762 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1762 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1298/3062 variables, and 0 constraints, problems are : Problem set: 0 solved, 1762 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1299 constraints, PredecessorRefiner: 0/1762 constraints, Known Traps: 0/0 constraints]
After SMT, in 63002ms problems are : Problem set: 0 solved, 1762 unsolved
Search for dead transitions found 0 dead transitions in 63019ms
Starting structural reductions in LTL mode, iteration 1 : 1299/1339 places, 1763/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65113 ms. Remains : 1299/1339 places, 1763/1819 transitions.
Stuttering acceptance computed with spot in 488 ms :[(OR (NOT p0) (NOT p1) (NOT p3) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p3) (NOT p2)), (NOT p0), (NOT p2), (NOT p0), (NOT p3), true]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-20b-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-00 finished in 65682 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(G((!(p0 U p1)||X(X(p2))||G(X(p0)))))))'
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 1315 transition count 1795
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 1315 transition count 1795
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 52 place count 1315 transition count 1791
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 69 place count 1298 transition count 1774
Iterating global reduction 1 with 17 rules applied. Total rules applied 86 place count 1298 transition count 1774
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 96 place count 1298 transition count 1764
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 102 place count 1292 transition count 1758
Iterating global reduction 2 with 6 rules applied. Total rules applied 108 place count 1292 transition count 1758
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 113 place count 1292 transition count 1753
Applied a total of 113 rules in 191 ms. Remains 1292 /1339 variables (removed 47) and now considering 1753/1819 (removed 66) transitions.
// Phase 1: matrix 1753 rows 1292 cols
[2024-05-31 20:14:44] [INFO ] Computed 22 invariants in 33 ms
[2024-05-31 20:14:44] [INFO ] Implicit Places using invariants in 546 ms returned []
[2024-05-31 20:14:44] [INFO ] Invariant cache hit.
[2024-05-31 20:14:45] [INFO ] Implicit Places using invariants and state equation in 1253 ms returned []
Implicit Place search using SMT with State Equation took 1804 ms to find 0 implicit places.
Running 1752 sub problems to find dead transitions.
[2024-05-31 20:14:45] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1291/3045 variables, and 0 constraints, problems are : Problem set: 0 solved, 1752 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1292 constraints, PredecessorRefiner: 1752/1752 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1752 unsolved
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(s1074 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1291/3045 variables, and 0 constraints, problems are : Problem set: 0 solved, 1752 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1292 constraints, PredecessorRefiner: 0/1752 constraints, Known Traps: 0/0 constraints]
After SMT, in 63089ms problems are : Problem set: 0 solved, 1752 unsolved
Search for dead transitions found 0 dead transitions in 63105ms
Starting structural reductions in LTL mode, iteration 1 : 1292/1339 places, 1753/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65104 ms. Remains : 1292/1339 places, 1753/1819 transitions.
Stuttering acceptance computed with spot in 345 ms :[(AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), false]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-01
Product exploration explored 100000 steps with 734 reset in 426 ms.
Product exploration explored 100000 steps with 735 reset in 421 ms.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (NOT (AND p0 p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 169 ms. Reduced automaton from 8 states, 19 edges and 3 AP (stutter sensitive) to 8 states, 19 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 336 ms :[(AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), false]
RANDOM walk for 40000 steps (292 resets) in 483 ms. (82 steps per ms) remains 11/14 properties
BEST_FIRST walk for 40004 steps (24 resets) in 159 ms. (250 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (23 resets) in 100 ms. (396 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (24 resets) in 54 ms. (727 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (24 resets) in 39 ms. (1000 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (24 resets) in 46 ms. (851 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (24 resets) in 89 ms. (444 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (23 resets) in 52 ms. (754 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (24 resets) in 43 ms. (909 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (24 resets) in 48 ms. (816 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (23 resets) in 44 ms. (888 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (24 resets) in 37 ms. (1052 steps per ms) remains 11/11 properties
[2024-05-31 20:15:51] [INFO ] Invariant cache hit.
Problem apf1 is UNSAT
Problem apf9 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 108/110 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1182/1292 variables, 20/22 constraints. Problems are: Problem set: 2 solved, 9 unsolved
[2024-05-31 20:15:51] [INFO ] Deduced a trap composed of 45 places in 237 ms of which 4 ms to minimize.
[2024-05-31 20:15:52] [INFO ] Deduced a trap composed of 52 places in 226 ms of which 4 ms to minimize.
[2024-05-31 20:15:52] [INFO ] Deduced a trap composed of 50 places in 189 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/1292 variables, 3/25 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1292 variables, 0/25 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 1753/3045 variables, 1292/1317 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3045 variables, 0/1317 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/3045 variables, 0/1317 constraints. Problems are: Problem set: 2 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3045/3045 variables, and 1317 constraints, problems are : Problem set: 2 solved, 9 unsolved in 2784 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1292/1292 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 2 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 9 unsolved
Problem apf0 is UNSAT
At refinement iteration 1 (OVERLAPS) 108/110 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1182/1292 variables, 20/22 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1292 variables, 3/25 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1292 variables, 0/25 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 1753/3045 variables, 1292/1317 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3045 variables, 8/1325 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3045 variables, 0/1325 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 0/3045 variables, 0/1325 constraints. Problems are: Problem set: 3 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3045/3045 variables, and 1325 constraints, problems are : Problem set: 3 solved, 8 unsolved in 1686 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1292/1292 constraints, PredecessorRefiner: 8/11 constraints, Known Traps: 3/3 constraints]
After SMT, in 4503ms problems are : Problem set: 3 solved, 8 unsolved
Fused 8 Parikh solutions to 3 different solutions.
Finished Parikh walk after 335 steps, including 1 resets, run visited all 3 properties in 5 ms. (steps per millisecond=67 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 8 properties in 298 ms.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (NOT (AND p0 p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p1))), (G (OR (NOT p0) (NOT p1) (NOT p2))), (G (OR (NOT p0) p1 p2)), (G (OR p0 (NOT p1) (NOT p2)))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p1) p2))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR p0 p2))), (F p1), (F (NOT p2)), (F p0), (F (NOT (OR (NOT p0) p2))), (F (NOT (OR (NOT p0) p1 (NOT p2)))), (F (NOT (OR p0 (NOT p1) p2))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 17 factoid took 567 ms. Reduced automaton from 8 states, 19 edges and 3 AP (stutter sensitive) to 7 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 299 ms :[(AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 288 ms :[(AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (AND p1 (NOT p0) (NOT p2))]
Support contains 2 out of 1292 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1292/1292 places, 1753/1753 transitions.
Applied a total of 0 rules in 48 ms. Remains 1292 /1292 variables (removed 0) and now considering 1753/1753 (removed 0) transitions.
[2024-05-31 20:15:57] [INFO ] Invariant cache hit.
[2024-05-31 20:15:57] [INFO ] Implicit Places using invariants in 490 ms returned []
[2024-05-31 20:15:57] [INFO ] Invariant cache hit.
[2024-05-31 20:15:58] [INFO ] Implicit Places using invariants and state equation in 1257 ms returned []
Implicit Place search using SMT with State Equation took 1771 ms to find 0 implicit places.
Running 1752 sub problems to find dead transitions.
[2024-05-31 20:15:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1291 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1752 unsolved
SMT process timed out in 32894ms, After SMT, problems are : Problem set: 0 solved, 1752 unsolved
Search for dead transitions found 0 dead transitions in 32915ms
Finished structural reductions in LTL mode , in 1 iterations and 34740 ms. Remains : 1292/1292 places, 1753/1753 transitions.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X p2), (X (NOT (AND p0 p2))), (X (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p1) (NOT p2)))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 214 ms. Reduced automaton from 7 states, 15 edges and 3 AP (stutter sensitive) to 7 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 262 ms :[(AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
RANDOM walk for 40000 steps (291 resets) in 419 ms. (95 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40004 steps (24 resets) in 26 ms. (1481 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (25 resets) in 27 ms. (1428 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (24 resets) in 87 ms. (454 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (23 resets) in 59 ms. (666 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (24 resets) in 41 ms. (952 steps per ms) remains 5/5 properties
[2024-05-31 20:16:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 108/110 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 1182/1292 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1292 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 1753/3045 variables, 1292/1314 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3045 variables, 0/1314 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/3045 variables, 0/1314 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3045/3045 variables, and 1314 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1295 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1292/1292 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 108/110 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 1182/1292 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1292 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 1753/3045 variables, 1292/1314 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3045 variables, 5/1319 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-31 20:16:34] [INFO ] Deduced a trap composed of 173 places in 173 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/3045 variables, 1/1320 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3045 variables, 0/1320 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 0/3045 variables, 0/1320 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3045/3045 variables, and 1320 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1692 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1292/1292 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 1/1 constraints]
After SMT, in 3011ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 2 different solutions.
Finished Parikh walk after 128 steps, including 0 resets, run visited all 5 properties in 4 ms. (steps per millisecond=32 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 5 properties in 4 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X p2), (X (NOT (AND p0 p2))), (X (NOT p0)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p1) (NOT p2)))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (OR p2 p1) (OR p0 (NOT p1))))), (F (NOT (OR (NOT p2) (NOT p0) p1))), (F p0), (F (NOT (OR p0 (NOT p1)))), (F (NOT p2)), (F (NOT (OR p2 (NOT p0)))), (F (NOT (OR (NOT p2) (NOT p0)))), (F p1)]
Knowledge based reduction with 13 factoid took 473 ms. Reduced automaton from 7 states, 15 edges and 3 AP (stutter sensitive) to 7 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 291 ms :[(AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 277 ms :[(AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 299 ms :[(AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 733 reset in 249 ms.
Product exploration explored 100000 steps with 733 reset in 293 ms.
Support contains 2 out of 1292 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1292/1292 places, 1753/1753 transitions.
Applied a total of 0 rules in 61 ms. Remains 1292 /1292 variables (removed 0) and now considering 1753/1753 (removed 0) transitions.
[2024-05-31 20:16:37] [INFO ] Invariant cache hit.
[2024-05-31 20:16:38] [INFO ] Implicit Places using invariants in 463 ms returned []
[2024-05-31 20:16:38] [INFO ] Invariant cache hit.
[2024-05-31 20:16:39] [INFO ] Implicit Places using invariants and state equation in 1320 ms returned []
Implicit Place search using SMT with State Equation took 1786 ms to find 0 implicit places.
Running 1752 sub problems to find dead transitions.
[2024-05-31 20:16:39] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1291/3045 variables, and 0 constraints, problems are : Problem set: 0 solved, 1752 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1292 constraints, PredecessorRefiner: 1752/1752 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1752 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1291 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1752 unsolved
SMT process timed out in 62934ms, After SMT, problems are : Problem set: 0 solved, 1752 unsolved
Search for dead transitions found 0 dead transitions in 62952ms
Finished structural reductions in LTL mode , in 1 iterations and 64803 ms. Remains : 1292/1292 places, 1753/1753 transitions.
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-01 finished in 178976 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&&G(F(p1)))))'
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 1314 transition count 1794
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 1314 transition count 1794
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 54 place count 1314 transition count 1790
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 71 place count 1297 transition count 1773
Iterating global reduction 1 with 17 rules applied. Total rules applied 88 place count 1297 transition count 1773
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 99 place count 1297 transition count 1762
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 104 place count 1292 transition count 1757
Iterating global reduction 2 with 5 rules applied. Total rules applied 109 place count 1292 transition count 1757
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 113 place count 1292 transition count 1753
Applied a total of 113 rules in 203 ms. Remains 1292 /1339 variables (removed 47) and now considering 1753/1819 (removed 66) transitions.
// Phase 1: matrix 1753 rows 1292 cols
[2024-05-31 20:17:43] [INFO ] Computed 22 invariants in 26 ms
[2024-05-31 20:17:43] [INFO ] Implicit Places using invariants in 553 ms returned []
[2024-05-31 20:17:43] [INFO ] Invariant cache hit.
[2024-05-31 20:17:44] [INFO ] Implicit Places using invariants and state equation in 1357 ms returned []
Implicit Place search using SMT with State Equation took 1925 ms to find 0 implicit places.
Running 1752 sub problems to find dead transitions.
[2024-05-31 20:17:44] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1291/3045 variables, and 0 constraints, problems are : Problem set: 0 solved, 1752 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1292 constraints, PredecessorRefiner: 1752/1752 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1752 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1291 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1752 unsolved
At refinement iteration 1 (OVERLAPS) 1/1292 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 1752 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1292/3045 variables, and 22 constraints, problems are : Problem set: 0 solved, 1752 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 0/1292 constraints, PredecessorRefiner: 0/1752 constraints, Known Traps: 0/0 constraints]
After SMT, in 62884ms problems are : Problem set: 0 solved, 1752 unsolved
Search for dead transitions found 0 dead transitions in 62901ms
Starting structural reductions in LTL mode, iteration 1 : 1292/1339 places, 1753/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65034 ms. Remains : 1292/1339 places, 1753/1819 transitions.
Stuttering acceptance computed with spot in 192 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-20b-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-04 finished in 65268 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 (X(G(p0))||(p1&&X((p0&&G(p2)))))))'
Support contains 4 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 1317 transition count 1797
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 1317 transition count 1797
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 48 place count 1317 transition count 1793
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 63 place count 1302 transition count 1778
Iterating global reduction 1 with 15 rules applied. Total rules applied 78 place count 1302 transition count 1778
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 87 place count 1302 transition count 1769
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 92 place count 1297 transition count 1764
Iterating global reduction 2 with 5 rules applied. Total rules applied 97 place count 1297 transition count 1764
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 101 place count 1297 transition count 1760
Applied a total of 101 rules in 206 ms. Remains 1297 /1339 variables (removed 42) and now considering 1760/1819 (removed 59) transitions.
// Phase 1: matrix 1760 rows 1297 cols
[2024-05-31 20:18:48] [INFO ] Computed 22 invariants in 33 ms
[2024-05-31 20:18:48] [INFO ] Implicit Places using invariants in 528 ms returned []
[2024-05-31 20:18:48] [INFO ] Invariant cache hit.
[2024-05-31 20:18:50] [INFO ] Implicit Places using invariants and state equation in 1321 ms returned []
Implicit Place search using SMT with State Equation took 1856 ms to find 0 implicit places.
Running 1759 sub problems to find dead transitions.
[2024-05-31 20:18:50] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1296/3057 variables, and 0 constraints, problems are : Problem set: 0 solved, 1759 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1297 constraints, PredecessorRefiner: 1759/1759 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1759 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1296 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1759 unsolved
At refinement iteration 1 (OVERLAPS) 1/1297 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 1759 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1297/3057 variables, and 22 constraints, problems are : Problem set: 0 solved, 1759 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 0/1297 constraints, PredecessorRefiner: 0/1759 constraints, Known Traps: 0/0 constraints]
After SMT, in 63013ms problems are : Problem set: 0 solved, 1759 unsolved
Search for dead transitions found 0 dead transitions in 63031ms
Starting structural reductions in LTL mode, iteration 1 : 1297/1339 places, 1760/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65099 ms. Remains : 1297/1339 places, 1760/1819 transitions.
Stuttering acceptance computed with spot in 236 ms :[true, (NOT p0), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-05
Product exploration explored 100000 steps with 736 reset in 324 ms.
Product exploration explored 100000 steps with 733 reset in 299 ms.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (NOT p2)), (X (AND (NOT p1) p0)), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND p1 p0))), (X (AND (NOT p1) p0 (NOT p2))), (X (NOT (AND p0 p2))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT (AND p1 p0)))), (X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 19 factoid took 184 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter sensitive) to 6 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 215 ms :[true, (NOT p0), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (291 resets) in 254 ms. (156 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (23 resets) in 152 ms. (261 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (24 resets) in 233 ms. (170 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (24 resets) in 70 ms. (563 steps per ms) remains 5/10 properties
BEST_FIRST walk for 40004 steps (24 resets) in 68 ms. (579 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (24 resets) in 53 ms. (740 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (24 resets) in 48 ms. (816 steps per ms) remains 5/5 properties
[2024-05-31 20:19:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 426/429 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/429 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 868/1297 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1297 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 1760/3057 variables, 1297/1319 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3057 variables, 0/1319 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/3057 variables, 0/1319 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3057/3057 variables, and 1319 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1331 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1297/1297 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 426/429 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/429 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 868/1297 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-31 20:19:56] [INFO ] Deduced a trap composed of 406 places in 512 ms of which 8 ms to minimize.
[2024-05-31 20:19:57] [INFO ] Deduced a trap composed of 421 places in 445 ms of which 8 ms to minimize.
[2024-05-31 20:19:57] [INFO ] Deduced a trap composed of 408 places in 472 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/1297 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1297 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 1760/3057 variables, 1297/1322 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3057 variables, 5/1327 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3057 variables, 0/1327 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 0/3057 variables, 0/1327 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3057/3057 variables, and 1327 constraints, problems are : Problem set: 0 solved, 5 unsolved in 2851 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1297/1297 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 3/3 constraints]
After SMT, in 4194ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 3 different solutions.
Finished Parikh walk after 6618 steps, including 42 resets, run visited all 5 properties in 53 ms. (steps per millisecond=124 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 2 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 5 properties in 54 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (NOT p2)), (X (AND (NOT p1) p0)), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND p1 p0))), (X (AND (NOT p1) p0 (NOT p2))), (X (NOT (AND p0 p2))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT (AND p1 p0)))), (X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR p0 p2))), (F (NOT (AND p0 (NOT p1)))), (F p2), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (OR p0 (NOT p2)))), (F (NOT (AND p0 (NOT p2) (NOT p1)))), (F (NOT p0)), (F p1)]
Property proved to be false thanks to negative knowledge :(F (NOT (OR p0 p2)))
Knowledge based reduction with 19 factoid took 259 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-20b-LTLFireability-05 FALSE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-05 finished in 71316 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(X(F(p0)))))'
Support contains 1 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 1314 transition count 1794
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 1314 transition count 1794
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 54 place count 1314 transition count 1790
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 71 place count 1297 transition count 1773
Iterating global reduction 1 with 17 rules applied. Total rules applied 88 place count 1297 transition count 1773
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 99 place count 1297 transition count 1762
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 104 place count 1292 transition count 1757
Iterating global reduction 2 with 5 rules applied. Total rules applied 109 place count 1292 transition count 1757
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 114 place count 1292 transition count 1752
Applied a total of 114 rules in 230 ms. Remains 1292 /1339 variables (removed 47) and now considering 1752/1819 (removed 67) transitions.
// Phase 1: matrix 1752 rows 1292 cols
[2024-05-31 20:19:59] [INFO ] Computed 22 invariants in 36 ms
[2024-05-31 20:20:00] [INFO ] Implicit Places using invariants in 498 ms returned []
[2024-05-31 20:20:00] [INFO ] Invariant cache hit.
[2024-05-31 20:20:01] [INFO ] Implicit Places using invariants and state equation in 1362 ms returned []
Implicit Place search using SMT with State Equation took 1860 ms to find 0 implicit places.
Running 1751 sub problems to find dead transitions.
[2024-05-31 20:20:01] [INFO ] Invariant cache hit.
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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 1291/3044 variables, and 0 constraints, problems are : Problem set: 0 solved, 1751 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1292 constraints, PredecessorRefiner: 1751/1751 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1751 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1291 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1751 unsolved
SMT process timed out in 62818ms, After SMT, problems are : Problem set: 0 solved, 1751 unsolved
Search for dead transitions found 0 dead transitions in 62835ms
Starting structural reductions in LTL mode, iteration 1 : 1292/1339 places, 1752/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64935 ms. Remains : 1292/1339 places, 1752/1819 transitions.
Stuttering acceptance computed with spot in 164 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-06
Stuttering criterion allowed to conclude after 136 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-20b-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-06 finished in 65121 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(X(F(p0)))))'
Support contains 3 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 1314 transition count 1794
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 1314 transition count 1794
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 53 place count 1314 transition count 1791
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 71 place count 1296 transition count 1773
Iterating global reduction 1 with 18 rules applied. Total rules applied 89 place count 1296 transition count 1773
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 100 place count 1296 transition count 1762
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 106 place count 1290 transition count 1756
Iterating global reduction 2 with 6 rules applied. Total rules applied 112 place count 1290 transition count 1756
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 117 place count 1290 transition count 1751
Applied a total of 117 rules in 215 ms. Remains 1290 /1339 variables (removed 49) and now considering 1751/1819 (removed 68) transitions.
// Phase 1: matrix 1751 rows 1290 cols
[2024-05-31 20:21:04] [INFO ] Computed 22 invariants in 32 ms
[2024-05-31 20:21:05] [INFO ] Implicit Places using invariants in 514 ms returned []
[2024-05-31 20:21:05] [INFO ] Invariant cache hit.
[2024-05-31 20:21:06] [INFO ] Implicit Places using invariants and state equation in 1303 ms returned []
Implicit Place search using SMT with State Equation took 1819 ms to find 0 implicit places.
Running 1750 sub problems to find dead transitions.
[2024-05-31 20:21:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1289 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1750 unsolved
SMT process timed out in 33254ms, After SMT, problems are : Problem set: 0 solved, 1750 unsolved
Search for dead transitions found 0 dead transitions in 33273ms
Starting structural reductions in LTL mode, iteration 1 : 1290/1339 places, 1751/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35312 ms. Remains : 1290/1339 places, 1751/1819 transitions.
Stuttering acceptance computed with spot in 140 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-07
Stuttering criterion allowed to conclude after 135 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-20b-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-07 finished in 35475 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&&F(((X(G(p0)) U G(p0))||G(F(p1)))))))'
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 1313 transition count 1793
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 1313 transition count 1793
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 56 place count 1313 transition count 1789
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 74 place count 1295 transition count 1771
Iterating global reduction 1 with 18 rules applied. Total rules applied 92 place count 1295 transition count 1771
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 103 place count 1295 transition count 1760
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 109 place count 1289 transition count 1754
Iterating global reduction 2 with 6 rules applied. Total rules applied 115 place count 1289 transition count 1754
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 120 place count 1289 transition count 1749
Applied a total of 120 rules in 210 ms. Remains 1289 /1339 variables (removed 50) and now considering 1749/1819 (removed 70) transitions.
// Phase 1: matrix 1749 rows 1289 cols
[2024-05-31 20:21:40] [INFO ] Computed 22 invariants in 32 ms
[2024-05-31 20:21:40] [INFO ] Implicit Places using invariants in 534 ms returned []
[2024-05-31 20:21:40] [INFO ] Invariant cache hit.
[2024-05-31 20:21:42] [INFO ] Implicit Places using invariants and state equation in 1289 ms returned []
Implicit Place search using SMT with State Equation took 1825 ms to find 0 implicit places.
Running 1748 sub problems to find dead transitions.
[2024-05-31 20:21:42] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1288/3038 variables, and 0 constraints, problems are : Problem set: 0 solved, 1748 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1289 constraints, PredecessorRefiner: 1748/1748 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1748 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1288 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1748 unsolved
At refinement iteration 1 (OVERLAPS) 1/1289 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 1748 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 1289/3038 variables, and 22 constraints, problems are : Problem set: 0 solved, 1748 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 0/1289 constraints, PredecessorRefiner: 0/1748 constraints, Known Traps: 0/0 constraints]
After SMT, in 63180ms problems are : Problem set: 0 solved, 1748 unsolved
Search for dead transitions found 0 dead transitions in 63198ms
Starting structural reductions in LTL mode, iteration 1 : 1289/1339 places, 1749/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65238 ms. Remains : 1289/1339 places, 1749/1819 transitions.
Stuttering acceptance computed with spot in 179 ms :[(NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-20b-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-09 finished in 65447 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U p1)||G(F(!p0))))'
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Graph (trivial) has 1252 edges and 1339 vertex of which 115 / 1339 are part of one of the 19 SCC in 3 ms
Free SCC test removed 96 places
Ensure Unique test removed 97 transitions
Reduce isomorphic transitions removed 97 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 102 transitions
Trivial Post-agglo rules discarded 102 transitions
Performed 102 trivial Post agglomeration. Transition count delta: 102
Iterating post reduction 0 with 102 rules applied. Total rules applied 103 place count 1242 transition count 1619
Reduce places removed 102 places and 0 transitions.
Iterating post reduction 1 with 102 rules applied. Total rules applied 205 place count 1140 transition count 1619
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 46 Pre rules applied. Total rules applied 205 place count 1140 transition count 1573
Deduced a syphon composed of 46 places in 1 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 2 with 92 rules applied. Total rules applied 297 place count 1094 transition count 1573
Discarding 59 places :
Symmetric choice reduction at 2 with 59 rule applications. Total rules 356 place count 1035 transition count 1514
Iterating global reduction 2 with 59 rules applied. Total rules applied 415 place count 1035 transition count 1514
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 419 place count 1035 transition count 1510
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 419 place count 1035 transition count 1508
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 423 place count 1033 transition count 1508
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 436 place count 1020 transition count 1495
Iterating global reduction 3 with 13 rules applied. Total rules applied 449 place count 1020 transition count 1495
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 461 place count 1020 transition count 1483
Performed 125 Post agglomeration using F-continuation condition.Transition count delta: 125
Deduced a syphon composed of 125 places in 1 ms
Reduce places removed 125 places and 0 transitions.
Iterating global reduction 4 with 250 rules applied. Total rules applied 711 place count 895 transition count 1358
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 714 place count 892 transition count 1355
Iterating global reduction 4 with 3 rules applied. Total rules applied 717 place count 892 transition count 1355
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 720 place count 892 transition count 1352
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 722 place count 891 transition count 1352
Drop transitions (Redundant composition of simpler transitions.) removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 5 with 21 rules applied. Total rules applied 743 place count 891 transition count 1331
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 745 place count 889 transition count 1329
Applied a total of 745 rules in 676 ms. Remains 889 /1339 variables (removed 450) and now considering 1329/1819 (removed 490) transitions.
[2024-05-31 20:22:46] [INFO ] Flow matrix only has 1291 transitions (discarded 38 similar events)
// Phase 1: matrix 1291 rows 889 cols
[2024-05-31 20:22:46] [INFO ] Computed 22 invariants in 30 ms
[2024-05-31 20:22:46] [INFO ] Implicit Places using invariants in 453 ms returned []
[2024-05-31 20:22:46] [INFO ] Flow matrix only has 1291 transitions (discarded 38 similar events)
[2024-05-31 20:22:46] [INFO ] Invariant cache hit.
[2024-05-31 20:22:47] [INFO ] Implicit Places using invariants and state equation in 917 ms returned []
Implicit Place search using SMT with State Equation took 1374 ms to find 0 implicit places.
[2024-05-31 20:22:47] [INFO ] Redundant transitions in 72 ms returned []
Running 566 sub problems to find dead transitions.
[2024-05-31 20:22:47] [INFO ] Flow matrix only has 1291 transitions (discarded 38 similar events)
[2024-05-31 20:22:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/869 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 566 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/869 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 566 unsolved
At refinement iteration 2 (OVERLAPS) 20/889 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 566 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/889 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 566 unsolved
At refinement iteration 4 (OVERLAPS) 1290/2179 variables, 889/911 constraints. Problems are: Problem set: 0 solved, 566 unsolved
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(s501 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2179/2180 variables, and 911 constraints, problems are : Problem set: 0 solved, 566 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 889/889 constraints, PredecessorRefiner: 566/566 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 566 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/869 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 566 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/869 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 566 unsolved
At refinement iteration 2 (OVERLAPS) 20/889 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 566 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/889 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 566 unsolved
At refinement iteration 4 (OVERLAPS) 1290/2179 variables, 889/911 constraints. Problems are: Problem set: 0 solved, 566 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2179 variables, 566/1477 constraints. Problems are: Problem set: 0 solved, 566 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2179/2180 variables, and 1477 constraints, problems are : Problem set: 0 solved, 566 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 889/889 constraints, PredecessorRefiner: 566/566 constraints, Known Traps: 0/0 constraints]
After SMT, in 60834ms problems are : Problem set: 0 solved, 566 unsolved
Search for dead transitions found 0 dead transitions in 60840ms
Starting structural reductions in SI_LTL mode, iteration 1 : 889/1339 places, 1329/1819 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62971 ms. Remains : 889/1339 places, 1329/1819 transitions.
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-20b-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-10 finished in 63069 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||(p1&&G(p2))))))'
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 1315 transition count 1795
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 1315 transition count 1795
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 52 place count 1315 transition count 1791
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 68 place count 1299 transition count 1775
Iterating global reduction 1 with 16 rules applied. Total rules applied 84 place count 1299 transition count 1775
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 93 place count 1299 transition count 1766
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 99 place count 1293 transition count 1760
Iterating global reduction 2 with 6 rules applied. Total rules applied 105 place count 1293 transition count 1760
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 110 place count 1293 transition count 1755
Applied a total of 110 rules in 197 ms. Remains 1293 /1339 variables (removed 46) and now considering 1755/1819 (removed 64) transitions.
// Phase 1: matrix 1755 rows 1293 cols
[2024-05-31 20:23:48] [INFO ] Computed 22 invariants in 24 ms
[2024-05-31 20:23:49] [INFO ] Implicit Places using invariants in 511 ms returned []
[2024-05-31 20:23:49] [INFO ] Invariant cache hit.
[2024-05-31 20:23:50] [INFO ] Implicit Places using invariants and state equation in 1276 ms returned []
Implicit Place search using SMT with State Equation took 1789 ms to find 0 implicit places.
Running 1754 sub problems to find dead transitions.
[2024-05-31 20:23:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1292 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1754 unsolved
SMT process timed out in 32920ms, After SMT, problems are : Problem set: 0 solved, 1754 unsolved
Search for dead transitions found 0 dead transitions in 32938ms
Starting structural reductions in LTL mode, iteration 1 : 1293/1339 places, 1755/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34929 ms. Remains : 1293/1339 places, 1755/1819 transitions.
Stuttering acceptance computed with spot in 128 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-11
Product exploration explored 100000 steps with 733 reset in 325 ms.
Product exploration explored 100000 steps with 732 reset in 412 ms.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT p2)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND p0 p1 p2))), (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (X p0)), (X (X (AND p0 (NOT p2)))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 19 factoid took 115 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 16 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 208 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), false, false]
RANDOM walk for 40000 steps (290 resets) in 380 ms. (104 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (24 resets) in 74 ms. (533 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (24 resets) in 81 ms. (487 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (24 resets) in 73 ms. (540 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (24 resets) in 62 ms. (634 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (24 resets) in 43 ms. (909 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (24 resets) in 41 ms. (952 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (25 resets) in 55 ms. (714 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (22 resets) in 81 ms. (487 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (23 resets) in 141 ms. (281 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (22 resets) in 160 ms. (248 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (25 resets) in 71 ms. (555 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 95415 steps, run timeout after 3001 ms. (steps per millisecond=31 ) properties seen :0 out of 11
Probabilistic random walk after 95415 steps, saw 48657 distinct states, run finished after 3004 ms. (steps per millisecond=31 ) properties seen :0
[2024-05-31 20:24:28] [INFO ] Invariant cache hit.
Problem apf2 is UNSAT
Problem apf3 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 105/107 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1186/1293 variables, 20/22 constraints. Problems are: Problem set: 2 solved, 9 unsolved
[2024-05-31 20:24:28] [INFO ] Deduced a trap composed of 58 places in 147 ms of which 3 ms to minimize.
[2024-05-31 20:24:28] [INFO ] Deduced a trap composed of 49 places in 107 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/1293 variables, 2/24 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1293 variables, 0/24 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 1755/3048 variables, 1293/1317 constraints. Problems are: Problem set: 2 solved, 9 unsolved
[2024-05-31 20:24:29] [INFO ] Deduced a trap composed of 55 places in 118 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/3048 variables, 1/1318 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3048 variables, 0/1318 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 0/3048 variables, 0/1318 constraints. Problems are: Problem set: 2 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3048/3048 variables, and 1318 constraints, problems are : Problem set: 2 solved, 9 unsolved in 2863 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1293/1293 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 2 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 105/107 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1186/1293 variables, 20/22 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1293 variables, 3/25 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1293 variables, 0/25 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 1755/3048 variables, 1293/1318 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3048 variables, 9/1327 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3048 variables, 0/1327 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 0/3048 variables, 0/1327 constraints. Problems are: Problem set: 2 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3048/3048 variables, and 1327 constraints, problems are : Problem set: 2 solved, 9 unsolved in 1842 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1293/1293 constraints, PredecessorRefiner: 9/11 constraints, Known Traps: 3/3 constraints]
After SMT, in 4737ms problems are : Problem set: 2 solved, 9 unsolved
Fused 9 Parikh solutions to 5 different solutions.
Finished Parikh walk after 1048 steps, including 6 resets, run visited all 9 properties in 22 ms. (steps per millisecond=47 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 9 properties in 24 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT p2)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND p0 p1 p2))), (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (X p0)), (X (X (AND p0 (NOT p2)))), (X (X p1)), (G (OR p0 (NOT p2) (NOT p1))), (G (OR (NOT p0) (NOT p2) (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (AND p0 (NOT p2)) (AND p0 (NOT p1))))), (F (NOT (AND (OR p0 p2) (OR p0 p1)))), (F (NOT (OR (NOT p0) (NOT p2)))), (F p2), (F (NOT (OR p0 (NOT p2)))), (F (NOT p0)), (F (NOT p1)), (F (NOT (OR p0 p2))), (F (NOT (AND p0 (NOT p2))))]
Knowledge based reduction with 21 factoid took 375 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Support contains 1 out of 1293 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1293/1293 places, 1755/1755 transitions.
Graph (trivial) has 1229 edges and 1293 vertex of which 121 / 1293 are part of one of the 20 SCC in 3 ms
Free SCC test removed 101 places
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 96 rules applied. Total rules applied 97 place count 1191 transition count 1556
Reduce places removed 96 places and 0 transitions.
Iterating post reduction 1 with 96 rules applied. Total rules applied 193 place count 1095 transition count 1556
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 42 Pre rules applied. Total rules applied 193 place count 1095 transition count 1514
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 2 with 84 rules applied. Total rules applied 277 place count 1053 transition count 1514
Discarding 39 places :
Symmetric choice reduction at 2 with 39 rule applications. Total rules 316 place count 1014 transition count 1475
Iterating global reduction 2 with 39 rules applied. Total rules applied 355 place count 1014 transition count 1475
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 357 place count 1012 transition count 1473
Iterating global reduction 2 with 2 rules applied. Total rules applied 359 place count 1012 transition count 1473
Performed 122 Post agglomeration using F-continuation condition.Transition count delta: 122
Deduced a syphon composed of 122 places in 0 ms
Reduce places removed 122 places and 0 transitions.
Iterating global reduction 2 with 244 rules applied. Total rules applied 603 place count 890 transition count 1351
Drop transitions (Redundant composition of simpler transitions.) removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 2 with 20 rules applied. Total rules applied 623 place count 890 transition count 1331
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 625 place count 888 transition count 1329
Applied a total of 625 rules in 550 ms. Remains 888 /1293 variables (removed 405) and now considering 1329/1755 (removed 426) transitions.
[2024-05-31 20:24:34] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
// Phase 1: matrix 1290 rows 888 cols
[2024-05-31 20:24:34] [INFO ] Computed 22 invariants in 37 ms
[2024-05-31 20:24:34] [INFO ] Implicit Places using invariants in 549 ms returned []
[2024-05-31 20:24:34] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
[2024-05-31 20:24:34] [INFO ] Invariant cache hit.
[2024-05-31 20:24:35] [INFO ] Implicit Places using invariants and state equation in 888 ms returned []
Implicit Place search using SMT with State Equation took 1450 ms to find 0 implicit places.
[2024-05-31 20:24:35] [INFO ] Redundant transitions in 55 ms returned []
Running 545 sub problems to find dead transitions.
[2024-05-31 20:24:35] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
[2024-05-31 20:24:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/868 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/868 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 2 (OVERLAPS) 20/888 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/888 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 4 (OVERLAPS) 1289/2177 variables, 888/910 constraints. Problems are: Problem set: 0 solved, 545 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2177/2178 variables, and 910 constraints, problems are : Problem set: 0 solved, 545 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 545 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/868 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/868 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 2 (OVERLAPS) 20/888 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/888 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 4 (OVERLAPS) 1289/2177 variables, 888/910 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2177 variables, 545/1455 constraints. Problems are: Problem set: 0 solved, 545 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2177/2178 variables, and 1455 constraints, problems are : Problem set: 0 solved, 545 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 0/0 constraints]
After SMT, in 60770ms problems are : Problem set: 0 solved, 545 unsolved
Search for dead transitions found 0 dead transitions in 60777ms
Starting structural reductions in SI_LTL mode, iteration 1 : 888/1293 places, 1329/1755 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62837 ms. Remains : 888/1293 places, 1329/1755 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
RANDOM walk for 40000 steps (1548 resets) in 1086 ms. (36 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 445512 steps, run timeout after 3001 ms. (steps per millisecond=148 ) properties seen :0 out of 1
Probabilistic random walk after 445512 steps, saw 112586 distinct states, run finished after 3001 ms. (steps per millisecond=148 ) properties seen :0
[2024-05-31 20:25:40] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
[2024-05-31 20:25:40] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/27 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 67/94 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1243/1337 variables, 97/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1337 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1337 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 764/2101 variables, 20/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2101 variables, 688/834 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2101 variables, 0/834 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 76/2177 variables, 76/910 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2177 variables, 0/910 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2177 variables, 0/910 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2177/2178 variables, and 910 constraints, problems are : Problem set: 0 solved, 1 unsolved in 440 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/27 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 67/94 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1243/1337 variables, 97/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1337 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1337 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1337 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 764/2101 variables, 20/147 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2101 variables, 688/835 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2101 variables, 0/835 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 76/2177 variables, 76/911 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2177 variables, 0/911 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2177 variables, 0/911 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2177/2178 variables, and 911 constraints, problems are : Problem set: 0 solved, 1 unsolved in 450 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 896ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 19 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=19 )
Parikh walk visited 1 properties in 1 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 23 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Product exploration explored 100000 steps with 3775 reset in 1383 ms.
Product exploration explored 100000 steps with 3788 reset in 1174 ms.
Support contains 1 out of 888 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 888/888 places, 1329/1329 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 887 transition count 1328
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 886 transition count 1327
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 886 transition count 1327
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 886 transition count 1326
Applied a total of 5 rules in 128 ms. Remains 886 /888 variables (removed 2) and now considering 1326/1329 (removed 3) transitions.
[2024-05-31 20:25:43] [INFO ] Flow matrix only has 1287 transitions (discarded 39 similar events)
// Phase 1: matrix 1287 rows 886 cols
[2024-05-31 20:25:43] [INFO ] Computed 22 invariants in 36 ms
[2024-05-31 20:25:44] [INFO ] Implicit Places using invariants in 469 ms returned []
[2024-05-31 20:25:44] [INFO ] Flow matrix only has 1287 transitions (discarded 39 similar events)
[2024-05-31 20:25:44] [INFO ] Invariant cache hit.
[2024-05-31 20:25:45] [INFO ] Implicit Places using invariants and state equation in 924 ms returned []
Implicit Place search using SMT with State Equation took 1397 ms to find 0 implicit places.
[2024-05-31 20:25:45] [INFO ] Redundant transitions in 20 ms returned []
Running 543 sub problems to find dead transitions.
[2024-05-31 20:25:45] [INFO ] Flow matrix only has 1287 transitions (discarded 39 similar events)
[2024-05-31 20:25:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/866 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/866 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 2 (OVERLAPS) 20/886 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/886 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 4 (OVERLAPS) 1286/2172 variables, 886/908 constraints. Problems are: Problem set: 0 solved, 543 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 2172/2173 variables, and 908 constraints, problems are : Problem set: 0 solved, 543 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 886/886 constraints, PredecessorRefiner: 543/543 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 543 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/866 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/866 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 2 (OVERLAPS) 20/886 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/886 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 4 (OVERLAPS) 1286/2172 variables, 886/908 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2172 variables, 543/1451 constraints. Problems are: Problem set: 0 solved, 543 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2172/2173 variables, and 1451 constraints, problems are : Problem set: 0 solved, 543 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 886/886 constraints, PredecessorRefiner: 543/543 constraints, Known Traps: 0/0 constraints]
After SMT, in 60653ms problems are : Problem set: 0 solved, 543 unsolved
Search for dead transitions found 0 dead transitions in 60658ms
Starting structural reductions in SI_LTL mode, iteration 1 : 886/888 places, 1326/1329 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62210 ms. Remains : 886/888 places, 1326/1329 transitions.
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-11 finished in 177487 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0)&&X(G(!p1))) U (p2||X(F(!p0)))))'
Support contains 5 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 1315 transition count 1795
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 1315 transition count 1795
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 51 place count 1315 transition count 1792
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 68 place count 1298 transition count 1775
Iterating global reduction 1 with 17 rules applied. Total rules applied 85 place count 1298 transition count 1775
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 95 place count 1298 transition count 1765
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 101 place count 1292 transition count 1759
Iterating global reduction 2 with 6 rules applied. Total rules applied 107 place count 1292 transition count 1759
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 112 place count 1292 transition count 1754
Applied a total of 112 rules in 188 ms. Remains 1292 /1339 variables (removed 47) and now considering 1754/1819 (removed 65) transitions.
// Phase 1: matrix 1754 rows 1292 cols
[2024-05-31 20:26:46] [INFO ] Computed 22 invariants in 33 ms
[2024-05-31 20:26:46] [INFO ] Implicit Places using invariants in 522 ms returned []
[2024-05-31 20:26:46] [INFO ] Invariant cache hit.
[2024-05-31 20:26:47] [INFO ] Implicit Places using invariants and state equation in 1276 ms returned []
Implicit Place search using SMT with State Equation took 1811 ms to find 0 implicit places.
Running 1753 sub problems to find dead transitions.
[2024-05-31 20:26:47] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1291/3046 variables, and 0 constraints, problems are : Problem set: 0 solved, 1753 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1292 constraints, PredecessorRefiner: 1753/1753 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1753 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1291 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
At refinement iteration 1 (OVERLAPS) 1/1292 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 1753 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1292/3046 variables, and 22 constraints, problems are : Problem set: 0 solved, 1753 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 0/1292 constraints, PredecessorRefiner: 0/1753 constraints, Known Traps: 0/0 constraints]
After SMT, in 62784ms problems are : Problem set: 0 solved, 1753 unsolved
Search for dead transitions found 0 dead transitions in 62799ms
Starting structural reductions in LTL mode, iteration 1 : 1292/1339 places, 1754/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64803 ms. Remains : 1292/1339 places, 1754/1819 transitions.
Stuttering acceptance computed with spot in 152 ms :[(AND p0 p1), (AND p0 (NOT p2)), (OR (AND p0 (NOT p2)) (AND p0 p1)), p0]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-12
Stuttering criterion allowed to conclude after 163 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-20b-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-12 finished in 64978 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(F(!p0))||(F(!p0)&&F(G(!p1)))))))'
Support contains 5 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 1314 transition count 1794
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 1314 transition count 1794
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 53 place count 1314 transition count 1791
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 71 place count 1296 transition count 1773
Iterating global reduction 1 with 18 rules applied. Total rules applied 89 place count 1296 transition count 1773
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 100 place count 1296 transition count 1762
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 106 place count 1290 transition count 1756
Iterating global reduction 2 with 6 rules applied. Total rules applied 112 place count 1290 transition count 1756
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 117 place count 1290 transition count 1751
Applied a total of 117 rules in 182 ms. Remains 1290 /1339 variables (removed 49) and now considering 1751/1819 (removed 68) transitions.
// Phase 1: matrix 1751 rows 1290 cols
[2024-05-31 20:27:51] [INFO ] Computed 22 invariants in 29 ms
[2024-05-31 20:27:51] [INFO ] Implicit Places using invariants in 505 ms returned []
[2024-05-31 20:27:51] [INFO ] Invariant cache hit.
[2024-05-31 20:27:52] [INFO ] Implicit Places using invariants and state equation in 1256 ms returned []
Implicit Place search using SMT with State Equation took 1805 ms to find 0 implicit places.
Running 1750 sub problems to find dead transitions.
[2024-05-31 20:27:52] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1289/3041 variables, and 0 constraints, problems are : Problem set: 0 solved, 1750 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1290 constraints, PredecessorRefiner: 1750/1750 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1750 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1289/3041 variables, and 0 constraints, problems are : Problem set: 0 solved, 1750 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1290 constraints, PredecessorRefiner: 0/1750 constraints, Known Traps: 0/0 constraints]
After SMT, in 63168ms problems are : Problem set: 0 solved, 1750 unsolved
Search for dead transitions found 0 dead transitions in 63183ms
Starting structural reductions in LTL mode, iteration 1 : 1290/1339 places, 1751/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65176 ms. Remains : 1290/1339 places, 1751/1819 transitions.
Stuttering acceptance computed with spot in 229 ms :[p0, p0, p0, p0, (AND p0 p1), (AND p0 p1)]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-13
Product exploration explored 100000 steps with 733 reset in 282 ms.
Product exploration explored 100000 steps with 734 reset in 263 ms.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 2 factoid took 162 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[(AND p0 p1), (AND p0 p1)]
RANDOM walk for 40000 steps (292 resets) in 236 ms. (168 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (12 resets) in 30 ms. (1290 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 2/2 properties
[2024-05-31 20:28:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf0 is UNSAT
At refinement iteration 1 (OVERLAPS) 509/514 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/514 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 776/1290 variables, 18/22 constraints. Problems are: Problem set: 1 solved, 1 unsolved
[2024-05-31 20:28:57] [INFO ] Deduced a trap composed of 55 places in 209 ms of which 3 ms to minimize.
[2024-05-31 20:28:57] [INFO ] Deduced a trap composed of 48 places in 160 ms of which 3 ms to minimize.
[2024-05-31 20:28:58] [INFO ] Deduced a trap composed of 47 places in 145 ms of which 3 ms to minimize.
[2024-05-31 20:28:58] [INFO ] Deduced a trap composed of 54 places in 152 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/1290 variables, 4/26 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1290 variables, 0/26 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1751/3041 variables, 1290/1316 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3041 variables, 0/1316 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/3041 variables, 0/1316 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3041/3041 variables, and 1316 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1399 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1290/1290 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 421/423 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 867/1290 variables, 20/22 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1290 variables, 4/26 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1290 variables, 0/26 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 1751/3041 variables, 1290/1316 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3041 variables, 1/1317 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3041 variables, 0/1317 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/3041 variables, 0/1317 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3041/3041 variables, and 1317 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1485 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1290/1290 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 4/4 constraints]
After SMT, in 2939ms problems are : Problem set: 1 solved, 1 unsolved
Finished Parikh walk after 48 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=48 )
Parikh walk visited 1 properties in 1 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (NOT p0))), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F p1), (F p0), (F (NOT (OR (NOT p0) p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 13 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-20b-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-13 finished in 69272 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((X(p0)||F(p1))))))'
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 1314 transition count 1794
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 1314 transition count 1794
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 54 place count 1314 transition count 1790
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 72 place count 1296 transition count 1772
Iterating global reduction 1 with 18 rules applied. Total rules applied 90 place count 1296 transition count 1772
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 101 place count 1296 transition count 1761
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 107 place count 1290 transition count 1755
Iterating global reduction 2 with 6 rules applied. Total rules applied 113 place count 1290 transition count 1755
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 118 place count 1290 transition count 1750
Applied a total of 118 rules in 182 ms. Remains 1290 /1339 variables (removed 49) and now considering 1750/1819 (removed 69) transitions.
// Phase 1: matrix 1750 rows 1290 cols
[2024-05-31 20:29:00] [INFO ] Computed 22 invariants in 33 ms
[2024-05-31 20:29:00] [INFO ] Implicit Places using invariants in 550 ms returned []
[2024-05-31 20:29:00] [INFO ] Invariant cache hit.
[2024-05-31 20:29:02] [INFO ] Implicit Places using invariants and state equation in 1356 ms returned []
Implicit Place search using SMT with State Equation took 1938 ms to find 0 implicit places.
Running 1749 sub problems to find dead transitions.
[2024-05-31 20:29:02] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1289 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1749 unsolved
SMT process timed out in 33009ms, After SMT, problems are : Problem set: 0 solved, 1749 unsolved
Search for dead transitions found 0 dead transitions in 33027ms
Starting structural reductions in LTL mode, iteration 1 : 1290/1339 places, 1750/1819 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35151 ms. Remains : 1290/1339 places, 1750/1819 transitions.
Stuttering acceptance computed with spot in 184 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-14
Product exploration explored 100000 steps with 733 reset in 310 ms.
Product exploration explored 100000 steps with 731 reset in 317 ms.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 100 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 209 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
RANDOM walk for 40000 steps (290 resets) in 405 ms. (98 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (24 resets) in 53 ms. (740 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (24 resets) in 33 ms. (1176 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (24 resets) in 51 ms. (769 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 196262 steps, run timeout after 3001 ms. (steps per millisecond=65 ) properties seen :0 out of 3
Probabilistic random walk after 196262 steps, saw 88653 distinct states, run finished after 3001 ms. (steps per millisecond=65 ) properties seen :0
[2024-05-31 20:29:39] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 109/111 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/111 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1179/1290 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1290 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1750/3040 variables, 1290/1312 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3040 variables, 0/1312 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/3040 variables, 0/1312 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3040/3040 variables, and 1312 constraints, problems are : Problem set: 0 solved, 3 unsolved in 789 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1290/1290 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 109/111 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/111 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1179/1290 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1290 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1750/3040 variables, 1290/1312 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3040 variables, 3/1315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3040 variables, 0/1315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/3040 variables, 0/1315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3040/3040 variables, and 1315 constraints, problems are : Problem set: 0 solved, 3 unsolved in 947 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1290/1290 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1752ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 112 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=112 )
Parikh walk visited 3 properties in 56 ms.
Knowledge obtained : [(AND p1 (NOT p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F p0), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 164 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 174 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 2 out of 1290 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1290/1290 places, 1750/1750 transitions.
Applied a total of 0 rules in 68 ms. Remains 1290 /1290 variables (removed 0) and now considering 1750/1750 (removed 0) transitions.
[2024-05-31 20:29:42] [INFO ] Invariant cache hit.
[2024-05-31 20:29:42] [INFO ] Implicit Places using invariants in 520 ms returned []
[2024-05-31 20:29:42] [INFO ] Invariant cache hit.
[2024-05-31 20:29:44] [INFO ] Implicit Places using invariants and state equation in 1510 ms returned []
Implicit Place search using SMT with State Equation took 2047 ms to find 0 implicit places.
Running 1749 sub problems to find dead transitions.
[2024-05-31 20:29:44] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1289/3040 variables, and 0 constraints, problems are : Problem set: 0 solved, 1749 unsolved in 30060 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1290 constraints, PredecessorRefiner: 1749/1749 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1749 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 1289/3040 variables, and 0 constraints, problems are : Problem set: 0 solved, 1749 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 0/22 constraints, State Equation: 0/1290 constraints, PredecessorRefiner: 0/1749 constraints, Known Traps: 0/0 constraints]
After SMT, in 63389ms problems are : Problem set: 0 solved, 1749 unsolved
Search for dead transitions found 0 dead transitions in 63405ms
Finished structural reductions in LTL mode , in 1 iterations and 65524 ms. Remains : 1290/1290 places, 1750/1750 transitions.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 97 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 199 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
RANDOM walk for 40000 steps (292 resets) in 338 ms. (117 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (24 resets) in 29 ms. (1333 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (24 resets) in 91 ms. (434 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (23 resets) in 58 ms. (678 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 193843 steps, run timeout after 3001 ms. (steps per millisecond=64 ) properties seen :0 out of 3
Probabilistic random walk after 193843 steps, saw 87757 distinct states, run finished after 3001 ms. (steps per millisecond=64 ) properties seen :0
[2024-05-31 20:30:51] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 109/111 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/111 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1179/1290 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1290 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1750/3040 variables, 1290/1312 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3040 variables, 0/1312 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/3040 variables, 0/1312 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3040/3040 variables, and 1312 constraints, problems are : Problem set: 0 solved, 3 unsolved in 722 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1290/1290 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 109/111 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/111 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1179/1290 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1290 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1750/3040 variables, 1290/1312 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3040 variables, 3/1315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3040 variables, 0/1315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/3040 variables, 0/1315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3040/3040 variables, and 1315 constraints, problems are : Problem set: 0 solved, 3 unsolved in 877 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 1290/1290 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1651ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 154 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=77 )
Parikh walk visited 3 properties in 55 ms.
Knowledge obtained : [(AND p1 (NOT p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F p0), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 231 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 186 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 152 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Product exploration explored 100000 steps with 733 reset in 277 ms.
Product exploration explored 100000 steps with 732 reset in 336 ms.
Applying partial POR strategy [false, false, false, true, true]
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 2 out of 1290 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1290/1290 places, 1750/1750 transitions.
Graph (trivial) has 1225 edges and 1290 vertex of which 121 / 1290 are part of one of the 20 SCC in 2 ms
Free SCC test removed 101 places
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Performed 80 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 80 rules applied. Total rules applied 81 place count 1189 transition count 1648
Performed 58 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 58 Pre rules applied. Total rules applied 81 place count 1189 transition count 1648
Deduced a syphon composed of 138 places in 1 ms
Iterating global reduction 1 with 58 rules applied. Total rules applied 139 place count 1189 transition count 1648
Discarding 96 places :
Symmetric choice reduction at 1 with 96 rule applications. Total rules 235 place count 1093 transition count 1552
Deduced a syphon composed of 80 places in 1 ms
Iterating global reduction 1 with 96 rules applied. Total rules applied 331 place count 1093 transition count 1552
Performed 105 Post agglomeration using F-continuation condition.Transition count delta: -39
Deduced a syphon composed of 185 places in 0 ms
Iterating global reduction 1 with 105 rules applied. Total rules applied 436 place count 1093 transition count 1591
Discarding 44 places :
Symmetric choice reduction at 1 with 44 rule applications. Total rules 480 place count 1049 transition count 1547
Deduced a syphon composed of 141 places in 1 ms
Iterating global reduction 1 with 44 rules applied. Total rules applied 524 place count 1049 transition count 1547
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 161 places in 0 ms
Iterating global reduction 1 with 20 rules applied. Total rules applied 544 place count 1049 transition count 1587
Deduced a syphon composed of 161 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 39 transitions
Redundant transition composition rules discarded 39 transitions
Iterating global reduction 1 with 39 rules applied. Total rules applied 583 place count 1049 transition count 1548
Deduced a syphon composed of 161 places in 0 ms
Applied a total of 583 rules in 713 ms. Remains 1049 /1290 variables (removed 241) and now considering 1548/1750 (removed 202) transitions.
[2024-05-31 20:30:55] [INFO ] Redundant transitions in 18 ms returned []
Running 1547 sub problems to find dead transitions.
[2024-05-31 20:30:55] [INFO ] Flow matrix only has 1509 transitions (discarded 39 similar events)
// Phase 1: matrix 1509 rows 1049 cols
[2024-05-31 20:30:55] [INFO ] Computed 22 invariants in 103 ms
[2024-05-31 20:30:55] [INFO ] State equation strengthened by 160 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1048 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1547 unsolved
SMT process timed out in 36499ms, After SMT, problems are : Problem set: 0 solved, 1547 unsolved
Search for dead transitions found 0 dead transitions in 36513ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1049/1290 places, 1548/1750 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 37281 ms. Remains : 1049/1290 places, 1548/1750 transitions.
Support contains 2 out of 1290 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1290/1290 places, 1750/1750 transitions.
Applied a total of 0 rules in 30 ms. Remains 1290 /1290 variables (removed 0) and now considering 1750/1750 (removed 0) transitions.
// Phase 1: matrix 1750 rows 1290 cols
[2024-05-31 20:31:31] [INFO ] Computed 22 invariants in 29 ms
[2024-05-31 20:31:32] [INFO ] Implicit Places using invariants in 541 ms returned []
[2024-05-31 20:31:32] [INFO ] Invariant cache hit.
[2024-05-31 20:31:33] [INFO ] Implicit Places using invariants and state equation in 1378 ms returned []
Implicit Place search using SMT with State Equation took 1935 ms to find 0 implicit places.
Running 1749 sub problems to find dead transitions.
[2024-05-31 20:31:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1289 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1749 unsolved
SMT process timed out in 33080ms, After SMT, problems are : Problem set: 0 solved, 1749 unsolved
Search for dead transitions found 0 dead transitions in 33096ms
Finished structural reductions in LTL mode , in 1 iterations and 35065 ms. Remains : 1290/1290 places, 1750/1750 transitions.
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-14 finished in 186687 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)||(p1 U (p2||G(p3)))) U !p0))'
Support contains 6 out of 1339 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Graph (trivial) has 1271 edges and 1339 vertex of which 121 / 1339 are part of one of the 20 SCC in 1 ms
Free SCC test removed 101 places
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 103 transitions
Trivial Post-agglo rules discarded 103 transitions
Performed 103 trivial Post agglomeration. Transition count delta: 103
Iterating post reduction 0 with 103 rules applied. Total rules applied 104 place count 1237 transition count 1613
Reduce places removed 103 places and 0 transitions.
Iterating post reduction 1 with 103 rules applied. Total rules applied 207 place count 1134 transition count 1613
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 46 Pre rules applied. Total rules applied 207 place count 1134 transition count 1567
Deduced a syphon composed of 46 places in 1 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 2 with 92 rules applied. Total rules applied 299 place count 1088 transition count 1567
Discarding 58 places :
Symmetric choice reduction at 2 with 58 rule applications. Total rules 357 place count 1030 transition count 1509
Iterating global reduction 2 with 58 rules applied. Total rules applied 415 place count 1030 transition count 1509
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 418 place count 1030 transition count 1506
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 418 place count 1030 transition count 1505
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 420 place count 1029 transition count 1505
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 432 place count 1017 transition count 1493
Iterating global reduction 3 with 12 rules applied. Total rules applied 444 place count 1017 transition count 1493
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 455 place count 1017 transition count 1482
Performed 122 Post agglomeration using F-continuation condition.Transition count delta: 122
Deduced a syphon composed of 122 places in 0 ms
Reduce places removed 122 places and 0 transitions.
Iterating global reduction 4 with 244 rules applied. Total rules applied 699 place count 895 transition count 1360
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 701 place count 893 transition count 1358
Iterating global reduction 4 with 2 rules applied. Total rules applied 703 place count 893 transition count 1358
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 705 place count 893 transition count 1356
Drop transitions (Redundant composition of simpler transitions.) removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 5 with 20 rules applied. Total rules applied 725 place count 893 transition count 1336
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 727 place count 891 transition count 1334
Applied a total of 727 rules in 425 ms. Remains 891 /1339 variables (removed 448) and now considering 1334/1819 (removed 485) transitions.
[2024-05-31 20:32:07] [INFO ] Flow matrix only has 1295 transitions (discarded 39 similar events)
// Phase 1: matrix 1295 rows 891 cols
[2024-05-31 20:32:07] [INFO ] Computed 22 invariants in 37 ms
[2024-05-31 20:32:07] [INFO ] Implicit Places using invariants in 479 ms returned []
[2024-05-31 20:32:07] [INFO ] Flow matrix only has 1295 transitions (discarded 39 similar events)
[2024-05-31 20:32:07] [INFO ] Invariant cache hit.
[2024-05-31 20:32:08] [INFO ] Implicit Places using invariants and state equation in 976 ms returned []
Implicit Place search using SMT with State Equation took 1462 ms to find 0 implicit places.
[2024-05-31 20:32:08] [INFO ] Redundant transitions in 13 ms returned []
Running 548 sub problems to find dead transitions.
[2024-05-31 20:32:08] [INFO ] Flow matrix only has 1295 transitions (discarded 39 similar events)
[2024-05-31 20:32:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/871 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/871 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 2 (OVERLAPS) 20/891 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/891 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 4 (OVERLAPS) 1294/2185 variables, 891/913 constraints. Problems are: Problem set: 0 solved, 548 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2185/2186 variables, and 913 constraints, problems are : Problem set: 0 solved, 548 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 891/891 constraints, PredecessorRefiner: 548/548 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 548 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/871 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/871 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 2 (OVERLAPS) 20/891 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/891 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 4 (OVERLAPS) 1294/2185 variables, 891/913 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2185 variables, 548/1461 constraints. Problems are: Problem set: 0 solved, 548 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2185/2186 variables, and 1461 constraints, problems are : Problem set: 0 solved, 548 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 891/891 constraints, PredecessorRefiner: 548/548 constraints, Known Traps: 0/0 constraints]
After SMT, in 60818ms problems are : Problem set: 0 solved, 548 unsolved
Search for dead transitions found 0 dead transitions in 60825ms
Starting structural reductions in SI_LTL mode, iteration 1 : 891/1339 places, 1334/1819 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62730 ms. Remains : 891/1339 places, 1334/1819 transitions.
Stuttering acceptance computed with spot in 265 ms :[p0, (NOT p0), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p0)), true, (NOT p3), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-15
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-20b-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-15 finished in 63025 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(G((!(p0 U p1)||X(X(p2))||G(X(p0)))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||(p1&&G(p2))))))'
Found a Shortening insensitive property : FlexibleBarrier-PT-20b-LTLFireability-11
Stuttering acceptance computed with spot in 135 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Graph (trivial) has 1275 edges and 1339 vertex of which 121 / 1339 are part of one of the 20 SCC in 1 ms
Free SCC test removed 101 places
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 103 transitions
Trivial Post-agglo rules discarded 103 transitions
Performed 103 trivial Post agglomeration. Transition count delta: 103
Iterating post reduction 0 with 103 rules applied. Total rules applied 104 place count 1237 transition count 1613
Reduce places removed 103 places and 0 transitions.
Iterating post reduction 1 with 103 rules applied. Total rules applied 207 place count 1134 transition count 1613
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 45 Pre rules applied. Total rules applied 207 place count 1134 transition count 1568
Deduced a syphon composed of 45 places in 1 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 2 with 90 rules applied. Total rules applied 297 place count 1089 transition count 1568
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 357 place count 1029 transition count 1508
Iterating global reduction 2 with 60 rules applied. Total rules applied 417 place count 1029 transition count 1508
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 421 place count 1029 transition count 1504
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 421 place count 1029 transition count 1503
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 423 place count 1028 transition count 1503
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 435 place count 1016 transition count 1491
Iterating global reduction 3 with 12 rules applied. Total rules applied 447 place count 1016 transition count 1491
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 457 place count 1016 transition count 1481
Performed 122 Post agglomeration using F-continuation condition.Transition count delta: 122
Deduced a syphon composed of 122 places in 0 ms
Reduce places removed 122 places and 0 transitions.
Iterating global reduction 4 with 244 rules applied. Total rules applied 701 place count 894 transition count 1359
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 705 place count 890 transition count 1355
Iterating global reduction 4 with 4 rules applied. Total rules applied 709 place count 890 transition count 1355
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 713 place count 890 transition count 1351
Drop transitions (Redundant composition of simpler transitions.) removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 5 with 20 rules applied. Total rules applied 733 place count 890 transition count 1331
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 735 place count 888 transition count 1329
Applied a total of 735 rules in 275 ms. Remains 888 /1339 variables (removed 451) and now considering 1329/1819 (removed 490) transitions.
[2024-05-31 20:33:10] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
// Phase 1: matrix 1290 rows 888 cols
[2024-05-31 20:33:10] [INFO ] Computed 22 invariants in 39 ms
[2024-05-31 20:33:11] [INFO ] Implicit Places using invariants in 429 ms returned []
[2024-05-31 20:33:11] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
[2024-05-31 20:33:11] [INFO ] Invariant cache hit.
[2024-05-31 20:33:11] [INFO ] Implicit Places using invariants and state equation in 867 ms returned []
Implicit Place search using SMT with State Equation took 1297 ms to find 0 implicit places.
Running 545 sub problems to find dead transitions.
[2024-05-31 20:33:11] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
[2024-05-31 20:33:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/868 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/868 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 2 (OVERLAPS) 20/888 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/888 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 4 (OVERLAPS) 1289/2177 variables, 888/910 constraints. Problems are: Problem set: 0 solved, 545 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 2177/2178 variables, and 910 constraints, problems are : Problem set: 0 solved, 545 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 545 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/868 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/868 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 2 (OVERLAPS) 20/888 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/888 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 4 (OVERLAPS) 1289/2177 variables, 888/910 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2177 variables, 545/1455 constraints. Problems are: Problem set: 0 solved, 545 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2177/2178 variables, and 1455 constraints, problems are : Problem set: 0 solved, 545 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 0/0 constraints]
After SMT, in 60893ms problems are : Problem set: 0 solved, 545 unsolved
Search for dead transitions found 0 dead transitions in 60899ms
Starting structural reductions in LI_LTL mode, iteration 1 : 888/1339 places, 1329/1819 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 62477 ms. Remains : 888/1339 places, 1329/1819 transitions.
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-11
Product exploration explored 100000 steps with 3792 reset in 1206 ms.
Product exploration explored 100000 steps with 3775 reset in 1269 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT p2)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND p0 p1 p2))), (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (X p0)), (X (X (AND p0 (NOT p2)))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 19 factoid took 115 ms. Reduced automaton from 3 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 16 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 218 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), false, false]
RANDOM walk for 40000 steps (1542 resets) in 1219 ms. (32 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 22 ms. (1739 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 155238 steps, run timeout after 3007 ms. (steps per millisecond=51 ) properties seen :0 out of 11
Probabilistic random walk after 155238 steps, saw 51071 distinct states, run finished after 3007 ms. (steps per millisecond=51 ) properties seen :0
[2024-05-31 20:34:19] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
[2024-05-31 20:34:19] [INFO ] Invariant cache hit.
Problem apf2 is UNSAT
Problem apf3 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 132/186 variables, 54/56 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/56 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 1233/1419 variables, 148/204 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1419 variables, 1/205 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1419 variables, 0/205 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 686/2105 variables, 19/224 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2105 variables, 614/838 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2105 variables, 0/838 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 72/2177 variables, 72/910 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2177 variables, 0/910 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 13 (OVERLAPS) 0/2177 variables, 0/910 constraints. Problems are: Problem set: 2 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2177/2178 variables, and 910 constraints, problems are : Problem set: 2 solved, 9 unsolved in 1485 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 132/186 variables, 54/56 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/56 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 1233/1419 variables, 148/204 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1419 variables, 1/205 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1419 variables, 9/214 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1419 variables, 0/214 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 686/2105 variables, 19/233 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2105 variables, 614/847 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2105 variables, 0/847 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 72/2177 variables, 72/919 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2177 variables, 0/919 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 14 (OVERLAPS) 0/2177 variables, 0/919 constraints. Problems are: Problem set: 2 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2177/2178 variables, and 919 constraints, problems are : Problem set: 2 solved, 9 unsolved in 1497 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 9/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 2990ms problems are : Problem set: 2 solved, 9 unsolved
Fused 9 Parikh solutions to 5 different solutions.
Finished Parikh walk after 305 steps, including 12 resets, run visited all 9 properties in 10 ms. (steps per millisecond=30 )
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 2 ms. (steps per millisecond=0 )
Parikh walk visited 9 properties in 14 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT p2)), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X (NOT (AND (NOT p0) p1 p2))), (X (NOT (AND p0 p1 p2))), (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (X p0)), (X (X (AND p0 (NOT p2)))), (X (X p1)), (G (OR p0 (NOT p2) (NOT p1))), (G (OR (NOT p0) (NOT p2) (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (AND p0 (NOT p2)) (AND p0 (NOT p1))))), (F (NOT (AND (OR p0 p2) (OR p0 p1)))), (F (NOT (OR (NOT p0) (NOT p2)))), (F p2), (F (NOT (OR p0 (NOT p2)))), (F (NOT p0)), (F (NOT p1)), (F (NOT (OR p0 p2))), (F (NOT (AND p0 (NOT p2))))]
Knowledge based reduction with 21 factoid took 449 ms. Reduced automaton from 5 states, 16 edges and 3 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
Support contains 1 out of 888 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 888/888 places, 1329/1329 transitions.
Applied a total of 0 rules in 112 ms. Remains 888 /888 variables (removed 0) and now considering 1329/1329 (removed 0) transitions.
[2024-05-31 20:34:23] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
[2024-05-31 20:34:23] [INFO ] Invariant cache hit.
[2024-05-31 20:34:23] [INFO ] Implicit Places using invariants in 428 ms returned []
[2024-05-31 20:34:23] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
[2024-05-31 20:34:23] [INFO ] Invariant cache hit.
[2024-05-31 20:34:24] [INFO ] Implicit Places using invariants and state equation in 900 ms returned []
Implicit Place search using SMT with State Equation took 1329 ms to find 0 implicit places.
[2024-05-31 20:34:24] [INFO ] Redundant transitions in 13 ms returned []
Running 545 sub problems to find dead transitions.
[2024-05-31 20:34:24] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
[2024-05-31 20:34:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/868 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/868 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 2 (OVERLAPS) 20/888 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/888 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 4 (OVERLAPS) 1289/2177 variables, 888/910 constraints. Problems are: Problem set: 0 solved, 545 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2177/2178 variables, and 910 constraints, problems are : Problem set: 0 solved, 545 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 545 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/868 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/868 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 2 (OVERLAPS) 20/888 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/888 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 4 (OVERLAPS) 1289/2177 variables, 888/910 constraints. Problems are: Problem set: 0 solved, 545 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2177 variables, 545/1455 constraints. Problems are: Problem set: 0 solved, 545 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2177/2178 variables, and 1455 constraints, problems are : Problem set: 0 solved, 545 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 0/0 constraints]
After SMT, in 60954ms problems are : Problem set: 0 solved, 545 unsolved
Search for dead transitions found 0 dead transitions in 60960ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62422 ms. Remains : 888/888 places, 1329/1329 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
RANDOM walk for 40000 steps (1536 resets) in 482 ms. (82 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 422737 steps, run timeout after 3001 ms. (steps per millisecond=140 ) properties seen :0 out of 1
Probabilistic random walk after 422737 steps, saw 112313 distinct states, run finished after 3001 ms. (steps per millisecond=140 ) properties seen :0
[2024-05-31 20:35:29] [INFO ] Flow matrix only has 1290 transitions (discarded 39 similar events)
[2024-05-31 20:35:29] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/27 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 67/94 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1243/1337 variables, 97/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1337 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1337 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 764/2101 variables, 20/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2101 variables, 688/834 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2101 variables, 0/834 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 76/2177 variables, 76/910 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2177 variables, 0/910 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2177 variables, 0/910 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2177/2178 variables, and 910 constraints, problems are : Problem set: 0 solved, 1 unsolved in 407 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 26/27 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 67/94 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1243/1337 variables, 97/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1337 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1337 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1337 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 764/2101 variables, 20/147 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2101 variables, 688/835 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2101 variables, 0/835 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 76/2177 variables, 76/911 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2177 variables, 0/911 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2177 variables, 0/911 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2177/2178 variables, and 911 constraints, problems are : Problem set: 0 solved, 1 unsolved in 443 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 888/888 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 885ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 17 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=8 )
Parikh walk visited 1 properties in 1 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 90 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Product exploration explored 100000 steps with 3789 reset in 1173 ms.
Product exploration explored 100000 steps with 3787 reset in 1188 ms.
Support contains 1 out of 888 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 888/888 places, 1329/1329 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 887 transition count 1328
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 886 transition count 1327
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 886 transition count 1327
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 886 transition count 1326
Applied a total of 5 rules in 129 ms. Remains 886 /888 variables (removed 2) and now considering 1326/1329 (removed 3) transitions.
[2024-05-31 20:35:32] [INFO ] Flow matrix only has 1287 transitions (discarded 39 similar events)
// Phase 1: matrix 1287 rows 886 cols
[2024-05-31 20:35:32] [INFO ] Computed 22 invariants in 37 ms
[2024-05-31 20:35:33] [INFO ] Implicit Places using invariants in 575 ms returned []
[2024-05-31 20:35:33] [INFO ] Flow matrix only has 1287 transitions (discarded 39 similar events)
[2024-05-31 20:35:33] [INFO ] Invariant cache hit.
[2024-05-31 20:35:34] [INFO ] Implicit Places using invariants and state equation in 926 ms returned []
Implicit Place search using SMT with State Equation took 1526 ms to find 0 implicit places.
[2024-05-31 20:35:34] [INFO ] Redundant transitions in 14 ms returned []
Running 543 sub problems to find dead transitions.
[2024-05-31 20:35:34] [INFO ] Flow matrix only has 1287 transitions (discarded 39 similar events)
[2024-05-31 20:35:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/866 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/866 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 2 (OVERLAPS) 20/886 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/886 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 4 (OVERLAPS) 1286/2172 variables, 886/908 constraints. Problems are: Problem set: 0 solved, 543 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 2172/2173 variables, and 908 constraints, problems are : Problem set: 0 solved, 543 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 886/886 constraints, PredecessorRefiner: 543/543 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 543 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/866 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/866 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 2 (OVERLAPS) 20/886 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/886 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 4 (OVERLAPS) 1286/2172 variables, 886/908 constraints. Problems are: Problem set: 0 solved, 543 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2172 variables, 543/1451 constraints. Problems are: Problem set: 0 solved, 543 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2172/2173 variables, and 1451 constraints, problems are : Problem set: 0 solved, 543 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 886/886 constraints, PredecessorRefiner: 543/543 constraints, Known Traps: 0/0 constraints]
After SMT, in 60968ms problems are : Problem set: 0 solved, 543 unsolved
Search for dead transitions found 0 dead transitions in 60974ms
Starting structural reductions in SI_LTL mode, iteration 1 : 886/888 places, 1326/1329 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62672 ms. Remains : 886/888 places, 1326/1329 transitions.
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-11 finished in 205305 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((X(p0)||F(p1))))))'
Found a Lengthening insensitive property : FlexibleBarrier-PT-20b-LTLFireability-14
Stuttering acceptance computed with spot in 169 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1339/1339 places, 1819/1819 transitions.
Graph (trivial) has 1274 edges and 1339 vertex of which 121 / 1339 are part of one of the 20 SCC in 2 ms
Free SCC test removed 101 places
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 101 transitions
Trivial Post-agglo rules discarded 101 transitions
Performed 101 trivial Post agglomeration. Transition count delta: 101
Iterating post reduction 0 with 101 rules applied. Total rules applied 102 place count 1237 transition count 1615
Reduce places removed 101 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 102 rules applied. Total rules applied 204 place count 1136 transition count 1614
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 205 place count 1135 transition count 1614
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 47 Pre rules applied. Total rules applied 205 place count 1135 transition count 1567
Deduced a syphon composed of 47 places in 1 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 3 with 94 rules applied. Total rules applied 299 place count 1088 transition count 1567
Discarding 61 places :
Symmetric choice reduction at 3 with 61 rule applications. Total rules 360 place count 1027 transition count 1506
Iterating global reduction 3 with 61 rules applied. Total rules applied 421 place count 1027 transition count 1506
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 425 place count 1027 transition count 1502
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 425 place count 1027 transition count 1501
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 427 place count 1026 transition count 1501
Discarding 12 places :
Symmetric choice reduction at 4 with 12 rule applications. Total rules 439 place count 1014 transition count 1489
Iterating global reduction 4 with 12 rules applied. Total rules applied 451 place count 1014 transition count 1489
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 463 place count 1014 transition count 1477
Performed 121 Post agglomeration using F-continuation condition.Transition count delta: 121
Deduced a syphon composed of 121 places in 0 ms
Reduce places removed 121 places and 0 transitions.
Iterating global reduction 5 with 242 rules applied. Total rules applied 705 place count 893 transition count 1356
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 709 place count 889 transition count 1352
Iterating global reduction 5 with 4 rules applied. Total rules applied 713 place count 889 transition count 1352
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 717 place count 889 transition count 1348
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 6 with 19 rules applied. Total rules applied 736 place count 889 transition count 1329
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 737 place count 889 transition count 1329
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 739 place count 887 transition count 1327
Applied a total of 739 rules in 363 ms. Remains 887 /1339 variables (removed 452) and now considering 1327/1819 (removed 492) transitions.
[2024-05-31 20:36:36] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
// Phase 1: matrix 1288 rows 887 cols
[2024-05-31 20:36:36] [INFO ] Computed 22 invariants in 28 ms
[2024-05-31 20:36:36] [INFO ] Implicit Places using invariants in 661 ms returned []
[2024-05-31 20:36:36] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:36:36] [INFO ] Invariant cache hit.
[2024-05-31 20:36:37] [INFO ] Implicit Places using invariants and state equation in 950 ms returned []
Implicit Place search using SMT with State Equation took 1613 ms to find 0 implicit places.
Running 544 sub problems to find dead transitions.
[2024-05-31 20:36:37] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:36:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/867 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 2 (OVERLAPS) 20/887 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/887 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 4 (OVERLAPS) 1287/2174 variables, 887/909 constraints. Problems are: Problem set: 0 solved, 544 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 2174/2175 variables, and 909 constraints, problems are : Problem set: 0 solved, 544 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 544/544 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 544 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/867 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 2 (OVERLAPS) 20/887 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/887 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 4 (OVERLAPS) 1287/2174 variables, 887/909 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2174 variables, 544/1453 constraints. Problems are: Problem set: 0 solved, 544 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2174/2175 variables, and 1453 constraints, problems are : Problem set: 0 solved, 544 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 544/544 constraints, Known Traps: 0/0 constraints]
After SMT, in 60835ms problems are : Problem set: 0 solved, 544 unsolved
Search for dead transitions found 0 dead transitions in 60839ms
Starting structural reductions in LI_LTL mode, iteration 1 : 887/1339 places, 1327/1819 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 62828 ms. Remains : 887/1339 places, 1327/1819 transitions.
Running random walk in product with property : FlexibleBarrier-PT-20b-LTLFireability-14
Product exploration explored 100000 steps with 3783 reset in 1158 ms.
Product exploration explored 100000 steps with 3783 reset in 1174 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 89 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
RANDOM walk for 40000 steps (1540 resets) in 497 ms. (80 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 2/2 properties
[2024-05-31 20:37:41] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:37:41] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 132/187 variables, 55/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1229/1416 variables, 146/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1416 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1416 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 686/2102 variables, 19/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2102 variables, 614/837 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2102 variables, 0/837 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 72/2174 variables, 72/909 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2174 variables, 0/909 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/2174 variables, 0/909 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2174/2175 variables, and 909 constraints, problems are : Problem set: 0 solved, 2 unsolved in 506 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 132/187 variables, 55/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/187 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 1229/1416 variables, 146/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1416 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1416 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1416 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 686/2102 variables, 19/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2102 variables, 614/839 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2102 variables, 0/839 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 72/2174 variables, 72/911 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2174 variables, 0/911 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/2174 variables, 0/911 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2174/2175 variables, and 911 constraints, problems are : Problem set: 0 solved, 2 unsolved in 604 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1126ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 35 ms.
Support contains 2 out of 887 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 887/887 places, 1327/1327 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 0 with 40 rules applied. Total rules applied 40 place count 887 transition count 1287
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 60 place count 867 transition count 1267
Iterating global reduction 1 with 20 rules applied. Total rules applied 80 place count 867 transition count 1267
Free-agglomeration rule applied 762 times.
Iterating global reduction 1 with 762 rules applied. Total rules applied 842 place count 867 transition count 505
Discarding 90 places :
Also discarding 415 output transitions
Drop transitions (Output transitions of discarded places.) removed 415 transitions
Remove reverse transitions (loop back) rule discarded transition t379.t1387.t1202 and 90 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Graph (trivial) has 14 edges and 13 vertex of which 10 / 13 are part of one of the 2 SCC in 0 ms
Free SCC test removed 8 places
Iterating post reduction 1 with 74 rules applied. Total rules applied 916 place count 5 transition count 18
Drop transitions (Empty/Sink Transition effects.) removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 929 place count 5 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 929 place count 5 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 931 place count 4 transition count 4
Applied a total of 931 rules in 137 ms. Remains 4 /887 variables (removed 883) and now considering 4/1327 (removed 1323) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 137 ms. Remains : 4/887 places, 4/1327 transitions.
RANDOM walk for 12 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F p0), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 117 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 168 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 178 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 2 out of 887 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 887/887 places, 1327/1327 transitions.
Applied a total of 0 rules in 22 ms. Remains 887 /887 variables (removed 0) and now considering 1327/1327 (removed 0) transitions.
[2024-05-31 20:37:43] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:37:43] [INFO ] Invariant cache hit.
[2024-05-31 20:37:43] [INFO ] Implicit Places using invariants in 408 ms returned []
[2024-05-31 20:37:43] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:37:43] [INFO ] Invariant cache hit.
[2024-05-31 20:37:44] [INFO ] Implicit Places using invariants and state equation in 936 ms returned []
Implicit Place search using SMT with State Equation took 1346 ms to find 0 implicit places.
Running 544 sub problems to find dead transitions.
[2024-05-31 20:37:44] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:37:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/867 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 2 (OVERLAPS) 20/887 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/887 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 4 (OVERLAPS) 1287/2174 variables, 887/909 constraints. Problems are: Problem set: 0 solved, 544 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2174/2175 variables, and 909 constraints, problems are : Problem set: 0 solved, 544 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 544/544 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 544 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/867 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 2 (OVERLAPS) 20/887 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/887 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 4 (OVERLAPS) 1287/2174 variables, 887/909 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2174 variables, 544/1453 constraints. Problems are: Problem set: 0 solved, 544 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2174/2175 variables, and 1453 constraints, problems are : Problem set: 0 solved, 544 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 544/544 constraints, Known Traps: 0/0 constraints]
After SMT, in 60701ms problems are : Problem set: 0 solved, 544 unsolved
Search for dead transitions found 0 dead transitions in 60706ms
Finished structural reductions in LTL mode , in 1 iterations and 62076 ms. Remains : 887/887 places, 1327/1327 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 101 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 199 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
RANDOM walk for 40000 steps (1540 resets) in 1238 ms. (32 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 2/2 properties
[2024-05-31 20:38:46] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:38:46] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 132/187 variables, 55/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1229/1416 variables, 146/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1416 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1416 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 686/2102 variables, 19/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2102 variables, 614/837 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2102 variables, 0/837 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 72/2174 variables, 72/909 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2174 variables, 0/909 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/2174 variables, 0/909 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2174/2175 variables, and 909 constraints, problems are : Problem set: 0 solved, 2 unsolved in 481 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 53/55 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 132/187 variables, 55/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/187 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 1229/1416 variables, 146/204 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1416 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1416 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1416 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 686/2102 variables, 19/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2102 variables, 614/839 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2102 variables, 0/839 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 72/2174 variables, 72/911 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2174 variables, 0/911 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/2174 variables, 0/911 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2174/2175 variables, and 911 constraints, problems are : Problem set: 0 solved, 2 unsolved in 604 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1090ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 1834 steps, including 63 resets, run visited all 2 properties in 18 ms. (steps per millisecond=101 )
Parikh walk visited 2 properties in 18 ms.
Knowledge obtained : [(AND p1 (NOT p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F p0), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 139 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 222 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Stuttering acceptance computed with spot in 197 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Product exploration explored 100000 steps with 3783 reset in 1155 ms.
Product exploration explored 100000 steps with 3773 reset in 1133 ms.
Applying partial POR strategy [false, false, false, true, true]
Stuttering acceptance computed with spot in 166 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Support contains 2 out of 887 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 887/887 places, 1327/1327 transitions.
Applied a total of 0 rules in 81 ms. Remains 887 /887 variables (removed 0) and now considering 1327/1327 (removed 0) transitions.
[2024-05-31 20:38:50] [INFO ] Redundant transitions in 14 ms returned []
Running 544 sub problems to find dead transitions.
[2024-05-31 20:38:50] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:38:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/867 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 2 (OVERLAPS) 20/887 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/887 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 4 (OVERLAPS) 1287/2174 variables, 887/909 constraints. Problems are: Problem set: 0 solved, 544 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2174/2175 variables, and 909 constraints, problems are : Problem set: 0 solved, 544 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 544/544 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 544 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/867 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 2 (OVERLAPS) 20/887 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/887 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 4 (OVERLAPS) 1287/2174 variables, 887/909 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2174 variables, 544/1453 constraints. Problems are: Problem set: 0 solved, 544 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2174/2175 variables, and 1453 constraints, problems are : Problem set: 0 solved, 544 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 544/544 constraints, Known Traps: 0/0 constraints]
After SMT, in 60699ms problems are : Problem set: 0 solved, 544 unsolved
Search for dead transitions found 0 dead transitions in 60704ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60809 ms. Remains : 887/887 places, 1327/1327 transitions.
Support contains 2 out of 887 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 887/887 places, 1327/1327 transitions.
Applied a total of 0 rules in 19 ms. Remains 887 /887 variables (removed 0) and now considering 1327/1327 (removed 0) transitions.
[2024-05-31 20:39:51] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:39:51] [INFO ] Invariant cache hit.
[2024-05-31 20:39:51] [INFO ] Implicit Places using invariants in 436 ms returned []
[2024-05-31 20:39:51] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:39:51] [INFO ] Invariant cache hit.
[2024-05-31 20:39:52] [INFO ] Implicit Places using invariants and state equation in 917 ms returned []
Implicit Place search using SMT with State Equation took 1369 ms to find 0 implicit places.
Running 544 sub problems to find dead transitions.
[2024-05-31 20:39:52] [INFO ] Flow matrix only has 1288 transitions (discarded 39 similar events)
[2024-05-31 20:39:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/867 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 2 (OVERLAPS) 20/887 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/887 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 4 (OVERLAPS) 1287/2174 variables, 887/909 constraints. Problems are: Problem set: 0 solved, 544 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2174/2175 variables, and 909 constraints, problems are : Problem set: 0 solved, 544 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 544/544 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 544 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/867 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 2 (OVERLAPS) 20/887 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/887 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 4 (OVERLAPS) 1287/2174 variables, 887/909 constraints. Problems are: Problem set: 0 solved, 544 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2174 variables, 544/1453 constraints. Problems are: Problem set: 0 solved, 544 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2174/2175 variables, and 1453 constraints, problems are : Problem set: 0 solved, 544 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 887/887 constraints, PredecessorRefiner: 544/544 constraints, Known Traps: 0/0 constraints]
After SMT, in 60730ms problems are : Problem set: 0 solved, 544 unsolved
Search for dead transitions found 0 dead transitions in 60737ms
Finished structural reductions in LTL mode , in 1 iterations and 62132 ms. Remains : 887/887 places, 1327/1327 transitions.
Treatment of property FlexibleBarrier-PT-20b-LTLFireability-14 finished in 258292 ms.
[2024-05-31 20:40:53] [INFO ] Flatten gal took : 60 ms
[2024-05-31 20:40:53] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2024-05-31 20:40:53] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1339 places, 1819 transitions and 5463 arcs took 12 ms.
Total runtime 1712706 ms.
There are residual formulas that ITS could not solve within timeout
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2024
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FlexibleBarrier-PT-20b"
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 FlexibleBarrier-PT-20b, 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 r496-tall-171640602700140"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-20b.tgz
mv FlexibleBarrier-PT-20b execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;